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7篇 您的检索式:作者名="Stiven"
    题名 作者 年代 出处 被引量
1Superlubricity of epitaxial monolayer WS2 on graphene显示文摘We report the superlubric sliding of monolayer tungsten disulfide (WS2) onepitaxial graphene (EG) grown on silicon carbide (SIC). Single-crystalline WS2flakes with lateral size of hundreds of nanometers are obtained via chemicalvapor deposition (CVD) on EG. Microscopic and diffraction analyses indicatethat the WS2/EG stack is predominantly aligned with zero azimuthal rotation.The present experiments show that, when perturbed by a scanning probemicroscopy (SPM) tip, the WS2 flakes are prone to slide over the graphenesurfaces at room temperature. Atomistic force field-based molecular dynamicssimulations indicate that, through local physical deformation of the WS2 flake,the scanning tip releases enough energy to the flake to overcome the motionactivation barrier and trigger an ultralow-friction rototranslational displacement,that is superlubric. Experimental observations show that, after sliding, the WS2flakes come to rest with a rotation of nn/3 with respect to graphene. Moreover,atomically resolved measurements show that the interface is atomically sharpand the WS2 lattice is strain-free. These results help to shed light on nano-tribological phenomena in van der Waals (vdW) heterostacks, and suggest thatthe applicative potential of the WS2/graphene heterostructure can be extendedby novel mechanical prospects.Holger Buch Antonio Rossi Stiven Forti Domenica Convertino Valentina Tozzini Camilla Coletti 2018Nano Research2018,11,11:3
2Cooperative target tracking using decentralized particle filtering and RSS sensors 显示文摘Stiven S D Marcelo G S B 2013IEEE Transactions on Signal Processing2013,61,14:1
3Revealing the atomic structure of the buffer layer between SiC(0001) and epitaxial graphene显示文摘Sarah Goler Camilla Coletti Vincenzo Piazza Pasqualantonio Pingue Francesco Colangelo Vittorio Pellegrini Konstantin V. Emtsev Stiven Forti Ulrich Starke Fabio Beltram Stefan Heun 2013Carbon2013,,:1
4Real time quantitative PCR显示文摘Heid CA Stivens J 1996Genome Research1996,6,:1
5Promoting professional knowledge, expe- riential learning and critical thinking for medical students显示文摘Maudsley G Stivens J 2000Med Educ2000,34,7:1
6原谅那个强奸犯显示文摘白人妈妈的黑人女儿 35岁的玛尔达备受街坊邻居议论。她和丈夫迈克尔都是白种人,两个孩子中却有一个是黑皮肤。面对质疑,玛尔达总带着微笑回应:由于祖母是黑人,所以女儿莫妮卡出现返祖现象。Stiven 2016家人2016,0,4:0
7白人妈妈的黑人女儿显示文摘一场强奸案留下了罪恶的种子,当赎罪的时刻来到,该何去何从?唯有爱才是最终的救赎。沈Stiven 2016恋爱.婚姻.家庭(青春)(下)2016,0,6:0
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