supported by the National Natural Science Foundation of China (Grant Nos. 52225207, 11934005, and 52350001);the Shanghai Pilot Program for Basic Research-FuDan University21TQ1400100 (Grant No. 21TQ006);the Shanghai Municipal Science and Technology Major Project (Grant No. 2019SHZDZX01)。
Nonreciprocal effects are consistently observed in noncentrosymmetric materials due to the intrinsic symmetry breaking and in high-conductivity systems due to the extrinsic thermoelectric effect. Meanwhile, nonrecipro...
supported by the National Natural Science Foundation of China(Grant No.11875034);the Major Program of Jiangxi Provincial Natural Science Foundation(Grant No.20224ACB201007);financial support from the Opening Project of Shanghai Key Laboratory of Special Artificial Microstructure Materials and Technology。
We consider a quantum Brayton refrigeration cycle consisting of two isobaric and two adiabatic processes,using an ideal Bose gas of finite particles confined in a harmonic trap as its working substance.Quite generally...
supported by the National Natural Science Foundation of China(Grant No.11875005)。
In practical optical communication systems,there are some factors that can affect transmission quality of optical solitons.The constant coefficient nonlinear Schrödinger(NLS)equation has been unable to meet the actual...
supported by the National Natural Science Foundation of China(Grant No.51727805)。
Random numbers are one of the key foundations of cryptography.This work implements a discrete quantum random number generator(QRNG)based on the tunneling effect of electrons in an avalanche photo diode.Without any pos...
Supported by the National Natural Science Foundation of China under Grant Nos 11574362,61210014,11374340 and 11474205;the Innovative Clean-Energy Research and Application Program of Beijing Municipal Science and Technology Commission under Grant No Z151100003515001;the National Key Technology R&D Program of China under Grant No 2016YFB0400302
Heterojunction phototransistors(HPTs)with scaling emitters have a higher optical gain compared to HPTs with normal emitters.However,to quantitatively describe the relationship between the emitter-absorber area ratio(A...
Supported by the National Natural Science Foundation of China under Grant No 50771034.
The magnetoelastic anisotropy of Fe77.5Si7.5B15 glass-coated amorphous microwires is investigated by the law of approach to saturation magnetization in comparison with the ferromagnetic resonance technique.The anisotr...
Supported by the National Natural Science Foundation of China under Grant No 11041003;the Ningbo Natural Science Foundation under Grant No 2009B21003;the K.C.Wong Magna Fund in Ningbo University.
By two direct assumption methods and symbolic computation,we present two families of one-soliton solutions and a family of two-soliton solutions with some arbitrary functions for the three-dimensional Gross–Pitaevski...
Supported by the National Natural Science Foundation of China under Grant Nos 10975114 and 10774120;the Natural Science Foundation of Northwest Normal University(NWNU-KJCXGC-03-48).
The energy band structure and current density of electron gas with an exchange-correlation effect in periodic quantum wells are discussed.It is found that the energy band shows a swallowtail structure at the boundary ...
Supported by the National Natural Science Foundation of China under Grant Nos 11104021,11074184 and 11047007.
Using the adaptive time-dependent density-matrix renormalization group method,the dynamics of entanglement and quantum discord of an one-dimensional spin-1/2 XXZ chain is studied when anisotropic interaction quenches ...
Supported by the National Natural Science Foundation of China under Grant Nos 61100076 and 60973012;the Foundation of Department of Education of Hubei Province under Grant D20102504.
A kind of discrete logistic model with distributed delays obtained by the Euler method is investigated,where the discrete delay Τ is regarded as a parameter.By analyzing the associated characteristic equation,it is f...