نتایج جستجو برای: optical dispersion

تعداد نتایج: 321621  

Journal: :The Journal of biological chemistry 1966
B Jirgensons S Saine D L Ross

The optical rotatory dispersion of five individual specimens of Bence-Jones proteins was investigated, including the far ultraviolet spectral zone. The Mo5tt constants (bo) were determined, and either low positive or low negative values were found. The rotatory dispersion curves of all specimens had flat negative minima at 220 to 235 rnp and positive maxima at 204 to 212 rnp. Denaturation with ...

Journal: :Environmental Modelling and Software 2009
Mariana Cassol Sérgio Wortmann Umberto Rizza

An analytical solution for the transient two-dimensional atmospheric pollutant dispersion problem is presented. The approach used in this problem utilizes the double GITT (Generalized Integral Transform Technique), the Laplace Transform and the matrix diagonalization. Furthermore, mathematical filters are used due to the existence of non-homogeneous boundary conditions. The results we obtained ...

Journal: :J. Comb. Theory, Ser. A 1995
Alexander P. Kreuzer

A [0, m]-space is a linear space with the following property: For any point-line pair (x, G) there are at most m lines through x which are coplanar with G and which have no point in common with G. For every [0, m]-space (M, 90l) we define an order o r d M in a natural way. For dimM~>3 and o r d M ~ > 3 m + 2 , every [0, m]-space (M, 991) can be embedded in a projective space (P, £) with dim P =...

1986
ANDREW S. PATRICK

Whtle many people report interruptions from problem-solking to be beneficial for the creative process (‘incubation’). experimental demonstration of the phenomenon has been difficult. Factors that might lead to incubation effects are discussed and implemented in a study in which SO university students solved u-ord-association problems under continuous work or interrupted condttions. The interrup...

Journal: :روش های عددی در مهندسی (استقلال) 0
سعید فیض و سعید همتی s. feiz and s. hemati

one of the factors which limits the transmission capacity of the fiber optics communication channel is the material dispersion. exact analytical study of the material dispersion is often complex and involves calculating the derivatives of the refractive index of the core. these calculations are too cumbersome to do, especially for high-order derivatives. so material dispersion has only been stu...

2008
Pieter Moree

Let Ng(d) be the set of primes p such that the order of g modulo p, ordp(g), is divisible by a prescribed integer d. Wiertelak showed that this set has a natural density, δg(d), with δg(d) ∈ Q>0. Let Ng(d)(x) be the number of primes p ≤ x that are in Ng(d). A simple identity for Ng(d)(x) is established. It is used to derive a more compact expression for δg(d) than known hitherto.

Journal: :Methods in enzymology 1973
A J Adler N J Greenfield G D Fasman

2001
Jun Ogata Yasuo Ariki

In this paper, a decoding method incorporating word-level conndence measures for improved speech recognition is presented. At rst, we focus on the estimation of conndence measures from the word graph and evaluate them in word graph rescoring (2nd-pass in 2-pass search system). Next, we propose the lexical tree search (1st-pass in 2-pass search system) incorporating the word-level conndence meas...

2007
Irwin Garfinkel Stanley Masters

In this paper we estimate the effect of income and wage rates on the labor supply of men and women, ages 20-24. Economic theory predicts a positive substitution effect and; providing leisure is a normal good, a negative income effect. In general, we do find such effects empirically. The magnitude of the results depends very heavily on whether or not we control for the young person's school stat...

S. Feiz and S. Hemati,

One of the factors which limits the transmission capacity of the fiber optics communication channel is the material dispersion. Exact analytical study of the material dispersion is often complex and involves calculating the derivatives of the refractive index of the core. These calculations are too cumbersome to do, especially for high-order derivatives. So material dispersion has only been stu...

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