# Neil W. Ashcroft

## Publications

288. K. Alkaabi, D.L.V.K. Prasad, P. Kroll, R. Hoffman, N.W. Ashcroft, “Silicon Monoxide at 1 atm and Elevated Pressures: Crystalline or Amorphous,” J. Am. Chem. Soc., **136**, 3410-3423 (2014).

287. B.P.P. Mallett, T. Wolf, E. Gilioli, F. Licci, G.V.M. Williams, A.B. Kaiser, N. Suresh, J.L. Tallon, N.W. Ashcroft, “Dielectric versus Magnetic Pairing Mechanisms in High-Temperature Cuprate Superconductors Investigated Using Raman Scattering,” Phys. Rev. Lett., **111**, 237001 (2013).

286. G. Gao, R. Hoffman, N.W. Ashcroft, “The Unusual and the Expected in the Si/C Phase Diagram,” J. Am. Chem. Soc., **135**, 11651-11656 (2013).

285. A. Hermann, R. Hoffmann, N.W. Ashcroft, "Condensed Astatine: Monatomic and Metallic," Phys. Rev. Lett., **111**, 116404 (2013).

284. K. Abe, N. W. Ashcroft, “Quantum disproportionation: The high hydrides at elevated pressures”, Phys. Rev. B **88**, 174110 (2013).

283. X.-D. Wen, R. Hoffmann, N.W. Ashcroft, "Two-Dimensional CdSe Nanosheets and their Interaction with Stabilizing Ligands," Adv. Mater., **201203184****, 1-6** (2012).

282. A. Hermann, A. Suarez-Alcubilla, I. G. Gurtubay, L.-M. Yang, A. Bergara, R. Hoffmann, N.W. Ashcroft, “LiB and its boron-deficient variants under pressure”, Phys. Rev. B **86**, 144110 (2012).

281. P. Zaleski-Ejgierd, V. Labet, T.A. Strobel, R. Hoffmann, N.W. Ashcroft, "WH*n* under pressure,” J. Phys.: Condens. Matter **24**, 155701 (2012).

280. A. Hermann, R. Hoffmann, N.W. Ashcroft, "High pressure ices," PNAS, **109**, 3, 746-750 (2012).

279. A. Hermann, B. L. Ivanov, R. Hoffmann, N. W. Ashcroft NW, “ LiBeB: A predicted phase with structural and electronic peculiarities”, Phys. Rev. B **86**, 014104 (2012).

278. A. Hermann, A. McSorley, N.W. Ashcroft, “From Wade−Mingos to Zintl−Klemm at 100 GPa: Binary Compounds of Boron and Lithium”, J. Am. Chem. Soc. 2012, **134**, 18606−18618.

277. A. Hermann, R. Hoffman, N.W. Ashcroft, “Making Sense of Boron-Rich Be–B Phases”, *Inorg. Chem.* 2012, **51**, 9066−9075 (2012).

276. V. Labet, R. Hoffmann, N.W. Ashcroft, "A fresh look at dense hydrogen under pressure. IV. Two structural models on the road from paired to monatomic hydrogen, via a possible non-crystalline phase,” J. Chem. Phys. **136**, 074504 (2012).

275. V. Labet, R. Hoffmann, N.W. Ashcroft, "A fresh look at dense hydrogen under pressure. III. Two competing effects and the resulting intra-molecular H–H separation in solid hydrogen under pressure,” J. Chem. Phys. **136**, 074503 (2012).

274. V. Labet, R. Hoffmann, N.W. Ashcroft, "A fresh look at dense hydrogen under pressure. II. Chemical and physical models aiding our understanding of evolving H–H separations,” J. Chem. Phys. **136**, 074502 (2012).

273. V. Labet, P. Gonzalez-Morelos, R. Hoffmann, N.W. Ashcroft, "A fresh look at dense hydrogen under pressure. I. An introduction problem, and an index probing equalization of H–H distances,” J. Chem. Phys. **136**, 074501 (2012).

272. K. Abe, N. W. Ashcroft NW, “Crystalline diborane at high pressure”, Phys. Rev. B **84**, 104118 (2011).

271. X.-D. Wen, R. Hoffmann, N.W. Ashcroft, “Benzene under High Pressure: a Story of Molecular Crystals Transforming to Saturated Networks, with a Possible Intermediate Metallic Phase,” J. Am. Chem. Soc., **133**, 9023 (2011).

270. V. Labet, R. Hoffmann, N.W. Ashcroft, "Molecular models for WH6 under pressure,” New J. Chem. **35**, 2349 (2011).

269. P. Zeleski-Ejgierd, R. Hoffmann, N.W. Ashcroft, "High Pressure Stabilization and Emergent Forms of PbH4," Phys. Rev. Lett., **107**, 037002 (2011).

268. X.-D. Wen, L. Hand, V. Labet, T. Yang, R. Hoffman, N.W. Ashcroft, "Graphane sheets and crystals under pressure," PNAS, **108**, 17 (2011).

267. J.A. Porter, G.V. Chester, N.W. Ashcroft, “Pair potentials for simple metallic systems: Beyong linear response,” Phys. Rev. B **81**, 224113 (2010).

266. P. Gonzalez-Morelos, R. Hoffman, N.W. Ashcroft, "Segregation into Layers: A General Problem for Structural Instability under Pressure, Exemplified by SnH4," ChemPhysChem **11**, 3105-3112 (2010).

265. J. Feng, R. Hoffmann, N.W. Ashcroft, "Double-diamond NaAl via pressure: Understanding structure through Jones-zone activation,” J. Chem. Phys. **132**, 114106 (2010).

264. N.W. Ashcroft, "Pressure for Change in metals," Nature **458**, 158 (2009).

263. E. Zurek, R. Hoffmann, A.R. Oganov, A.O. Lyakhov, N.W. Ashcroft, "A little bit of lithium does a lot for hydrogrn,"hydrogen," PNAS, **106**, 42 (2009).

262. N.W. Ashcroft, “Pressing some boundaries in Mendeleev's chart,” Physics **2**, 65 (2009).

261. S.A. Bonev, N.W. Ashcroft, “Diagrammatic Quantum Field Formalism for Localized Electrons,” Phys. Rev. B **78**, 195117 (2008).

260. B. Rousseau, N.W. Ashcroft, “Interstitial Electronic Localization,” Phys. Rev. Lett., **101**, 046407 (2008).

259. J. Feng, R.G. Hennig, N.W. Ashcroft, "Emergent Reduction of Electronic State Dimensionality in Dense Ordered Li-Be Alloys," Nature **451**, 445-448 (2008).

258. N.W. Ashcroft, "Diamond, Diamond Cells, and the Structure of Element 11," PNAS, **105**, 5 (2008).

257. N.W. Ashcroft, "Fluctuation and Higher Temperature Superconductivity in Lighter Element Systems," Physica C** 468**, 115 (2007).

256. S. Gravel, N.W. Ashcroft, "Nonlinear Response Theories and Effective Pair Potentials," Phys. Rev., B **76**, 144103 (2007).

255. J. Feng, R. Hoffmann, N.W. Ashcroft, "Theoretical Indications of Singular Structural and Electronic Features of Laves-Phase CaLi_{2} Under Pressure," Phys. Rev. Lett., **98**, 247002 (2007).

254. E. Babaev, N.W. Ashcroft, "Violation of the London Law and Onsager-Feynman Quantization in Multi-component Superconductors," Nature Physics, **3**, 530 (2007).

253. W. Grochala, R. Hoffmann, J. Feng, N.W. Ashcroft, "The Chemical Imagination at Work in *Very* Tight Places," Ange. Chem. Int. Ed., **46**, 3620 (2007).

252. N.D. Mermin, N.W. Ashcroft, "Hans Bethe's Contributions to Solid-State Physics," Int'l. J. Modern Phys., **20**, 2227 (2006).

251. J. Feng, W. Grochala, T. Jaron, R. Hoffman, A. Bergara, N.W. Ashcroft, "Structure and Potential Superconductivity in SiH_{4} at High Pressure: En Route to Metallic Hydrogen," Phys. Rev. Lett., **96**, 017006 (2006).

250. E. Babaev, A. Sudbø, N.W. Ashcroft, "Observability of a Projected New State of Matter: A Metallic Superfluid," Phys. Rev. Lett., **95**, 105301 (2005).

249. N.W. Ashcroft, "Metallic Superfluids," J. Low Temp. Phys., **139**, 711 (2005).

248. N.W. Ashcroft, "Bridgman's High-pressure Atomic Destructibility and It's Growing Legacy of Ordered States," J. Phys.: Condes. Matter, **16**, S945 (2004).

247. B. Edwards, N.W. Ashcroft, "Order in Dense Hydrogen at Low Temperatures," PNAS, **101**, 4013 (2004).

246. E. Babaev, A. Sudbø, N.W. Ashcroft, “A Superconductor to Superfluid Phase Transition in Liquid Metallic Hydrogen” , *Nature*** 431**, 666 (2004).

245. G. Atwal, N.W. Ashcroft, “Polarization Waves and Superconducting Instabilities in Electron Systems”, Phys. Rev. B **70**, 104513 (2004).

244. N.W. Ashcroft, “Hydrogen dominant metallic alloys: high temperature superconductors”, Phys. Rev. Lett. **92**, 187002 (2004).

243. K. Nagao, J.B. Neaton, N.W. Ashcroft, “First–principles Study of Adhesion at Cu/SiO2 Interfaces,” Phys. Rev. B **68**, 125403 (2003).

242. K. Nagao, S.A. Bonev, A. Bergara, N.W. Ashcroft, “Enhanced Friedel Structure and Proton Pairing in Dense Solid Hydrogen,” Phys. Rev. Lett. **90**, 035501 (2003).

241. G.S. Atwal, N.W. Ashcroft, “Correlation Effects and the High–frequency Spin Susceptibility of an Electron Liquid: Exact limits,” Phys. Rev. B **67**, 233104 (2003).

240. N.W. Ashcroft, “Hydrogen at High Density,” J. Phys. A: Math. Gen. **36**, 6137 (2003).

239. G.S. Atwal, I.G. Khalil, N.W. Ashcroft, “Dynamical Local–field Factors and Effective Interactions in the Two-Dimensional Electron Liquid,” Phys. Rev. B ** 67**, 115107 (2003).

238. K.A. Mkhoyan, J. Silcox, E.S. Alldredge, N.W. Ashcroft, H. Lu, W.J. Schaff, L.F. Eastman, “Measuring Electronic Structure of Wurtzite InN Using Electron Energy Loss Spectroscopy,” Applied Phys. Lett.** 82**, 1407 (2003).

237. A. Bergara, J.B. Neaton and N.W. Ashcroft, "Ferromagnetic Instabilities in Monatomic Lithium and Sodium Wires," International Journal of Quantum Chemistry **91**, 239-244 (2003).

236. N.W. Ashcroft, “Complexity in the Hitherto Simple Metals,” Acta Cryst. **A58**, (Supplement) C61 (2002).

235. N.W. Ashcroft, "Putting the Squeeze on Lithium", Nature **419**, 569 (2002).

234. J.B. Neaton and N.W. Ashcroft, "Low–Energy Linear Structures in Dense Oxygen: Implications for the phase," Phys. Rev. Lett. **88**, 205503 (2002).

233. G.S. Atwal and N.W. Ashcroft, "Relaxation of an Electron System: Conserving Approximation," Phys. Rev. B **65**, 115109 (2002).

232. I.G. Khalil, M. Teter and N.W. Ashcroft, "Singular Structure and Enhanced Friedel Oscillations in the Two Dimensional Electron Gas," Phys. Rev. B **65**, 195309 (2002).

231. N.W. Ashcroft, “Condensed Matter at Higher Densities,” High Pressure Phenomena, Edited by R.J. Hemley and G.L. Chiarotti, Proceedings of the International School of Physics “Enrico Fermi” Course CXLVII, 2002, p. 151.

230. N.W. Ashcroft, "The Light Elements at High Pressure, in Layered Form, and in Combination," *Frontiers of High Pressure Research II: Application of High Pressure to Low-Dimensional Novel Electronic Materials, * edited by H.D. Hochheimer *et al.* (Kluwer Academic Publishers, Netherlands), 2001, pg. 87-97.

229. S.A. Bonev and N.W. Ashcroft, "Hydrogen in Jellium: First-principle Pair Interactions," Phys. Rev. B **64,** 224112 (2001).

228. K. Nagao, S.A. Bonev and N.W. Ashcroft, "Cusp-condition Constraints and the Thermodynamic Properties of Dense Hot Hydrogen," Phys. Rev. B. **64,** 224111 (2001).

227. J.B. Neaton and N.W. Ashcroft, "On the Constitution of Sodium at Higher Densities," Phys. Rev. Lett. **86,** 2830 (2001).

226. A. König and N.W. Ashcroft, "Structure and Effective Interactions in Three-component Hard-sphere Liquids," Phys. Rev. E. **63,** 041203-1-041203-9 (2001).

225. N.W. Ashcroft, "High Pressure Induced Complexity in the Simple Metals," Proceedings of AIRAPT-17, M.H. Manghnani, W.J. Nellis and M.F. Nicol, eds. (Universities Press, Hyderabad, India, 2000), pp. 13-18.

224. A. Bergara, J.B. Neaton and N.W. Ashcroft, "Pairing, π-bonding, and the Role of Non-Locality in a Dense Lithium Monolayer," Phys. Rev. B **62,** 8494-8499 (2000).

223. J.B. Neaton, D.A. Muller and N.W. Ashcroft, "Electronic Properties of the Si/SiO_{2} Interface from First Principles," Phys. Rev. Lett. **85,** 1298 (2000).

222. K.A. Johnson and N.W. Ashcroft, "Structure and bandgap closure in dense hydrogen," Nature **403,** 632-635 (2000).

221. N.W. Ashcroft, "The Hydrogen Liquids," J. Phys.: Condens. Matter, **12,** A129-A137 (2000).

220. A. Khein and N.W. Ashcroft, "Generalized Density-functional Theory: Extended Weighted Density Approaches," Phys. Rev. E **60,** 2875 (1999).

219. K. Moulopoulos and N.W. Ashcroft, "Coulomb Interactions and Generalized Pairing in Condensed Matter," Phys. Rev. B **59,** 12,309-12,325 (1999).

218. N.W. Ashcroft, "Pairing and Spontaneous Polarization in Dense Hydrogen," *Recent Progress in Many-Body Theories,* Edited by D. Neilson and R.F. Bishop (World Scientific, Singapore, 1999), p. 260.

217. A. Khein and N.W. Ashcroft, "Symmetry Based Approach to Triplet Correlation Functions," Phys. Rev. E **59,** 1803-1807 (1999).

216. J.B. Neaton and N.W. Ashcroft, "Pairing in Dense Lithium, " Nature **400,** 141-144 (1999).

215. N.W. Ashcroft, "Dense Hydrogen at High and Low Temperatures," *Strongly Coupled Coulomb Systems,* Edited by Kalman *et al. (* Plenum Press, New York, 1998), pp. 81-93.

214. R.J. Hemley and N.W. Ashcroft, "The Revealing Role of Pressure in the Condensed Matter Sciences," *Physics Today*, **August,** 26-32 (1998).

213. A.A. Louis and N.W. Ashcroft, "Extending Linear Response: Inferences from Electron-Ion Structure Factors," Phys. Rev. Lett. **81,** 4456-4459 (1998).

212. W.J. Nellis, A.A. Louis and N.W. Ashcroft, "Metallization of Fluid Hydrogen," Phil. Trans. R. Soc. Lond. A **356,** 119-138 (1998).

211. Kurt A. Johnson and N.W. Ashcroft, "Corrections to Density-functional Theory Band Gaps," Phys. Rev. B **58,** 15548-15556 (1998).

210. N.W. Ashcroft, "The Problem of Metallic Hydrogen: A Narrative," Lecture given at the Science University of Tokyo, May 1997.

209. K. Moulopoulos and N.W. Ashcroft, "Curvature Theorem for Scattering States in Charged Systems," Phys. Rev. B **56,** 4439-4446 (1997).

208. B. Edwards and N.W. Ashcroft, "Spontaneous Polarization in Dense Hydrogen," Nature **388,** 652-655 (1997).

207. C.F. Richardson and N.W. Ashcroft, "Effective Electron-Electron Interactions and the Theory of Superconductivity," Phys. Rev. B **55,** 15130-15145 (1997).

206. A. Khein and N.W. Ashcroft, "Generalized Density Functional Theory," Phys. Rev. Lett. **78,** 3346-3349 (1997).

205. J.S. McCarley and N.W. Ashcroft, "Correlation Functions in Classical Solids," Phys. Rev. E **55,** 4990-5003 (1997).

204. A.R. Denton, P. Nielaba and N.W. Ashcroft, "Density-Functional Theory of Quantum Freezing: Sensitivity to Liquid-State Structure and Statistics," J. Phys.: Condens. Matter **9,** 4061-4080 (1997).

203. C.F. Richardson and N.W. Ashcroft, "High Temperature Superconductivity in Metallic Hydrogen: Electron-Electron Enhancements," Phys. Rev. Lett. **78,** 118-121 (1997).

202. N.W. Ashcroft, "Theory of Dense Hydrogen: Proton Pairing," *From Quantum Mechanics to Technology,* Proceedings of the XXXIInd Winter School of Theoretical Physics (Springer,1996), pp. 1-22.

201. K.A. Johnson and N.W. Ashcroft, "Electronic Structure of Ordered Silicon Alloys: Direct-Gap Systems," Phys. Rev. B **54,** 14,480-14,486 (1996).

200. K. Moulopoulos and N.W. Ashcroft, "One-Component Charged Systems as a Limiting Case of Quantal Two-Component Mixtures--A Bifurcation Procedure for a Many-Body System," J. Phys.: Condens. Matter **8,** 11023-11028 (1996).

199. M. Zoppi, A.K. Soper, R. Magli, F. Barocchi, U. Bafile , and N.W. Ashcroft, "Structure Factor of Compressed Liquid Deuterium Close to the Melting Transition," Phys. Rev. E **54,** 2773-2779 (1996).

198. C.F. Richardson and N.W. Ashcroft, "Superconductivity in Electron Liquids With and Without Intermediaries," Phys. Rev. B **54,** R764-R767 (1996).

197. B. Edwards, N.W. Ashcroft and T. Lenosky, "Layering Transitions and the Structure of Dense Hydrogen," Europhysics Letters, **34,** 519-524 (1996).

196. R.J. Hemley and N.W. Ashcroft, "Shocking State of Matter," Nature **380,** 671 (1996).

195. N.W. Ashcroft, "Density Functional Descriptions of Classical Inhomogeneous Fluids," Aust. J. Phys. **49,** 3-24 (1996).

194. N.W. Ashcroft, Dense Hydrogen: the Reluctant Alkali," Physics World **8,** 43-47 (1995).

193. N.W. Ashcroft, "Inhomogeneous Fluids and the Freezing Transition," in *Density Functional Theory,* E.K.U. Gross and R.M. Dreizler, eds. (Plenum Press, NY, 1995), pp. 581-623.

192. C.N. Likos and N.W. Ashcroft, "Comment on: Ability of Nonperturbative Density-Functional Theories to Stabilize Arbitrary Solids," Phys. Rev. E **52,** 5714 (1995).

191. N.W. Ashcroft, "The Dense Hydrogen Plasma: Translational, Orientational, and Electronic Structure," in *Elementary Processes in Dense Plasmas*, S. Ichimarn and S. Ogata, Eds., (Addison Wesley, 1995), p. 251.

190. A.R. Denton, N.W. Ashcroft, and W.A. Curtin, "Density-Functional Approach to the Equation of State of a Hard-Sphere Crystal," Phys. Rev. E **51,** 65 (1995).

189. N.W. Ashcroft, C.F. Richardson, "Dynamical Local Field Factors and Effective Interactions in the Three Dimensional Electron Liquid," Phys. Rev. B **50,** 8170 (1994).

188. J.S. McCarley and N.W. Ashcroft, "Hard-Sphere Quasicrystals," Phys. Rev. B **49,** 15600 (1994).

187. N.W. Ashcroft, "Fluctuations in Lattice Charge," in *Topics of Condensed Matter Physics *(Nova, NY, 1994), p. 87.

186. N.W. Ashcroft, "Elusive Diffusive Liquids," Nature **365,** 387 (1993).

185. C.N. Likos and N.W. Ashcroft, "Density-Functional Theory of Nonuniform Classical Liquids: An Extended Modified Weighted-Density Approximation," J. Chem. Phys. **99,** 9090 (1993).

184. K. Moulopoulos and N.W. Ashcroft, "Many-Body Theory of Paired Electron Crystals," Phys. Rev. B **48,** 11646 (1993).

183. N.W. Ashcroft and M. Cyrot, "Isotope Effect in Metallofullerenes," Europhys. Letts. **23,** 605 (1993).

182. A.P. Horsfield and N.W. Ashcroft, "The Fermi Surface and Pseudopotentials of Aluminum," J. Phys.: Condens. Matter **5,** 3925 (1993).

181. N.W. Ashcroft, "Concluding Remarks (Theoretical)," J. Non-Crystalline Solids **156-158,** 994 (1993).

180. N.W. Ashcroft, "The Metal-Insulator Transition: Complexity in a Simple System -- Section 5. Metal--Non-Metal Transition: Expanded Liquid Metals," J. Non-Crystalline Solids **156-158,** 621 (1993).

179. S.E. Burkov, T. Timusk, and N.W. Ashcroft, "Optical Conductivity of Icosahedral Quasi-crystals," J. Phys: Condens. Matter **4,** 9447 (1992).

178. K. Moulopoulos and N.W. Ashcroft, "New Low Density Phase of Interacting Electrons: The Paired Electron Crystal," Phys. Rev. Letts. **69,** 2555 (1992).

177. C.N. Likos and N.W. Ashcroft, "Exact Integral Equations for the Distribution Functions of Liquids and Liquid Mixtures," J. Chem. Phys. **97,** 9303 (1992).

176. G. Chabrier, N.W. Ashcroft, and H.E. DeWitt, "White Dwarfs as Quantum Crystals," Nature **360,** 48 (1992).

175. A.P. Horsfield and N.W. Ashcroft, "Ordered Silicon-Tin Structures on a Silicon (111) Substrate," J. Phys.: Condens. Matter **4,** 7333 (1992).

174. C.N. Likos and N.W. Ashcroft, "Self-Consistent Theory of Freezing of the Classical One-Component Plasma," Phys. Rev. Letts. **69,** 316 (1992).

173. K. Moulopoulos and N.W. Ashcroft, "General Theory of the Metal Insulator Transition," Phys. Rev. B **45,** 11518 (1992).

172. N.W. Ashcroft, "Exotic Atoms in Condensed Matter: Conclusions," in *Exotic Atoms in Condensed Matter,* G. Benedek and H. Schneuwly, eds. (Springer Verlag, Berlin, 1992), Vol. 59, p. 297.

171. N.W. Ashcroft, "Dense Deuterium and Deuterium-Muon Systems," in*Exotic Atoms in Condensed Matter,* G. Benedek and H. Schneuwly, eds. (Springer Verlag, Berlin, 1992), Vol. 59, p. 85.

170. N.W. Ashcroft, "Fluctuations and Interactions in the Dilute Metallic State," J. de Physique IV, Colloque C5, **1,** C5-169 (1991).

169. N.W. Ashcroft, "Optical Response Near A Band Overlap: Application To Dense Hydrogen," Molecular Systems Under High Pressure, R. Pucci and G. Piccitto (Editors), Elsevier Science Publishers B.V. (1991).

168. A.Ng, B.K. Godwal, J. Waterman, L. DaSilva, N.W. Ashcroft, and R. Jeanloz, "Nonequilibrium Shock Behavior in Quartz," Phys. Rev. B **44,** 4872 (1991).

167. N.W. Ashcroft, "Fluid Fullerite," Europhys. Letts. **16** (4), 355 (1991).

166. A.R. Denton and N.W. Ashcroft, "Weighted-Density-Functional Theory of Nonuniform Fluid Mixtures: Application to the Structure of Binary Hard-Sphere Mixtures Near a Hard Wall," Phys. Rev. A **44,** 8242 (1991).

165. K. Moulopoulos and N.W. Ashcroft, "Generalized Coulomb Pairing in the Condensed State," Phys. Rev. Letts. **66,** 2915 (1991).

164. A.R. Denton and N.W. Ashcroft, "Vegard's Law," Phys. Rev. A **43,**3161 (1991).

163. A.R. Denton and N.W. Ashcroft, "Density-Functional Approach to the Structure of Classical Uniform Fluids," Phys. Rev. A **44,** 1219 (1991).

162. N.W. Ashcroft, "Dense Hydrogen and Its States of Order," in *Frontiers of High-Pressure Research,* H.D. Hochheimer and R.D. Etters, eds. (Plenum, NY, 1991), Series B: Physics Vol. 286, p.115.

161. K. Moulopoulos and N.W. Ashcroft, "Chemical Potentials in Dense Charged Classical or Quantal Systems," Phys. Rev. A **43,** 1685 (1991).

160. K. Rapcewicz and N.W. Ashcroft, "Fluctuation Attraction in Condensed Matter: A Nonlocal Functional Approach," Phys. Rev. B, Rapid Comm. **44,** 4032 (1991).

159. A.R. Denton, P. Nielaba, K.J. Runge, and N.W. Ashcroft, "Freezing of a Quantum Hard-Sphere Liquid at Zero Temperature: A Density-Functional Approach," J. Phys.: Condens. Matter **3,** 593 (1991).

158. N.W. Ashcroft, "Electronic Fluctuation and the van der Waals Metal," Phil. Trans. R. Soc. Lond. A **334,** 407 (1991).

157. A.R. Denton and N.W. Ashcroft, "Weighted-Density-Functional Theory of Nonuniform Fluid Mixtures: Application to Freezing of Binary Hard-Sphere Mixtures," Phys. Rev. A **42,** 7312 (1990).

156. K. Moulopoulos and N.W. Ashcroft, "Pairing Ground States in Fermion Systems: A Static Method," Phys. Rev. B **42,** 7855 (1990).

155. G. Chabrier and N.W. Ashcroft, "Linear Mixing Rule in Screened Binary Ionic Mixtures," Phys. Rev. A **42,** 2284 (1990).

154. A.R. Denton, P. Nielaba, K.J. Runge, and N.W. Ashcroft, "Freezing of a Quantum Hard-Sphere Liquid at Zero Temperature: A Density-Functional Approach," Phys. Rev. Letts. **64,** 1529 (1990).

153. N.W. Ashcroft, "Pairing Instabilities in Dense Hydrogen," Phys. Rev. B **41,** 10963 (1990).

152. K. Moulopoulos and N.W. Ashcroft, "Scaling Relations for Two-Component Charged Systems: Application to Metallic Hydrogen," Phys. Rev. B **41,** 6500 (1990).

151. A.R. Denton and N.W. Ashcroft, Reply to "Comment on "Modified Weighted-Density-Functional Theory of Nonuniform Classical Liquids'," Phys. Rev. A **41,** 2224 (1990).

150. N.W. Ashcroft, "Electronic Fluctuation, the Nature of Interactions, and the Structure of Liquid Metals," Il Nuovo Cimento **12D,** 597 (1990).

149. N.W. Ashcroft, "Quantum-Solid Behavior and the Electronic Structure of the Light Alkali Metals," Phys. Rev. B **39,** 10552 (1989).

148. N.W. Ashcroft, "Structure and Properties," in *Condensed Matter Physics,* Eds. J. Mahanty and M.P. Das (World Scientific, 1989), p. 1.

147. N.W. Ashcroft, "Metallic Hydrogen and Beyond," Nature **340,** 345 (1989).

146. N.W. Ashcroft, "Towards the Highly Correlated Electron Problem," (Proceedings of the International Conference on the Teaching of Modern Physics, Eds. K. Luchner, H. Deger, R. Dengler, and R. Worg), World Scientific, p. 133 (1989).

145. A.R. Denton and N.W. Ashcroft, "Modified Weighted-Density-Functional Theory of Nonuniform Classical Liquids," Phys. Rev. A **39,** 4701 (1989).

144. A.R. Denton and N.W. Ashcroft, "High-Order Direct Correlation Functions of Uniform Classical Liquids," Phys. Rev. A **39,** 426 (1989).

143. A.P. Smith and N.W. Ashcroft, "Rapid Convergence of Lattice Sums and Structural Integrals in Ordered and Disordered Systems," Phys. Rev. B. **38,** 12942 (1988).

142. N. Trivedi and N.W. Ashcroft, "Quantum Size Effects in Transport Properties of Metallic Films," Phys. Rev. B **38,** 12298 (1988).

141. W.J. Nellis, J.A. Moriarty, A.C. Mitchell, M. Ross, R.G. Dandrea, N.W. Ashcroft, N.C. Holmes, and G.R. Gathers, "Metals Physics at Ultrahigh Pressure: Aluminum, Copper, and Lead as Prototypes," Phys. Rev. Letts. **60,** 1414 (1988).

140. P.D. Poll, N.W. Ashcroft, and H.E. DeWitt, "One-Component Plasma Bridge Function," Phys. Rev. A **37,** 1672 (1988).

139. N.W. Ashcroft, "Quantum Liquid Metals: The Physics of Dense Hydrogen," Presented at the Sixth International Conference on Liquid and Amorphous Metals, Garmisch-Partenkirchen, FRG, August 24-29, 1986; Zeitschrift fÙr Physikalische Chemie Neue Folge **156,** 41 (1988).

138. N.W. Ashcroft, "Fluctuation Effects in Electron Systems: Their Role in Electron-Pairing Mechanisms," Proceedings of the Fifth International Conference on Recent Progress in Many-Body Theories, Oulu, Finland (August, 1987) (Plenum, NY, 1988), p. 39.

137. A.C. Maggs and N.W. Ashcroft, "The Pair Potential Approach for Interfaces: Fundamental Problems and Practical Solutions," Proceedings of Interface Science and Engineering Conference, Lake Placid (July 1987); J. de Physique, Colloque C5, **49,** C5-131 (1988).

136. N.W. Ashcroft, "Electronic Fluctuation and Pairing," in *Novel Superconductivity,* S.A. Wolf and V.Z. Kresin, eds. (Plenum, 1987), p. 301.

135. W.A. Curtin and N.W. Ashcroft, "Triplet and Higher-Order Direct Correlation Functions in Dense Fluids," Phys. Rev. Letts. **59,** 2385 (1987).

134. P.D. Poll and N.W. Ashcroft, "Extraction of the One-Component Plasma Bridge Function from Computer Simulation Data," in *Strongly Coupled Plasma Physics,* F.J. Rogers and H.E. DeWitt, eds. (Plenum, 1987), p. 35.

133. P.D. Poll and N.W. Ashcroft, "Critical Behavior of the Hypernetted-Chain Equation," Phys. Rev. A **35,** 5167 (1987).

132. N. Trivedi and N.W. Ashcroft, "Electronic Transport in a Superlattice with Average Periodic Order," Phys. Rev. B **35,** 6084 (1987).

131. A.P. Smith and N.W. Ashcroft, "Pseudopotentials and Quasicrystals," Phys. Rev. Letts. **59,** 1365 (1987).

130. A.C. Maggs and N.W. Ashcroft, "Electronic Fluctuation and Cohesion in Metals," Phys. Rev. Letts. **59,** 113 (1987).

129. P.D. Poll and N.W. Ashcroft, "Critical Behavior of Modified Hypernetted-Chain Equations. II. Nonuniversal Quantities," Phys. Rev. A **35,** 866 (1987).

128. A.C. Maggs and N.W. Ashcroft, "Non-Transferable van der Waals Potentials: Insulators at High Pressure," Phys. Rev. B **36,** 7586 (1987).

127. M.W. Pestak, R.E. Goldstein, M.H.W. Chan, J.R. de Bruyn, D.A. Balzarini, and N.W. Ashcroft, "Three-Body Interactions, Scaling Variables, and Singular Diameters in the Coexistence Curves of Fluids," Phys. Rev. B **36,** 599 (1987).

126. R.E. Goldstein, A. Parola, N.W. Ashcroft, M.W. Pestak, M.H.W. Chan, J.R. de Bruyn, and D.A. Balzarini, "Beyond the Pair-Potential Model of Fluids at the Liquid-Vapor Critical Point," Phys. Rev. Letts. **58,** 41 (1987).

125. W.A. Curtin and N.W. Ashcroft, "Density-Functional Theory and Freezing of Simple Liquids," Phys. Rev. Letts. **56,** 2775 (1986).

124. R.G. Dandrea, N.W. Ashcroft, and A.E. Carlsson, "The Electron Liquid at any Degeneracy," Phys. Rev. B **34,** 2097 (1986).

123. L.J. Lewis and N.W. Ashcroft, "Collective Excitations in Metallic Glasses: A Model of Dynamic Structure," Phys. Rev. B **34,** 8477 (1986).

122. R.G. Dandrea and N.W. Ashcroft, "Theory of the High Temperature Shocked Metallic State," in *Proceedings of the Fourth APS Topical Conference on Shock Waves in Condensed Mater,* Y.M. Gupta, ed. (Plenum, 1986), p. 57.

121. R.G. Dandrea and N.W. Ashcroft, "High Pressure as a Probe of Electron Structure: Aluminum," Phys. Rev. B **32,** 6936 (1985).

120. W.A. Curtin and N.W. Ashcroft, "Weighted-Density-Functional Theory of Inhomogeneous Liquids and the Freezing Transition," Phys. Rev. A **32,** 2909 (1985).

119. P.D. Poll and N.W. Ashcroft, "Critical Behavior of Modified Hypernetted-Chain Equations: Universal Quantities," Phys. Rev. A **32,** 1722 (1985).

118. R. Goldstein and N.W. Ashcroft, "Origin of the Singular Diameter in the Coexistence Curve of a Metal," Phys. Rev. Letts. **55,** 2164 (1985).

117. B. Firey and N.W. Ashcroft, "A Cluster Variational Theory of the Hard Sphere Crystal," J. Chem. Phys. **82,** 2723 (1985).

116. W.A. Curtin and N.W. Ashcroft, "Theory of Far-Infrared Absorption in Small-Metal-Particle--Insulator Composites," Phys. Rev. B **31,** 3287 (1985).

115. W.A. Curtin, R.C. Spitzer, N.W. Ashcroft, and A.J. Sievers, "Effect of Melting of the Metallic Component on the Anomalous Far-Infrared Absorption of Superconducting Sn Particle Composites," Phys. Rev. Letts. **54,** 1071 (1985).

114. S.M. Foiles, N.W. Ashcroft, and L. Reatto, "Structure Factor and Direct Correlation Function of a Fluid from Finite Range Simulation Data," J. Chem. Phys. **81,** 6140 (1984).

113. R.G. Dandrea and N.W. Ashcroft, "Aluminum at T ≈ T_{F} Theory of the Dynamically Compressed Metallic State," Proceedings of Conference on Physics and Physicochemistry of Highly Condensed Matter, Aussois, France, September, 1984; Journal de Physique, Colloque C8, **45,** C8-13 (1984).

112. A.E. Carlsson, N.W. Ashcroft, and A.R. Williams, "Properties of SiO2 in a High-Pressure Fluorite Structure Phase," Geophysical Research Letts. **11,** 617 (1984).

111. S.M. Foiles and N.W. Ashcroft, "Perturbation Theory of Liquid-Metal Surfaces: The Importance of Self-Energy," Phys. Rev. A **30,** 3136 (1984).

110. J. Oliva and N.W. Ashcroft, "Theory of the Spin-1 Bosonic Liquid Metal: Quasiparticle Interactions and Electrical Resistivity in Liquid Metallic Deuterium," Phys. Rev. B **30,** 5140 (1984).

109. J. Oliva and N.W. Ashcroft, "Theory of the Spin-1 Bosonic Liquid Metal: Equilibrium Properties of Liquid Metallic Deuterium," Phys. Rev. B **30,** 1326 (1984).

108. N.W. Ashcroft and J. Oliva, "Dense Coulomb Plasmas: Quantum Statistics and Ordering," Proceedings of the Third International Conference on Recent Progress in Many-Body Theories, Altenberg, W. Germany, in *Lectures Notes in Physics *(Springer-Verlag, 1984), pp. 251-258.

107. S.M. Foiles, N.W. Ashcroft, and L. Reatto, "A Crossover Integral Equation for the Structure of Simple Liquids," J. Chem. Phys. **80,** 4441 (1984).

106. R.S. Jones and N.W. Ashcroft, "Liquid State Thermodynamics and the Dynamic Compression of Solids," J. Chem. Phys. **80,** 3328 (1984).

105. A.E. Carlsson and N.W. Ashcroft, "Geometric-Disorder Effects in Lateral Surface Superlattices," Phys. Rev. B **29,** 6791 (1984).

104. D.F. Styer and N.W. Ashcroft, "Ground-State Energy of Metallic Hydrogen in the Wigner-Seitz Approximation," Phys. Rev. B **29,** 5562 (1984).

103. J. Oliva and N.W. Ashcroft, "Comment on `Acoustic Plasma Modes'," Phys. Rev. B **29,**1067 (1984).

102. A.E. Carlsson and N.W. Ashcroft, "Liquidlike State of Dense Hydrogen," Phys. Rev. B **29,** 479 (1984).

101. N.W. Ashcroft, "Microphysics for the Future," in *Cornell Engineering Quarterly* 18, 41 (1983).

100. F. Lado, S.M. Foiles, and N.W. Ashcroft, "Solutions of the Reference-Hypernetted-Chain Equation with Minimized Free Energy," Phys. Rev. A **28,** 2374 (1983).

99. A.E. Carlsson and N.W. Ashcroft, "Ordered Pairing in Liquid Metallic Hydrogen," Phys. Rev. B **27,** 6676 (1983).

98. J. Jaffe and N.W. Ashcroft, "Critical Fields of Liquid Superconducting Metallic Hydrogen," Phys. Rev. B **27,** 5852 (1983).

97. A.E. Carlsson and N.W. Ashcroft, "Approaches for Reducing the Insulator-Metal Transition Pressure in Hydrogen," Phys. Rev. Letts. **50,** 1305 (1983).

96. A.E. Carlsson and N.W. Ashcroft, "Pair Potentials from Band Theory: Application to Vacancy Formation Energies," Phys. Rev. B **27,** 2101 (1983).

95. D.M. Wood and N.W. Ashcroft, "Quantum Size Effects in the Optical Properties of Small Metallic Particles," Phys. Rev. B **25,** 6255 (1982).

94. S.M. Foiles and N.W. Ashcroft, "Bounded Capillary Fluctuations: The Constraint of Self-Gravity," Mol. Phys. **47,** 237 (1982).

93. N.W. Ashcroft, "Dense Conducting Liquids," in *The Liquid State of Matter: Fluids, Simple and Complex,* E.W. Montroll and J.L. Lebowitz, eds. (North-Holland, 1982), p. 141.

92. A.E. Carlsson and N.W. Ashcroft, "Asymptotic Freedom in Solids: A Theorem," Phys. Rev. B **25,** 3474 (1982).

91. D.M. Wood and N.W. Ashcroft, "Structure and Screening in Molecular and Metallic Hydrogen at High Pressure," Phys. Rev. B **25,** 2532 (1982).

90. S.M. Foiles and N.W. Ashcroft, "Long-Range Correlations in Adsorbed Layers," Phys. Rev. B **25,** 1366 (1982).

89. N.W. Ashcroft, "Ordered Ground States of Metallic Hydrogen and Deuterium," in *Proceedings of the International Symposium on the Physics of Solids Under High Pressure,* Bad Honnef, August 10-14, 1981, J.S. Schilling and R.N. Shelton, eds. (North-Holland, 1982), p. 155.

88. J. Oliva and N.W. Ashcroft, "Two-Component Fermi-Liquid Theory: Transport Properties of Liquid Metallic Hydrogen," Phys. Rev. B **25,** 223 (1982).

87. N.W. Ashcroft, "Electromagnetic Propagation in Mixed Media," in *Macroscopic Properties of Disordered Media,* Vol. 154 of Lecture Notes in Physics, Proceedings 1981, R. Burridge, S. Childress, and G. Papanicolaou, eds. (Springer-Verlag, 1982), p. 1.

86. P. Garik and N.W. Ashcroft, "Response Functions and the Retarded Surface Plasmon for Bounded Jellium," Solid State Comm. **39,** 1183 (1981).

85. S.M. Foiles and N.W. Ashcroft, "Variational Theory of Phase Separation in Binary Liquid Mixtures," J. Chem. Phys. **75,** 3594 (1981).

84. J. Cheung and N.W. Ashcroft, "Core Polarization and the Equation of State of Potassium," Phys. Rev. B **24,** 1636 (1981).

83. S. Chakravarty, J.H. Rose, D. Wood, and N.W. Ashcroft, "Theory of Dense Hydrogen," Phys. Rev. B **24,** 1624 (1981).

82. R.M. Nieminen and N.W. Ashcroft, "Theory of Inhomogeneous Fluids," Phys. Rev. A **24,** 560 (1981).

81. S.M. Foiles and N.W. Ashcroft, "Absence of Power-Law Behavior of the Hypernetted Chain Equation," Phys. Rev. A **24,** 424 (1981).

80. J. Oliva and N.W. Ashcroft, "Two-Component Fermi-Liquid Theory: Equilibrium Properties of Liquid Metallic Hydrogen," Phys. Rev. B **23,** 6399 (1981).

79. J.E. Jaffe and N.W. Ashcroft, "Superconductivity in Liquid Metallic Hydrogen," Phys. Rev. B **23,** 6176 (1981).

78. J. Cheung and N.W. Ashcroft, "Screened Polarization Waves and the Energies of Simple Metals: Formulation," Phys. Rev. B **23,** 2484 (1981).

77. W. Lamb, D.M. Wood, and N.W. Ashcroft, "Long-Wavelength Electromagnetic Propagation in Heterogeneous Media," Phys. Rev. B **21,** 2248 (1980).

76. P. Garik and N.W. Ashcroft, "Optical Response of Metals in a Number-Conserving Relaxation-Time Approximation," Phys. Rev. B **21,** 391 (1980).

75. S. Chakravarty, J.H. Rose, D.M. Wood, and N.W. Ashcroft, "Molecular and Metallic Hydrogen. A Unified Density Functional Approach," in *High Pressure Science and Technology,* Vol. 2, B. Vodar and Ph. Marteau, eds. (Pergamon Press, 1980), p. 591.

74. K.K. Mon, G.V. Chester, and N.W. Ashcroft, "Simulation Studies of a Model of High-Density Metallic Hydrogen," Phys. Rev. B **21,** 2641 (1980).

73. N.W. Ashcroft, "Dense Phases of Hydrogen", in *Modern Trends in the Theory of Condensed Matter,* A. Pekalski and J. Przystawa, eds. (Springer-Verlag, 1980), p. 531.

72. N.W. Ashcroft, R.A. Buhrman, H.G. Craighead, W. Lamb, A.J. Sievers, R. Smalley, D.M. Trotter, J.W. Wilkins, L. Wojcik, and D.M. Wood, "A Study of Metal/Insulator Composite Media and Metal Surfaces for Use in Selective Absorber Systems," in *Proceedings of 2nd Annual Conference on Solar Absorber Coatings,* (1979) Department of Energy, p. 209.

71. Y. Rosenfeld and N.W. Ashcroft, "Mean-Spherical Model for Soft Potentials: The Hard Core Revealed as a Perturbation," Phys. Rev. A **20,** 2162 (1979).

70. B.W. Batterman and N.W. Ashcroft, "CHESS: The New Synchrotron Radiation Facility at Cornell," Science **206,** 157 (1979).

69. J. Cheung and N.W. Ashcroft, "Aluminum under High Pressure. II. Resistivity," Phys. Rev. B **20,** 2991 (1979).

68. Y. Rosenfeld and N.W. Ashcroft, "Theory of Simple Classical Fluids: Universality in the Short-Range Structure," Phys. Rev. A **20,** 1208 (1979).

67. Y. Rosenfeld and N.W. Ashcroft, "A New Theory of Simple Classical Fluids," Physics Letters **73A,** 31 (1979).

66. N.W. Ashcroft, "Singular Structure in the Density of Levels of Simple Metals," Phys. Rev. B **19,** 4906 (1979).

65. K.K. Mon, N.W. Ashcroft, and G.V. Chester, "Core Polarization and the Structure of Simple Metals," Phys. Rev. B **19,** 5103 (1979).

64. W. Lamb, D.M. Wood, and N.W. Ashcroft, "Optical Properties of Small Particle Composites: Theories and Application," in *AIP Conference Proceedings, No. 40, Electrical Transport and Optical Properties of Inhomogeneous Media,* J.C. Garland and D.B. Tanner, eds. (American Institute of Physics, 1978), p. 240.

63. K.K. Mon and N.W. Ashcroft, "On the Origin of Thermal Anomalies in Amorphous Systems," Solid State Comm. **27,** 609 (1978).

62. N.W. Ashcroft and D. Stroud, "Theory of the Thermodynamics of Simple Liquid Metals," Solid State Physics **33,** 1 (1978).

61. S. Chakravarty and N.W. Ashcroft, "Ground State of Metallic Hydrogen," Phys. Rev. B **18,** 4588 (1978).

60. S. Chakravarty and N.W. Ashcroft, "Analytical Treatment of Hypernettted-Chain and Percus-Yevick Equations for Bosons," Phys. Rev. B **18,** 2978 (1978).

59. J. Cheung and N.W. Ashcroft, "Resistivity of Liquid Metals Under Elevated Pressure," Phys. Rev. B **18,** 559 (1978).

58. N.W. Ashcroft, "The Photoelectron Excitation Process," in *Photoemission and Electronic Properties of Surfaces,* B. Feuerbacher, B. Fitton, and R.F. Willis, eds. (John Wiley and Sons, 1978), Chapter 2, p. 21.

57. D.M. Wood and N.W. Ashcroft, "Effective Medium Theory of Optical Properties of Small Particle Composites," Philosophical Magazine **35,** 269 (1977).

56. D.M. Straus, N.W. Ashcroft, and H. Beck, "Phase Separation of Metallic Hydrogen-Helium Alloys," Phys. Rev. B **15,** 1914 (1977).

55. B. Firey and N.W. Ashcroft, "Thermodynamics of Thomas-Fermi Screened Coulomb Systems," Phys. Rev. A **15,** 2072 (1977).

54. N.W. Ashcroft, "Stability and Structure in Binary Alloys," in *Institute of Physics Conference Series No. 30,* Chapter 1, (1977), p. 39.

53. D.M. Straus and N.W. Ashcroft, "Self-Consistent Structure of Metallic Hydrogen," Phys. Rev. Letts. **38,** 415 (1977).

52. J.F. Dobson and N.W. Ashcroft, "Einstein-Kanzaki Model of Static and Dynamic Lattice Relaxation: Application to Vacancies in Metallic Hydrogen," Phys. Rev. B **16,** 5326 (1977).

51. C. Friedli and N.W. Ashcroft, "Combined Representation Model for Use in Band-Structure Calculations: Application to Highly Compressed Hydrogen," Phys. Rev. B **16,** 662 (1977).

50. D. Stroud and N.W. Ashcroft, "Comment on the Thermodynamics of a Classical One-Component Plasma," Phys. Rev. A **13,** 1660 (1976).

49. D.M. Straus and N.W. Ashcroft, "Thermal Diffuse X-ray Scattering in Simple Metals," Phys. Rev. B **14,** 448 (1976).

48. R.L. Henderson and N.W. Ashcroft, "Perturbation Theory of Structure in Mixtures Near Phase Separation," Phys. Rev. A **13,** 859 (1976).

47. C. Friedli and N.W. Ashcroft, "Aluminum under High Pressure. I. Equation of State," Phys. Rev. B **12,** 5552 (1975).

46. J. Hammerberg and N.W. Ashcroft, "Ground-State Energies of Simple Metals," Phys. Rev. B **9,** 409 (1974); Errata, Phys. Rev. B **3,** 1511 (1974).

45. N.W. Ashcroft, "Theories of Photoemission and Their Links with Experiment," in *Proceedings of IV International Conference on Vacuum Ultraviolet Radiation Physics,* E.-E. Koch, R. Haensel, and C. Kunz, eds. (Pergamon, 1974), p. 533.

44. K. Sturm and N.W. Ashcroft, "Nonlocal Effects in Absorption Edges: Energy-Dependent Pseudopotentials," Phys. Rev. B **10,**1343 (1974).

43. D.J. Stevenson and N.W. Ashcroft, "Conduction in Fully Ionized Liquid Metals," Phys. Rev. A **9,** 782 (1974).

42. N.W. Ashcroft, "Theories of Melting in Simple Metals," Proceedings of the Second Annual Conference on Liquid Metals (1973), p. 539.

41. N.W. Ashcroft, "Transport in Liquid Metals and Alloys," in *Technical Report of Institute of Solid State Physics,* Ser. B, No. 15 (University of Tokyo, 1973), p. 197.

40. N.W. Ashcroft, R.B. Stephens, and R.O. Pohl, "Lattice Vibrations of Non-Crystalline Solids," in *Technical Report of Institute of Solid State Physics,* Ser. B, No. 15 (University of Tokyo, 1973), p. 144.

39. M.J. Kelly and N.W. Ashcroft, "Optical Properties of Anisotropic Polyvalent Metals," Phys. Rev. B **8,** 2445 (1973).

38. M.V. Romerio and N.W. Ashcroft, "Optical Properties and X-ray Diffraction of Amorphous Systems," Journal of Non-Crystalline Solids **8-10,** 647 (1972).

37. D. Stroud and N.W. Ashcroft, "Theory of the Melting of Simple Metals: Application to Na," Phys. Rev. B **5,** 371 (1972).

36. W.L. Schaich and N.W. Ashcroft, "Model Calculations in the Theory of Photoemission," Phys. Rev. B **3,** 2452 (1971); Errata, Phys. Rev. B **4, ** 1395 (1971).

35. N.W. Ashcroft, "Ion-Ion Interactions in Metals: Their Nature and Physical Manifestations," in *Interatomic Potentials and Simulation of Lattice Defects,* P.C. Gehlen, J.R. Beeler, Jr., and R.I. Jaffee, eds. (Plenum, 1971), p. 91.

34. D. Stroud and N.W. Ashcroft, "Phase Stability in Binary Alloys," J. Physics F: Metal Physics **1,** 113 (1971).

33. N.W. Ashcroft, "Exact Solution of the Two-Band Density of States Problem," in *Computational Methods in Band Theory,* P.M. Marcus, J.F. Janak, and A.R. Williams, eds. (Plenum Press, 1971), p. 368.

32. N.W. Ashcroft and K. Sturm, "Interband Absorption and the Optical Properties of Polyvalent Metals," Phys. Rev. B **3,** 1898 (1971).

31. N.W. Ashcroft and W. Schaich, "Electronic Properties of Liquid Metals," Phys. Rev. B **1,**1370 (1970); Errata, Phys. Rev. B **3,** 1511 (1971).

30. N.W. Ashcroft and G. Russakoff, "Incoherent Scattering and Electron Transport in Metal-Ammonia Solutions. I," Phys. Rev. A **1,** 39 (1970).

29. N.W. Ashcroft and G. Russakoff, "Conductivity of Concentrated Metal-Ammonia Solutions," in *Metal-Ammonia Solutions,* Supplement to Pure and Applied Chemistry (Butterworths, 1970), p. 439.

28. N.W. Ashcroft and W.L. Schaich, "Theory of the Photoelectric Effect and its Relation to the Band Structure of Metals," Nat. Bur. Stand. (U.S.), Spec. Publ. **323,** 129 (1970).

27. W.L. Schaich and N.W. Ashcroft, "Theory of Photoemission," Solid State Communications **8,** 1959 ( 1970).

26. N.W. Ashcroft, "Zhidkie Metalli (Liquid Metals)," Uspekhi Fizicheskikh Nauk [Soviet Physics-Uspekhi] **101,** 519 (1970).

25. N.W. Ashcroft, "Conductivity of Liquid Semiconductors," J. Non-Crystalline Solids **4,** 178 (1970).

24. N.W. Ashcroft, "One-Electron Theories of Cohesion on Ion-Pair Potentials in Metals," in *Fundamental Aspects of Dislocation Theory,* J.A. Simmons, R. de Wit, and R. Bullough, eds., Nat. Bur. Stand. (U.S.), Spec. Publ. **317,** I, (1970), p. 179.

23. W. Schaich and N.W. Ashcroft, "Resistivity of Liquid Semiconductors Viewed as Pseudo-Binary Alloys," Phys. Letts. **31A,** 174 (1970).

22. N.W. Ashcroft, "Liquid Metals," Scientific American **221, **72 (1969).

21. N.W. Ashcroft, "The Reversal of Hall Fields in Aluminum and Indium," Physik der Kondensierten Materie **9,** 45 (1969).

20. N.W. Ashcroft, "Density of States in Simple Metals and the Soft X-Ray Spectrum," in *Soft X-Ray Band Spectra*(Academic Press, 1968), p. 249.

19. N.W. Ashcroft, "Metallic Hydrogen: A High-Temperature Superconductor?," Phys. Rev. Letts. **21,** 1748 (1968).

18. N.W. Ashcroft, "Electron-Ion Pseudopotentials in the Alkali Metals," J. Phys. C (Proceedings of the Physical Society) **1,** 232 (1968).

17. N.W. Ashcroft and W.E. Lawrence, "Fermi Surface and Electronic Structure of Indium," Phys. Rev. **175,** 938 (1968).

16. N.W. Ashcroft and D.C. Langreth, "Structure of Binary Mixtures. I," Phys. Rev. **156, ** 685 (1967); Errata, Phys. Rev. **166,** 934 (1968).

15. N.W. Ashcroft and D.C. Langreth, "Structure of Binary Liquid Mixtures. II. Resistivity of Alloys and the Ion-Ion Interaction," Phys. Rev. **159,** 500 (1967).

14. N.W. Ashcroft and N.H. March, "Structure Factor and Direct Correlation Function for a Classical Hard Sphere Fluid," Proceedings of the Royal Society **A297,** 336 (1967).

13. N.W. Ashcroft and D.C. Langreth, "Compressibility and Binding Energy of the Simple Metals," Phys. Rev. **155,** 682 (1967).

12. N.W. Ashcroft, "The Hard Core Dimensions of the Noble Gas Atoms," Physica **35,** 148 (1967).

11. P.D. Adams and N.W. Ashcroft, "The Feasibility of Testing the Born Approximation in Metals via X-ray Measurements," Advances in Physics **16,** 597 (1967).

10. R. Koyama, W.E. Spicer, N.W. Ashcroft, and W.E. Lawrence, "Photoemission and the Density of States of Indium," Phys. Rev. Letts. **19,** 1284 (1967).

9. N.W. Ashcroft, "The Role of Volume Dependence in the Resistivity of a Liquid Metal," Phys. Letts. **23,** 529 (1966).

8. N.W. Ashcroft, "Electron-Ion Pseudopotentials in Metals," Phys. Letts. **23,** 48 (1966).

7. N.W. Ashcroft and J. Lekner, "Structure and Resistivity of Liquid Metals," Phys. Rev. **145,** 83 (1966).

6. N.W. Ashcroft and L.J. Guild, "The Resistivity of Liquid Aluminum," Phys. Letts. **14,** 23 (1965).

5. N.W. Ashcroft and J.W. Wilkins, "Low Temperature Electronic Specific Heat of Simple Metals," Phys. Letts. **14,** 285 (1965).

4. N.W. Ashcroft, "Fermi Surfaces of Potassium and Rubidium," Phys. Rev. **140,** A935 (1965).

3. D.J. Hooton and N.W. Ashcroft, "Spin-Dependent Quasi-Elastic Scattering of Fast Nucleons," Proceedings of the Physical Society **81,** 193 (1963).

2. N.W. Ashcroft, "The Fermi Surface of Aluminum," Philosophical Magazine **8,** 2055 (1963).

1. N.W. Ashcroft, "The Fermi Surface of Aluminum," Phys. Letts. **4,** 202 (1963).