Results 41 to 50 of about 30,136 (183)

Malvidin and cyanidin derivatives from açai fruit (Euterpe oleracea Mart.) counteract UV-A-induced oxidative stress in immortalized fibroblasts [PDF]

open access: yes, 2017
UV-A radiations are known to induce cellular oxidative stress, leading to premature skin aging. Consumption of açai fruit (Euterpe oleracea Martius) is known to have many health benefits due to its high level of antioxidants.
Amoresano, Angela   +7 more
core   +1 more source

Schwarzschild Fuzzball and Explicitly Unitary Hawking Radiations

open access: yes, 2018
We provide a fuzzball picture for Schwarzshild black holes, in which matters and energy consisting the hole are not positioned on the central point exclusively but oscillate around there in a serial of eigen-modes, each of which features a special level ...
Zeng, Ding-fang
core   +2 more sources

Skin color-specific and spectrally-selective naked-eye dosimetry of UVA, B and C radiations

open access: yesNature Communications, 2018
Current ultraviolet (UV) sensors cannot differentiate between UVA, B and C, each of which has a remarkably different impact on human health. Here the authors show spectrally-selective colorimetric monitoring of ultraviolet radiations by developing a ...
Wenyue Zou   +9 more
doaj   +1 more source

Physical methods for seed vigourization: advantages and challenges in seed technology

open access: yesFrontiers in Plant Science, 2016
In the context of seed technology, the use of physical methods for increasing plant production offers advantages over conventional treatments based on chemical substances.
Susana eAraújo   +5 more
doaj   +1 more source

Measuring Black Hole Formations by Entanglement Entropy via Coarse-Graining

open access: yes, 2010
We argue that the entanglement entropy offers us a useful coarse-grained entropy in time-dependent AdS/CFT. We show that the total von-Neumann entropy remains vanishing even when a black hole is created in a gravity dual, being consistent with the fact ...
C Holzhey   +46 more
core   +1 more source

Differentiating the production mechanisms of the Higgs-like resonance using inclusive observables at hadron colliders [PDF]

open access: yes, 2014
We present a study on differentiating direct production mechanisms of the newly discovered Higgs-like boson at the LHC based on several inclusive observables.
Gao, Jun
core   +2 more sources

Analysis of Bacterial Load in Pre and Post-Filtered Drinking Water at the Educational Institutions of Rabwah, District Chiniot, Pakistan [PDF]

open access: yesInternational Journal of Economic and Environment Geology, 2018
Water-bornediseasesmainly are due to bacterial contaminationwhich mostly cause mortality among children of developing countries. The main objective of the study was to evaluate the bacterial load in the drinking water of educational institutions in ...
Mirza Naseer Ahmad   +3 more
doaj  

Atomic coherence and interference phenomena in resonant nonlinear optical interactions [PDF]

open access: yes, 2000
Interference effects in quantum transitions, giving rise to amplification without inversion, optical transparency and to enhancements in nonlinear optical frequency conversions are considered.
Popov, A. K., Rautian, S. G.
core   +2 more sources

QCD Factorization for Semi-Inclusive Deep-Inelastic Scattering at Low Transverse Momentum

open access: yes, 2004
We demonstrate a factorization formula for semi-inclusive deep-inelastic scattering with hadrons in the current fragmentation region detected at low transverse momentum.
A. V. Belitsky   +24 more
core   +1 more source

Higgs boson production through $b \bar b$ annihilation at threshold in N$^3$LO QCD

open access: yes, 2014
We present threshold enhanced N$^3$LO QCD corrections to inclusive Higgs production through bottom anti-bottom annihilation at hadron colliders using threshold resummed cross section.
Ahmed, Taushif   +2 more
core   +1 more source

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