Novel Functional Materials with Multinary Freedoms

Yamanaka通过电子掺杂层状结构的金属氮化物卤化物和高压合成发现了新的奇异超导体和各种类型的笼形物，Takabatake阐明了近藤半导体中差距形成的机制，近藤半导体的功率因数在低温下高于传统热电材料。藤井发现了新的高功率半导体，Yagi通过对化学反应机理的研究，开发了一种新的检测非金属材料电荷不平衡的方法，Sera阐明了CeB_6相关化合物的多极有序机制和层状结构金属氮化物卤化物和PrOs_4Sb_的奇异超导机制<12>，Suzuki发现了硫属尖晶石化合物CuRh_2S_4的压力诱导超导体-绝缘体转变。他的团队确定了s的电子能带结构， 关于我们 用HX-PES方法对La_<2-x>Sr_xCuO_4和Nd_<2-x>Ce_xCuO_4导体进行掺杂，SX-PES和XAS.Udagawa通过拉曼散射光谱发现了稀土客体离子在各种笼状化合物中的振动运动和电荷载流子对振动的屏蔽效应。Ekino进行了STM/STS的研究和观察的特征结构和电子性能与原子分辨率的新型超导体和热电材料。谷口和Namatame澄清精细电子结构附近利用同步辐射高分辨光电子能谱技术研究近藤半导体和奇异超导体的费米能级。Oguchi阐明了几种超导、热电和储氢材料的电子结构，并设计了一种新的多铁性系统Bi_2MnNiO_6，在第一性原理计算的基础上，Jo从理论上证明了软X-射线吸收线性二向色性在识别过渡金属化合物轨道极化及其有序性中的应用，永井阐明了气凝胶中He-3液体中的声传播，提出了各向异性BCS态中边界效应的准经典理论。少

Yamanaka discovered new exotic superconductors and various types of clathrates by electron doping to layer-structured metal nitride halides and by high pressure synthesis, respectively.Takabatake clarified the mechanism of the gap formation in Kondo semiconductors whose power factors are higher than conventional thermoelectric materials at low temperatures.Fujii discovered novel high-capacity hydrogen storage inorganic materials through investigations on the chemical reaction mechanism.Yagi developed a new method of detecting charge imbalance of non-equilibrium superconductivity using small tunnel junction devices fabricated with nanotechnology.Sera clarified the mechanisms of multipolar ordering in CeB_6-related compounds and exotic superconductivity in layer-structured metal nitride halides and PrOs_4Sb_<12>.Suzuki discovered the pressure-induced superconductor - insulator transition in the chalcogenide spinel compound CuRh_2S_4. His team determined the electronic band structure of s … More uperconductors La_<2-x>Sr_xCuO4 and Nd_<2-x>Ce_xCuO_4 by means of HX-PES, SX-PES and XAS.Udagawa found the rattling motion of rare-earth guest ions in various caged compounds and shielding effects of charge carriers for the rattling by Raman scattering spectroscopy.Ekino carried out STM/STS investigations and observed characteristic structures and electronic properties with atomic resolution for novel superconductors and thermoelectric materials.Taniguchi and Namatame clarified fine electronic structures near the Fermi level of Kondo semiconductors and exotic superconductors by means of high-resolution photoemission spectroscopy using synchrotron radiationOguchi clarified the electronic structure of several superconducting, thermoelectric and hydrogen-storage materials and designed a novel multiferroic system Bi_2MnNiO_6, on the basis of first-principles calculations.Jo theoretically demonstrated roles of soft x-ray absorption linear dichroism in identifying the orbital polarization and its ordering in transition-metal compounds.Nagai elucidated the sound propagation in liquid He-3 immersed in aerogel, and proposed a quasi-classical theory of boundary effect in anisotropic BCS states. Less