353. Hemley, R. J., X. Liu, E. Gregoryanz, and H. K. Mao, Infrared and Raman microspectroscopy of
minerals under pressure, Microspectroscopy and Microanalysis, 9, 1098-1099 (2003).
352. Li, J., C. Hadidiacos, H. K. Mao, Y. Fei, and R. J. Hemley, Behavior of thermocouples under high
pressure in a multi-anvil apparatus, High Pressure Res., 23, 389-401 (2003).
351. Song, Y., R. J. Hemley, H. K. Mao, Z. X. Liu, and D. R. Herschbach, New phases of N2O4 at high
pressures and high temperatures, Chem. Phys. Lett., 382, 686-692 (2003).
350. Chen, M., J. Shu, H. K. Mao, X. Xie, and R. J. Hemley, Natural occurrence and synthesis of two new
post-spinel polymorphs of chromite, Proc. Nat. Acad. Sci., 100, 14651-14654 (2003).
349. Lin, J.-F., V. V. Struzhkin, W. Sturhahn, E. Huang, J. Zhao, M. Y. Hu, E. E. Alp, H. K. Mao,
N. Boctor, and R. J. Hemley, Sound velocities of iron-nickel and iron-silicon alloys in the Earth's core, Geophys. Res. Lett., 30, 2112 (2003).
348. Lin, J.-F., J. Shu, H. K. Mao, R. J. Hemley, and G. Shen, Amorphous boron gasket in diamond anvil cell
research, Rev. Sci. Instrum., 74, 4732-4736 (2003).
347. Mao, W. L., H. K. Mao, C.S. Yan, J. Shu, J. Hu, and R. J. Hemley, Generation of ultrahigh pressure
using single-crystal CVD diamond anvils, Appl. Phys. Lett., 83, 5190-5192 (2003).
346. Goncharov, A. F., E. Gregoryanz, R. J. Hemley, and H. K. Mao, Molecular character of the metallic
high-pressure phase of oxygen, Phys. Rev. B, 68, 100102 (2003).
345. Freiman, Y. A., S. M. Tret'yak, M. Sergei, T. N. Antsygina, and R. J. Hemley, Novel Phase behavior in
quantum rotors, TempJ. Low . Phys., 133, 251-260 (2003).
344. Liu, Z. X., G. A. Lager, R. J. Hemley, and N. L. Ross, Synchrotron infrared spectroscopy of
OH-chondrodite and OH-clinohumite at high pressure, Am. Mineral, 88, 1412-1415 (2003).
343. Strzhemchny, M. A., and R. J. Hemley, Ortho-para conversion in the solid hydrogens at high pressure, J.
Low Temp. Phys., 29, 941-946 (2003).
342. Hellwig, H., R. J. Hemley, and R. E. Cohen, Micro-Brillouin investigations of relaxor ferroelectrics, AIP
Conference Proceedings, Fundamental Physics of Ferroelectrics 2003, Williamsburg, VA, 677, 65-73 (2003).
341. Antsygina, T. N., S. M. Tret'yak, Y. A. Freiman, and R. J. Hemley, Orientational ordering in solid
hydrogens with J=1 in the presence of a crystal field, J. Low Temp. Phys., 29, 378-381 (2003).
340. Mao, W. L., H. K. Mao, P. J. Eng, T. P. Trainor, M. Newville, C.C. Kao, D. L. Heinz, J. Shu,
Y. Meng, and R. J. Hemley, Bonding changes in compressed superhard graphite, Science, 302, 425-427 (2003).
339. Gregoryanz, E., A. F. Goncharov, K. Matsuishi, H. K. Mao, and R. J. Hemley, Raman spectroscopy of
hot dense hydrogen, Phys. Rev. Lett., 90, 175701, 1-4 (2003).
338. Hellwig, H., A. F. Goncharov, H. K. Mao, E. Gregoryanz, and R. J. Hemley, Brillouin and Raman
spectroscopy of the ferroelastic rutile-to-CaCl2 transition in SnO2 at high pressure, Phys. Rev. B, 67, 4110 (2003).
337. Eremets, M. I., V. V. Struzhkin, H. K. Mao, and R. J. Hemley, Exploring superconductivity in low-Z
materials at megabar pressures, Physica B, 329, 1312-1316, Part 2 (2003).
336. Song, Y., R. J. Hemley, Z. Liu, M. Somayazulu, H. K. Mao, and D. R. Herschbach, High-pressure
stability, transformations and vibrational dynamics of nitrosonium nitrate from synchrotron infrared and Raman spectroscopy, J. Chem. Phys., 119, 2232-2240 (2003).
335. Song, Y., M. Somayazulu, H. K. Mao, R. J. Hemley, and D. R. Herschbach, High pressure structure
and equation of state of nitrosonium nitrate from synchrotron x-ray diffraction, J. Chem. Phys., 118, 8350-8356 (2003).
334. Matsuishi, K., E. Gregoryanz, H. K. Mao, and R. J. Hemley, Equation of state and intermolecular
interactions in fluid hydrogen from Brillouin scattering at high pressures and temperatures, J. Chem. Phys., 118, 10683-10695 (2003).
333. Ma, Y., R. J. Hemley, C. T. Prewitt, G. Zou, and H. K. Mao, High P-T x-ray diffraction of study
β-boron to 30 GPa, Phys. Rev. B, 67, 174116 (2003).
332. Merkel, S., H. R. Wenk, J. Badro, G. Montagnac, P. Gillet, H. K. Mao, and R. J. Hemley, Deformation
of (Mg0.9, Fe0.1) SiO3 perovskite aggregates up to 32 GPa, Earth Plan. Sci. Lett., 209, 351-360 (2003).
331. Lin, J.-F., D. L. Heinz, H. K. Mao, R. J. Hemley, J. M. Devine, J. Li, and G. Shen, Stability of
magnesiowustite in Earth's lower mantle, Proc. Nat. Acad. Sci., 100, 4405-4408 (2003).
330. Gregoryanz, E., R. J. Hemley, H. K. Mao, and R. E. Cohen, High pressure elasticity of alpha-quartz:
Instability and ferroelastic transition, Reply to Comment by M. Müser and P. Schöffel, Phys. Rev. Lett., 90, 079702 (2003).