Zobrazeno 1 - 10
of 68
pro vyhledávání: '"P.W. Zhu"'
Publikováno v:
Diamond and Related Materials. 20:310-313
One-dimensional silicon carbide–carbon nanotube composite was fabricated using a direct solid reaction process between pure silicon powders and carbon nanotubes at temperatures ranging from 1300 to 1400 °C. Scanning electron microscopy, X-ray diff
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::16606203de282180bf15e6af299bd6ed
https://doi.org/10.1016/j.diamond.2011.01.026
https://doi.org/10.1016/j.diamond.2011.01.026
Publikováno v:
Diamond and Related Materials. 20:174-177
In this paper, various cubic boron nitride (cBN) crystal morphologies were synthesized using hexagonal boron nitride (hBN) as raw materials and Li 3 N, LiH, and LiNH 2 as catalysts/additives under high pressure and high temperature (HPHT).These cryst
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7b8ab65349f2f3e227ac0a33e41833c7
https://doi.org/10.1016/j.diamond.2010.11.023
https://doi.org/10.1016/j.diamond.2010.11.023
Publikováno v:
Diamond and Related Materials. 15:10-14
In this paper, the effects of the additive NaN 3 -added in powder catalysts to synthesize nitric diamond were studied in a cubic anvil high-pressure and high-temperature apparatus (SPD-6 × 1200). Diamond crystals with perfect shape were successfully
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::35e1403847e329a0b1240bdb167388d4
https://doi.org/10.1016/j.diamond.2005.06.003
https://doi.org/10.1016/j.diamond.2005.06.003
Publikováno v:
Diamond and Related Materials. 14:1932-1935
Diamond crystals have been synthesized from FeNi alloy — carbon system under high pressure and temperature of 5.0 to 5.8 GPa and 1500 to 1750 K. Concentrations of the nitrogen impurities of the crystals have been determined from FTIR spectra, and i
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::bce9529acd13b8b11e093bbe61698b45
https://doi.org/10.1016/j.diamond.2005.06.041
https://doi.org/10.1016/j.diamond.2005.06.041
Publikováno v:
Diamond and Related Materials. 14:243-247
The elements of nitrogen and hydrogen are the main impurities in natural and synthetic diamond and can significantly affect the physical properties of diamond. In this paper, the effects of nitrogen and hydrogen, which came from decomposition of mela
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f1003351cc884464fddf9e19f8f2cfa9
https://doi.org/10.1016/j.diamond.2004.12.024
https://doi.org/10.1016/j.diamond.2004.12.024
Autor:
Hang Liu, Yuewu Pan, Qiliang Cui, P.W. Zhu, Xiaowei Wang, J. Liu, X.P. Jia, Guangtian Zou, Hongan Ma, Bingbing Liu
Publikováno v:
Chemical Physics Letters. 368:668-672
In situ high-pressure energy-dispersive X-ray diffraction (EDXRD) experiments on melamine (C3N6H6) have been carried out using diamond anvil cell (DAC) with synchrotron radiation source. In the pressure range from ambient pressure up to 14.7 GPa, two
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cc3afeeb2c7e12891d0c65c51aadda77
https://doi.org/10.1016/s0009-2614(02)01965-6
https://doi.org/10.1016/s0009-2614(02)01965-6
Autor:
Guangtian Zou, G.Z. Ren, Tiechen Zhang, Xin Wang, X.P. Jia, C.Y. Zang, Hongan Ma, P.W. Zhu, H.J. Liu
Publikováno v:
Diamond and Related Materials. 12:57-60
The growing behavior of cubic boron nitride (cBN) crystal in the system of hBN–Mg with bonded water ((HO)2) was investigated at 5.0 GPa and 1100–1500 °C. The results show that, with the existence of bonded water, the grown cBN crystals can
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::68f1958203add75b8a1a2a3aa7c39289
https://doi.org/10.1016/s0925-9635(02)00263-7
https://doi.org/10.1016/s0925-9635(02)00263-7
Publikováno v:
Journal of Physics: Condensed Matter. 14:11011-11015
Pb–Sn–Te bulk nanocrystalline (NC) materials are prepared successfully by quenching melts under high pressure. The mean particle size is about 100 nm and the crystal structure is NaCl type. The mechanism of formation of the bulk NC alloy is expla
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1f48e58816ce8541083a2248eb861ea8
https://doi.org/10.1088/0953-8984/14/44/419
https://doi.org/10.1088/0953-8984/14/44/419
Publikováno v:
Journal of Physics: Condensed Matter. 14:11185-11188
Lead telluride (PbTe) with rock-salt structure was successfully obtained by a high-pressure and high-temperature (HPHT) method. The orientation of the PbTe samples varies with pressure increase. The results—a decrease in the Seebeck coefficient, re
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3aac2cab6b67e8c669fba89cedd69744
https://doi.org/10.1088/0953-8984/14/44/450
https://doi.org/10.1088/0953-8984/14/44/450
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