نتایج جستجو برای: wave and s

تعداد نتایج: 16965331  

Journal: :فیزیک زمین و فضا 0
عماد علیخانی دانشجوی کارشناسی ارشد، گروه فیزیک زمین، موسسه ژئوفیزیک دانشگاه تهران، ایران حبیب رحیمی استادیار، گروه فیزیک زمین، موسسه ژئوفیزیک دانشگاه تهران، ایران

seismic waves when crossing the earth in heterogeneous and anisotropic environments, having interaction. recognizing the impact of these factors on the seismograms help us to find out more information about interior of the earth. coda waves are the main reason for the random heterogeneities in earth. local earthquakes in the northeast region of iran with epicentral distance less than 200 km is ...

2010
Yusuke Nishida Shina Tan

Article is made available in accordance with the publisher's policy and may be subject to US copyright law. Please refer to the publisher's site for terms of use. The MIT Faculty has made this article openly available. Please share how this access benefits you. Your story matters. We show that a purely s-wave interaction in three dimensions (3D) can induce higher partial-wave resonances in mixe...

1994
L. S. Borkowski P. J. Hirschfeld

Systematic impurity doping in the Cu-O plane of the hole-doped cuprate superconductors may allow one to decide between unconventional (”d-wave”) and anisotropic conventional (”s-wave”) states as possible candidates for the order parameter in these materials. We show that potential scattering of any strength always increases the gap minima of such s-wave states, leading to activated behavior in ...

In this paper wave transformation in a submerged sloped breakwater and its hydraulic performance was simulated by developing a numerical model in Fortran. The code was established by combining porous flow and a two-phase model using VOF method. Modified Navier-Stokes and k-ε equations implemented to the model to simulate the flow in porous media. Cut cell method was modified to simulate...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده شیمی 1390

abstract venlafaxine, 1–[2–(dimethylamino)–1–(4–methoxyphenyl) ethyl]cyclohexanol hydrochloride is a novel non-tricyclic antidepressant. venlafaxine is a second generation antidepressant drug, has a neuropharmacologic profile distinct from that of existing antidepressants including tricyclic compounds, selective serotonin reuptake inhibitors and monoamine oxidase inhibitors. venlafaxine impart...

Journal: :analytical and bioanalytical chemistry research 0
sayed zia mohammadi department of chemistry, payame noor university, tehran, iran hadi beitollahi aenvironment department, institute of science and high technology and environmental sciences, graduate university of advanced technology, kerman, iran najmeh nikpour department of chemistry, payame noor university, tehran, iran rahman hosseinzadeh department of organic chemistry, faculty of chemistry, university of mazandaran, babolsar, iran

a chemically modified carbon paste electrode with 2-chlorobenzoyl ferrocene (2cbf) and carbon nanotube (2cbfcnpe) was employed to study the electrocatalytic oxidation of ascorbic acid in aqueous solution using cyclic voltammetry, square wave voltammetry and chronoamperometry. the diffusion coefficient (d = 1.42 × 10-6 cm2 s-1), and the kinetic parameter such as the catalytic rate constant (k = ...

Journal: :iranian journal of science and technology (sciences) 2005
m. h. mahdieh

spatial distribution of electric field amplitude has an essential role in laser-induced damagemulti-layer coating. a new method introduced in this paper to reduce the electric field intensityeffectively within the high index layers in multi-layer reflectors that are irradiated by high power lasers.the design is based on specific non-quarter wave pairs, assuming the number of layers is held cons...

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