نتایج جستجو برای: tbg

تعداد نتایج: 390  

Journal: :Chinese Physics Letters 2021

Twisting two layers into a magic angle (MA) of ~1.1{\deg} is found essential to create low energy flat bands and the resulting correlated insulating, superconducting, magnetic phases in twisted bilayer graphene (TBG). While most previous works focus on revealing these emergent states MA-TBG, study twist dependence, which helps map an evolution phases, yet less explored. Here, we report magneto-...

Journal: :The Journal of clinical investigation 1970
A H Greenberg P Czernichow R C Reba J Tyson R M Blizzard

Serum samples were obtained from 21 normal human fetuses after therapeutic abortion for psychiatric indications. Fetal crown-rump length ranged from 5.2 to 22.5 cm, corresponding to the gestational age of 65-168 days.Serum thyroxine, assayed by a modification of the Murphy-Pattee method, was identified in the second smallest fetus examined at 78 days gestation. Thereafter it increased rapidly, ...

2004
John McLaren Won G. Ng Thomas Roe

Plasma thyroid hormone concentrations may be abnormal in non-thyroid disease and pose diagnostic problems. For example, concentrations of triiodothyronine (T3) in the blood decline in acute illness with a reciprocal increase in reverse triiodothyronine (reverse T3), but thyroxine (T4) concentrations are usually normal or only slightly decreased (1, 2). However, McLarty et al. (3) reported that ...

Journal: :Clinical chemistry 1986
E J Hindle S Haldon

Journal: :Physical review 2023

Bernal bilayer graphene exhibits a band gap that is tunable through the infrared with an electric field. We show sublattice odd commensurate twisted (C-TBG) terahertz from perspective of optics and even forms C-TBG are "inflated" versions AA stacked respectively energy scales reduced by factor 110 for 21.79 degree unit cell. This lower scale accompanied correspondingly smaller gate voltage, whi...

Journal: :Electronics 2022

Temporal Action Proposal Generation (TAPG) is a promising but challenging task with wide range of practical applications. Although state-of-the-art methods have made significant progress in TAPG, most ignore the impact temporal scales action and lack exploitation effective boundary contexts. In this paper, we propose simple unified framework named Context Modeling Network (TCMNet) that generate...

Journal: :The Journal of biological chemistry 1979
S Cheng S Morrone J Robbins

Thyroxine-binding globulin (TBG), prepared from human serum by an improved purification method, was treated with a mixture of neuraminidase, beta-galactosidase, alpha-mannosidase, and beta-N-aectylglucosaminidase, which resulted in the removal of approximately 86% of saccharides. Purification by thyroxine-Sepharose affinity chromatography gave a homogeneous protein as shown by equilibrium sedim...

Journal: :Chinese Physics B 2021

We theoretically study the band structure and optical conductivity of twisted bilayer graphene (TBG) near magic angle considering effects lattice relaxation. show that spectrum is characterized by a series peaks associated with van Hove singularities in structure, peak energies evolve systematically twist angle. Lattice relaxation TBG modify its especially flat bands, which leads to significant...

Journal: :ACS nano 2010
Yingying Wang Zhenhua Ni Lei Liu Yanhong Liu Chunxiao Cong Ting Yu Xiaojun Wang Dezhen Shen Zexiang Shen

The optical conductivities of graphene layers are strongly dependent on their stacking orders. Our first-principle calculations show that, while the optical conductivities of single-layer graphene (SLG) and bilayer graphene (BLG) with Bernal stacking are almost frequency-independent in the visible region, the optical conductivity of twisted bilayer graphene (TBG) is frequency-dependent, giving ...

Journal: :Clinical chemistry 1988
T N English D Ruxton C J Eastman

We studied 145 clinically euthyroid patients on maintenance methadone therapy for narcotic withdrawal, to characterize abnormalities in thyroid-function tests induced by methadone. About a third had increased total thyroxin (T4) and total triiodothyronine (T3) concentrations in serum. The mean concentrations of T3, T4, and thyroxin-binding globulin (TBG) in serum were significantly greater (P l...

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