Results 11 to 20 of about 1,439,140 (304)

Atom Interferometry with Floquet Atom Optics

open access: yesPhysical Review Letters, 2022
Floquet engineering offers a compelling approach for designing the time evolution of periodically driven systems. We implement a periodic atom-light coupling to realize Floquet atom optics on the strontium ${}^1\!S_0\,\text{-}\, {}^3\!P_1$ transition.
Thomas Wilkason   +8 more
openaire   +3 more sources

Analysis of Neutronic Safety Parameters of the Multi-Purpose Reactor–Gerrit Augustinus Siwabessy (RSG-GAS) Research Reactor at Serpong

open access: yesJurnal Penelitian Fisika dan Aplikasinya, 2019
The main safety parameters of Multipurpose Reactor–Gerrit Augustinus Siwabessy (RSG-GAS) have never been evaluated periodically and neutronically require to be evaluated in terms of stuck rod reactivity, shut-down margin and temperature reactivity ...
Tukiran Surbakti, Purwadi Purwadi
doaj   +1 more source

Matching crystal structures atom-to-atom [PDF]

open access: yesThe Journal of Chemical Physics, 2020
Finding an optimal match between two different crystal structures underpins many important materials science problems, including describing solid-solid phase transitions and developing models for interface and grain boundary structures. In this work, we formulate the matching of crystals as an optimization problem where the goal is to find the ...
Félix Therrien   +2 more
openaire   +3 more sources

The Problem of World Outlook Compatibility in the Process of Communication

open access: yesBanber Erevani Hamalsarani. Sots'iologia, 2015
Any communication, regardless of nature and communicative aspect, supposes an interaction which, first and foremost, is reflected in human worldview, in attitudinal and value- determination systems in particular.
Atom Vardumyan
doaj   +1 more source

Influence of Lubricating-Cooling Technological Media on Metal Destruction During Cutting [PDF]

open access: yesJournal of Mechanical Engineering, 2019
The influence of lubricating and cooling technological means on the destruction of metal during cutting is shown. It has been established that the most effective additives to lubricating and cooling technological means (LCTM) are aliphatic limiting ...
Oleksandr I. Soshko   +2 more
doaj   +1 more source

Approximate Atomic Green Functions

open access: yesMolecules, 2021
In atomic and many-particle physics, Green functions often occur as propagators to formally represent the (integration over the) complete spectrum of the underlying Hamiltonian.
Stephan Fritzsche, Andrey Surzhykov
doaj   +1 more source

Design Improvement of Stuffing Box Seals of Centrifugal Pump Shafts, Based on the Study of the Sealing Mechanism Physical Model [PDF]

open access: yesJournal of Mechanical Engineering, 2020
Stuffing box seals are the most common type of pump rotor seals because they are adjustable and periodically restorable assemblies during operation. Based on the study of physical processes, a sealing mechanism model of the stuffing box seal is formed ...
Serhii S. Shevchenko
doaj   +1 more source

The Concept of Personal Identity

open access: yesJournal of Education, Health and Sport, 2021
Leibniz's concept of monads had of great importance for the development of the idealistic conception. Through Kant and his "Physical Monadology" she infiltrated into modern German philosophy. However, not only modern idealists referred to the concept of
Janusz Sytnik-Czetwertyński
doaj   +1 more source

Nanoscale molecular reactions in microbiological medicines in modern medical applications

open access: yesGreen Processing and Synthesis, 2023
Everything around us is made up of atoms and molecules. The properties of quantum atoms are sought to understand the behavior of a particular object. But with the advent of research, it was discovered that there is a quantity smaller than the molecular ...
Shesayar Radjarejesri   +13 more
doaj   +1 more source

Triply Differential Positron and Electron Impact Ionization of Argon: Systematic Features and Scaling

open access: yesAtoms, 2021
Triply differential data are presented for the 200 eV positron and electron impact ionization of argon. Six electron emission energies between 2.6 and 19 eV, and for scattering angles of 2, 3, and 4 degrees cover a momentum transfer range of 0.16 to 0.31
R. D. DuBois, O. G. de Lucio
doaj   +1 more source

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