Results 31 to 40 of about 1,794,390 (295)

The S- and P-wave fully charmed tetraquark states and their radial excitations

open access: yesEuropean Physical Journal C: Particles and Fields, 2023
Inspired by recent progresses in observations of the fully charmed tetraquark states by LHCb, CMS, and ATLAS collaborations, we perform a systematic study of the ground states and the first radial excitations of the S- and P-wave $$\textrm{cc}\bar ...
Guo-Liang Yu   +4 more
doaj   +1 more source

Statistical Inconsistencies in the KiDS-450 Dataset [PDF]

open access: yes, 2017
The Kilo-Degree Survey (KiDS) has been used in several recent papers to infer constraints on the amplitude of the matter power spectrum and matter density at low redshift. Some of these analyses have claimed tension with the Planck $\Lambda \mathrm{CDM}$
Efstathiou, George, Lemos, Pablo
core   +2 more sources

Fractal Structures of Yang–Mills Fields and Non-Extensive Statistics: Applications to High Energy Physics

open access: yesPhysics, 2020
In this work, we provide an overview of the recent investigations on the non-extensive Tsallis statistics and its applications to high energy physics and astrophysics, including physics at the Large Hadron Collider (LHC), hadron physics, and neutron ...
Airton Deppman   +2 more
doaj   +1 more source

Analysis of a severe beyond design basis accident for the EGP-6 reactor of the Bilibino NPP. Radioactive source term determination [PDF]

open access: yesNuclear Energy and Technology, 2018
Analysis was performed of dynamic phase of severe accident of the EGP-6 reactor of the Bilibino NPP, due to uncontrolled reactivity insertion initiated by withdrawal of two pare of automatic control rods with followed by full failure of reactor emergency
Ruben Mukhamadeev   +3 more
doaj   +3 more sources

Radiation Risks and Mitigation in Electronic Systems [PDF]

open access: yes, 2016
Electrical and electronic systems can be disturbed by radiation-induced effects. In some cases, radiation-induced effects are of a low probability and can be ignored; however, radiation effects must be considered when designing systems that have a high ...
Todd, B., Uznanski, S.
core   +3 more sources

Revisit assignments of the new excited $$\Omega _c$$ Ω c states with QCD sum rules

open access: yesEuropean Physical Journal C: Particles and Fields, 2017
In this article, we distinguish the contributions of the positive parity and negative parity $$\Omega _c$$ Ω c states, study the masses and pole residues of the 1S, 1P, 2S and 2P $$\Omega _c$$ Ω c states with the spin $$J=\frac{1}{2}$$ J = 1 2 and ...
Zhi-Gang Wang, Xing-Ning Wei, Ze-Hui Yan
doaj   +1 more source

The Influence of Preparation Temperature on the Different Facets of Bulk MgB2 Superconductors

open access: yesMicromachines, 2023
Two MgB2 samples were prepared using the spark plasma sintering (SPS) technique at different temperatures—950 °C (S1) and 975 °C (S2)—for 2 h under 50 MPa pressure to study the influence of preparation temperature on different facets, namely those ...
Penghe Zhang   +7 more
doaj   +1 more source

The N-K Problem in Power Grids: New Models, Formulations and Numerical Experiments (extended version) [PDF]

open access: yes, 2008
Given a power grid modeled by a network together with equations describing the power flows, power generation and consumption, and the laws of physics, the so-called N-k problem asks whether there exists a set of k or fewer arcs whose removal will cause ...
Bienstock, Daniel, Verma, Abhinav
core   +3 more sources

Review of Some Promising Fractional Physical Models [PDF]

open access: yes, 2015
Fractional dynamics is a field of study in physics and mechanics investigating the behavior of objects and systems that are characterized by power-law non-locality, power-law long-term memory or fractal properties by using integrations and ...
Tarasov, Vasily E.
core   +1 more source

IMPLEMENTATION OF INTERACTIVE LEARNING MEDIA USING POWER POINT MEDIA AND PHET ON STUDENTS' PHYSICS LEARNING OUTCOMES IN HIGH SCHOOL

open access: yesJurnal Eduscience, 2023
The study aimed to determine of implementation and the study result of physics student’s taught by the interactive learning media using the power point and PhET interactive simulation project and study result of physics student’s taught by using the ...
Hajar Mawaddah   +6 more
doaj   +1 more source

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