Results 31 to 40 of about 22,778,939 (247)

The Propagation of Sunlight and the Size Distribution of Suspended Particles in a Municipally Polluted Ocean Water [PDF]

open access: yes, 1974
Waste discharge by the Los Angeles County Sanitation District (LACSD) affects sunlight in the ocean. Increased sunlight attenuance affects productivity and changes in ocean surface color could be useful for monitoring dispersal. Temperature, sunlight
Peterson, Lee Louis
core   +1 more source

FCNC B and K meson decays with light bosonic Dark Matter

open access: yesJournal of High Energy Physics, 2023
We consider decays of B and K mesons into a pseudo-scalar or vector meson plus missing energy. Within the SM, these modes originate from flavor changing neutral current (FCNC) processes with two neutrinos in the final state. In this paper we consider the
Xiao-Gang He   +2 more
doaj   +1 more source

Higgs squared

open access: yesJournal of High Energy Physics, 2023
We present a novel construction for a Higgs-VEV sensitive (HVS) operator, which can be used as a trigger operator in cosmic selection models for the electroweak hierarchy problem.
Csaba Csáki   +3 more
doaj   +1 more source

Evaluation of Multiangle Absorption Photometry for Measuring Aerosol Light Absorption [PDF]

open access: yes, 2005
A new multiangle absorption photometer for the measurement of aerosol light absorption was recently introduced that builds on the simultaneous measurement of radiation transmitted through and scattered back from a particle-loaded fiber filter at multiple
Arnott, W.P.   +5 more
core   +1 more source

Studies of particle and atom manipulation using free space light beams and photonic crystal fibres [PDF]

open access: yes, 2009
Light can exert optical forces on matter. In the macroscopic world these forces are minuscule, but on the microscopic or atomic scale, these forces are large enough to trap and manipulate particles.
Gherardi, David Mark
core   +2 more sources

Sublimation of ice particles from rocket exhausts in the upper atmosphere [PDF]

open access: yes, 2003
The process of sublimation of ice particles from a rocket exhaust in the upper atmosphere is examined. Heating by solar radiation and losses of energy by means thermal radiation and sublimation are taken into account in the thermal balance of the ice ...
Kosch, Mike J., Platov, Y. V.
core   +3 more sources

Probing an MeV-scale scalar boson in association with a TeV-Scale top-quark partner at the LHC

open access: yesJournal of High Energy Physics, 2023
Searches for new low-mass matter and mediator particles have actively been pursued at fixed target experiments and at e + e − colliders. It is challenging at the CERN LHC, but they have been searched for in Higgs boson decays and in B meson decays by the
Bhaskar Dutta   +5 more
doaj   +1 more source

Dysregulated Cholesterol Metabolism, Chronic Inflammation, and Disability in Severe Progressive Multiple Sclerosis. [PDF]

open access: yesAnn Clin Transl Neurol
ABSTRACT Background Dysregulated lipid metabolism, which can affect remyelination and neural repair, has not been extensively investigated in progressive multiple sclerosis (PMS). The goal was to examine whether dysregulated cholesterol metabolism was associated with disability in PMS. Methods The study sample comprised 53 Severe PMS patients (Expanded
Wicks TR   +8 more
europepmc   +2 more sources

Probing R-parity violation in B-meson decays to a baryon and a light neutralino

open access: yesJournal of High Energy Physics, 2023
We propose a search for B meson decays to a baryon plus missing energy at the Belle II experiment to probe supersymmetry with a GeV-scale lightest neutralino χ ~ 1 0 $$ {\overset{\sim }{\chi}}_1^0 $$ and R-parity violation (RPV).
Claudio O. Dib   +5 more
doaj   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

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