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作品数:493被引量:1910H指数:17
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  • 期刊=Communications in Theoretical Physicsx
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Measuring fine molecular structures with luminescence signal from an alternating current scanning tunneling microscope
《Communications in Theoretical Physics》2022年第12期52-61,共10页Fei Wen Guohui Dong Hui Dong 
the National Natural Science Foundation of China(NSFC)(Grant No.11875049);the NSAF(Grant Nos.U1730449 and U1930403);the National Basic Research Program of China(Grant No.2016YFA0301201).
In scanning tunneling microscopy-induced luminescence(STML),the photon count is measured to reflect single-molecule properties,e.g.,the first molecular excited state.The energy of the first excited state is typically ...
关键词:alternating current scanning tunneling microscope inelastic electron scattering single-molecule electroluminescence molecular energy levels 
Some mathematical aspects of Anderson localization:boundary effect,multimodality,and bifurcation
《Communications in Theoretical Physics》2022年第11期45-64,共20页Chen Jia Ziqi Liu Zhimin Zhang 
the support from National Natural Science Foundation of China with grants No.11871092,No.12131005;NSAF U1930402。
Anderson localization is a famous wave phenomenon that describes the absence of diffusion of waves in a disordered medium.Here we generalize the landscape theory of Anderson localization to general elliptic operators ...
关键词:landscape spectrum EIGENVALUE EIGENMODE EIGENFUNCTION elliptic operator Schr?dinger operator CONFINEMENT 
Quantum dynamics of Gaudin magnets
《Communications in Theoretical Physics》2022年第9期39-48,共10页Wen-Bin He Stefano Chesi Hai-Qing Lin Xi-Wen Guan 
support from NSAF(Grant No.U1930402);supported by the key NSFC grant No.12134015 and No.11874393;the National Key R&D Program of China No.2017YFA0304500,the National Key R&D Program of China No.2016YFA0301200;support from NSFC(Grants No.11974040 and No.12150610464),NSFC 11734002;financial support from National Science Association Funds U1930402
Quantum dynamics of many-body systems is a fascinating and significant subject for both theory and experiment.The question of how an isolated many-body system evolves to its steady state after a sudden perturbation or...
关键词:Gaudin magnets central spin model Bethe ansatz spin polarization spin-spin correlation Loschmidt echo 
Enhancing photon entanglement in a three-mode optomechanical system via imperfect phonon measurements
《Communications in Theoretical Physics》2022年第5期51-60,共10页Jing Qiu Dongni Chen Ying-Dan Wang Stefano Chesi 
support from NSFC(Grants No.11974040 and No.12150610464);NSAF(Grant No.U1930402);support from MOST(Grant No.2017YFA0304503)。
By considering a 3-mode optomechanical system formed by two cavities interacting with a common mechanical mode,we demonstrate that phonon-counting measurements lead to a significant enhancement of entanglement in the ...
关键词:optomechanical system entanglement concentration imperfect phonon measurements maximum entanglement typical entanglement 
Three ultracold fermions in a two-dimensional anisotropic harmonic confinement
《Communications in Theoretical Physics》2022年第4期85-90,共6页Yue Chen Da-Wu Xiao Peng Zhang 
supported in part by the National Key Research and Development Program of China Grant No.2018YFA0306502;NSAF(Grant No.U1930201);supported by the Fundamental Research Funds for the Central Universities;the Research Funds of Renmin University of China under Grant No.21XNH088。
We calculate the energy spectrum of three identical fermionic ultracold atoms in two different internal states confined in a two-dimensional anisotropic harmonic trap.Using the solutions of the corresponding two-body ...
关键词:ultracold atom three-body problem two-dimensional system 
The angular momentum and parity projected multidimensionally constrained relativistic Hartree-Bogoliubov model被引量:2
《Communications in Theoretical Physics》2022年第1期64-76,共13页Kun Wang Bing-Nan Lu 
This work has been supported by NSAF(Grant No.U1930403);the National Key R&D Program of China(Grant No.2018YFA0404402);the National Natural Science Foundation of China(Grant No.11525524,No.12070131001,No.12047503,and No.11961141004);the Key Research Program of Frontier Sciences of Chinese Academy of Sciences(Grant No.QYZDB-SSWSYS013);the Strategic Priority Research Program of Chinese Academy of Sciences(Grant No.XDB34010000 and No.XDPB15).
Nuclear deformations are fundamentally important in nuclear physics.We recently developed a multidimensionally constrained relativistic Hartree-Bogoliubov(MDCRHB)model,in which all multipole deformations respecting th...
关键词:nuclear physics beyond mean field density functional nuclear clustering 
Self-consistent tomography of temporally correlated errors
《Communications in Theoretical Physics》2021年第7期59-74,共16页Mingxia Huo Ying Li 
supported by the National Key R&D Program of China(Grant No.2016YFA0301200);the National Basic Research Program of China(Grant No.2014CB921403);supported by Science Challenge Project(Grant No.TZ2017003);the National Natural Science Foundation of China(Grants No.11774024,No.11534002,and No.U1530401);supported by National Natural Science Foundation of China(Grant No.11875050,12088101);NSAF(Grant No.U1930403)。
The error model of a quantum computer is essential for optimizing quantum algorithms to minimize the impact of errors using quantum error correction or error mitigation.Noise with temporal correlations,e.g.low-frequen...
关键词:self-consistent tomography temporally correlated errors quantum computer 
Reservoir-engineered entanglement in an unresolved-sideband optomechanical system
《Communications in Theoretical Physics》2021年第5期54-65,共12页Yang-Yang Wang Rong Zhang Stefano Chesi Ying-Dan Wang 
support from NSFC(Grant No.11574330 and No.11434011),NSFC(Grants No.11974040 and No.1171101295);MOST(Grant No.2017FA0304500);the Strategic Priority Research Program of Chinese Academy of Sciences(Grant No.XDB23000000);support from the National Key Research and Development Program of China(Grant No.2016YFA0301200);NSAF(Grant No.U1930402)。
We study theoretically the generation of strong entanglement of two mechanical oscillators in an unresolved-sideband optomechanical cavity,using a reservoir engineering approach.In our proposal,the effect of unwanted ...
关键词:quantum entanglement optomechanical cavity the unresolved-sideband regime reservoir engineering 
Quantum dynamics of electric-dipole coupled defect centers in solids
《Communications in Theoretical Physics》2021年第1期54-61,共8页Feng Tang Lei-Ming Zhou Nan Zhao 
This work has been supported by the NSFC(Grant No.11534002);the NSAF(Grant No.U1930402 and Grant No.U1730449).
We investigate the quantum dynamics of two defect centers in solids,which are coupled by vacuum-induced dipole-dipole interactions.When the interaction between defects and phonons is taken into account,the two coupled...
关键词:dipole-dipole interaction electron-phonon interaction SUPERRADIANCE 
Detection of Magnetic Field Gradient and Single Spin Using Optically Levitated Nano-Particle in Vacuum
《Communications in Theoretical Physics》2018年第7期97-105,共9页Ke-Wen Xiao Lei-Ming Zhou Zhang-Qi Yin Nan Zhao 
Supported by the National Natural Science Foundation of China under Grant Nos.11374032,61435007,and 11704026;the Joint Fund of the Ministry of Education of China under Grant No.6141A02011604;NSAF(China)under Grant No.U1530401;National Key Research and Development Program of China under Grant No.2016YFA0301201
Optically levitated nano-particle with spins is a promising system for high-precision measurement and quantum information processing. We theoretically analyze the ratio between the fluctuation of particle's displaceme...
关键词:optical tweezers spin detection the detection of magnetic field gradient 
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