Results 121 to 130 of about 34,043,766 (224)

PENENTUAN KONSENTRASI RADIONUKLIDA (Ra-226, Th-232, K-40, DAN Cs-137) PADA BAHAN PANGAN MENGGUNAKAN SPEKTROMETER GAMMA DI PASAR RAYA KOTA PADANG [PDF]

open access: yes, 2020
Telah dilakukan penentuan konsentrasi radionuklida (Ra-226, Th-232, K-40, dan Cs-137) pada bahan pangan menggunakan spektrometer gamma di Pasar Raya Kota Padang.
Muthmainnah, -
core  

Study the Effect of Table Salt Concentration in Water on the Absorptivity of Gamma Rays Emitted from the Radioactive Source Cs-137.

open access: yesJOURNAL of UNIVERSITY of BABYLON for Pure and Applied Sciences
This research investigated the influence of table salt concentration in water on the absorption of gamma rays emitted from a cesium-137 (Cs-137) radioactive source. The measurements were performed using the Universal Computer Spectrometer (UCS-30), which represents the latest generation of nuclear spectroscopy systems developed by Spectrum Techniques ...
openaire   +1 more source

Selective excitatory effects of γ‐glutamyl‐glycine, a glutathione metabolite, on GluN1 NMDA and mGlu5 receptors impacting synaptic plasticity

open access: yesBritish Journal of Pharmacology, EarlyView.
Background and Purpose Gamma‐glutamyl dipeptides are essentially produced after glutathione (GSH) degradation. While several γ‐glutamyl dipeptides have been detected in different organs and body fluids, their biological activity remains elusive. This is the case for γ‐Glutamyl‐Glycine (γ‐Glu‐Gly) which has been found in different brain areas.
Sandro Andreu   +20 more
wiley   +1 more source

The epigenetic landscape of skeletal muscle in response to exercise and aging

open access: yesThe FEBS Journal, EarlyView.
Epigenetic mechanisms regulate gene expression in response to exercise and aging, thereby supporting skeletal muscle plasticity. Acute exercise induces chromatin remodeling through histone modifications and DNA methylation, promoting the expression of exercise‐responsive genes.
Sabrina Champsi, David A. Hood
wiley   +1 more source

INDEX

open access: yesGeophysical Monograph Series, Page 351-356., 2020

This book is Open Access. A digital copy can be downloaded for free from Wiley Online Library.

Explores the behavior of carbon in minerals, melts, and fluids under extreme conditions

Carbon trapped in diamonds and carbonate-bearing rocks in subduction zones are examples of the continuing exchange of substantial carbon ...
wiley  

+1 more source

Cs-137 contamination on Antarctic ecosystem

open access: yes, 1990
La sensibilidad del medio ecológico Antártico obliga a conocer los diferentes niveles de contaminación de origen convencional y nuclear, con el fin de establecer posibles acciones tendientes a impedir que futuros accidentes e incidentes atenten contra ...
Vega, M., Valencia T., M., Rueda, M.
core  

Measurement of 137Cs in sample waters.

open access: yes, 2014
137CsCl solutions at concentrations of 0, 0.03, 0.3, 3.0 and 15.0 KBq/kg were passed through the test apparatus. Collected filtered waters were used to measure 137Cs counts by an AccuFLEX γ ARC-7001 gamma counter (A and B).
Noboru Nakamichi (599012)   +3 more
core   +1 more source

Open-Source Optimization of Hybrid Monte Carlo Methods for Fast Response Modeling of NaI (Tl) and HPGe Gamma Detectors

open access: yesJournal of Nuclear Engineering
Modeling the response of gamma detectors has long been a challenge within the nuclear community. Significant research has been conducted to digitally replicate instruments that can cost over USD 100,000 and are difficult to operate outside of a ...
Matthew Niichel, Stylianos Chatzidakis
doaj   +1 more source

Cell Therapy for Periodontal, Soft‐Tissue, and Craniofacial Regeneration

open access: yesJournal of Periodontal Research, EarlyView.
The clinical translation of mesenchymal stem/stromal cells (MSCs) represents a major advancement in dentistry, especially for periodontal, soft‐tissue, and craniofacial regeneration. However, several challenges remain to be addressed, including the absence of standardised protocols, limited scalability, regulatory hurdles, a lack of well‐controlled ...
Kamal Mustafa   +5 more
wiley   +1 more source

Rate-capability study of a four-gap phenolic RPC with a $^{137}$Cs source

open access: yes, 2014
In this paper, we report on the systematic rate-capability study of four-gap phenolic resistive plate chambers (RPCs), with cosmic muons and gamma rays emitted from a $^{137}$Cs source.
Lee, Kyong Sei
core  

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