Results 31 to 40 of about 377,794 (331)

The world of synchrotrons [PDF]

open access: yesResonance, 2001
ReVTeX, 07 pages, in Resonance, 6, No. 11, pp. 77-86 (November 2001). http://www.pd.infn.it/~khan/ and http://www.imsc.ernet.in/~jagan/
openaire   +4 more sources

Synchrotron Firehose Instability

open access: yesThe Astrophysical Journal, 2023
Abstract We demonstrate using linear theory and particle-in-cell (PIC) simulations that a synchrotron-cooling collisionless plasma acquires pressure anisotropy and, if the plasma beta is sufficiently high, becomes unstable to the firehose instability, in a process that we dub the synchrotron firehose instability (SFHI). The SFHI channels
Vladimir Zhdankin   +2 more
openaire   +3 more sources

Investigating the Mechanical Characteristics of Bone-Metal Implant Interface Using in situ Synchrotron Tomographic Imaging

open access: yesFrontiers in Bioengineering and Biotechnology, 2019
Long-term stability of endosseous implants depends on successful bone formation, ingrowth and adaptation to the implant. Specifically, it will define the mechanical properties of the newly formed bone-implant interface.
Sophie Le Cann   +9 more
doaj   +1 more source

A non-chiral extension of the standard model with mirror fermions [PDF]

open access: yes, 1997
The difficulties of defining chiral gauge theories non-perturbatively suggest a vector-like extension of the standard model with three mirror fermion families. Some phenomenological implications of such an extension are discussed.Comment: latex, 6 pages,
Deutsches Elektronen-Synchrotron (DESY), Hamburg (Germany)   +1 more
core   +2 more sources

High Pressure Crystal Structure and Electrical Properties of a Single Component Molecular Crystal [Ni(dddt)2] (dddt = 5,6-dihydro-1,4-dithiin-2,3-dithiolate)

open access: yesMolecules, 2019
Single-component molecular conductors form an important class of materials showing exotic quantum phenomena, owing to the range of behavior they exhibit under physical stimuli.
Hengbo Cui   +5 more
doaj   +1 more source

Micromechanical behaviors related to confined deformation in pure titanium [PDF]

open access: yesMATEC Web of Conferences, 2020
Confined deformation, e.g. mechanical twinning, shear banding, and Lüders banding, etc. was extensively observed in metals and alloys with low stacking-fault energies, especially under complex loadings, governing the mechanical properties.
Li Runguang   +7 more
doaj   +1 more source

A synchrotron for neutral molecules [PDF]

open access: yesChemical Physics Letters, 2009
Here we report on a synchrotron for neutral molecules that consists of two hexapole focusers bent into a torus. By switching the voltages applied to the two half-rings, polar molecules can be confined in tight packets for up to a second as they revolve around the ring.
Heiner, C., Bethlem, H., Meijer, G.
openaire   +3 more sources

Features of calcium hexaaluminate formation in alumina-zirconia ceramics

open access: yesChimica Techno Acta, 2023
Alumina-zirconia composites containing calcium hexaaluminate in the amount from 0 to 15 wt.% were investigated. The materials were obtained by water dispersion, granulation, axial pressing, and free sintering. Density and open porosity were determined by
Nina Cherkasova   +6 more
doaj   +1 more source

The sharpness of gamma-ray burst prompt emission spectra [PDF]

open access: yes, 2015
We aim to obtain a measure of the curvature of time-resolved spectra that can be compared directly to theory. This tests the ability of models such as synchrotron emission to explain the peaks or breaks of GBM prompt emission spectra.
Bhat, P. Narayana   +7 more
core   +2 more sources

The synchrotron foreground and CMB temperature-polarization cross correlation power spectrum from the first year WMAP data [PDF]

open access: yes, 2005
We analyse the temperature-polarization cross-correlation in the Galactic synchrotron template that we have recently developed, and between the template and CMB temperature maps derived from WMAP data. Since the polarized synchrotron template itself uses
Bernardi, G.   +4 more
core   +2 more sources

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