supported the National Key R&D Program of China (Grant No.2022YFA1402901);the National Natural Science Foundation of China (Grant Nos.11825403,11991061,and 12188101);the Guangdong Major Project of the Basic and Applied Basic Research (Future Functional Materials Under Extreme Conditions) (Grant No.2021B0301030005)。
While density functional theory(DFT)serves as a prevalent computational approach in electronic structure calculations,its computational demands and scalability limitations persist.Recently,leveraging neural networks t...
supported by the National Natural Science Foundation of China (Grant Nos.11974327 and 12004369);the Natural Science Basic Research Program of Shanxi Province (Grant No.20210302124252);Anhui Initiative in Quantum Information Technologies (Grant No.AHY170000);the Innovation Program for Quantum Science and Technology (Grant No.2021ZD0302800)。
The reliance on spin-orbit coupling or strong magnetic fields has always posed significant challenges for the mass production and even laboratory realization of most topological materials. Valley-based topological zer...
A rich portfolio of emergent phenomena has been discovered in twisted two-dimensional(2D)moirésystems,including strongly correlated insulators,[1]superconductivity,[2]integer and fractional Chern insulators(ChIs),[3-...
supported by the National Natural Science Foundation of China(Grant Nos.61888102 and 12374199);the National Key Research&Development Projects of China(Grant Nos.2022YFA1204100,2019YFA0308501,and 2021YFA1401300);the Chinese Academy of Sciences(Grant No.XDB33030100);the Innovation Program of Quantum Science and Technology(Grant No.2021ZD0302700)。
Moirésuperlattices in twisted two-dimensional materials have emerged as ideal platforms for engineering quantum phenomena,which are highly sensitive to twist angles,including both the global value and the spatial inh...
the National Key R&D Program of China(Grant No.2017YFA0403200);the National Natural Science Foundation of China(Grant No.U1830206);the Science and Technology Innovation Program of Hunan Province(Grant No.2021RC4026)。
Optical fine-tunable layer-hybridized Moiréexcitons are highly in demand for emerging many-body states in two-dimensional semiconductors.We report naturally confined layer-hybridized bright Moiréexcitons with long l...
supported by the Key-Area Research and Development Program of Guangdong Province,China (Grant No.2020B0101340001);the National Key Research and Development Program of China (Grant Nos.2021YFA1202900 and 2020YFA0309600);the National Science Foundation of China (Grant Nos.61888102,11834017,1207441,and 12274447);the Strategic Priority Research Program of CAS(Grant Nos.XDB30000000 and XDB33000000);the supports from the Elemental Strategy Initiative conducted by the MEXT,Japan(Grant No.JPMXP0112101001);JSPS KAKENHI(Grant Nos.19H05790,20H00354,and 21H05233);A3 Foresight by JSPS。
Moiré superlattices have emerged as a highly controllable quantum platform for exploration of various fascinating phenomena,such as Mott insulator states,ferroelectric order,unconventional superconductivity and orbit...
Twisted bilayer graphene(TBG),which has drawn much attention in recent years,arises from van der Waals materials gathering each component together via van der Waals force.It is composed of two sheets of graphene rotat...
Supported by the RGC of Hong Kong SAR of China (Grant Nos. 17303019, 17301420, and AoE/P-701/20);the National Key Research and Development Program of China (Grant No. 2016YFA0300502);the Strategic Priority Research Program of the Chinese Academy of Sciences (Grant No. XDB33000000 and XDB28000000);the National Natural Science Foundation of China(Grant Nos. 11674278, 12004383, 12074276, and 12074276);the Fundamental Research Funds for the Central Universities;the Priority Academic Program Development (PAPD) of Jiangsu Higher Education Institutions
We report an implementation of the momentum space quantum Monte Carlo(QMC)method on the interaction model for the twisted bilayer graphene(TBG).The long-range Coulomb repulsion is treated exactly with the flat bands,s...
Supported by the National Natural Science Foundation of China (Grant Nos.61804056 and 92065102)。
Twisting the stacking of layered materials leads to rich new physics. A three-dimensional topological insulator film hosts two-dimensional gapless Dirac electrons on top and bottom surfaces, which, when the film is be...
National Key R&D program(Grant No.2020YFA0309604);the National Natural Science Foundation of China(Grant Nos.61888102,11834017,and 12074413);the Strategic Priority Research Program of CAS(Grant Nos.XDB30000000 and XDB33000000);the Key-Area Research and Development Program of Guangdong Province(Grant No.2020B0101340001);Research Program of Beijing Academy of Quantum Information Sciences(Grant No.Y18G11);the start-up grant of ShanghaiTech University;National Key R&D Program(Grant No.2020YFA0309601);Elemental Strategy Initiative conducted by the MEXT,Japan(Grant No.JPMXP0112101001);JSPS KAKENHI(Grant No.JP20H00354);CREST(JPMJCR15F3),JST。
Twisting two layers into a magic angle(MA) of ~1.1°is found essential to create low energy flat bands and the resulting correlated insulating,superconducting,and magnetic phases in twisted bilayer graphene(TBG).While...