نتایج جستجو برای: long pn

تعداد نتایج: 785300  

Naghizadeh, M. Divandari, S. M. A. Boutorabi, S. M. M. Shafiei,

In this work, TiN/TiCN & PN/TiCN multilayer films were deposited by plasma- assisted chemical vapour deposition (PACVD). Plasma nitriding (PN) and TiN intermediate layer prior to coating leads to appropriate hardness gradient and it can greatly improve the mechanical properties of the coating. The composition, crystalline structure and phase of the films were investigated by X-ray d...

2000
K. Nakayama J. Haidenbauer J. Speth

The reactions pn → dω and pn → dφ are studied within a relativistic meson-exchange model of hadronic interactions. Predictions for the total cross sections and for the angular distributions of the vector mesons are presented. The resulting cross sections near threshold are around 10-30 µb for pn → dω and 200-250 nb for pn → dφ. A moderate deviation of the cross section ratio σ pn→dφ /σ pn→dω fr...

Journal: :Australasian J. Combinatorics 2011
Wei-Na Shi Yong-Liang Pan Jian Wang

Let G1∨G2 denote the graph obtained from G1+G2 by adding new edges from each vertex of G1 to every vertex of G2. In this paper, the critical groups of the graphs Km ∨ Pn (n ≥ 4) and Pm ∨ Pn (m ≥ 4, n ≥ 5) are determined.

Journal: :journal of algorithms and computation 0
p. jeyanthi research centre, department of mathematics, govindammal aditanar college for women, tiruchendur-628 215, tamil nadu, india. a. sudha department of mathematics, wavoo wajeeha women’s college of arts and science, kayalpatnam -628 204,tamil nadu, india.

a vertex irregular total k-labeling of a graph g with vertex set v and edge set e is an assignment of positive integer labels {1, 2, ..., k} to both vertices and edges so that the weights calculated at vertices are distinct. the total vertex irregularity strength of g, denoted by tvs(g)is the minimum value of the largest label k over all such irregular assignment. in this paper, we study the to...

2009
Srinivasa Rao Kola Pratima Panigrahi

Chartrand et al. (2004) have given an upper bound for the nearly antipodal chromatic number ac′(Pn) as (n−2 2 ) +2 for n > 9 and have found the exact value of ac′(Pn) for n = 5, 6, 7, 8. Here we determine the exact values of ac′(Pn) for n > 8. They are 2p − 6p + 8 for n = 2p and 2p − 4p + 6 for n = 2p + 1. The exact value of the radio antipodal number ac(Pn) for the path Pn of order n has been ...

Journal: :ACS nano 2014
Matthew S Bull Ruby May A Sullan Hongbin Li Thomas T Perkins

Enhancing the short-term force precision of atomic force microscopy (AFM) while maintaining excellent long-term force stability would result in improved performance across multiple AFM modalities, including single molecule force spectroscopy (SMFS). SMFS is a powerful method to probe the nanometer-scale dynamics and energetics of biomolecules (DNA, RNA, and proteins). The folding and unfolding ...

2016
F. Binda K. Dorgans S. Reibel K. Sakimura M. Kano B. Poulain P. Isope

The ability of the cerebellar cortex to learn from experience ensures the accuracy of movements and reflex adaptation, processes which require long-term plasticity at granule cell (GC) to Purkinje neuron (PN) excitatory synapses. PNs also receive GABAergic inhibitory inputs via GCs activation of interneurons; despite the involvement of inhibition in motor learning, its role in long-term plastic...

ژورنال: مهندسی منابع آب 2013
حلیمه پیری سعیده ملکی محبوبه عباس زاده وحید راهداری

بارندگی یکی از مهمترین متغیرهایی است که از آن در تعریف خشکسالی استفاده می‌شود. نمایه‌های مختلفی بر پایه بارش برای ارزیابی خشکسالی ارائه شده است که می‌توان به نمایه‌های درصد از بهنجار(PN)، بارش معیار شده (SPI) ، دهک ها (DPI) و شاخص ناهنجاریهای بارش(RAI) اشاره کرد. هر یک از این نمایه‌ها برای توصیف خشکسالی ، در طبقاتی تقسیم بندی می‌شوند که هر طبقه بیانگر وضعیتی از شدت خشکسالی می‌باشد. این تحقیق با...

Journal: :Clinical nutrition 2014
M L Forchielli A Bonoli I Preite A Stancari S Maselli A M Guarguaglini I Mignini M Masi C Puggioli G Bersani

Fish oil-based emulsion is increasingly used in pediatric patients receiving Parenteral Nutrition (PN). However, its unique use in children on long-term PN is nutritionally debatable as some patients are better off with a mixture of long-chain (LCT) or long-chain + medium-chain (LCT + MCT) triglycerides along with Fish Oil (FO). Lipid emulsions are safely infused when particle diameter ranges b...

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