Results 21 to 30 of about 66,228 (297)

A Modified Method of Forming Support Stump for Eye Prosthesis

open access: yesОфтальмохирургия, 2009
The paper reviews briefly possible causes and prophylaxis of the orbital implant exposition. The work was aimed at development of improved method of forming support stump for eye prosthesis. The technique of the surgery is described in detail.
I.A. Filatova, Kharb Ali Khabib
doaj   +1 more source

Orbital Hypernormal Forms [PDF]

open access: yesSymmetry, 2021
In this paper, we analyze the problem of determining orbital hypernormal forms—that is, the simplest analytical expression that can be obtained for a given autonomous system around an isolated equilibrium point through time-reparametrizations and transformations in the state variables.
Antonio Algaba   +2 more
openaire   +4 more sources

Coherent Manipulation of Orbital Feshbach Molecules of Two-Electron Atoms [PDF]

open access: yesPhysical Review X, 2019
Ultracold molecules have experienced increasing attention in recent years. Compared to ultracold atoms, they possess several unique properties that make them perfect candidates for the implementation of new quantum-technological applications in several ...
G. Cappellini   +7 more
doaj   +2 more sources

The orbit method and analysis of automorphic forms [PDF]

open access: yesActa Mathematica, 2021
We develop the orbit method in a quantitative form, along the lines of microlocal analysis, and apply it to the analytic theory of automorphic forms. Our main global application is an asymptotic formula for averages of Gan--Gross--Prasad periods in arbitrary rank.
Nelson, Paul D., Venkatesh, Akshay
openaire   +2 more sources

Ultrafast Two-Electron Orbital Swap in Li Initiated by Attosecond Pulses

open access: yesUltrafast Science, 2023
A universal mechanism of ultrafast 2-electron orbital swap is discovered through 2-photon sequential double ionization of Li. After a 1s electron in Li is ionized by absorbing an extreme ultraviolet photon, the other 2 bound electrons located on 2 ...
Hui Jiang   +4 more
doaj   +1 more source

Exact Analytical Form of Diatomic Molecular Orbitals

open access: yesACS Omega, 2022
We provide the exact analytical form of diatomic molecular orbitals, as given by the solutions of a single-electron diatomic molecule with arbitrary nuclear charges, using our recently developed method for solving Schrödinger equations. We claim that the best representation of the wave function is a factorized form including a power prefactor, an ...
Yunzhi Li, Chen Li
openaire   +2 more sources

Orbital Fulde-Ferrell-Larkin-Ovchinnikov state in an Ising superconductor [PDF]

open access: yes, 2023
The conventional Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) state relies on the Zeeman effect of an external magnetic field to break time-reversal symmetry, forming a state of finite-momentum Cooper pairing.
Zheliuk, Oleksandr   +24 more
core   +2 more sources

Basic Forms and Orbit Spaces: a Diffeological Approach [PDF]

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2016
If a Lie group acts on a manifold freely and properly, pulling back by the quotient map gives an isomorphism between the differential forms on the quotient manifold and the basic differential forms upstairs. We show that this result remains true for actions that are not necessarily free nor proper, as long as the identity component acts properly, where
Karshon, Yael, Watts, Jordan
openaire   +4 more sources

Material Flow in Ultrasonic Orbital Microforming

open access: yesMetals, 2019
Ultrasonic orbital microforming—UOM—uses the broadly understood idea of orbital forging but uses very different laws of physics. The only shaping force in this process is the inertia force resulting from the acceleration in the rotary motion ...
Wojciech Presz
doaj   +1 more source

A Constitutive Friction Law for Sheet-Bulk Metal Forming

open access: yesTribology Online, 2016
Friction has a significant effect on metal forming both in economic and technical terms. This is especially true for sheet-bulk metal forming, which is a combination of bulk metal forming and sheet metal forming.
Florian Beyer, Kai Willner
doaj   +1 more source

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