نتایج جستجو برای: thermal zone

تعداد نتایج: 324433  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم پایه دامغان - دانشکده علوم زمین 1393

توالی پرمین در منطقه سمنان و در برش چینه شناسی زیارت در جنوب شهمیرزاد مربوط به سازندهای دورود و روته است.سازند دورود با لیتولوژی ماسه سنگی و دارای سن پرمین زیرین می باشد.سازند دورد در منطقه با معرفی سه بایوزون minojapanella sp – schubertella sp assemblage zone ی yangchienia haydeni – dunbarula simplex assemblage zone , paraglobivalvulina mira – codonofusiella sp assemblage zone دارای سن مرگابین...

2015
Gang Fang

Vegetation index (NDVI) was extracted from bi-temporal multispectral images based on the data obtained from Landsat ETM + on 14 th , September, 2000 , Landsat ETM + on 9 th , September, 2004 , Landsat ETM + on 15 th , May, 2008 and Landsat-8 on 21 st , May 2013 for Dangshan County in Anhui Province. Analysis and data extraction was carried out using the ENVI 5.0 software. Normalized values of t...

2003
LARS TOMANEK BRIAN HELMUTH

SYNOPSIS. The rocky intertidal zone is among the most physically harsh environments on earth. Marine invertebrates and algae living in this habitat are alternatively pounded by waves and exposed to thermal extremes during low tide periods (Denny and Wethey, 2001). Additionally, they must deal with strong selective pressures related to predation and competition for space (Connell, 1961). As a re...

2000
Simon M. Peacock

Subducting lithospheric plates are the cool, downwelling limbs of mantle convection and the negative buoyancy of subducting slabs (slab pull) drives plate tectonics [Forsyth and Uyeda, 1975]. Subduction zones are regions of intense earthquake activity, explosive volcanism, and complex mass transfer between the crust, mantle, hydrosphere, and atmosphere. In this contribution, I present subductio...

Journal: :Nanoscale 2014
Hongyang Li Hao Ying Xiangping Chen Denis L Nika Alexandr I Cocemasov Weiwei Cai Alexander A Balandin Shanshan Chen

We have investigated experimentally the thermal conductivity of suspended twisted bilayer graphene. The measurements were performed using an optothermal Raman technique. It was found that the thermal conductivity of twisted bilayer graphene is lower than that of monolayer graphene and the reference, Bernal stacked bilayer graphene in the entire temperature range examined (∼300-700 K). This find...

Journal: :Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery 2006
Behrooz A Torkian Shuguang Guo Alexander W Jahng Lih-Huei L Liaw Zhongping Chen Brian J F Wong

OBJECTIVE To characterize tissue destruction after CO(2) laser-ablation of the vocal cords with the use of optical coherence tomography (OCT). STUDY DESIGN AND SETTING OCT was used to image fresh porcine vocal cords after laser ablation. OCT and histology estimates of the ablation crater dimensions and the depth of thermal injury were obtained. RESULTS The vocal cord substructures up to 2.2...

2007
R. Malservisi K. P. Furlong T. H. Dixon

The Eastern California Shear Zone is bounded by the high heat flow region of the Basin and Range province and the low heat flow region of the Sierra Nevada block. This difference in thermal state influences the rheology of the lower crust/upper mantle, resulting in a viscosity contrast between the two regions. We analyze the effect of such a contrast on the kinematics and dynamics of the shear ...

2014
Sewon Kim

A noble low NOx combustion technology, based on partial oxidation combustion concept in a fuel rich combustion zone, is successfully applied in this research. The burner is designed such that a portion of fuel is heated and pre-vaporized in the furnace then injected into a fuel rich combustion zone so that a partial oxidation reaction occurs. The effects of equivalence ratio, thermal load, and ...

2009
Ioan Popa Ioan Cautil Gheorghe Manolea Florin Ocoleanu Dan Floricau Serghie Vlase

The paper presents an electro-thermal numerical model which can be used for the modelling and optimization of high currents dismountable contacts for dc current. The model is obtained by coupling of the electrokinetic field problem with the thermal field problem. The coupling is carried out by the source term of the differential equation which describes the thermal field. The model allows the c...

Journal: :Physical review letters 2012
Hiroyuki Yamase Walter Metzner

We analyze how thermal fluctuations near a finite temperature nematic phase transition affect the spectral function A(k,ω) for single-electron excitations in a two-dimensional metal. Perturbation theory yields a splitting of the quasiparticle peak with a d-wave form factor, reminiscent of a pseudogap. We present a resummation of contributions to all orders in the Gaussian fluctuation regime. In...

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