Now showing items 1-8 of 8

    • Chemical Doping and High-Pressure Studies of Layered β-PdBi₂ Single Crystals 

      Zhao, K.; Lv, Bing; Xue, Y. -Y; Zhu, X. -Y; Deng, L. Z.; Wu, Z.; Chu, C. W. (American Physical Society, 2015-11-04)
      We have systematically grown large single crystals of the layered compounds β-PdBi₂, and both the hole-doped PdBi₂₋ₓPb₂ and the electron-doped NaₓPdBi₂, and studied their magnetic and transport properties. Hall effect ...
    • Evidence for Defect-Induced Superconductivity up to 49 K in (Ca₁₋ₓ)Fe₂As₂ 

      Deng, L. Z.; Lv, Bing; Zhao, K.; Wei, F. Y.; Xue, Y. Y.; Wu, Z.; Chu, C. W. (Amer Physical Soc, 2016-02-12)
      To explore the origin of the unusual nonbulk superconductivity with a T_c up to 49 K reported in the rare-earth-doped CaFe₂As₂, the chemical composition, magnetization, specific heat, resistivity, and annealing effect are ...
    • High Thermal Conductivity in Cubic Boron Arsenide Crystals 

      Li, Sheng; Zheng, Q.; Lv, Y.; Liu, Xiaoyuan; Wang, X.; Huang, P. Y.; Cahill, D. G.; Lv, Bing
      The high density of heat generated in power electronics and optoelectronic devices is a critical bottleneck in their application. New, high thermally-conducting materials are needed to effectively dissipate heat and thereby ...
    • High Thermal Conductivity in Isotopically Enriched Cubic Boron Phosphide 

      Zheng, Q.; Li, S.; Li, C.; Lv, Y.; Liu, X.; Huang, P. Y.; Broido, D. A.; Lv, Bing; Cahill, D. G.
      Zinc blende boron arsenide (BAs), boron phosphide (BP), and boron nitride (BN) have attracted significant interest in recent years due to their high thermal conductivity (Λ) predicted by first-principles calculations. This ...
    • Laser Post-Processing of Halide Perovskites for Enhanced Photoluminescence and Absorbance 

      Tiguntseva, E. Y.; Saraeva, I. N.; Kudryashov, S. I.; Ushakova, E. V.; Komissarenko, F. E.; Ishteev, A. R.; Tsypkin, A. N.; Haroldson, Ross; Milichko, V. A.; Zuev, D. A.; Makarov, S. V.; Zakhidov, Anvar A. (IOP Publishing Ltd, 2018-11-05)
      Hybrid halide perovskites have emerged as one of the most promising type of materials for thin-film photovoltaic and light-emitting devices. Further boosting their performance is critically important for commercialization. ...
    • Seeded Growth of Boron Arsenide Single Crystals with High Thermal Conductivity 

      Tian, Fei; Song, Bai; Lv, Bing; Sun, Jingying; Huyan, Shuyuan; Wu, Qi; Mao, Jun; Ni, Yizhou; Ding, Zhiwei; Huberman, Samuel; Liu, Te-Huan; Chen, Gang; Chen, Shuo; Chu, Ching-Wu; Ren, Zhifeng (Amer Inst Physics, 2018-11-05)
      Materials with high thermal conductivities are crucial to effectively cooling high-power-density electronic and optoelectronic devices. Recently, zinc-blende boron arsenide (BAs) has been predicted to have a very high ...
    • Superconductivity from Site-Selective Ru Doping Studies in Zr₅Ge₃ Compound 

      Li, Sheng; Liu, Xiaoyuan; Anand, Varun; Lv, Bing (IOP Publishing Ltd, 2018-10-22)
      Systematical doping studies have been carried out to search for the possible superconductivity in the transition metal doped Zr₅Ge₃ system. Superconductivity up to 5.7 K is discovered in the Ru doped Zr₅Ge₂․₅Ru₀․₅ sample. ...
    • Ultrafast Dynamics of Quasiparticles and Coherent Acoustic Phonons in Slightly Underdoped (BaK)Fe₂As₂ 

      Lin, Kung-Hsuan; Wang, Kuan-Jen; Chang, Chung-Chieh; Wen, Yu-Chieh; Lv, Bing; Chu, Ching-Wu; Wu, Maw-Kuen (Nature Publishing Group, 2016-05-16)
      We have utilized ultrafast optical spectroscopy to study carrier dynamics in slightly underdoped (BaK)Fe2As2 crystals without magnetic transition. The photoelastic signals due to coherent acoustic phonons have been ...