X-ray evidence for the new phase β-iron at high temperature and high pressure

Geophysical Research Letters

Volumn 23, Issue 18, 1996, Pages 2441-2444

  Saxena, S K ^a   Dubrovinsky, L S ^a   Haggkvist P ^a  

^a UPPSALA UNIVERSITY   (Sweden)

Author keywords

[No Author keywords available]

Indexed keywords

EARTH SCIENCES; GEOPHYSICS; EXPERIMENTS; HIGH PRESSURE EFFECTS IN SOLIDS; HIGH TEMPERATURE EFFECTS; SYNCHROTRON RADIATION; X RAYS;

HCP IRON; HIGH TEMPERATURE AND HIGH PRESSURE; PRESSURE RANGES; X-RAY SYNCHROTRON;

IRON; IRON RESEARCH;

HEATED IRON; X-RAY SYNCHROTRON STUDY;

CORE; HIGH PRESSURE; HIGH TEMPERATURE; IRON; PHASE TRANSFORMATION; X-RAY SYNCHROTRON;

EID: 0030235859     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/96GL02258     Document Type: Article

References (7)

1. Boehler, R., Temperatures in the Earth's core from melting-point measurements of iron at high static pressures, Nature, 363, 534-536, 1993.
2. Funamori, N., T. Yagi, and T. Uchida, High-pressure and high-temperature in-situ x-ray diffraction study of iron above 30 GPa using MA8-type apparatus, Geophys. Res.. Letters, 23, 953-956, 1996.
3. Saxena, S. K., G. Shen and P. Lazor, Experimental evidence for a new iron phase and implications for Earth's core, Science, 260, 1312-1314, 1993.
4. Saxena, S. K., G. Shen, and P. Lazor, Temperatures in Earth's core based on melting and phase transformation experiments on iron, Science, 264, 405-407, 1994.
5. Saxena, S.K., L.S. Dubrovinsky, P. Häggkvist, Y. Cerenius, G. Shen and H. K. Mao, Synchrotron x-ray study of iron at high pressure and temperature, Science, 269, 1703-1704, 1995.
6. Yoo, C. S., J. Akella, A. J. Campbell, H- K. Mao, R. J. Hemley, Phase diagram of iron by in-situ x-ray diffraction: implications for Earth's core, Science, 270, 1473-1475, 1995.
7. Weir, S.T., Y.K. Vohra, A.L. Ruoff, High-pressure phase transitions and the equations of state of BaS and BaO, Phys. Rev. B., 33, 4221-4226, 1986.