Results 21 to 30 of about 4,543,503 (370)

The spectral variability and magnetic field characteristics of the Of?p star HD 148937 [PDF]

open access: yes, 2011
We report magnetic and spectroscopic observations and modeling of the Of?p star HD 148937 within the context of the Magnetism in Massive Stars (MiMeS) Large Program at the CanadaFrance-Hawaii Telescope.
G. Wade   +45 more
semanticscholar   +1 more source

Fluid dynamics calculation of sputtering from a cylindrical thermal spike [PDF]

open access: yes, 2001
The sputtering yield Y from a cylindrical thermal spike is calculated using a two-dimensional fluid-dynamics model which includes the transport of energy, momentum, and mass.
M. Jakas   +8 more
semanticscholar   +1 more source

Physics-informed neural networks with hard constraints for inverse design [PDF]

open access: yesSIAM Journal on Scientific Computing, 2021
Inverse design arises in a variety of areas in engineering such as acoustic, mechanics, thermal/electronic transport, electromagnetism, and optics. Topology optimization is a major form of inverse design, where we optimize a designed geometry to achieve ...
Lu Lu   +5 more
semanticscholar   +1 more source

The Forward Physics Facility at the High-Luminosity LHC [PDF]

open access: yesJournal of Physics G: Nuclear and Particle Physics, 2022
High energy collisions at the High-Luminosity Large Hadron Collider (LHC) produce a large number of particles along the beam collision axis, outside of the acceptance of existing LHC experiments.
Jonathan L. Feng   +235 more
semanticscholar   +1 more source

How understanding large language models can inform the use of ChatGPT in physics education [PDF]

open access: yesEuropean journal of physics, 2023
The paper aims to fulfil three main functions: (1) to serve as an introduction for the physics education community to the functioning of large language models (LLMs), (2) to present a series of illustrative examples demonstrating how prompt-engineering ...
Giulia Polverini, B. Gregorcic
semanticscholar   +1 more source

Investigation of Fundamental and Principles of Mathematical Modeling of Well-Posed Physics and Engineering Problems

open access: yesآموزش مهندسی ایران, 2008
One of the scientific methods of solving physics and engineering problem is to analyze natural phenomenon and then modeling them mathematically. In fact mathematical model for a physics or engineering problem is the statement of reality which governs the
Mahammad Jahanshahi
doaj   +1 more source

Self-powered flexible all-perovskite X-ray detectors with high sensitivity and fast response

open access: yesiScience, 2021
Summary: Perovskite materials have demonstrated superior performance in many aspects of optoelectronic applications including X-ray scintillation, photovoltaic, photodetection, and so on.
Jin Hyuck Heo   +4 more
doaj   +1 more source

A survey of the Australasian clinical medical physics and biomedical engineering workforce [PDF]

open access: yes, 2007
A survey of the medical physics and biomedical engineering workforce was carried out in 2006. 495 positions(equivalent to 478 equivalent full time (EFT) positions) were captured by the survey.
Round, W. Howell
core   +2 more sources

A metasurface-based electronically steerable compact antenna system with reconfigurable artificial magnetic conductor reflector elements

open access: yesiScience, 2022
Summary: Beyond 5G networks would require newer technologies to deliver a smarter network. In accordance with these requirements, an electronically steerable compact antenna system capable of beam-switching in the azimuth plane is proposed.
Vikrant Singh   +2 more
doaj   +1 more source

A 2009 survey of the Australasian clinical medical physics and biomedical engineering workforce [PDF]

open access: yes, 2010
A survey of the Australasian clinical medical physics and biomedical engineering workforce was carried out in 2009 following on from a similar survey in 2006.
Round, W. Howell
core   +2 more sources

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