共 50 条
- [41] Impact of Al interdiffusion on optical properties in GaSb/AlGaSb multiple quantum wellsPHYSICA E, 1998, 2 (1-4): : 102 - 105Lomascolo, M论文数: 0 引用数: 0 h-index: 0机构: Univ Lecce, Dipartimento Sci Mat, Ist Nazl Fis Mat, I-73100 Lecce, ItalyGiugno, PV论文数: 0 引用数: 0 h-index: 0机构: Univ Lecce, Dipartimento Sci Mat, Ist Nazl Fis Mat, I-73100 Lecce, ItalyCingolani, R论文数: 0 引用数: 0 h-index: 0机构: Univ Lecce, Dipartimento Sci Mat, Ist Nazl Fis Mat, I-73100 Lecce, ItalyGerardi, C论文数: 0 引用数: 0 h-index: 0机构: Univ Lecce, Dipartimento Sci Mat, Ist Nazl Fis Mat, I-73100 Lecce, ItalyLeroux, M论文数: 0 引用数: 0 h-index: 0机构: Univ Lecce, Dipartimento Sci Mat, Ist Nazl Fis Mat, I-73100 Lecce, ItalyMassies, J论文数: 0 引用数: 0 h-index: 0机构: Univ Lecce, Dipartimento Sci Mat, Ist Nazl Fis Mat, I-73100 Lecce, Italy
- [42] Optical properties of exciton in the CdZnTe/ZnTe multiple quantum wells grown by MOCVDGuangdianzi Jiguang, 4 (202-204):Changchun Inst of Physics, Changchun, China论文数: 0 引用数: 0 h-index: 0
- [43] Isomeric diammonium passivation for perovskite-organic tandem solar cellsNATURE, 2024, 635 (8040) : 860 - 866Jiang, Xin论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R China Univ Chinese Acad Sci, Sch Chem Sci, Beijing, Peoples R China Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R ChinaQin, Shucheng论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R China Univ Chinese Acad Sci, Sch Chem Sci, Beijing, Peoples R China Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R ChinaMeng, Lei论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R China Univ Chinese Acad Sci, Sch Chem Sci, Beijing, Peoples R China Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R ChinaHe, Guorui论文数: 0 引用数: 0 h-index: 0机构: Univ Potsdam, Inst Phys & Astron, ROSI Freigeist Juniorgrp, Potsdam, Germany Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R ChinaZhang, Jinyuan论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R China Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R ChinaWang, Yiyang论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R China Univ Chinese Acad Sci, Sch Chem Sci, Beijing, Peoples R China Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R ChinaZhu, Yiqiao论文数: 0 引用数: 0 h-index: 0机构: Univ Chinese Acad Sci, Sch Chem Sci, Beijing, Peoples R China Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R ChinaZou, Tianwei论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R China Univ Chinese Acad Sci, Sch Chem Sci, Beijing, Peoples R China Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R ChinaGong, Yufei论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R China Univ Chinese Acad Sci, Sch Chem Sci, Beijing, Peoples R China Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R ChinaChen, Zekun论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R China Univ Chinese Acad Sci, Sch Chem Sci, Beijing, Peoples R China Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R ChinaSun, Guangpei论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R China Univ Chinese Acad Sci, Sch Chem Sci, Beijing, Peoples R China Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R ChinaLiu, Minchao论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R China Univ Chinese Acad Sci, Sch Chem Sci, Beijing, Peoples R China Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R ChinaLi, Xiaojun论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R China Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R ChinaLang, Felix论文数: 0 引用数: 0 h-index: 0机构: Univ Potsdam, Inst Phys & Astron, ROSI Freigeist Juniorgrp, Potsdam, Germany Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R ChinaLi, Yongfang论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R China Univ Chinese Acad Sci, Sch Chem Sci, Beijing, Peoples R China Soochow Univ, Coll Chem Chem Engn & Mat Sci, Lab Adv Optoelect Mat, Suzhou Key Lab Novel Semicond Mat & Devices, Suzhou, Peoples R China Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, CAS Key Lab Organ Solids, Beijing, Peoples R China
- [44] Perovskite multiple quantum wells: toward artificial construction and lasingDISCOVER APPLIED SCIENCES, 2024, 6 (08)Chin, Sang-Hyun论文数: 0 引用数: 0 h-index: 0机构: Sungkyunkwan Univ, SKKU Adv Inst Nanotechnol SAINT, Dept Nano Sci & Technol, Dept Nanoengn, Suwon 16419, South Korea Sungkyunkwan Univ, SKKU Adv Inst Nanotechnol SAINT, Dept Nano Sci & Technol, Dept Nanoengn, Suwon 16419, South Korea
- [45] High-performance perovskite-organic tandem solar cellsNATURE, 2024,Meng, Lei论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Beijing, Peoples R China Chinese Acad Sci, Beijing, Peoples R ChinaLi, Yongfang论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Beijing, Peoples R China Chinese Acad Sci, Beijing, Peoples R China
- [46] Optical properties of tetrahedral quantum dot quantum wellsPhysics of Semiconductors, Pts A and B, 2005, 772 : 673 - 674Fonoberov, VA论文数: 0 引用数: 0 h-index: 0机构: State Univ Moldova, Dept Theoret Phys, LPMS, MD-2009 Kishinev, Moldova State Univ Moldova, Dept Theoret Phys, LPMS, MD-2009 Kishinev, MoldovaPokatilov, EP论文数: 0 引用数: 0 h-index: 0机构: State Univ Moldova, Dept Theoret Phys, LPMS, MD-2009 Kishinev, Moldova State Univ Moldova, Dept Theoret Phys, LPMS, MD-2009 Kishinev, MoldovaFomin, VM论文数: 0 引用数: 0 h-index: 0机构: State Univ Moldova, Dept Theoret Phys, LPMS, MD-2009 Kishinev, Moldova State Univ Moldova, Dept Theoret Phys, LPMS, MD-2009 Kishinev, MoldovaDevreese, JT论文数: 0 引用数: 0 h-index: 0机构: State Univ Moldova, Dept Theoret Phys, LPMS, MD-2009 Kishinev, Moldova State Univ Moldova, Dept Theoret Phys, LPMS, MD-2009 Kishinev, Moldova
- [47] Perovskite-organic tandem solar cells with indium oxide interconnectNATURE, 2022, 604 (7905) : 280 - +Brinkmann, K. O.论文数: 0 引用数: 0 h-index: 0机构: Univ Wuppertal, Inst Elect Devices, Wuppertal, Germany Univ Wuppertal, Wuppertal Ctr Smart Mat & Syst, Wuppertal, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, GermanyBecker, T.论文数: 0 引用数: 0 h-index: 0机构: Univ Wuppertal, Inst Elect Devices, Wuppertal, Germany Univ Wuppertal, Wuppertal Ctr Smart Mat & Syst, Wuppertal, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, GermanyZimmermann, F.论文数: 0 引用数: 0 h-index: 0机构: Univ Wuppertal, Inst Elect Devices, Wuppertal, Germany Univ Wuppertal, Wuppertal Ctr Smart Mat & Syst, Wuppertal, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, GermanyKreusel, C.论文数: 0 引用数: 0 h-index: 0机构: Univ Wuppertal, Inst Elect Devices, Wuppertal, Germany Univ Wuppertal, Wuppertal Ctr Smart Mat & Syst, Wuppertal, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, Germany论文数: 引用数: h-index:机构:Theisen, M.论文数: 0 引用数: 0 h-index: 0机构: Univ Wuppertal, Inst Elect Devices, Wuppertal, Germany Univ Wuppertal, Wuppertal Ctr Smart Mat & Syst, Wuppertal, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, GermanyHaeger, T.论文数: 0 引用数: 0 h-index: 0机构: Univ Wuppertal, Inst Elect Devices, Wuppertal, Germany Univ Wuppertal, Wuppertal Ctr Smart Mat & Syst, Wuppertal, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, GermanyOlthof, S.论文数: 0 引用数: 0 h-index: 0机构: Univ Cologne, Dept Chem, Cologne, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, Germany论文数: 引用数: h-index:机构:Guenster, M.论文数: 0 引用数: 0 h-index: 0机构: Univ Wuppertal, Inst Elect Devices, Wuppertal, Germany Univ Wuppertal, Wuppertal Ctr Smart Mat & Syst, Wuppertal, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, GermanyMaschwitz, T.论文数: 0 引用数: 0 h-index: 0机构: Univ Wuppertal, Inst Elect Devices, Wuppertal, Germany Univ Wuppertal, Wuppertal Ctr Smart Mat & Syst, Wuppertal, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, GermanyGoebelsmann, F.论文数: 0 引用数: 0 h-index: 0机构: Univ Wuppertal, Inst Elect Devices, Wuppertal, Germany Univ Wuppertal, Wuppertal Ctr Smart Mat & Syst, Wuppertal, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, GermanyKoch, C.论文数: 0 引用数: 0 h-index: 0机构: Univ Cologne, Dept Chem, Cologne, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, Germany论文数: 引用数: h-index:机构:Caprioglio, P.论文数: 0 引用数: 0 h-index: 0机构: Univ Potsdam, Soft Matter Phys & Optoelect, Potsdam, Germany Univ Oxford, Dept Phys, Clarendon Lab, Oxford, England Univ Wuppertal, Inst Elect Devices, Wuppertal, GermanyPena-Camargo, F.论文数: 0 引用数: 0 h-index: 0机构: Univ Potsdam, Soft Matter Phys & Optoelect, Potsdam, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, GermanyPerdigon-Toro, L.论文数: 0 引用数: 0 h-index: 0机构: Univ Potsdam, Soft Matter Phys & Optoelect, Potsdam, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, GermanyAl-Ashouri, A.论文数: 0 引用数: 0 h-index: 0机构: Helmholtz Zentrum Berlin, Young Investigator Grp Perovskite Tandem Solar Ce, Berlin, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, GermanyMerten, L.论文数: 0 引用数: 0 h-index: 0机构: Univ Tubingen, Inst Appl Phys, Tubingen, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, GermanyHinderhofer, A.论文数: 0 引用数: 0 h-index: 0机构: Univ Tubingen, Inst Appl Phys, Tubingen, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, GermanyGomell, L.论文数: 0 引用数: 0 h-index: 0机构: Max Planck Inst Eisenforsch GmbH, Dusseldorf, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, GermanyZhang, S.论文数: 0 引用数: 0 h-index: 0机构: Max Planck Inst Eisenforsch GmbH, Dusseldorf, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, GermanySchreiber, F.论文数: 0 引用数: 0 h-index: 0机构: Univ Tubingen, Inst Appl Phys, Tubingen, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, GermanyAlbrecht, S.论文数: 0 引用数: 0 h-index: 0机构: Helmholtz Zentrum Berlin, Young Investigator Grp Perovskite Tandem Solar Ce, Berlin, Germany Tech Univ Berlin, Fac Elect Engn & Comp Sci, Berlin, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, GermanyMeerholz, K.论文数: 0 引用数: 0 h-index: 0机构: Univ Cologne, Dept Chem, Cologne, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, Germany论文数: 引用数: h-index:机构:Stolterfoht, M.论文数: 0 引用数: 0 h-index: 0机构: Univ Potsdam, Soft Matter Phys & Optoelect, Potsdam, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, GermanyRiedl, T.论文数: 0 引用数: 0 h-index: 0机构: Univ Wuppertal, Inst Elect Devices, Wuppertal, Germany Univ Wuppertal, Wuppertal Ctr Smart Mat & Syst, Wuppertal, Germany Univ Wuppertal, Inst Elect Devices, Wuppertal, Germany
- [48] Stabilizing efficient wide-bandgap perovskite in perovskite-organic tandem solar cellsJOULE, 2024, 8 (09) : 2554 - 2569Guo, Xiao论文数: 0 引用数: 0 h-index: 0机构: Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, Singapore Natl Univ Singapore, Solar Energy Res Inst Singapore SERIS, Singapore 117574, Singapore Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, SingaporeJia, Zhenrong论文数: 0 引用数: 0 h-index: 0机构: Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, Singapore Natl Univ Singapore, Solar Energy Res Inst Singapore SERIS, Singapore 117574, Singapore Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, SingaporeLiu, Shunchang论文数: 0 引用数: 0 h-index: 0机构: Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, Singapore Natl Univ Singapore, Solar Energy Res Inst Singapore SERIS, Singapore 117574, Singapore Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, SingaporeGuo, Renjun论文数: 0 引用数: 0 h-index: 0机构: Natl Univ Singapore, Solar Energy Res Inst Singapore SERIS, Singapore 117574, Singapore Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, SingaporeJiang, Fangyuan论文数: 0 引用数: 0 h-index: 0机构: Univ Washington, Dept Chem, Seattle, WA 98195 USA Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, SingaporeShi, Yangwei论文数: 0 引用数: 0 h-index: 0机构: Univ Washington, Mol Engn & Sci Inst, Seattle, WA 98195 USA Tech Univ Munich, TUM Sch Nat Sci, Dept Phys, Chair Funct Mat, James Franck Str 1, D-85748 Garching, Germany Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, SingaporeDong, Zijing论文数: 0 引用数: 0 h-index: 0机构: Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, Singapore Natl Univ Singapore, Solar Energy Res Inst Singapore SERIS, Singapore 117574, Singapore Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, SingaporeLuo, Ran论文数: 0 引用数: 0 h-index: 0机构: Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, Singapore Natl Univ Singapore, Solar Energy Res Inst Singapore SERIS, Singapore 117574, Singapore Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, SingaporeWang, Yu-Duan论文数: 0 引用数: 0 h-index: 0机构: Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, Singapore Natl Univ Singapore, Solar Energy Res Inst Singapore SERIS, Singapore 117574, Singapore Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, SingaporeShi, Zhuojie论文数: 0 引用数: 0 h-index: 0机构: Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, Singapore Natl Univ Singapore, Solar Energy Res Inst Singapore SERIS, Singapore 117574, Singapore Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, SingaporeLi, Jia论文数: 0 引用数: 0 h-index: 0机构: Natl Univ Singapore, Solar Energy Res Inst Singapore SERIS, Singapore 117574, Singapore Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, SingaporeChen, Jinxi论文数: 0 引用数: 0 h-index: 0机构: Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, Singapore Natl Univ Singapore, Solar Energy Res Inst Singapore SERIS, Singapore 117574, Singapore Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, SingaporeLee, Ling Kai论文数: 0 引用数: 0 h-index: 0机构: Natl Univ Singapore, Solar Energy Res Inst Singapore SERIS, Singapore 117574, Singapore Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, SingaporeMueller-Buschbaum, Peter论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, TUM Sch Nat Sci, Dept Phys, Chair Funct Mat, James Franck Str 1, D-85748 Garching, Germany Tech Univ Munich, Heinz Maier Leibnitz Zent MLZ, Lichtenbergstr 1, D-85748 Garching, Germany Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, SingaporeGinger, David S.论文数: 0 引用数: 0 h-index: 0机构: Univ Washington, Dept Chem, Seattle, WA 98195 USA Pacific Northwest Natl Lab, Phys & Computat Sci Directorate, Phys Sci Div, Richland, WA 99352 USA Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, SingaporePaterson, David J.论文数: 0 引用数: 0 h-index: 0机构: Australian Synchrotron ANSTO, Clayton, VIC 3168, Australia Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, SingaporeHou, Yi论文数: 0 引用数: 0 h-index: 0机构: Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, Singapore Natl Univ Singapore, Solar Energy Res Inst Singapore SERIS, Singapore 117574, Singapore Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 117585, Singapore
- [49] The optical and structural properties of InxGa1-xN/GaN multiple quantum wells by metal organic chemical vapor depositionADVANCED ENGINEERING MATERIALS II, PTS 1-3, 2012, 535-537 : 1270 - 1274Han, Li-jun论文数: 0 引用数: 0 h-index: 0机构: Langfang Teachers Coll, Langfang 065000, Peoples R China Langfang Teachers Coll, Langfang 065000, Peoples R ChinaDing, Bin-feng论文数: 0 引用数: 0 h-index: 0机构: Langfang Teachers Coll, Langfang 065000, Peoples R China Langfang Teachers Coll, Langfang 065000, Peoples R ChinaLin, Guo-man论文数: 0 引用数: 0 h-index: 0机构: Langfang Teachers Coll, Langfang 065000, Peoples R China Langfang Teachers Coll, Langfang 065000, Peoples R China
- [50] The chemistry and physics of organic-inorganic hybrid perovskite quantum wellsSCIENCE CHINA-CHEMISTRY, 2022, 65 (11) : 2058 - 2076Fu, Yongping论文数: 0 引用数: 0 h-index: 0机构: Peking Univ, Coll Chem & Mol Engn, Beijing Natl Lab Mol Sci, State Key Lab Rare Earth Mat Chem & Applicat, Beijing 100871, Peoples R China Peking Univ, Coll Chem & Mol Engn, Beijing Natl Lab Mol Sci, State Key Lab Rare Earth Mat Chem & Applicat, Beijing 100871, Peoples R China