نتایج جستجو برای: کنترل کیفیت q c
تعداد نتایج: 1286387 فیلتر نتایج به سال:
Abstract We study the CP violation in two-body nonleptonic decays of $$B_c$$ B c meson. concentrate on decay channels which contain at least one excited heavy meson final states. Specifically, following are considered: $$B_c\rightarrow c{\bar{c}}(2S, 2P)+{\bar{c}}q(1S, ...
In this paper we establish an optimal Lorentz estimate for the Riesz potential in L1 regime setting of a stratified group G: Let Q?2 be homogeneous dimension G and I? denote order ? on G. Then, every ??(0,Q), there exists constant C=C(?,Q)>0 such that (0.1)?I?f?LQ?(Q??),1(G)?C?XI1f?L1(G)for all f?Cc?(G) XI1f?L1(G), where X denotes horizontal gradient.
We introduce new Banach spaces e?,? 0 (q) and c defined as the domain of generalized q-Euler matrix E?,?(q) in c0 c, respectively. Some topological properties inclusion relations related to newly are exhibited. determine bases obtain K?the duals (q). characterize certain mappings from space S ? {??, c0, ?1, bs, cs, cs0}. compute necessary sufficient conditions for a operator be compact cs0} usi...
We provide a simple method for obtaining new Liouville-type theorems positive supersolutions of the elliptic problem -Δ p u+b(x)|∇u| pq q+1 =c(x)u q in Ω, where Ω is an exterior domain ℝ N with N≥p>1 and q≥p-1. In case q≠p-1, we mainly deal potentials type b(x)=|x| , c(x)=λ|x| σ λ>0 a,σ∈ℝ. show that do not exist some ranges parameters p,q,a,σ, which turn out to be optimal. When q=p-1, consider ...
Motivated by two norm equations used to characterize the Friedrichs angle, this paper studies C*-isomorphisms associated with projections introducing matched triple and semi-harmonious pair of projections. A (P, Q, H) is said be if H a Hilbert C*-module, P Q are on such that their infimum ∧ exists as an element $${\cal L}(H)$$ , where denotes set all adjointable operators H. The C*-subalgebras ...
We propose a new parametrization for the quark and lepton mixing matrices: the two 12-mixing angles (the Cabibbo angle and the angle responsible for solar neutrino oscillations) are at zeroth order π/12 and π/5, respectively. The resulting 12-elements in the CKM and PMNS matrices, Vus and Ue2, are in this order irrational but simple algebraic numbers. The difference between π/5 and the observed...
Density functional theory (DFT) based calculations have been performed to examine the relaxations of tautomers of 4–hydroxy–6–methylpyridin–2(1H)–one (MPO), as a representative of pyridinone derivatives, at the fullerene (C60) surfaces. Optimized molecular properties including energies, dipole moments and atomic scale quadrupole coupling constants (CQ) have been e...
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