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| 1 | 0.5981μm Sum Frequency Mixing in KTP Crystal显示文摘Based on accurate values of refractive indices,the phase matching angles(θ_(m))and effective nonlinear coeficients(d_(eff))for type I and I I sum frequency mixing of 1.0795 and 1.3414μm radiations were calculated in KTP crystal.The optimum phase matching conditions are thatθm=75.74o in the XZ plane(Ф=0)and deff=17.42 × 10^(-9) esu.The calculated results agree well with the experimental results.Thus,the cw 0.5981μm sum frequency radiation was achieved in KTP crystal using a 1.0795 and 1.3414μm double-wavelength Nd:YAP cw laser. | SHEN Hongyuan ZHOU Yuping LIN Wenxiong ZENG Ruirong YU Guifang HUANG Chenghui ZENG Zhengdong ZHANG Weijia JIA Shouquan JIANG Peizhi XIAO Chaoliang | 1991 | Chinese Physics Letters1991,8,4: | 2 |
| 2 | 2-Diphenylphosphinoyl-acetyl as a Remote Directing Group for the Highly Stereoselective Synthesis ofβ-Glycosides显示文摘Comprehensive Summary The configuration of the anomeric glycosidic linkages is crucial for maintaining the biological functions and activities of carbohydrate molecules.However,their stereochemistry control in glycosylation represents one of the most challenging tasks in carbohydrate chemistry. | Xianglai Liu Yetong Lin Ao Liu Qianhui Sun Huiyong Sun Peng Xu Guolong Li Yingying Song Weijia Xie Haopeng Sun Biao Yu Wei Li | 2022 | Chinese Journal of Chemistry2022,40,4: | 2 |
| 3 | Bortezomib in combination with dexamethasone and subsequent thalidomide for newly-diagnosed multiple myeloma: A Chinese experience显示文摘 | Weiyan Zheng Guoqing Wei Xiujin Ye Jingsong He Li Li Wenjun Wu Jimin Shi Jie Zhang Weijia Huang Wanzhuo Xie Yi Luo Xingkui Xue Maofang Lin He Huang Zhen Cai | 2009 | Leukemia Research2009,,12: | 1 |
| 4 | [3+3] Formal Cycloadditions of Nitrones from Isatins and Azaoxyallyl Cations for Construction of Spirooxindoles显示文摘一[3+3 ] 正式 cycloaddition 反应在之间在 situ,从靛红的形成的 azaoxyallyl 阳离子和 nitrones 被开发了,供应 spiro 的一个系列[1,2,4-oxadiazinan-5-one ] oxindoles 在对有优秀 diastereoselectivity 的优秀收益好。这个方法提供直接、有效的存取给潜在地合并六成员的杂环的脚手架的 bioactive spirooxindoles。 | Weijia Lin Gu Zhan Minglin Shi Wei Du Yingchun Chen | 2017 | Chinese Journal of Chemistry2017,35,6: | 1 |
| 5 | A Facile Synthesis of ZnCo2O4 Nanocluster Particles and the Performance as Anode Materials for Lithium Ion Batteries显示文摘ZnCo_2O_4 nanocluster particles(NCPs) were prepared through a designed hydrothermal method, with the assistance of a surfactant, sodium dodecyl benzene sulfonate. The crystalline structure and surface morphology of ZnCo_2O_4 were investigated by XRD, XPS, SEM, TEM, and BET analyses. The results of SEM and TEM suggest a clear nanocluster particle structure of cubic ZnCo_2O_4(*100 nm in diameter), which consists of aggregated primary nanoparticles(*10 nm in diameter), is achieved. The electrochemical behavior of synthesized ZnCo_2O_4 NCPs was investigated by galvanostatic discharge/charge measurements and cyclic voltammetry. The ZnCo_2O_4 NCPs exhibit a high reversible capacity of 700 mAh g^(-1) over 100 cycles under a current density of 100 mA g^(-1) with an excellent coulombic efficiency of 98.9% and a considerable cycling stability. This work demonstrates a facile technique designed to synthesize ZnCo_2O_4 NCPs which show great potential as anode materials for lithium ion batteries. | Yue Pan Weijia Zeng Lin Li Yuzi Zhang Yingnan Dong Dianxue Cao Guiling Wang Brett L.Lucht Ke Ye Kui Cheng | 2017 | Nano-Micro Letters2017,9,2: | 1 |
| 6 | Analysis and optimization of the preferences of decision makers in black-start group decision makering显示文摘 | Weijia Liu Zhenzhi Lin Fushuan Wen | 2013 | IET Generation Transmission& Distribution2013,7,1: | 1 |
| 7 | A wide area monitoring system based load restoration method显示文摘 | LIU Weijia LIN Zhenzhi WEN Fushuan | 2013 | IEEE Trans on Power Systems2013,28,2: | 1 |
| 8 | Applications of 2D-Layered Palladium Diselenide and Its van der Waals Heterostructures in Electronics and Optoelectronics显示文摘The rapid development of two-dimensional(2D)transition-metal dichalcogenides has been possible owing to their special structures and remarkable properties.In particular,palladium diselenide(PdSe_(2))with a novel pentagonal structure and unique physical characteristics have recently attracted extensive research inter-est.Consequently,tremendous research progress has been achieved regarding the physics,chemistry,and electronics of PdSe_(2).Accordingly,in this review,we recapitulate and summarize the most recent research on PdSe_(2),including its structure,properties,synthesis,and appli-cations.First,a mechanical exfoliation method to obtain PdSe_(2) nanosheets is introduced,and large-area synthesis strate-gies are explained with respect to chemical vapor deposition and metal selenization.Next,the electronic and optoelectronic properties of PdSe_(2) and related hetero-structures,such as field-effect transistors,photodetectors,sensors,and thermoelec-tric devices,are discussed.Subsequently,the integration of systems into infrared image sensors on the basis of PdSe_(2) van der Waals heterostructures is explored.Finally,future opportunities are highlighted to serve as a general guide for physicists,chemists,materials scientists,and engineers.Therefore,this com-prehensive review may shed light on the research conducted by the 2D material community. | Yanhao Wang Jinbo Pang Qilin Cheng Lin Han Yufen Li Xue Meng Bergoi Ibarlucea Hongbin Zhao Feng Yang Haiyun Liu Hong Liu Weijia Zhou Xiao Wang Mark HRummeli Yu Zhang Gianaurelio Cuniberti | 2021 | Nano-Micro Letters2021,13,9: | 1 |
| 9 | Research Progress on Chemical Constituents,Extraction Methods and Pharmacological Effects of Sauropus spatulifolius Beille显示文摘Sauropus spatulifolius Beille is a small evergreen shrub in Sauropus of the Euphorbiaceae family.It mainly contains chemical components such as amino acids,proteins,carbohydrates,polypeptides,glycosides,saponins,tannins,organic acids,alkaloids,coumarin and lactones,volatile oils and oils.In addition,the chemical components obtained by different extraction processes are also different.S.spatulifolius Beille mainly has antitussive and expectorant,anti-inflammatory and analgesic,bacteriostatic,antioxidant,and anti-allergic effects.The rich biological activity of S.spatulifolius Beille makes it have clinical applications such as adjuvant treatment of pulmonary edema,recovery of lung function,and treatment of chronic laryngitis or chronic pharyngitis.In this paper,the main chemical components,extraction and identification methods and biological activity of S.spatulifolius Beille were described in depth,in order to further lay a solid foundation for the in-depth research,development and utilization of S.spatulifolius Beille. | Xin XIE Liyuan LI Chunxiao QIN Tong LI Yajie JING Suoyi HUANG Weijia LIN Xiaolin FU Liqiong ZHOU Huiqin LI Cuixia WANG | 2022 | Medicinal Plant2022,13,6: | 0 |
| 10 | Discussion on the theoretical results of white-box cryptography显示文摘White-box cryptography(WBC) aims to resist attacks from attackers who can control all the implementation details of cryptographic schemes. In 2009, Saxena et al. proposed a fundamental of white-box cryptography via the notion 'white-box property'(WBP). Under this model, they proved that there do not exist obfuscators that can satisfy every security notion for a program(the negative result). On the other hand,they proved that there exists an obfuscator satisfying WBP for some security notion(the positive result). These contributions provide us a general cognition of WBC, which is big progress for the theoretical research. To better understand them, we make discussion on each result and achieve some new results. For the negative result, we prove that insufficiently secure obfuscator is the real cause of the negative result. We point out that the security of a white-box scheme cannot be guaranteed if it is instantiated by a less secure obfuscator, since the obfuscator used in their proof does not satisfy the 'Virtual Black-box Property' with auxiliary input. From our proof,we also conclude that the notion WBP is equal to 'Virtual Black-box Property with auxiliary input'. For the positive result, we prove that security notion under black-box model should not be used in white-box context without any modification; although the positive result is meaningful, it is unlikely to prove that an obfuscator satisfies WBP for IND-CPA, since the security notion 'IND-CPA' is under black-box model, which has different adversary with WBP. | Tingting LIN Xuejia LAI Weijia XUE Geshi HUANG | 2016 | Science China(Information Sciences)2016,59,11: | 0 |
| 11 | Clustering Analysis of Black-start Decision-making with a Large Group of Decision-makers显示文摘The optimization of black-start decision-making plays an important role in the rapid restoration of a power system after a major failure/outage.With the introduction of the concept of smart grids and the development of real-time communication networks,the black-start decision-makers are no longer limited to only one or a few power system experts such as dispatchers,but rather a large group of professional people in practice.The overall behaviors of a large decision-making group of decision-makers/experts are more complicated and unpredictable.However,the existing methods for black-start decision-making cannot handle the situations with a large group of decision-makers.Given this background,a clustering algorithm is presented to optimize the black-start decision-making problem with a large group of decision-makers.Group decision-making preferences are obtained by clustering analysis,and the final black-start decision-making results are achieved by combining the weights of black-start indexes and the preferences of the decision-making group.The effectiveness of the proposed method is validated by a practical case.This work extends the black-start decision-making problem to situations with a large group of decision-makers. | Liu, Weijia Lin, Zhenzhi Wen, Fushuan Xue, Yusheng Dai, Yan Sun, Weizhen Wang, Chao | 2012 | 电力系统自动化2012,36,8: | 0 |
| 12 | A physical layer security scheme for full-duplex communication systems with residual self-interference and non-eavesdropping CSI显示文摘We discuss the physical layer security scheme in the Full-Duplex(FD)MIMO point-to-point two-way communication system with residual self-interference,in which legitimate nodes send confidential information and null space Artificial Noise(AN)while receiving information.Because the Channel State Information(CSI)of the eavesdropper is unavailable,we optimize the covariance matrices of the information signal as well as the allocation of the antenna for transmitting and receiving to minimize the signal power consumption under the target rate constraint.As a result,the power of AN is maximized within the limit of total power,so the interception capability of the eavesdropper is suppressed as much as possible.Since self-interference cannot be completely eliminated,the optimization process of one legitimate node depends on the optimization result of the other.By substituting self-interference power in the secrecy rate formula with its average value,the joint optimization process at the two nodes is transformed into two separate and solvable optimization processes.Then,the Water-Filling Algorithm(WFA)and bisection algorithm are used to get the optimal covariance matrices of the signal.Furthermore,we derive the theoretical lower bound of ergodic achievable secrecy rate under rayleigh channels to evaluate the performance of the scheme.The simulation results show that the theoretical derivation is correct,and the actual achievable rate is very close to the target rate,which means that the approximation in the optimization is feasible.The results also show that secrecy transmission can be realized because a considerable secrecy rate can be achieved. | Weijia Lei Yang Zhou Xiuzhen Lin | 2021 | Digital Communications and Networks2021,7,3: | 0 |