Results 71 to 80 of about 800,467 (183)

Analytical infrared limit of nonlinear Thomson scattering including radiation reaction

open access: yesPhysics Letters B, 2018
If an electric charge is accelerated by a sufficiently intense electromagnetic field, the effects of the radiation emitted by the charge on the charge dynamics (radiation reaction) cannot be ignored. Here we show that classical radiation-reaction effects
A. Di Piazza
doaj   +1 more source

Metabarcoding replicate detection frequency tracks ddPCR copy number for cod and herring eDNA in ancient marine sediments

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract Detecting environmental DNA (eDNA) from rare or low‐abundance aquatic species remains a major challenge, particularly when it is highly degraded, present at low concentrations, and dominated by DNA from non‐target taxa. These challenges are further amplified in sedimentary ancient DNA (sedaDNA) studies, where thousands of years can degrade ...
Elena Baños   +3 more
wiley   +1 more source

Raman and Rayleigh Calibrations of the LHD YAG Thomson Scattering [PDF]

open access: yes, 2007
We have carried out absolute calibrations of the LHD YAG Thomson scattering system by using Raman scattering and Rayleigh scattering in order to verify the applicability of Rayleigh calibration in the LHD Thomson scattering, and make a comparative study ...
YAMADA, Ichihiro   +3 more
core   +2 more sources

Atlantic trade and the West African market economy: New evidence from cowry imports, 1650–1905

open access: yesThe Economic History Review, EarlyView.
Abstract Between the seventeenth and twentieth centuries, billions of cowries arrived in West Africa, leaving one of the few quantitative traces available for historians to measure the Atlantic trade's impact on the precolonial market economy. Yet, current estimates substantially underestimate the volume of cowry imports.
María José Pont Cháfer
wiley   +1 more source

Advanced Thomson scattering system for high-flux linear plasma generator [PDF]

open access: yes, 2012
An advanced Thomson scattering system has been built for a linear plasma generator for plasma surface interaction studies. The Thomson scattering system is based on a Nd:YAG laser operating at the second harmonic and a detection branch featuring a high ...
D. C. Schram   +59 more
core   +2 more sources

Calibrations of the LHD Thomson scattering system [PDF]

open access: yes, 2016
0000-0002-7023-1539The Thomson scattering diagnostic systems are widely used for the measurements of absolute local electron temperatures and densities of fusion plasmas.
YOSHIKAWA, Masayuki   +19 more
core   +2 more sources

Ripple and Lotus Phenomenon: Radiation Pattern Evolution of Nonlinear Thomson Scattering Under Cooperative and Competitive Effects of Applied Magnetic and Laser Field

open access: yesIEEE Photonics Journal
This paper focuses on the scenario where relativistic electron nonlinear Thomson forward scattering is driven by circularly polarized laser pulses, using both theoretical analysis and numerical simulations.
Yi Zhang   +6 more
doaj   +1 more source

Trajectories of Care: Tracing the Social Genesis of Men's Participation in Low Paid Care Work

open access: yesGender, Work &Organization, EarlyView.
ABSTRACT Drawing on a study involving 41 men employed as support workers in the Australia Health Care and Social Assistance (HCSA) sector, in this article we investigate where in their lives and how men turn to caring roles. Documenting continuities of men's caring practices in their work lives and private lives, we present a series of men's care ...
Riikka Prattes   +2 more
wiley   +1 more source

Talk: Karine Polwart and Amanda Thomson

open access: yes
In September 2025 writer-musician Karine Polwart walked the John Muir Way from west to east, gathering stories and observations for a new book. She was exploring the recent industrial and deeper geological past of the Forth Valley, stretching towards the
Thomson, Amanda, Polwart, Karine
core   +4 more sources

Small birches matter: Beetle diversity on burned birch and pine in boreal forests

open access: yesInsect Conservation and Diversity, EarlyView.
Burned birch hosted higher beetle richness than burned pine. Higher beetle richness on birch was associated with its greater post‐fire mortality, with charred, dead birches attracting more specialized beetles. Retaining burned birch alongside pine can enhance saproxylic and pyrophilous beetle diversity after prescribed burning.
Katja Frostgård   +2 more
wiley   +1 more source

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