Results 1 to 10 of about 1,794,271 (177)

Physics Without Physics [PDF]

open access: yesInternational Journal of Theoretical Physics, 2016
34 pages, 8 figures.
D'Ariano, Giacomo Mauro
openaire   +7 more sources

Physics of the power corrections in QCD [PDF]

open access: yesSurveys in High Energy Physics, 2000
We review the physics of the power corrections to the parton model. In the first part, we consider the power corrections which characterize the infrared sensitivity of Feynman graphs when the contribution of short distances dominates. The second part is devoted to the hypothetical power corrections associated with nonperturbative effects at small ...
Gubarev, F. V.   +2 more
openaire   +4 more sources

Physics-constrained transformer for wind power forecasting. [PDF]

open access: yesSci Rep
Wind energy serves as a cornerstone in the global transition toward carbon neutrality, standing among the most vital renewable energy resources. Accurate wind power forecasting is critical for efficient grid integration and market operations, as a 15 ...
Wang D, Luo Q, Gao J, Zhang D, Chen Y.
europepmc   +2 more sources

Physically Flexible Ultralow-Power Wireless Sensor

open access: yesIEEE Transactions on Instrumentation and Measurement, 2022
The key challenges of local sensor networks are in supporting high sensor density, information security, physical size, and especially energy efficiency at a level that could eliminate the need for batteries or external power supplies. This article presents a novel scheme that answers all issues at the cost of minor information losses in low data rate ...
Caffrey, Colm Mc   +4 more
openaire   +4 more sources

Study of a Si-based light initiated multi-gate semiconductor switch for high temperatures

open access: yesScientific Reports, 2022
Light initiated multi-gate semiconductor switch (LIMS) is a kind of power electronic device which has many differences from traditional thyristor triggered by electric pulse.
Chongbiao Luan   +9 more
doaj   +1 more source

Design and Emulation of Physics-Centric Cyberattacks on an Electrical Power Transformer

open access: yesIEEE Access, 2022
Malware that attack the electrical power grid consist of exploits and operations modules. The exploits are similar to those of traditional malware. These malware hack into an industrial computer and subsequently deploy operational modules.
John Olijnyk   +2 more
doaj   +1 more source

First results from a 760-GW linear transformer driver module for Z-pinch research

open access: yesMatter and Radiation at Extremes, 2021
In this paper, the results of tests on a 0.76-TW linear transformer driver (LTD) module for Z-pinch research are presented for the first time. Ten LTD cavities, each generating a 1-MA/90-kV pulse on a matched load, were connected in series with a ...
Lin Chen   +11 more
doaj   +1 more source

A switchable terahertz metamaterial absorber between ultra-broadband and dual bands

open access: yesFrontiers in Physics, 2023
Based on the phase change properties of vanadium dioxide (VO2), we propose a terahertz metamaterial absorber that can be switched flexibly between ultra-broadband and dual bands.
Zhi Ren   +13 more
doaj   +1 more source

Analysis of the D-wave $$\Sigma $$ Σ -type charmed baryon states with the QCD sum rules

open access: yesEuropean Physical Journal C: Particles and Fields, 2023
We construct the $$\Sigma $$ Σ -type currents to investigate the D-wave charmed baryon states with the QCD sum rules systematically. The predicted masses $$M=3.35^{+0.13}_{-0.18}\,\textrm{GeV}$$ M = 3 .
Zhi-Gang Wang, Fei Lu, Yang Liu
doaj   +1 more source

Power Dynamics in Physics

open access: yes, 2022
The purpose of this white paper is to describe how unfair power dynamics related to various aspects of identity -- race, gender identity, gender expression, sexual orientation, and ability status -- operate in physics settings and offer concrete steps that one can take to make our discipline more equitable and just.
Hodari, Apriel K   +5 more
openaire   +3 more sources

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