EXCITONS

作品数：108被引量：73H指数：5
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相关领域：理学电子电信更多>>
相关作者：哈斯花班士良更多>>
相关机构：内蒙古大学更多>>
相关期刊：《National Science Review》《npj Computational Materials》《Chinese Journal of Chemical Physics》《Open Journal of Applied Sciences》更多>>
相关基金：国家自然科学基金中国博士后科学基金国家重点基础研究发展计划北京市自然科学基金更多>>
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A superlattice interface and S-scheme heterojunction of Mn_(0.5)Cd_(0.5)S/MnWO_(4)for enhancing photocatalytic H_(2)production
《Chinese Journal of Catalysis》2025年第4期1-4,共4页Yanfeng Zhang Shan Wang 
Solar-driven photocatalytic hydrogen production via water splitting is considered as one of the most promising green and sustainable strategies,with the potential to replace traditional fossil fuels[1,2].Generally,thi...
关键词：photocatalytic reaction process photocatalytic hydrogen SUPERLATTICE water splitting photoinduced excitons HETEROJUNCTION semiconductor photocatalyst photogenerated electrons 
Electric control of excitons in van der Waals antiferromagnet NiPS_(3)
《Science China Materials》2025年第3期928-932,共5页Han Wang Zhiyong Chen Bo Peng 
supported by the National Natural Science Foundation of China(52021001,62250073,62450003).
The discovery of ferromagnetic two-dimensional(2D)materials has opened up new avenues for manipulating the spin of single atomic layer or a few atomic layers[1-5],and the magneto-optical coupling has played an importa...
关键词：FERROMAGNETIC LIMIT ATOMIC 
In situ spontaneous emission control of MoSe_(2)-WSe_(2)interlayer excitons with high quantum yield
《Photonics Research》2025年第1期210-224,共15页BO HAN CHIRAG C.PALEKAR FREDERIK LOHOF SVEN STEPHAN VICTOR N.MITRYAKHIN JENS-CHRISTIAN DRAWER ALEXANDER STEINHOFF LUKAS LACKNER MARTIN SILIES BÁRBARA ROSA MARTIN ESMANN FALK EILENBERGER CHRISTOPHER GIES STEPHAN REITZENSTEIN CHRISTIAN SCHNEIDER 
Deutsche Forschungsgemeinschaft(Schn1376/14-1,Re2974/26-1,Gi1121/4-1,INST184/220-1 FUGG);European Union’s Horizon 2020(101017733);NFSC(12304012)。
Optical resonators are a powerful platform to control the spontaneous emission dynamics of excitons in solidstate nanostructures.We study a MoSe_(2)-WSe_(2)heterostructure that is integrated in a cryogenic open optica...
关键词：tuning QUANTUM INTERLAYER 
Mechanistic insights into excitonic photoluminescence in hybrid organic-inorganic perovskites with targeted regulation of organic cations
《Chinese Journal of Chemical Physics》2024年第6期869-877,I0027-I0036,I0043,I0044,共21页Chunyin Ye Yujie Zhou Shenlong Jiang Qun Zhang 
supported by the National Natural Science Foundation of China(No.22173090 and No.91950207);the Innovation Program for Quantum Science and Technology(No.2021ZD0303303);the National Key Research and Development Program of China(No.2016YFA0200602 and No.2018YFA0208702);the Anhui Initiative in Quantum Information Technologies(No.AHY090200);the USTC Key Directions Project Incubation Fund(No.WK2340000106).
We report a mechanistic study of excitonic photoluminescence in predesigned hybrid organic-inorganic perovskite(HOIP)systems,i.e.,(DMAEA)Pb_(2)I_(6),(DMAPA)PbI_(4),(DEAEA)Pb_(2)I_(6),and(DEAPA)_(4)Pb_(5)I_(18),featuri...
关键词：Hybrid organic-inorganic perovskites Organic-cation engineering Structural distortion PHOTOLUMINESCENCE Free excitons Self-trapped excitons Ultrafast spectroscopy 
Strain tunable excitonic optical properties in monolayer Ga_(2)O_(3)
《Chinese Physics B》2024年第10期366-370,共5页Hao-Lei Cui Zhen Quan Shu-Dong Wang 
supported by the National Natural Science Foundation of China(Grant No.12064032).
Two-dimensional(2D)Ga_(2)O_(3)has been confirmed to be a stable structure with five atomic layer thickness configuration.In this work,we study the quasi-particle electronic band structures and then access the excitoni...
关键词：EXCITONS radiative lifetime Ga_(2)O_(3) 
Excitonic optical properties in monolayer SnP_(2)S_(6)
《Chinese Physics B》2024年第10期371-375,共5页Peng-Yuan Chen Zhen Quan Shu-Dong Wang 
support by the National Natural Science Foundation of China(Grant No.12064032).
Quantum confinement effect and reduced dielectric screening in two-dimensional(2D)dramatically enhance theelectron-hole interactions.In this work,we use many-body perturbation theory and Bethe-Salpeter equation(BSE)to...
关键词：EXCITONS radiative lifetime SnP_(2)S_(6) 
Strong light–matter coupling between excitons and chiral quasi-bound states in the continuum in van der Waals metasurfaces
《Chinese Optics Letters》2024年第10期118-127,共10页Zhonghong Shi Houjiao Zhang Zhang-Kai Zhou 
supported by the National Key R&D Program of China(No.2021YFA1400804);the National Natural Science Foundation of China(Nos.12222415 and 12334017);the Guangdong Provincial Natural Science Foundation(No.2024B1515040013);the Guangdong Provincial Quantum Science Strategic Initiative(No.GDZX2305005)。
The study of strong coupling between photonic cavities and excitons has brought about significant advances,varying from fundamental physics to applied science.However,there are several challenges hindering its further...
关键词：strong coupling CHIRALITY bound states in the continuum metasurface 
In situ probing of electron transfer at the dynamic MoS_(2)/graphene–water interface for modulating boundary slip
《Nano Research》2024年第8期7513-7521,共9页Yishu Han Dameng Liu 
supported by the National Natural Science Foundation of China(Nos.52075284,52105195,and 11890672);the Postdoctoral Research Foundation of China(Nos.2020M680528,BX2021151,and 2022M711805).
The boundary slip condition is pivotal for nanoscale fluid motion.Recent research has primarily focused on simulating the interaction mechanism between the electronic structure of two-dimensional materials and slip of...
关键词：two-dimensional materials solid-liquid interface PHOTOLUMINESCENCE EXCITONS electron transfer slip length 
Two-dimensional materials for tunable and nonlinear metaoptics
《Advanced Photonics》2024年第3期16-34,共19页Zeng Wang Kandammathe Valiyaveedu Sreekanth Meng Zhao Jinpeng Nong Yincheng Liu Jinghua Teng 
financially supported by the National Research Foundation Singapore under CRP program(Grant No.NRFCRP26-2021-0004);the Agency for Science,Technology,and Research(A^(*)STAR)under the AME IRG Program(Grant Nos.A2083c0058 and A20E5c0084);the MTC Program(Grant No.M22L1b0110);he HBMS IAF-PP(Grant No.H19H6a0025)
Metaoptics formed by ultrathin and planar building blocks enable compact and efficient optical devices that manipulate light at the nanoscale.The development of tunable metaoptics holds the promise of miniaturized and...
关键词：metaoptics tunable metaoptics two-dimensional optoelectronics nonlinear optics EXCITONS POLARITONS 
Unveiling strain-enhanced moiréexciton localization in twisted van der Waals homostructures被引量：4
《Nano Research》2024年第4期3245-3252,共8页Henry Rui He Haihong Zheng Biao Wu Shaofei Li Junnan Ding Zongwen Liu Jian-Tao Wang Anlian Pan Yanping Liu 
supported this research endeavor.Notably,the National Natural Science Foundation of China(No.52373311);the Science Talent Program of China,the Hunan Provincial Science Fund for Distinguished Young Scholars(No.2020JJ2059);the Hunan Province Key Research and Development Project(No.2019GK2233);the Youth Innovation Team(No.2019012)of Central South University(CSU)have played an essential role in facilitating the success of this study.Furthermore,the Science and Technology Innovation Basic Research Project of Shenzhen(No.JCYJ20190806144418859);the Key Program of the Science and Technology Department of Hunan Province(Nos.2019XK2001 and 2020XK2001);the National Natural Science Foundation of China(Nos.62090035 and U19A2090)have also made significant contributions to the advancement of this work;The support provided by the High-Performance Complex Manufacturing Key State Lab Project at CSU(No.ZZYJKT2020-12)has been of immeasurable value,greatly expediting the research process;Acknowledgment is also extended to the Australian Research Council(ARC Discovery Project,DP180102976)for its pivotal role in driving forward this research agenda.Additionally;J.T.W.extends gratitude for the support received from the National Natural Science Foundation of China(Nos.92263202 and 11974387);the Strategic Priority Research Program of the Chinese Academy of Sciences(No.XDB33000000);the National Key Research and Development Program of China(No.2020YFA0711502);The authors also wish to convey their deep appreciation to the Beijing Super Cloud Computing Center(BSCC,http://www.blsc.cn)for granting access to high-performance computing(HPC)resources,which have been instrumental in yielding the research outcomes detailed in this paper.Finally,the authors hold profound gratitude for the support of the Postdoctoral Science Foundation of China(No.2022M713546);a vital contribution that has substantially propelled the advancement of this research endeavor.This work was supported in part by the High-Performance Computing Center of Central South Universi
Moirésuperlattices,arising from the controlled twisting of van der Waals homostructures at specific angles,have emerged as a promising platform for quantum emission applications.Concurrently,the manipulation of strai...
关键词：moirésuperlattices strain engineering moiréexcitons moirépotential 
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