Results 161 to 170 of about 3,275 (194)
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No Aid, an Etran, a Minspeak: a comparison of efficiency and effectiveness during structured use

AAC: Augmentative and Alternative Communication, 1985
An 18-year-old individual with cerebral palsy has developed strategies of using her three modes of expressive communication. L. M. combines using her Minspeak, Etran, and often no aid to converse with a variety of individuals in her home and community.
Elaine Trefler, Debra Crislip
exaly   +2 more sources

ETRAN — Experimental Benchmarks

1988
The ETRAN transport code is the realization of a Monte Carlo scheme for simulating electron histories carried out according to a “condensed random-walk” model. In this model, the sampling of individual elastic and inelastic collisions is replaced by the sampling of multiple-scattering deflections and energy losses in successive short path segments.
exaly   +2 more sources

Electron-photon Monte Carlo calculations: The ETRAN code

International Journal of Radiation Applications and Instrumentation Part A, Applied Radiation and Isotopes, 1991
Abstract This paper briefly describes the Monte Carlo code ETRAN, developed for the solution of coupled electron-photon transport problems. We focus on the multiple-scattering distributions and underlying cross sections that form the basis of current versions of ETRAN, without details on sampling algorithms or numerical procedures.
exaly   +2 more sources

Comparison of Electron Dose-Point Kernels in Water Generated by the Monte Carlo Codes, PENELOPE, GEANT4, MCNPX, and ETRAN

Cancer Biotherapy and Radiopharmaceuticals, 2009
Point kernels describe the energy deposited at a certain distance from an isotropic point source and are useful for nuclear medicine dosimetry. They can be used for absorbed-dose calculations for sources of various shapes and are also a useful tool when comparing different Monte Carlo (MC) codes.
Nicolas Chouin   +2 more
exaly   +3 more sources

An Overview of ETRAN Monte Carlo Methods

1988
A series of Monte Carlo codes for the calculation of the transport of electrons and photons through extended media has been developed at the National Bureau of Standards over the past 25 years. These codes have been named ETRAN (for Electron TRANsport), with the various versions representing mainly refinements, embellishments and different geometrical ...
exaly   +2 more sources

Comparison between an event-by-event Monte Carlo code, NOREC, and ETRAN for electron scaled point kernels between 20 keV and 1 MeV

Radiation and Environmental Biophysics, 2007
An event-by-event Monte Carlo code called NOREC, a substantially improved version of the Oak Ridge electron transport code (OREC), was released in 2003, after a number of modifications to OREC. In spite of some earlier work, the characteristics of the code have not been clearly shown so far, especially for a wide range of electron energies.
Oleg N Vassiliev
exaly   +3 more sources

Applications of ETRAN Monte Carlo Codes

1988
Of the many possible applications of electron-photon Monte Carlo calculations to problems in radiation physics, a significant subset can be carried out in rather simple geometry, such as slabs or cylinders composed of a single, or perhaps a few, materials.
exaly   +2 more sources

Application of EGS and ETRAN to Problems in Medical Physics and Dosimetry

1980
In this final lecture dealing with electromagnetic cascades we will look at a few applications of Monte Carlo programs to problems of interest in medical physics and dosimetry. In particular, we will consider two areas: 1) bremsstrahlung production from medical accelerators; 2) photon dosimetry at medium to low energies.
exaly   +2 more sources

Congestion management at etrans

International Symposium CIGRE/IEEE PES, 2005., 2006
ETRANS has successfully met the challenge of implementing a unique, fully automated, congestion management system that can calculate congestion forecast and congestion elimination every hour for the whole UCTE network with the most actual data, coming from various sources (foreign TSOs, GenCos, etc.).
M. Emery, A. Karpatchev, D. Tchoubraev
openaire   +1 more source

Innovative technology “Autoagent” as an evolution of the functionality of the automated system “ETRAN”

Transport Technician: Education and Practice, 2022
The functionality of automated systems used in all business processes of the company is actively expanding on Russian railways. This is largely due to the rapid pace of digital transformation of the Russian Railways Holding, the increasing complexity of customer requirements for delivery speed, as well as the volatile operating conditions of the ...
M. V. Sheverdova, A. V. Sugorovsky
openaire   +1 more source

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