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4篇 您的检索式:作者名="Runchen Lai"
    题名 作者 年代 出处 被引量
1Highly reactive, flexible yet green Se precursor for metal selenide nanocrystals: Se-octadecene suspension (Se-SUS)显示文摘在 octadecene (Se 怀疑) 的好硒粉末(100 或 200 网孔) 的暂停证明了是一位高效的、万用的、方便的、可再现的、还绿的硒先锋。Se 怀疑的优点从它的高度反应的化学性质和灵活性产生。这二个特征使与多样的作文和结构执行高质量的金属硒化物 nanocrystals 的合成可能,包括二进制代码,核心 / 壳,做的转变金属,和复杂作文 nanocrystals。这些成功进一步证明 Se 怀疑是为在高质量的硒化物 nanocrystals 的合成解决一些长期的挑战的一位强大的 Se 先锋。例如,Se怀疑成功地作为一位 Se 先锋被采用因为在高质量的核心/壳 nanocrystals 轰炸生长代替昂贵、高度有毒的先锋,例如Se磷化氢和 bis-trimethylsilyl 硒化物,与极大地降低的取向附生的温度(象 150 一样低????????????????Chaodan Pu Jianhai Zhou Runchen Lai Yuan Niu Wennuan Nan Xiaogang Peng 2013Nano Research2013,6,9:12
2One-pot/three-step synthesis of zinc-blende CdSe/CdS core/shell nanocrystals with thick shells显示文摘A one-pot/three-step synthetic scheme was developed for phase-pure epitaxy of CdS shells on zinc-blende CdSe nanocrystals to yield shells with up to sixteen monolayers. The key parameters for the epitaxy were identified, including the core nanocrystal concentration, solvent type/composition, quality of the core nanocrystals, epitaxial growth temperature, type/concentration of ligands, and composition of the precursors. Most of these key parameters were not influential when the synthetic goal was thin-shell CdSe/CdS core/shell nanocrystals. The finalized synthetic scheme was reproducible at an almost quantitative level in terms of the crystal structure, shell thickness, and optical properties.Yuan Niu Chaodan Pu Runchen Lai Renyang Meng Wanzhen Lin Haiyan Qin Xiaogang Peng 2017Nano Research2017,10,4:3
3Additive and interfacial control for efficient perovskite light-emitting diodes with reduced trap densities显示文摘Metal halide perovskite semiconductors show excellent optoelectronic properties including tunable bandgaps[1,2],narrow emission bandwidths[3]and high luminescence quantum efficiencies[4],making them an ideal candidate for light-emitting diode(LED)applications.Perovskite LEDs(PeLEDs)have attracted considerable attention since the initial report of room-temperature electroluminescence(EL)from halide perovskites in 2014[5].Shun Tian Chen Zou Runchen Lai Chungen Hsu Xuhui Cao Shiyu Xing Baodan Zhao Dawei Di 2022Journal of Semiconductors2022,43,5:1
4Macroscopic assembled graphene nanofilms based room temperature ultrafast mid-infrared photodetectors显示文摘Graphene with linear energy dispersion and weak electron-phonon interaction is highly anticipated to harvest hot electrons in a broad wavelength range.However,the limited absorption and serious backscattering of hot-electrons result in inadequate quantum yields,especially in the mid-infrared range.Here,we report a macroscopic assembled graphene(nMAG)nanofilm/silicon heterojunction for ultrafast mid-infrared photodetection.The assembled Schottky diode works in 1.5-4.0μm at room temperature with fast response(20-30 ns,rising time,4 mm2 window)and high detectivity(1.61011 to 1.9109 Jones from 1.5 to 4.0μm)under the pulsed laser,outperforming single-layer-graphene/silicon photodetectors by 2-8 orders.These performances are attributed to the greatly enhanced photo-thermionic effect of electrons in nMAG due to its high light absorption(~40%),long carrier relaxation time(~20 ps),low work function(4.52 eV),and suppressed carrier number fluctuation.The nMAG provides a long-range platform to understand the hot-carrier dynamics in bulk 2D materials,leading to broadband and ultrafast MIR active imaging devices at room temperature.Li Peng Lixiang Liu Sichao Du Srikrishna Chanakya Bodepudi Lingfei Li Wei Liu Runchen Lai Xiaoxue Cao Wenzhang Fang Yingjun Liu Xinyu Liu Jianhang Lv Muhammad Abid Junxue Liu Shengye Jin Kaifeng Wu Miao-Ling Lin Xin Cong Ping-Heng Tan Haiming Zhu Qihua Xiong Xiaomu Wang Weida Hu Xiangfeng Duan Bin Yu Zhen Xu Yang Xu Chao Gao 2022InfoMat2022,4,6:1
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