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10篇 您的检索式:作者名="SUGAWARA Yasuhiro"
    题名 作者 年代 出处 被引量
1The effect of scandium on the as-homogenized microstructure of 5083 alloy for extrusion 显示文摘AiuraTadashi Sugawara Nobutaka Miura Yasuhiro 2000Materials Science and Engineering2000,280,:1
2The elimination of the ‘artifact’ in the electrostatic force measurement using a novel noncontact atomic force microscope/electrostatic force microscope显示文摘Kenji Okamoto Yasuhiro Sugawara Seizo Morita 2002Applied Surface Science2002,,3:1
3The effect of scandium on the as-homogenized microstmcture of 5083 alloy for extrusion 显示文摘Tadashi Aiura Nobutaka Sugawara Yasuhiro Miura 2000Materials Science and Engineering: A2000,280,:1
4Electrical properties of germanium/metal-oxide gate stacks with atomic layer deposition grown hafnium-dioxide and plasma-synthesized interface layers 显示文摘Sugawara Takuya Oshima Yasuhiro Sreenivasan Raghavasimhan 2007Applied Physics Letters2007,90,11:1
5High harmonic exploring on different materials in dynamic atomic force microscopy显示文摘In atomic force microscopy(AFM), high-frequency components consisted in dynamic tip-sample interaction have been recently demonstrated as a promising technique for exploring more extensive material properties. Here we present an exploratory study of high harmonic atomic force microscopy by force-spectroscopy and high harmonic imaging. Since these components are very weak compared to the fundamental response, we firstly designed a high harmonic cantilever by tuning the second order flexural resonance frequency to an integer 6 times of its fundamental mode(i.e. ω_2=6ω_1). Moreover, it is verified that high harmonic can discern extra features than topographies on different samples with amplitude/frequency modulation(AM/FM) dynamic AFM mode. In AM mode, the first resonance amplitude and 6 th harmonic amplitude were discussed. The 6 th harmonic is more sensitive than the first order response. In FM mode, it is noted that the decaying rate of the 6 th harmonic frequency is approximately 6 multiples to the slope of the fundamental frequency shift when the tip approaches to the surface of sample. This non-destructive method was also adopted to investigate the local interlayer coupling and intercalation in the two-dimensional graphene films tentatively.ZHENG ZhiYue XU Rui YE ShiLi HUSSAIN Sabir JI Wei CHENG Peng LI YanJun SUGAWARA Yasuhiro CHENG ZhiHai 2018Science China(Technological Sciences)2018,61,3:1
6Atomic-scale friction observed with a two - dimensional frictional-force microscope 显示文摘SATORU Fujisawa EIGO Kishi YASUHIRO Sugawara 1995Phys Rev( B)1995,51,12:1
7Probing CO on a rutile TiO_(2)(110)surface using atomic force microscopy and Kelvin probe force microscopy显示文摘Probing CO at a specific site on a metal oxide surface is essential for characterizing various applications such as CO oxidation,hydrogenation,and water–gas shift reaction.Herein,we use atomic force microscopy and Kelvin probe force microscopy to probe the CO on a rutile TiO_(2)(110)surface.Our results indicate that CO can be manipulated along the Ti row by the repulsive lateral force of“pushing”mode.Furthermore,the joint combination of precise manipulation and the distance dependence of local contact potential difference allow us to resolve the interatomic dipole moment and charge state of CO at atomic resolution.Therefore,we found that the negatively charged CO with the dipole moment of negative pole down on the rutile TiO_(2)(110)surface.Our results suppose that both the charge state as well as the on-surface dipole interaction are very effective for CO reaction on rutile TiO_(2)(110)surface.Yuuki Adachi Yasuhiro Sugawara Yan Jun Li 2022Nano Research2022,15,3:0
8Epitaxial fabrication of AgTe monolayer on Ag(111)and the sequential growth of Te film显示文摘Transition-metal chalcogenides(TMCs)materials have attracted increasing interest both for fundamental research and industrial applications.Among all these materials,two-dimensional(2D)compounds with honeycomb-like structure possess exotic electronic structures.Here,we report a systematic study of TMC monolayer AgTe fabricated by direct depositing Te on the surface of Ag(111)and annealing.Few intrinsic defects are observed and studied by scanning tunneling microscopy,indicating that there are two kinds of AgTe domains and they can form gliding twin-boundary.Then,the monolayer AgTe can serve as the template for the following growth of Te film.Meanwhile,some Te atoms are observed in the form of chains on the top of the bottom Te film.Our findings in this work might provide insightful guide for the epitaxial growth of 2D materials for study of novel physical properties and for future quantum devices.Haoyu Dong Le Lei Shuya Xing Jianfeng Guo Feiyue Cao Shangzhi Gu Yanyan Geng Shuo Mi Hanxiang Wu Yan Jun Li Yasuhiro Sugawara Fei Pang Wei Ji Rui Xu Zhihai Cheng 2021Frontiers of physics2021,16,6:0
9Distance dependence of atomic-resolution near-field imaging on α-Al2O3 (0001) surface with respect to surface photovoltage of silicon probe tip显示文摘最近,我们用导致光子的力量察觉与近地的扫描光显微镜学完成了原子决定的光成像。在这种技术,在表面上由光近的地导致的硅尖端顶的表面 photovoltage 作为静电的力量被测量。我们在 -Al2O3(0001 ) 上表明了近的地的 atomicresolution 成像棱柱的表面。我们由在不同尖端样品距离扫描调查了近的地的空间分发并且发现近地的信号的原子折皱比原子力量显微镜学信号的在更大的距离被观察。作为增加的尖端样品距离,近的地的规范的 signal-to-noise 比率几乎在渐渐的衰落两次频率移动(f) 的。Junsuke Yamanishi Takashi Tokuyama Yoshitaka Naitoh Yan Jun Li Yasuhiro Sugawara 2016Nano Research2016,9,2:0
10Toplayer-dependent crystallographic orientation imaging in the bilayer two-dimensional materials with transverse shear microscopy显示文摘Nanocontact properties of two-dimensional(2D)materials are closely dependent on their unique nanomechanical systems,such as the number of atomic layers and the supporting substrate.Here,we report a direct observation of toplayer-dependent crystallographic orientation imaging of 2D materials with the transverse shear microscopy(TSM).Three typical nanomechanical systems,MoS_(2) on the amorphous SiO_(2)/Si,graphene on the amorphous SiO_(2)/Si,and MoS_(2) on the crystallized Al_(2)O_(3),have been investigated in detail.This experimental observation reveals that puckering behaviour mainly occurs on the top layer of 2D materials,which is attributed to its direct contact adhesion with the AFM tip.Furthermore,the result of crystallographic orientation imaging of MoS_(2)/SiO_(2)/Si and MoS_(2)/Al_(2)O_(3) indicated that the underlying crystalline substrates almost do not contribute to the puckering effect of 2D materials.Our work directly revealed the top layer dependent puckering properties of 2D material,and demonstrate the general applications of TSM in the bilayer 2D systems.Sabir Hussain Rui Xu Kunqi Xu Le Lei Shuya Xing Jianfeng Guo Haoyu Dong Adeel Liaqat Rashid Iqbal Muhammad Ahsan Iqbal Shangzhi Gu Feiyue Cao Yan Jun Li Yasuhiro Sugawara Fei Pang Wei Ji Liming Xie Shanshan Chen Zhihai Cheng 2021Frontiers of physics2021,16,5:0
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