Results 51 to 60 of about 470,393 (245)

Resummation of in-medium ladder diagrams: s-wave effective range and p-wave interaction

open access: yes, 2012
A recent work on the resummation of fermionic in-medium ladder diagrams to all orders is extended by considering the effective range correction in the s-wave interaction and a (spin-independent) p-wave contact-interaction.
Kaiser, N.
core   +1 more source

Period-doubling density waves in a chain [PDF]

open access: yes, 1989
The authors consider a one-dimensional chain of N+2 identical particles with nearest-neighbour Lennard-Jones interaction and uniform friction. The chain is driven by a prescribed periodic motion of one end particle, with frequency v and 'strength ...
Opheusden, Joost H.J. van   +1 more
core   +3 more sources

Duplex Stainless Steel Laser‐Surface Textured: Stability in Brine Solution

open access: yesAdvanced Engineering Materials, EarlyView.
Controlled laser‐surface treatment (LST) of duplex DSS2205 steel is performed to increase its stability in brine solution under cyclic electrochemical assays. The superior protection with respect to flat and smooth panels is attributed to the presence of FeCr2O4 as the main protective oxide layer in the LST surface, after corrosion tests. The stability
Mohammad Rezayat   +5 more
wiley   +1 more source

The Kapitza - Dirac effect

open access: yes, 2000
The Kapitza - Dirac effect is the diffraction of a well - collimated particle beam by a standing wave of light. Why is this interesting? Comparing this situation to the introductory physics textbook example of diffraction of a laser beam by a grating ...
Batelaan, H.
core   +1 more source

Elinvar Materials: Recent Progress and Challenges

open access: yesAdvanced Engineering Materials, EarlyView.
Elinvar materials, exhibiting temperature‐invariant elastic modulus, are critical for precision instruments and emerging technologies. This article reviews recent progress in the field, with a focus on the anomalous thermoelastic behavior observed in key material systems.
Wenjie Li, Yang Ren
wiley   +1 more source

Drift-compression waves propagating in the direction of energetic electron drift in the magnetosphere

open access: yesSolar-Terrestrial Physics, 2017
As shown within the gyrokinetic framework, drift-compressional waves can propagate in the magnetosphere in the direction of energetic electron drift. The plasma is assumed to be composed of cold particles with an admixture of hot protons with a Maxwell ...
Kostarev D.V., Mager P.N.
doaj   +1 more source

The Localization of $s$-Wave and Quantum Effective Potential of a Quasi-Free Particle with Position-Dependent Mass

open access: yes, 2005
The properties of the s-wave for a quasi-free particle with position-dependent mass(PDM) have been discussed in details. Differed from the system with constant mass in which the localization of the s-wave for the free quantum particle around the origin ...
B. Bachi   +21 more
core   +1 more source

Laser Metal Powder Deposition of Titanium Microalloyed HSLA Steel FeC0.12Si0.25Mn1.3

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates the additive manufacturing of titanium‐doped high‐strength low‐alloy (HSLA) steel via laser metal deposition. It reveals distinct process‐structure relationships for elemental powder blends compared to prealloyed feedstocks.
Olaf Stelling   +2 more
wiley   +1 more source

Synchronization of multiscale waveform focusing for rogue wave generation in dust acoustic wave turbulence

open access: yesPhysical Review Research, 2020
Rogue wave events (RWEs), uncertainly emerging localized extreme-amplitude events, ubiquitously occur in various nonlinear wave media. They have been mainly studied in the weakly disordered wave state with a single dominant wavelength scale. In this work,
Po-Cheng Lin, Lin I
doaj   +1 more source

Proton aurora and relativistic electron microbursts scattered by electromagnetic ion cyclotron waves

open access: yesFrontiers in Astronomy and Space Sciences, 2022
Charged particle precipitation from Earth’s magnetosphere results in stunning displays of the aurora and energy transfer into the atmosphere. Some of this precipitation is caused by wave-particle interactions.
Mykhaylo Shumko   +15 more
doaj   +1 more source

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