报告介绍 Understanding structures of interfacial biological molecules is important for the development of advanced biomedical materials, marine anti-biofouling coatings, new antimicrobial peptides with excellent activity and selectivity, and membranes for biological separations. Sum frequency generation (SFG) vibrational spectroscopy has been applied to investigate peptides and proteins at solid/liquid inter...

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报告介绍 An overview is given of the recent discoveries in the field of the vortex control and manipulation in nanostructured superconductors and superconductor/ferromagnet hybrids, including such new phenomena as the formation of the symmetry-induced antivortices, nanoengineered field-induced superconductivity, multiquanta vortices, vortex ratchets, etc. In the second part of the talk the existence of the n...

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报告介绍 Proton exchange membrane fuel cells (PEMFCs) are efficient energy converting devices and have great potentials in alternative energy applications. Nanotechnology plays an important role in this area. In this talk, results from oxygen reduction and small organic fuel oxidation on size and shape controlled Pt-alloy nanocrystals will be discussed。

报告介绍 具有高活性和高稳定的低铂氧还原催化剂是质子膜燃料电池技术商业化的关键。我们致力于从反应机理和合金材料的热力学、电子及化学等性质等出发，结合DFT计算与实验研究，设计遴选具有“表面富Pt而体相富过渡金属”结构的高稳定性和高活性氧还原催化剂。

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报告介绍 Organic thin-film transistors (OTFTs) have attracted extensive interests in recent years for their potential as low-cost alternatives to α-silicon transistors for low-end, large-area, and flexible electronics, for instance, Radio Frequency Identification tags and electronic papers. The economic advantage of OTFTs stems from low-cost fabrication, using common solution-based deposition technique...

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报告介绍 One-dimensional nanostructures, such as carbon nanotubes and semiconductor nanowires, present a fascinating platform for manipulating the behaviors of photo-generated electrons and provide excellent opportunities for developing novel devices of unprecedented functionality. In this talk, explorations to control photoconductivity in carbon nanotubes (CNT) and CNT-TiO2 core-shell nanowires will be pres...

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