云南高校图书馆联盟文献共享服务平台- PURITY

PURITY: 作品数：292被引量：273H指数：8; 导出分析报告; 相关作者：卜庆婧解峰张小林白涛许启初更多>>; 相关机构：中国科学院中华人民共和国工业和信息化部中国电子技术标准化研究院中国电子科技集团公司更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家高技术研究发展计划山东省自然科学基金更多>>

Improving the spectral purity of single photons by a single-interferometer-coupled microring: 《Chinese Physics B》2022年第3期311-315,共5页Yang Wang Pingyu Zhu Shichuan Xue Yingwen Liu Junjie Wu Xuejun Yang Ping Xu; Project supported by the National Basic Research Program of China (Grant Nos. 2019YFA0308700 and 2017YFA0303700);the Open Funds from the State Key Laboratory of High Performance Computing of China (HPCL, National University of Defense Technology)。; We experimentally engineer a high-spectral-purity single-photon source using a single-interferometer-coupled silicon microring. By the reconfiguration of the interferometer, different coupling conditions can be obtain...; 关键词：spectral-purity MICRORING asymmetric Mach–Zehnder interferometer

Widely tunable single-photon source with high spectral-purity from telecom wavelength to mid-infrared wavelength based on MgO:PPLN被引量：1: 《Chinese Physics B》2021年第10期108-112,共5页Chang-Wei Sun Yu Sun Jia-Chen Duan Guang-Tai Xue Yi-Chen Liu Liang-Liang Lu Qun-Yong Zhang Yan-Xiao Gong Ping Xu Shi-Ning Zhu; supported by the National Basic Research Program of China(Grant Nos.2017YFA0303700 and 2019YFA0308700);the National Natural Science Foundation of China(Grant Nos.11627810 and 11690031)。; By utilizing the extended phase-matching(EPM)method,we investigate the generation of single photons with high spectral-purity in a magnesium-doped periodically-poled lithium niobate(MgO:PPLN)crystal via the spontaneou...; 关键词：single photons quantum technologies periodically-poled lithium niobate

Near 100%spectral-purity photons from reconfigurable micro-rings: 《Chinese Physics B》2020年第11期135-139,共5页Pingyu Zhu Yingwen Liu Chao Wu Shichuan Xue Xinyao Yu Qilin Zheng Yang Wang Xiaogang Qiang Junjie Wu Ping Xu; Project supported by the National Basic Research Program of China(Grant Nos.2017YFA0303700 and 2019YFA0308700);the National Natural Science Foundation of China(Grant Nos.61632021 and 11690031);the Open Funds from the State Key Laboratory of High Performance Computing of China(HPCL,National University of Defense Technology).; We propose an on-chip reconfigurable micro-ring to engineer the spectral-purity of photons.The micro-ring resonator is designed to be coupled by one or two asymmetric Mach-Zehnder interferometers and the coupling coef...; 关键词：spectral-purity micro-ring Mach–Zehnder interferometer

Analyzing OAM mode purity in optical fibers with CNN-based deep learning: 《Chinese Optics Letters》2019年第10期108-113,共6页Tianying Lin Ang Liu Xiaopei Zhang He Li Liping Wang Hailong Han Ze Chen Xiaoping Liu Haibin Lü; supported by the National Basic Research Program of China(No.2015CB659400);the Natural Science Foundation of Jiangsu Province(No.BK20150057);the Fundamental Research Funds for the Central Universities(No.021314380100); Inspired by recent rapid deep learning development,we present a convolutional-neural-network(CNN)-based algorithm to predict orbital angular momentum(OAM)mode purity in optical fibers using far-field patterns.It is fo...; 关键词：OAM POLARIZATION mode

Influences of Ignition Temperature, Urea-to-Metal Nitrates Molar Ratio, and Further Calcination on Synthesis of C_4AF via the SPCR Method: 《Journal of Wuhan University of Technology(Materials Science)》2018年第5期1168-1175,共8页LI Yang HE Zhen JIANG Rui; Funded partly by the National "973" Program of China(No.2015CB655101);National Natural Science Foundation of China(No.51379163); The self-propagating combustion reaction（SPCR）method was employed to synthesize C4AF using metal nitrates as cation precursors and urea as fuel.Thermal decomposition behavior of dried gels,phase identification and c...; 关键词：C4AF combustion synthesis self-propagating brownmillerite purity low temperature

Synthesis, structure and luminescent properties of yellow phosphor La3Si6N11 ：Ce^3＋ for high power white-LEDs被引量：8: 《Journal of Rare Earths》2017年第11期1059-1064,共6页Fu Du Weidong Zhuang Ronghui Liu Yuanhong Liu Wei Gao Xia Zhang Yuan Xue Hongrui Hao; Project supported by the National Basic Research Program of China(2014CB643801); A series of high phase purity blue light excitable yellow-emitting LaSiN:xCephosphors were synthesized by the high temperature solid state reactions method. The structure and luminescent properties were investigated. ...; 关键词：High phase purity La_3Si_6N_(11):Ce^(3+) Small thermal quenching High power white-light LED

Adjacent stage impurity ratio in rare earth countercurrent extraction process被引量：7: 《Journal of Rare Earths》2013年第2期169-173,共5页程福祥吴声廖春生严纯华; Project supported by863Plan-National High Technology Research and Development Program of China(2010AA03A405);973 Program-Major Project of Chinese National Programs for Fundamental Research and Development(2012CBA01200); Impurity components decrease stage by stage in a cascade of rare earth （RE） extraction separation, and adjacent stage impurity ratio （ASIR） which is defined as the ratio of an impurity＇s contents in the aqueous/o...; 关键词：adjacent stage impurity ratio rare earths countercurrent extraction

Isolation of highly purity cellulose from wheat straw using a modified aqueous biphasic system被引量：3: 《Frontiers of Chemical Science and Engineering》2012年第3期282-291,共10页Lifeng YAN Yi ZHAO Qing GU Wan LI; Acknowledgements This work was supported by the National Natural Science Foundation of China （Grant No. 51073147） and the National Basic Research Program of China （Grant Nos. 2010CB923302 and 2011CB 921403）.; Cellulose samples with molecular weights ranging from 8.39 × 10^4 to 11.00 × 10^4g/mol were obtained from wheat straw. The dewaxed wheat straw was pretreated with aqueous hydrochloric acid followed by delignificatio...; 关键词：CELLULOSE STRAW separation aqueous solution

Synthesis of C_3S by Sol-Gel Technique and Its Features被引量：3: 《Journal of Wuhan University of Technology(Materials Science)》2010年第1期138-141,共4页何真; Financially supported by National Basic Research Program of China (973Program)(No. 2009CB623200);National Natural Science Foundation of China(No.50972109);Doctoral Program of Higher Education (No. 20090141110021); Sol-gel method is a technique to synthesize inorganic materials based on wet-chemical reaction theory. The results have shown that reactants tetraethyl orthosilicate （TEOS） and Ca（NO3）2·4H2O can form sol and gel ...; 关键词：sol-gel technique synthesization PURITY tricalcium silicate MORPHOLOGY 29Si MAS NMR

Existing Forms of Lanthanum in Purity Steels被引量：1: 《Journal of Rare Earths》2006年第z2期405-408,共4页郭锋林勤; Project supported by the Ministry of Science and Technology of China (2002BA315A-5); Adding lanthanum to carbon-manganese purity steel, the existing forms of lanthanum were investigated. The results show that enrichment on grain boundary and solid solution in cementite are two kinds of important exist...; 关键词：LANTHANUM purity steel grain boundary enrichment solid solution rare earths

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