نتایج جستجو برای: edged community
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In this paper, we test the hypothesis that business-friendly local-government policies combined with weak legal institutions lead to lower economic welfare in form of greater fraud activity. Using data almost 3000 failed peer-to-peer (P2P) lending platforms China, labeled as “runaways”, find they are more prevalent provinces law-enforcement regimes.
The flat band of edge states that occur in the simple tight-binding lattice model graphene with a zigzag have long been conjectured to take up ferromagnetic configuration. In this work, we prove that, for large class interaction Hamiltonians can be added model, and at first order perturbation theory, degeneracy is resolved such way ground state maximal, spin j = N/2 representation symmetry, whe...
14-3-3σ is a member of a highly conserved family of 14-3-3 proteins that are present in all eukaryotic organisms. 14-3-3σ has been considered as a tumor suppressor with reduced expression in some human cancers while its increased expression causes resistance to anticancer agents and radiation that cause DNA damages. The increased expression of 14-3-3σ may also predict poor prognosis in some hum...
A method based on density functional theory calculations is proposed for the preparation of chiral controlled single walled carbon nanotubes (SWCNTs) by tailoring the edges of bilayered graphene nanoribbons (GNRs). We find that armchair edged bi-layered GNRs are highly stable and need to be compressed to overcome the energy barrier to form zigzag SWCNTs, while the zigzag edged bi-layered GNRs a...
Local atomic arrangements were investigated as a model of amorphous iron in terms of Voronoi polyhedra for a dense random packing of hard spheres with and without relaxation. The structure of liquid iron was also simulated in a computer. As a result of relaxation, the frequency of five-edged faces increases at the expense of others, particularly the three-and seven-edged components. The amorpho...
Somatic mutations in BRAF occur in two thirds of cutaneous melanomas, leading to the activation of the RAF-MEK-ERK signalling pathway. Preclinical studies of BRAF mutations showed that inhibition of BRAF led to melanoma cell proliferation inhibition and apoptosis induction in vitro and blockade of melanoma xenograft growth in vivo. Clinical studies of BRAF inhibitors in BRAF-mutated metastatic ...
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