supported by the National Natural Science Foundation of China(Grant Nos.12134020 and 12374156);the National Key Research and Development Program of China(Grant No.2023YFA1406500)。
Deconfined quantum critical points(DQCPs)have been proposed as a class of continuous quantum phase transitions occurring between two ordered phases with distinct symmetry-breaking patterns,beyond the conventional fram...
supported by the National Key Research and Development Program of China(Grant Nos.2020YFA0309600 and 2018YFB0407600);the National Natural Science Foundation of China(Grant Nos.11974296 and 11774296);Hong Kong RGC(Grant Nos.16301518,16301619,and 16302321)。
Anisotropic magnetoresistance(AMR)and related planar Hall resistance(PHR)are ubiquitous phenomena of magnetic materials.Although the universal angular dependences of AMR and PHR in magnetic polycrystalline materials w...
the National Natural Science Foundation of China(Grant Nos.11532015 and U1738119);the China's Manned Space Program(TZ-1)and the Joint Project of CMSA-ESA Cooperation on Utilization in Space.
A new model of two-phase thermocapillary-buoyancy convection with phase change at gas-liquid interface in an enclosed cavity subjected to a horizontal temperature gradient is proposed,rather than the previous onesided...
Supported by the National Key Research and Development Program of China under Grant Nos 2016YFA0300901 and 2018YFA0305601;the National Natural Science Foundation of China under Grant No 11874073;the International Center for Quantum Materials of Peking University
We report the experimental realization of quantum degenerate Fermi gases of87Sr atoms under controlled 10-and dual-nuclear-spin configurations.Based on laser cooling and evaporative cooling,we achieve an ultracold Fer...
Supported by the National Natural Science Foundation of China under Grant Nos 11434011 and 11575058
We study the fringe visibility and the which-path information(WPI) of a general Mach-Zehnder interferometer with an asymmetric beam splitter(BS). A minimum error measurement in the detector is used to extract the WPI....
Supported by the National Natural Science Foundation of China under Grant Nos 51871186 and 51771156
The superposition dynamics of two confronting ultrasonic waves and their levitation capability for centimeter-sized thin disks are investigated by numerical analyses and validated by experiments. The sound pressure si...
Supported by the National Key R&D Program of China under Grant Nos 2017YFA0303800 and 2017YFA0303700;the National Natural Science Foundation of China under Grant Nos 11534006,11774183 and 11674184;the Natural Science Foundation of Tianjin under Grant No 16JCZDJC31300;the Collaborative Innovation Center of Extreme Optics
We present a two-photon interference experiment in a modified Mach-Zehnder (MZ) interferometer in which two Hong-Ou-Mandel effects occur in tandem and construct superposed two-photon states. The signal photons pass ...
Supported by the National Key R&D Program of China under Grant No 2016YFA0300204;the National Basic Research Program of China under Grant No 2015CB654901;the National Natural Science Foundation of China under Grant Nos 11574337,11227902,11474147 and 11704394;the Shanghai Sailing Program under Grant No 17YF1422900;the Award for Outstanding Member in Youth Innovation Promotion Association CAS
Using angle-resolved photoemission spectroscopy, we study the low-energy electronic structure of a layered ternary telluride EuSbTe3 semiconductor. It is found that the photoemission constant energy contours can be we...
Supported by the National Natural Science Foundation of China under Grant Nos 61574019,61674018 and 61674020;the Fund of State Key Laboratory of Information Photonics and Optical Communications;the Specialized Research Fund for the Doctoral Program of Higher Education of China under Grant No 20130005130001
Two measurement techniques are investigated to characterize photodetector linearity. A model for the two-tone and three-tone photodetector systems is developed to thoroughly investigate the influences of setup compone...
Supported by the Ministry of Education and Science of Ukraine under Grant No 0117U002253
We elaborate a quadratic nonlinear theory of plural interactions of growing space charge wave (SCW) harmonics during the development of the two-stream instability in helical relativistic electron beams. It is found ...