SUPERRADIANCE

作品数：20被引量：4H指数：1
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相关作者：陈宇更多>>
相关机构：首都师范大学更多>>
相关期刊：《Nano-Micro Letters》《Communications in Theoretical Physics》《Chinese Physics B》《Chinese Physics Letters》更多>>
相关基金：国家自然科学基金NSAF联合基金更多>>
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Superradiant growth anomaly magnification in evolution of vector bosonic condensates bounded by a Kerr black hole with near-horizon reflection
《Science China(Physics,Mechanics & Astronomy)》2025年第4期62-81,共20页Nayun Jia Yin-Da Guo Gui-Rong Liang Zhan-Feng Mai Xin Zhang 
supported by the National Natural Science Foundation of China(Grant Nos.12147163,and 12175099);supported by the National Natural Science Foundation of China(Grant No.12075136);supported by the National Natural Science Foundation of China(Grant No.12247128);supported by the National Natural Science Foundation of China(Grant Nos.11975072,11835009,and 12473001);supported by Jiangsu Funding Program for Excellent Postdoctoral Talent;the Natural Science Foundation of Shandong Province(Grant No.ZR2020MA094);the National SKA Program of China(Grant Nos.2022SKA0110200,and 2022SKA0110203);the 111 Project(Grant No.B16009)。
Ultralight vector particles can form evolving condensates around a Kerr black hole(BH)due to superradiant instability.We study the effect of near-horizon reflection on the evolution of this system:by matching three pi...
关键词：SUPERRADIANCE ultralight boson black hole gravitational wave near-horizon reflection 
Theoretical study of superradiant masing with solid-state spins at room temperature
《Science China(Physics,Mechanics & Astronomy)》2024年第6期38-47,共10页Qilong Wu Yuan Zhang Hao Wu Shi-Lei Su Kai-Kai Liu Mark Oxborrow Chong-Xin Shan Klaus Mølmer 
supported by the National Natural Science Foundation of China(Grant Nos.12004344,and 62027816);the Henan Center for Outstanding Overseas Scientists Project(Grant No.GZS201903);the Danish National Research Foundation through the Center of Excellence for Complex Quantum Systems(Grant No.DNRF156);the European Union’s Horizon 2020 Research and Innovation Programme under the Marie Sklodowska-Curie Program(Grant No.754513)。
Steady-state superradiance and superradiant lasing attract significant attentions in the field of optical lattice clocks,but have not been achieved yet due to the technical challenges and atom loss problem.In this art...
关键词：solid-state spins SUPERRADIANCE MASER 
Boson star superradiance
《Science China(Physics,Mechanics & Astronomy)》2024年第6期69-78,共10页He-Yu Gao Paul M.Saffin Yi-Jie Wang Qi-Xin Xie Shuang-Yong Zhou 
support by the Fundamental Research Funds for the Central Universities(Grant No.WK2030000036);the National Natural Science Foundation of China(Grant Nos.12075233and 12247103);the National Key R&D Program of China(Grant No.2022YFC220010);funded by STFC Consolidated(Grant No.ST/T000732/1);support from the National Natural Science Foundation of China(Grant No.123B1030)。
Recently,it has been realized that in some systems internal space rotation can induce energy amplification for scattered waves,similar to rotation in real space.In particularly,it has been shown that energy extraction...
关键词：SUPERRADIANCE boson star field space rotation 
Superradiance of ultracold cesium Rydberg |65D_(5/2)> → |66P_(3/2)>
《Chinese Physics B》2024年第5期425-428,共4页郝丽萍 韩小萱 白素英 游秀芬 焦月春 赵建明 
Project supported by the Fundamental Research Program of Shanxi Province,China(Grant Nos.202203021212018 and 202203021212405);the National Nature Science Foundation of China(Grant Nos.12104337 and 12204292);the Scientific and Technological Innovation Programs of Higher Education Institutions in Shanxi,China(Grant No.2022L268)。
We investigate Rydberg |65D_(5/2)> → |66P_(3/2)> superradiance in dense ultracold cesium atoms,where the ground atoms are excited to |65D_(5/2)> Rydberg states via two-photon excitation in a standard magneto-optical ...
关键词：Rydberg atom SUPERRADIANCE van der Waals interaction 
Emission Characteristics of the Side Radiation of Excited of the Layer of Alcohol Solution of Rhodamine 6G with the Round Geometric Shape
《Optics and Photonics Journal》2023年第12期251-258,共8页Zurab V. Wardosanidze 
The spectral-spatial characteristics of the lateral radiation of a circular-shaped Rhodamine 6G solution layer were investigated. The layer is a part of the laser dye solution, which is in optical contact with the bot...
关键词：Light-Excitation Superluminescence SUPERRADIANCE Light Divergence Spectral Selectivity Total Internal Reflection LASING 
Superradiance of massive scalar particles around rotating regular black holes
《Chinese Physics C》2023年第7期151-172,共22页杨昊 缪炎刚 
Supported in part by the National Natural Science Foundation of China(11675081,12175108)
Regular black holes,as part of an important attempt to eliminate the singularities in general relativity,have been of wide concern.Because the superradiance associated with rotating regular black holes plays an indisp...
关键词：rotating regular black holes SUPERRADIANCE massive scalar fields 
Matter Reactors
《Journal of High Energy Physics, Gravitation and Cosmology》2023年第2期455-460,共6页Rami Rom 
In a previous paper, we proposed that a QCD gas that may be a possible candidate for the general theory of gravity (GR) ether may be comprised of ud~du~ exotic mesons. A method to det...
关键词：Compact Exotic Mesons β Decay Rate Variability Kerr Black Hole Supermassive Black Hole Black Hole Laser Ergoregion Ergosphere Hawking Radiation SUPERRADIANCE Carnot Engine FRW Metric Dark Energy 
A superradiant maser with nitrogen-vacancy center spins
《Science China(Physics,Mechanics & Astronomy)》2022年第1期61-70,共10页Qilong Wu Yuan Zhang Xigui Yang Shi-Lei Su Chongxin Shan Klaus Mølmer 
supported by the National Natural Science Foundation of China (Grant Nos. 12004344, and 62027816);the Danish National Research Foundation through the Center of Excellence for Complex Quantum Systems (Grant No. DNRF156)。
Recent experiments have demonstrated Rabi-oscillations, superradiant pulses and stimulated emission from negatively-charged nitrogen-vacancy(NV;) center spins in microwave resonators. These phenomena witness the kind ...
关键词：SUPERRADIANCE MASER NV center spins 
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 
Time-resolved study of the lasing emission from high vibrational levels of N2^+ pumped with circularly polarized femtosecond pulses被引量：2
《Chinese Optics Letters》2020年第2期70-74,共5页Dongjie Zhou Xiang Zhang Qi Lu Qingqing Liang Yi Liu 
supported in part by the National Natural Science Foundation of China(Nos.11574213 and 11904232);Innovation Program of Shanghai Municipal Education Commission(No.2017-01-07-00-07-E00007);the Shanghai Municipal Science and Technology Commission(No.17060502500);the support of the Program for Professor of Special Appointment(Eastern Scholar)at the Shanghai Institutions of Higher Learning(No.TP2014046).
We experimentally investigated the forward 353.8 nm radiation from plasma filaments in pure nitrogen gas pumped by intense circularly polarized 800 nm femtosecond laser pulses.This emission line corresponds to the B^2...
关键词：FEMTOSECOND PULSES plasma nitrogen ions SUPERRADIANCE TIME-RESOLVED measurement 
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