نتایج جستجو برای: tbg

تعداد نتایج: 390  

Journal: :Electronic Journal of Plant Breeding 2022

Understanding the genetic architecture of complex traits is major thrust in plant breeding programs. Hence, present investigation was carried out at a dry land farm S.V. Agricultural College, Tirupati during rabi, 2020 to elucidate gene action governing seed yield, yield related and earliness blackgram. The experimental material consisted six generations viz., P1, P2, F1, F2, B1 B2 five blackgr...

Journal: :Physical review 2023

We provide a formal derivation of reduced model for twisted bilayer graphene (TBG) from Density Functional Theory. Our is based on variational approximation the TBG Kohn-Sham Hamiltonian and asymptotic limit techniques. In contrast with other approaches, it does not require introduction an intermediate tight-binding model. The so-obtained similar to that Bistritzer-MacDonald (BM) but contains a...

Journal: :Chinese Physics Letters 2021

We report an implementation of the momentum space quantum Monte Carlo (QMC) method on interaction model for twisted bilayer graphene (TBG). The long-range Coulomb repulsion is treated exactly with flat bands, spin and valley degrees freedom electrons taking into account. prove absence minus sign problem QMC simulation when either two valleys or are considered. By realistic parameters twist angl...

Journal: :Physical review research 2021

We introduce a new method to continuously map inhomogeneities of moir\'e lattice and apply it large-area topographic images we measure on open-device twisted bilayer graphene (TBG). show that the variation in twist angle TBG device, which is frequently conjectured be reason for differences between devices with supposed similar angle, about 0.08{\deg} around average 2.02{\deg} over areas several...

Journal: :Physical review research 2022

Twisted bilayer graphene (TBG) near ``magic angles'' has emerged as a rich platform for strongly correlated states of two-dimensional (2D) Dirac semimetals. Here we show that twisted bilayers thin film magnetic topological insulators (MTIs) with large in-plane magnetization can realize flat bands 2D nodes. Using simple model films MTIs, derive continuum two such by small angle respect to each o...

Journal: :Physical review 2021

Twisted bilayer graphene (TBG) with interlayer twist angles near the magic angle $\approx 1.08^{\circ}$ hosts flat bands and exhibits correlated states including Mott-like insulators, superconductivity magnetism. Here we report combined temperature-dependent transport measurements of longitudinal Hall resistivities in close to magic-angle TBG. While observed resistivity follows linear temperatu...

Journal: :Nanophotonics 2023

Abstract This study theoretically demonstrated an insight for designing a novel tunable plasmonic biosensor, which was created by simply stacking twisted bilayer graphene (TBG) superlattice onto gold thin film. To achieve ultrasensitive biosensing, the biosensor modulated Goos–Hänchen (GH) shift. Interestingly, our proposed exhibited biosensing ability, largely depending on angle. When relative...

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