supported by the National Natural Science Foundation of China(Grant Nos.62205282 and 12074331);the Hebei Natural Science Foundation(Grant No.A2022203035);the Science and Technology Project of Hebei Education Department(Grant No.BJK2023009)。
Polarization control and modulation of optical signals play a crucial role in optical information transmission,with widespread applications in optical communication,sensing,and signal processing.Here,we propose an int...
Supported by the National Natural Science Foundation of China(Grant Nos.11934011 and 12274365);National Key R&D Program of China(Grant Nos.2022YFA1402400 and 2022YFA1400043);Zhejiang Provincial Natural Science Foundation of China(Grant No.LR24A040001);Open project of Key Laboratory of Artificial Structures and Quantum Control(Ministry of Education)of Shanghai Jiao Tong University。
Nonreciprocal isolators enable unidirectional light propagation without back-reflection.Typical terahertz isolators require magnetic fields to break the time-reversal symmetry.Herein,we propose a nonmagnetic isolator ...
This letter describes the implementation of a high-precision time and frequency transmission system using a two-way and wavelength division multiplexing scheme over 3,143.6 km of field fiber links,connecting 21 sites ...
Metal contacts to two-dimensional(2D)semiconductors are crucial for determining the electrical performance of electronic devices.However,traditional three-dimensional metal deposition processes cause damage to 2D semi...
supported the National Key Research and Development Program of China(Grant No.2022YFB3505301);the Natural Science Basic Research Program of Shanxi(Grant Nos.20210302124252,202203021222219)。
The van der Waals heterojunctions,stacking of different two-dimensional materials,have opened unprecedented opportunities to explore new physics and device concepts.Here,combining the density functional theory with no...
supported by the Beijing Natural Science Foundation (Grant No. Z190008);the National Key R&D Program of China (Grant Nos. 2018YFA0305700 and 2021YFA1400200);the National Natural Science Foundation of China (Grant Nos. 12025408, 11874400, 11834016, 11921004, 11904391, 12174424, and 11888101);the Strategic Priority Research Program and Key Research Program of Frontier Sciences of CAS (Grant Nos. XDB25000000, XDB33000000 and QYZDB-SSW-SLH013);the CAS Interdisciplinary Innovation Team (Grant No. JCTD-201-01);K.C.Wong Education Foundation (GJTD-2020-01);the Users with Excellence Program of Hefei Science Center CAS (Grant No. 2021HSC-UE008);Youth Promotion Association of CAS (Grant No. 2018010);support from JSPS KAKENHI (Grant No. JP19H00648)
We report the discovery of superconductivity on the border of antiferromagnetic order in a quasi-one-dimensional material RbMn_(6)Bi_(5)via measurements of resistivity and magnetic susceptibility under high pressures....
Supported by the National Key R&D Program of China(Grant Nos.2018YFA0306600 and 2016YFB0501603);the Chinese Academy of Sciences(Grant Nos.GJJSTD20170001,QYZDY-SSW-SLH004,and QYZDB-SSW-SLH005);Anhui Initiative in Quantum Information Technologies(Grant No.AHY050000);the Youth Innovation Promotion Association of Chinese Academy of Sciences for their support;the support from Wuhan National High Magnetic Field Center(Grant No.2015KF06)。
Molecular qubits are promising as they can benefit from tailoring and versatile design of chemistry.It is essential to reduce the decoherence of molecular qubits caused by their interactions with the environment.Herei...
Supported by the Science Challenge Project under Grant Nos TZ2018005 and TZ2016005;the National Key Research and Development Program of China under Grant No 2016YFA0401100
Ultra high-velocity collisionless shocks are generated using an ultra-intense laser interacting with foil-gas target,which consists of copper foil and helium gas.The energy of helium ions accelerated by shock and the ...
Supported by the National Basic Research Program of China under Grant No 2013CBA01502;the National Natural Science Foundation of China under Grant Nos 11475010,11575011 and 11535001;the National Grand Instrument Project under Grant No 2012YQ030142
A prototype of a laser driven proton accelerator is built at Peking University. Protons exceeding IOMeV are accelerated from micrometer-thick aluminum targets irradiated by tightly focused laser pulse with 1.8 J energ...
Supported by Major Program of the National Natural Science Foundation of China under Grant No 60890191;the National Basic Research Program of China under Grant No 2010CB327503.
Gate-recessed AlGaN/GaN metal-oxide-semiconductor high electron mobility transistors (MOSHEMTs) on sapphire substrates are fabricated.The devices with a gate length of 160nm and a gate periphery of 2 × 75μmexhibit t...