Results 11 to 20 of about 4,468,061 (331)

AAPM Task Group 298: Recommendations on certificate program/alternative pathway candidate education and training

open access: yesJournal of Applied Clinical Medical Physics, Volume 23, Issue 12, December 2022., 2022
Abstract Entry into the field of clinical medical physics is most commonly accomplished through the completion of a Commission on Accreditation of Medical Physics Educational Programs (CAMPEP)‐accredited graduate and residency program. To allow a mechanism to bring valuable expertise from other disciplines into clinical practice in medical physics, an “
Joann I. Prisciandaro   +6 more
wiley   +1 more source

Situation analysis of mathematical physics learning with online learning during the COVID-19 pandemic

open access: yesJournal of Physics: Conference Series, 2021
This research was conduct to determine the situation of learning mathematics physics online during the COVID-19 pandemic. Participants in this study were physics semester 4th students of Universitas Muhammadiyah Makassar with 21 students. Data collection
D. H. Marisda, M. Ma'ruf
semanticscholar   +1 more source

Uniqueness of radiomic features in non‐small cell lung cancer

open access: yesJournal of Applied Clinical Medical Physics, Volume 23, Issue 12, December 2022., 2022
Abstract Purpose The uniqueness of radiomic features, combined with their reproducibility, determines the reliability of radiomic studies. This study is to test the hypothesis that radiomic features extracted from a defined region of interest (ROI) are unique to the underlying structure (e.g., tumor). Approach Two cohorts of non‐small cell lung cancer (
Gary Ge, Jie Zhang
wiley   +1 more source

Teaching students the equations of mathematical physics using educational electronic resources

open access: yesRUDN Journal of Informatization in Education, 2021
Problem and goal. Currently, information and telecommunications technologies are widely used in the professional activities of most specialists in various subject areas.
Alexey S. Rusinov
doaj   +1 more source

The Correlation between Mathematics and Physics Achievement of Senior High School Students

open access: yesTarbawi, 2021
Physics and mathematics are the two most closely related natural rudimentary subjects. In the study of physics, often need to rely on mathematical rigorous reasoning and argumentation and need to use a variety of mathematical methods for investigation ...
Chen Jihe   +5 more
doaj   +1 more source

GAMMA-RAY AND NEUTRINO FLARES PRODUCED BY PROTONS ACCELERATED ON AN ACCRETION DISC SURFACE IN ACTIVE GALACTIC NUCLEI [PDF]

open access: yes, 1998
ABSTRA C T We discuss the consequences of almost rectilinear acceleration of protons to extremely high energies in a reconnection region on the surface of an accretion disc that surrounds a central black hole in an active galaxy.
W. Bednarek   +9 more
semanticscholar   +1 more source

Two nonlinear systems from mathematical physics [PDF]

open access: yes, 2017
The dissertation is divided into two chapters. In the first one, we consider the 2-Vortex problem for two point vortices in a complex domain. The Hamiltonian of the system contains the regular part of a hydrodynamic Green’s function, the Robin function h
Sacchet, Matteo
core   +4 more sources

Expansions for eigenfunction and eigenvalues of large-$n$ Toeplitz matrices [PDF]

open access: yesPapers in Physics, 2010
This paper constructs methods for finding convergent expansions for eigenvectors and eigenvalues of large-$n$ Toeplitz matrices based on a situation in which the analogous infinite-$n$ matrix would be singular. It builds upon work done by Dai, Geary, and
Leo P. Kadanoff
doaj   +1 more source

Commentary on "Expansions for Eigenfunctions and Eigenvalues of large-n Toeplitz Matrices" [PDF]

open access: yesPapers in Physics, 2010
A Commentary on the paper by L. P. Kadanoff [Pap. Phys. 2, 020003 (2010)].Received: 29 September 2010, Accepted: 4 October 2010; Edited by: A. G.
Torsten Ehrhardt
doaj   +1 more source

The formation of ionospheric physics – confluence of traditions and threads of continuity [PDF]

open access: yesHistory of Geo- and Space Sciences, 2021
This paper examines how ionospheric physics emerged as a research speciality in Britain, Germany, and the United States in the first four decades of the 20th century. It argues that the formation of this discipline can be viewed as the confluence of four
A. Anduaga, A. Anduaga
doaj   +1 more source

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