non-Bradfordian model for scattering of articles in a subject among periodicals
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non-Bradfordian model for scattering of articles in a subject among periodicals

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Published by Case Western Reserve University, School of Library Science in [Cleveland] .
Written in English

Subjects:

  • Bibliometrics.

Book details:

Edition Notes

Other titlesScattering of articles in a subject among periodicals.
Statementby Young Mi Chung.
The Physical Object
Paginationix, 93 p. :
Number of Pages93
ID Numbers
Open LibraryOL19344910M

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  Scattering Theory describes classical scattering theory in contrast to quantum mechanical scattering theory. The book discusses the formulation of the scattering theory in terms of the representation theory. The text also explains the relation between the behavior of the solution of the perturbed problem at small distances for large positive times and the analytic continuation of the Book Edition: 1.   Applicability of Bradford’s law of scattering was tested with verbal, graphical and Leimkuhier model. The law found applicable with the value . This model addresses the way a subject's literature is distributed among the journals that contain it. Bradford proposed the concepts of core and scatter. Core refers to the small number of journals that publish the most papers in a field; scatter refers to the spread of literature over many by: Among those, some are experimental model [5,7], some are statis tical model [4,9], and some are deterministic model [3,8] where deterministic models are popular for indoor propagation modeling.

INTRODUCTION. Bradford's Law of Scattering is a law of diminishing returns and scattering. Bradford formulated the law in and claimed that for a given subject area “there are a few very productive periodicals, a larger number of more moderate producers, and a still larger number of constantly diminishing productivity” [].For any single issue, or subject area, the top third (Zone 1 or. "The book begins with an expanded introduction to the mathematical details of vector spherical harmonics and multipole fields. many researchers dealing with applications of plasmon-resonant nanostructures, biological imaging, and biosensing could extract a lot of useful information and recipes from this book. Scattering From Model. Rayleigh scattering is an elastic type of scattering by particles that are much smaller than the wavelength of light. Mie scattering on the other hand involves particles that are much larger. For the project, I will model the intensity of the scattering as a function of different variables like wavelength, particle concentration, angle, etc. The Bradford Distribution, or, Bradford's Law of Scattering, describes how information on a subject is distributed among the resources where such information may be expected to be found. The distribution will be described in more detail shortly, but the key point is that the distribution tells us that information is neither randomly scattered.

  This book cover only one subject scattering. It use the Kato Birman theory and avoids the Mourre estimate theory (which appears later). consequently the subject covered are very old. The only interest of this book is for teaching, it explains carefully the traps and difficulties of quantum scaterring and gives a great set of s: 1. A unified model for reverberation and submerged target scattering in a stratified medium is developed from wave theory. The advantage of the unified approach is that it enables quantitative predictions to be made of the target-echo-to-reverberation ratio in an ocean waveguide. Analytic expressions are derived for both deterministic and stochastic scattering from the seafloor and subseafloor. entific articles published each year were missed by the abstracting and indexing journals. The reason for this oversight was suspected to be the manner in which the literature of a subject was distributed among the periodicals containing it. Brad-ford summed up the hypothesis that was investigated by the research in the following terms.   1. Academic journals: which will covers articles only 2. Law Reports: which will cover only the full text of case laws 3. Hybrid: This cover both articles and case laws. Some among them also cover statutory materials such as acts, amendments, rules, etc 4. Legislative materials: This includes acts, rules, notifications etc.