Results 121 to 130 of about 3,110,538 (301)

On a Mass-Charge Structure of Gauge Invariance

open access: yes, 2016
The mathematical logic of a true nature of mirror symmetry expresses, in the case of the Dirac Lagrangian, the ideas of the left- and right-handed photons referring to long- and short-lived particles, respectively.
Sharafiddinov, Rasulkhozha S.
core   +1 more source

A Numerical–Experimental Approach for Multi‐Matrix Fiber‐Reinforced Plastics Characterization Using Finite Element Model Updating

open access: yesAdvanced Engineering Materials, EarlyView.
A numerical–experimental framework is developed for characterizing multi‐matrix fiber‐reinforced polymers (MM‐FRPs) combining epoxy and polyurethane matrices. Harmonic bending tests are integrated with finite element model updating (FEMU) to simultaneously identify elastic and viscoelastic material parameters.
Rodrigo M. Dartora   +4 more
wiley   +1 more source

Contactless Method to Measure 2DEG Charge Density and Band Structure in HEMT Structures

open access: yesIEEE Journal of the Electron Devices Society, 2018
We present a contactless method capable of characterizing a high electron mobility transistor (HEMT) heterostructure at the wafer stage, right after its growth, before any production process has been attempted, to provide the equilibrium band structure ...
Yury Turkulets, Ilan Shalish
doaj   +1 more source

Progress in resolving charge symmetry violation in nucleon structure

open access: yes, 2013
Recent work unambiguously resolves the level of charge symmetry violation in moments of parton distributions using 2+1-flavor lattice QCD. We introduce the methods used for that analysis by applying them to determine the strong contribution to the proton-
Shanahan, P. E.   +2 more
core   +1 more source

Application of Raman and Photoluminescence Spectroscopy to MgO‐C Refractories

open access: yesAdvanced Engineering Materials, EarlyView.
Visible to near infrared luminescence of MgO is studied on MgO‐C bricks and nominally pure MgO powder, with focus on two similar sharp high‐intensity signals, at 699 and 871 nm, each surrounded by symmetrical sidebands. The nature of these sidebands is investigated by temperature‐dependent spectroscopic measurements, confirming phonon involvement by ...
Julia Richter   +5 more
wiley   +1 more source

Charged Current Diffractive Structure Functions

open access: yes, 1998
Proceeding of LISHEP98 workshop on diffractive ...
Bertini, M.   +3 more
openaire   +2 more sources

Tailored Hierarchical Porous Copper Architectures via Three Dimensional Printing and Pressure‐less Sintering for Next‐Generation Lithium‐Metal Batteries

open access: yesAdvanced Engineering Materials, EarlyView.
A hierarchical porous copper current collector is fabricated via three‐dimensional printing combined with pressureless sintering to stabilize lithium metal anodes. The interconnected architecture lowers local current density, guides uniform Li deposition within pores, and suppresses dendrite growth.
Alok Kumar Mishra, Mukul Shukla
wiley   +1 more source

MEASUREMENT OF CHARGE INSTABILITY OF TIR STRUCTURE

open access: yesИзмерение, мониторинг, управление, контроль
Background. The information content of the complex for measuring the parameters of the TIR structure can be increased by using a GLIN implemented on the basis of a microcontroller in its configuration. Materials and methods.
D.A. Tashlintsev, V.M. Tchaikovsky
doaj   +1 more source

Optimizing energy efficiency in induction skull melting process: investigating the crucial impact of melting system structure

open access: yesScientific Reports
Induction skull melting (ISM) technology could melt metals with avoiding contamination from crucible. A long-standing problem of ISM is that the low charge energy utilization and inhomogeneous fields have obstructed its application in many critical metal
Chaojun Zhang   +7 more
doaj   +1 more source

Composition‐Tuned Enhancement of the Anomalous Nernst Effect in FeCo–Pt Thin Films on Rigid and Flexible Substrates

open access: yesAdvanced Engineering Materials, EarlyView.
Disordered (Fe50Co50)1−xPtx thin films exhibit a pronounced anomalous Nernst effect (ANE) with a strong composition dependence on both rigid and flexible substrates. The transverse thermoelectric response peaks near 22.5 at.% Pt, accompanied by enhanced αxy/σxy scaling, thermal transport, and ANE sensitivity.
Mojtaba Mohammadi   +2 more
wiley   +1 more source

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