Results 21 to 30 of about 37,305 (281)

Determination of natural radionuclides in waste generated in the potable water treatment plants of the Zona da Mata of the state of Pernambuco- Brazil

open access: yesBrazilian Journal of Radiation Sciences, 2019
The water purification procedure aims to obtain a product appropriate for human consumption, minimizing the presence of contaminants and toxic substances present in the water.
Adriana Muniz de Almeida Albuquerque
doaj   +1 more source

Changing Emotions About Fukushima Related to the Fukushima Nuclear Power Station Accident—How Rumors Determined People’s Attitudes: Social Media Sentiment Analysis

open access: yesJournal of Medical Internet Research, 2020
BackgroundPublic interest in radiation rose after the Tokyo Electric Power Company (TEPCO) Fukushima Daiichi Nuclear Power Station accident was caused by an earthquake off the Pacific coast of Tohoku on March 11, 2011. Various reports on the accident and
Hasegawa, Shin   +6 more
doaj   +1 more source

Determination of chemical elements in magnesium-based materials by neutron activation analysis

open access: yesBrazilian Journal of Radiation Sciences, 2021
Over the last decades there was an increasing interest in using magnesium alloys for medical applications due to their biodegradability in the human body, providing a temporary mechanical support and corroding completely after the tissue healing ...
Caio Almeida Justino Silva   +4 more
doaj   +1 more source

Characterization of bi-layers formed over maraging steel 300 during aging process with steam atmosphere by GIXRD and SEM

open access: yesBrazilian Journal of Radiation Sciences, 2021
Maraging steels are martensitic steels hardened by precipitation during thermal aging, with good machining properties and high strength and corrosion resistance.
Vanessa Sanches Pereira da Silva   +4 more
doaj   +1 more source

Nationalism and internationalism in science: the case of the discovery of cosmic rays

open access: yes, 2010
The discovery of cosmic rays, a milestone in science, comprised scientists in Europe and the US and took place during a period characterised by nationalism and lack of communication.
Carlson, Per, De Angelis, Alessandro
core   +1 more source

Calibration Of The Short Irradiation Facility For k0 - NAA Implementation At The IEA-R1 Reactor

open access: yesBrazilian Journal of Radiation Sciences, 2021
The short irradiation facility of the IEA-R1 nuclear research reactor at IPEN, São Paulo,  Brazil, has been used for short irradiation of samples for the purpose of determining the concentration of elements of these samples through the use of the ...
João Pedro Oliveira Flores   +5 more
doaj   +1 more source

Atmospheric ionization and cosmic rays: studies and measurements before 1912

open access: yes, 2012
The discovery of cosmic rays, a milestone in science, was based on the work by scientists in Europe and the New World and took place during a period characterised by nationalism and lack of communication. Many scientists that took part in this research a
Alessandro de Angelis   +18 more
core   +1 more source

Isotope research before Isotopy : George Hevesy's early radioactivity research in the Hungarian context [PDF]

open access: yes, 2009
This paper presents a framework for the study of George Hevesy's research in the 1910s by distinguishing two styles of radioactivity research: the analytical (as practices in Manchester and Vienna in some extent) and the natural historical styles (as ...
Palló, Gábor
core   +5 more sources

USE OF MONTE CARLO SIMULATIONS FOR OPTIMAL GEOMETRY STUDY IN CALCULATION OF ATTENUATION COEFFICIENT FOR ELEMENT, COMPOUND AND MIXTURE

open access: yesBrazilian Journal of Radiation Sciences, 2021
MCNP is a code extensively used to simulate experiments involving transport of radiation using the Monte Carlo method. This code allows the study of different geometries, materials, and radiation types (e.g.
Caroline Mattos Barbosa   +5 more
doaj   +1 more source

Monitoring of atmospheric emission of alpha emitters radionuclides at a nuclear fuel cycle facility in RJ, Brazil

open access: yesBrazilian Journal of Radiation Sciences, 2021
The Indústrias Nucleares do Brasil S/A (INB) in Resende, state of Rio de Janeiro, operate with open sources containing alpha emitters. This operation produces particulate material in the air.
Wagner De Souza Pereira   +5 more
doaj   +1 more source

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