نتایج جستجو برای: c2n h2d

تعداد نتایج: 314  

Journal: :Advances in Mathematics 2021

We study certain formal group laws equipped with an action of the cyclic order a power 2. construct C2n-equivariant Real oriented models Lubin–Tate spectra Eh at heights h=2n?1m and give explicit formulas C2n-action on their coefficient rings. Our construction utilizes equivariant associated norms bordism theory MUR, our work examines height Hill–Hopkins–Ravenel MUR.

Journal: :Journal of immunology 2000
J Liu M A Morris P Nguyen T C George E Koulich W C Lai J D Schatzle V Kumar M Bennett

The Ly49 family of genes encode NK cell receptors that bind class I MHC Ags and transmit negative signals if the cytoplasmic domains have immunoregulatory tyrosine-based inhibitory motifs (ITIMs). 5E6 mAbs recognize Ly49C and Ly49I receptors and depletion of 5E6+ NK cells prevents rejection of allogeneic or parental-strain H2d bone marrow cell (BMC) grafts. To determine the function of the Ly49...

Journal: :Physical chemistry chemical physics : PCCP 2015
B Xu H Xiang Q Wei J Q Liu Y D Xia J Yin Z G Liu

We theoretically demonstrate that the two-dimensional porous C2N sheet exhibits an extremely high selectivity and large permeance in favour of H2 among other atmospheric gases. This experimentally available porous C2N is superior to traditional membranes, such as polymers and silica, and could have great potential for hydrogen separation.

Journal: :Discrete Applied Mathematics 1999
René Sitters

In this note we prove that the Tr-choice number of the cycle C2n is equal to the Tr-choice number of the path (tree) on 4n − 1 vertices, i.e. Trch(C2n) = ⌊( 4n−2 4n−1 ) (2r + 2) ⌋ + 1. This solves a recent conjecture of Alon and Zaks.

Journal: :The Journal of chemical physics 2007
Oskar Asvany Edouard Hugo Frank Müller Frank Kühnemann Stephan Schiller Jonathan Tennyson Stephan Schlemmer

The method of laser induced reaction is used to obtain high-resolution IR spectra of H2D+ and D2H+ in collision with n-H2 at a nominal temperature of 17 K. For this purpose three cw-laser systems have been coupled to a 22-pole ion trap apparatus, two commercial diode laser systems in the ranges of 6100-6600 cm(-1) and 6760-7300 cm(-1), respectively, and a high-power optical parametric oscillato...

Journal: :Molecular Physics 2021

The reactions between ground-state H2+ (X 2Σg+(v=0,J=0)) and D2 forming HD2++H H2D++D were investigated in the range of collision energies Ecoll Ecoll/kB=0 10 K using a merged-beam approach. reaction rates measured experimentally are compared to those obtained for H2 H3++H under similar experimental conditions. Below 1 K, clear enhancement rate coefficient Langevin at higher was observed both s...

Journal: :Journal of immunology 2011
Taewoong Choi Stephen T Ferris Naoki Matsumoto Jennifer Poursine-Laurent Wayne M Yokoyama

NK cells become functionally competent to be triggered by their activation receptors through the interaction of NK cell inhibitory receptors with their cognate self-MHC ligands, an MHC-dependent educational process termed "licensing." For example, Ly49A(+) NK cells become licensed by the interaction of the Ly49A inhibitory receptor with its MHC class I ligand, H2D(d), whereas Ly49C(+) NK cells ...

2004
C De Bustos

Background: Platelet derived growth factor receptor a (PDGFRa) expression is typical for a variety of brain tumours, while in normal adult brain PDGFRa expression is limited to a small number of neural progenitor cells. The molecular mechanisms responsible for the PDGFRa expression in tumours are not known, but in the absence of amplification, changes in transcriptional regulation might be an i...

2006
Stephan Schlemmer Oskar Asvany Edouard Hugo Dieter Gerlich

Understanding deuterium fractionation is currently one of the greatest challenges in astrochemistry. In this contribution deuteration experiments of the series CHn , n = 2–5, in a low temperature 22-pole ion trap are used to systematically test a simple chemical rule predicting which molecular ion undergoes deuterium exchange in collisions with HD. CH+4 turns out to be a problem case, where pre...

Journal: :Journal of Energy Chemistry 2021

Double-atom catalysts (DACs) have emerged as an enhanced platform of single-atom catalyst for promoting electrocatalytic CO2 reduction reaction (CO2RR). Herein, we present a density-functional theory study on CO2RR performance seven C2N-supported homo- and heteronuclear DACs, denoted M2@C2N. Our results demonstrate that there exists substantial synergistic effect dual-metal-atom N2M2N2 active s...

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