Results 21 to 30 of about 126,619 (278)

Erratum: Transition from 3D conformal to modern modulated craniospinal radiotherapy

open access: yesSouth African Journal of Oncology, 2023
No abstract avalaible.
Hamida Fakira   +3 more
doaj   +1 more source

Dosimetric Evaluation of 4 Field Three-Dimensional Conformal Radiation Therapy and 7 Field Intensity Modulated Radiation Therapy in Esophageal Cancer Treated with Definitive Chemoradiation [PDF]

open access: yesMiddle East Journal of Cancer, 2022
Background: The present study aimed to evaluate dosimetrically and correlate the lung and heart dose volume histogram (DVH) of the 4 field three-dimensional conformal radiotherapy (3DCRT) with 7 field intensity modulated radiotherapy (IMRT) in patients ...
Chintamani Hanumantarao Sridhar   +1 more
doaj   +1 more source

Analysis of Elliptical Waveguides With Anisotropic Dielectric Layers

open access: yesIEEE Access, 2020
Our main objective is to extend the discrete mode matching (DMM) method to analyze multilayered elliptical fibers or transmission lines with elliptical dielectric layers.
Veenu Kamra, Achim Dreher
doaj   +1 more source

Conformator: A Novel Method for the Generation of Conformer Ensembles [PDF]

open access: yesJournal of Chemical Information and Modeling, 2019
Computer-aided drug design methods such as docking, pharmacophore searching, 3D database searching, and the creation of 3D-QSAR models need conformational ensembles to handle the flexibility of small molecules. Here, we present Conformator, an accurate and effective knowledge-based algorithm for generating conformer ensembles.
Nils-Ole Friedrich   +5 more
openaire   +6 more sources

Conformal and non conformal dilaton gravity [PDF]

open access: yesJournal of High Energy Physics, 2014
The quantum dynamics of the gravitational field non-minimally coupled to an (also dynamical) scalar field is studied in the {\em broken phase}. For a particular value of the coupling the system is classically conformal, and can actually be understood as the group averaging of Einstein-Hilbert's action under conformal transformations.
Álvarez, Enrique   +2 more
openaire   +3 more sources

Conformal field theory in conformal space [PDF]

open access: yesNuclear Physics B, 1999
We present a new framework for a Lagrangian description of conformal field theories in various dimensions based on a local version of d+2-dimensional conformal space. The results include a true gauge theory of conformal gravity in d=(1,3) and any standard matter coupled to it.
Preitschopf, C. R., Vasiliev, M. A.
openaire   +2 more sources

Pole type singularities and the numerical conformal mapping of doubly-connected domains [PDF]

open access: yes, 1983
Let f be the function which maps conformally a given doubly-connected domain onto a circular annulus, and let Ω H(z) = f '(z) / f(z) - 1/z . In this paper we consider the problem of determining the main singularities of the function H in compl)(Ω∂∪Ω ...
Warby, M K, Papamichael, N
core   +6 more sources

Polarization-Independent Ultra Wideband RCS Reduction Conformal Coding Metasurface Based on Integrated Polarization Conversion-Diffusion-Absorption Mechanism

open access: yesPhotonics, 2023
An ultra wideband (UWB) radar cross-section (RCS) reduction metasurface has received attention in recent years. However, the majority of the research has concentrated on the physics and design of planar surfaces, which do not meet the standards of modern
Hamza Asif Khan   +6 more
doaj   +1 more source

Automotive Antenna Roof for Cooperative Connected Driving

open access: yesIEEE Access, 2019
An automotive concept for vehicular communications is proposed that utilizes the potential of the roof area for antennas. Antennas are distributed in cavities and on shelves in the center and on the front and rear roof ends.
Gerald Artner   +3 more
doaj   +1 more source

The efficacy of multi-leaf collimator in the reduction of cardiac and coronary artery dose in left-sided breast cancer radiotherapy

open access: yesAdvanced Biomedical Research, 2023
Background: Multi-leaf collimator (MLC) is one of the efficient and cost-effective methods for protecting sensitive tissues around the target. This study aimed to evaluate the protective effect of MLC on the protection of sensitive organs in patients ...
Leili Mahani   +4 more
doaj   +1 more source

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