نتایج جستجو برای: nco

تعداد نتایج: 550  

2009
Eunice E. Santos Ananya Ojha John Korah

Modeling Situation awareness (SA) in NCO/NCW environments is inherently challenging due to the complexity of the underlying network, highly dynamic nature of processes, and the need for real time analysis. In this paper, we present a performance model for SA using the Network Centric Operations Performance & Prediction (NCO-PP) framework, an established framework for analyzing and predicting pe...

2013
Zeinhom M. El-Bahy

Pt/TiO2, Ce/TiO2 and binary system PtCe/TiO2 catalysts were prepared by impregnation method and the structural properties of these catalysts were investigated by means of XRD, CO-TPD and UV-vis diffuse reflectance spectroscopy. As investigated by XRD, the composition of the prepared samples anatase and rutile phases with higher amount of anatase phase and its particle size was in the range of 1...

2012
Bader Belhaj Ali Mohamed Salah Belkhiria Jean-Claude Daran Habib Nasri

In the title compound, [K(C(18)H(36)N(2)O(6))][Co(NCO)(2)(C(44)H(28)N(4))]·0.5C(6)H(5)Cl or [K(2,2,2-crypt)(+)][Co(III)(NCO)(2)(TPP)(-)]·0.5C(6)H(5)Cl, the Co(III) ion is octa-hedrally coordin-ated by two axial N-bonded NCO(-) anions and four pyrrole N atoms of the porphyrin. There is a major ruffling distortion of the porphyrin: the dihedral angles between trans pyrrole rings are 34.32 (14) an...

Journal: :International journal of molecular medicine 2011
Jörg Fiedler Jürgen Groll Erika Engelhardt Peter Gasteier Claudia Dahmen Horst Kessler Martin Moeller Rolf E Brenner

We have previously reported that star shaped poly(ethylene oxide-stat-propylene oxide) macromers with 80% EO content and isocyanate functional groups at the distal ends [NCO-sP(EO-stat-PO)] can be used to generate coatings that are non-adhesive but easily functionalized for specific cell adhesion. In the present study, we investigated whether the NCO-sP(EO-stat-PO) surfaces maintain peptide con...

Journal: :Dalton transactions 2010
Cheng-Hsiung Cho Ting-Yuan Chien Jyh-Horung Chen Shin-Shin Wang Jo-Yu Tung

The crystal structures of paramagnetic N-o-oxido-benzimido-meso-tetraphenylporphyrinato (-kappa(4),N(1),N(2),N(3),N(5),kappaO(2))cobalt(III) [Co(N-NCO(o-O)C(6)H(4)-tpp); 2] (S = 1) and diamagnetic N-o-oxido-benzimido-meso-tetraphenylporphyrinato (-kappa(4),N(1),N(2),N(3),N(5),kappaO(2)) gallium(III) chloroform.methanol solvate [Ga(N-NCO(o-O)C(6)H(4)-tpp).0.5CHCl(3).MeOH; 3.0.5CHCl(3).MeOH] (S =...

Journal: :Genetics 2005
Marna D Yandeau-Nelson Qing Zhou Hong Yao Xiaojie Xu Basil J Nikolau Patrick S Schnable

Although DNA breaks stimulate mitotic recombination in plants, their effects on meiotic recombination are not known. Recombination across a maize a1 allele containing a nonautonomous Mu transposon was studied in the presence and absence of the MuDR-encoded transposase. Recombinant A1' alleles isolated from a1-mum2/a1::rdt heterozygotes arose via either crossovers (32 CO events) or noncrossovers...

Journal: :PLoS Biology 2007
Melissa S McMahill Caroline W Sham Douglas K Bishop

Recent studies led to the proposal that meiotic gene conversion can result after transient engagement of the donor chromatid and subsequent DNA synthesis-dependent strand annealing (SDSA). Double Holliday junction (dHJ) intermediates were previously proposed to form both reciprocal crossover recombinants (COs) and noncrossover recombinants (NCOs); however, dHJs are now thought to give rise main...

Journal: :Human molecular genetics 2012
Shriparna Sarbajna Matthew Denniff Alec J Jeffreys Rita Neumann María Soler Artigas Amelia Veselis Celia A May

Recombination plays a fundamental role in meiosis. Non-exchange gene conversion (non-crossover, NCO) may facilitate homologue pairing, while reciprocal crossover (CO) physically connects homologues so they orientate appropriately on the meiotic spindle. In males, X-Y homologous pairing and exchange occurs within the two pseudoautosomal regions (PARs) together comprising <5% of the human sex chr...

2004
B. Srinivasan

The use of measurements to compensate the effect of uncertainty has recently gained attention in the context of optimization of dynamic systems. In this field, termed measurement-based optimization, two main categories can be distinguished depending on whether a model of the process or a model of the solution is used for processing the measurements. The former has been studied extensively in th...

1999
Stephen E. Bradforth Eun Ha Kim Don W. Arnold

The 266 nm photoelectron spectra of CN-, NCO-, and NCShave been recorded with a pulsed time-of-flight photoelectron spectrometer. The photoelectron spectrum of CNhas also been recorded at 213 nm revealing transitions to the A 211 state as well as the ground X ‘Zf state of the CN radical. The following adiabatic electron affinities (EAs) are determined: EA(CN) =3.862*0.004 eV, EA(NC0) =3.609*0.0...

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