Results 11 to 20 of about 454,383 (296)

Robust nonequilibrium surface currents in the three-dimensional Hofstadter model

open access: yesPhysical Review Research, 2022
Genuinely two-dimensional robust crosscurrents—which flow against the natural direction of heat flux— have been missing since the discovery of their one-dimensional counterpart. We provide a setup to realize them on a cubic three-dimensional (3D) lattice
Mark T. Mitchison   +2 more
doaj   +1 more source

Gd3+ and calcium sensitive, sodium leak currents are features of weak membrane-glass seals in patch clamp recordings. [PDF]

open access: yesPLoS ONE, 2014
The properties of leaky patch currents in whole cell recording of HEK-293T cells were examined as a means to separate these control currents from expressed sodium and calcium leak channel currents from snail NALCN leak channels possessing both sodium ...
Adrienne N Boone   +4 more
doaj   +1 more source

Traceable low-current measurements for a novel ionization gauge suitable as reference standard

open access: yesMeasurement: Sensors, 2021
A novel ionization gauge was developed where the electron beam is guided through the ionization space in a straight path. This design was chosen in order to develop a more stable ionization vacuum gauge suitable as reference standard in the range of 10−6
Matthias Bernien   +6 more
doaj   +1 more source

Marginally stable current sheets in collisionless magnetic reconnection

open access: yesPhysical Review E, 2022
Non-collisional current sheets that form during the nonlinear development of magnetic reconnection are characterized by a small thickness, of the order of the electron skin depth. They can become unstable to the formation of plasmoids, which allows the magnetic reconnection process to reach high reconnection rates.
Granier, C.   +5 more
openaire   +5 more sources

Counting curves, and the stable length of currents [PDF]

open access: yesJournal of the European Mathematical Society, 2020
Let \gamma_0 be a curve on a surface \Sigma of genus g and with
Erlandsson, Viveka   +2 more
openaire   +6 more sources

Using Matlab/Simulink Software Package to Investigate Fault Behaviors in HVDC System

open access: yesMathematics, 2022
Existing studies show that several performance issues will arise in the HVDC link during the three phase-to-ground fault at the side of the inverter and that the DC voltage will oscillate around zero and will not affect the rectifier of the AC system ...
Olumoroti Ikotun   +3 more
doaj   +1 more source

Limiting stable currents in bounded electron and ion streams [PDF]

open access: yes, 1965
The classical static analysis of the infinite planar diode has been extended to include the effects of finite transverse beam size. Simple expressions have been found for the increase in maximum stable current density over that of an infinite stream for ...
Birdsall, C. K.   +2 more
core   +1 more source

InGaAsP/InP undercut mesa laser with planar polyimide passivation [PDF]

open access: yes, 1983
An undercut mesa laser is fabricated on an n + -InP substrate using a single step liquid phase epitaxy growth process and a planar structure is obtained by using a polyimide filling layer.
Chen, T. R.   +7 more
core   +1 more source

Identifying Hydro-Geomorphological Conditions for State Shifts from Bare Tidal Flats to Vegetated Tidal Marshes

open access: yesRemote Sensing, 2020
High-lying vegetated marshes and low-lying bare mudflats have been suggested to be two stable states in intertidal ecosystems. Being able to identify the conditions enabling the shifts between these two stable states is of great importance for ecosystem ...
Chen Wang   +7 more
doaj   +1 more source

NON-EXISTENCE OF STABLE CURRENTS II

open access: yesKyushu Journal of Mathematics, 1997
[Part I appeared in Ann. Global Anal. Geom. 13, 197-205 (1995; Zbl 0829.53046).] Let \(N\) be an \(n\)-dimensional compact Riemannian submanifold in an \(m\)-dimensional Riemannian manifold \(M\) which is a submanifold of \(\mathbb{R}^{m+1}\) or \(\mathbb{R}^{m+2}\).
Cheng, Qing-Ming, Shiohama, Katsuhiro
openaire   +3 more sources

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