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5篇 您的检索式:作者名="Li Qunxiang"
    题名 作者 年代 出处 被引量
1Electronic and magnetic properties of V-doped anatase TiO2 from first principles显示文摘Du Xiaosong Li Qunxiang Su Haibin 2006Phys Rev B2006,74,23:1
2Graphene nanoribbon as a negative differential resistance device 显示文摘Ren Hao Li Qunxiang Luo Yi 2009Appl Phys Lett2009,94,17:1
3Strain effect on electronic structures of graphene nanoribbons:A first-principles study显示文摘Sun Lian Li Qunxiang Ren Hao 2008Chem Phys2008,129,07:1
4Protonation effects on electron transport through diblock molecular junctions:A theoretical study显示文摘Diblock oligomers are widely used in molecular electronics. Based on fully self-consistent nonequilib-rium Green's function method and density functional theory, we study the electron transport properties of the molecular junction with a dipyrimidinyl-diphenyl (PMPH) diblock molecule sandwiched between two gold electrodes. Effects of different kinds of molecule-electrode anchoring geometry and protona-tion of the PMPH molecule are studied. Protonation leads to both conductance and rectification en-hancements. However, the experimentally observed rectifying direction inversion is not found in our calculation. The preferential current direction is always from the pyrimidinyl to the phenyl side. Our calculations indicate that the protonation of the molecular wire is not the only reason of the rectification inversion.LI ZhenYu HUANG Jing LI QunXiang YANG JinLong 2008Science China Chemistry2008,51,12:1
5Preparation of a biomimetic superomniphobic hierarchical structure and analysis of droplet wettability显示文摘In this study,a bioinspired hierarchical structure was formed with superomniphobicity on a 7075 aluminium alloy using laser ablation.The morphology and wetting characteristics of the biomimetic sample surface were characterised using scanning electron microscopy,laser confocal microscopy,and contact angle measurements.The effect of the liquid properties and surface structures on the rolling behaviour was investigated.The results suggest that the fabricated biomimetic sample surface was a hierarchical structure.The prepared sample had superomniphobicity and low adhesion properties,and the contact angles of six different liquid droplets on the sample surface reached or approached 150°.Specifically,the largest contact angle was 152°,and the average rolling angle was 7.7°.This multi-hydrophobic surface provides a valuable reference for the research study and use of a variety of solid–liquid contacts.Jing Li Qunxiang Feng Nan Guo Fei Wang Xin Du Feng Du 2022Biosurface and Biotribology2022,8,2:0
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