Results 101 to 110 of about 154,876 (263)

European bison (Bison bonasus) in the Chornobyl Exclusion Zone (Ukraine) and prospects for its revival [PDF]

open access: yesПраці Теріологічної школи, 2017
In 2012–2016 a European bison adult bull was observed (by camera traps) in the Chornobyl Exclusion Zone (CEZ, Ukraine), west of Tovstyi Lis village. This is the first record of wild bison in Kyiv Polissya for over 300 years.
Sergii Gashchak   +3 more
doaj  

The effect of environmental factors on transepithelial potential in a model Amazonian teleost, the tambaqui (Colossoma macropomum): Implications for sodium balance in harsh environments

open access: yesJournal of Fish Biology, EarlyView.
Abstract The tambaqui (Colossoma macropomum, G. Cuvier 1818) thrives both in the ion‐poor waters of the Amazon and in commercial aquaculture. In both, environmental conditions can be harsh due to low ion levels, occasional high salt challenges (in aquaculture), low pH, extreme PO2 levels (hypoxia and hyperoxia), high PCO2 levels (hypercapnia), high ...
Chris M. Wood   +5 more
wiley   +1 more source

Integration of Fourier and Wavelet Transform for Adsorption Mechanism of Cesium Study Based on X-Ray Diffraction and Absorption Spectroscopy

open access: yesIEEE Access
The safety and storage of nuclear disposal plays a critical challenge in the utilization of radiology applications such as for nuclear medicine, radiotherapy, nuclear energy, particularly concerning the environmental behavior of radio-materials.
Chi-Wen Hsieh   +8 more
doaj   +1 more source

Radioactive Waste Disposal [PDF]

open access: yesPublic Health Reports (1896-1970), 1952
C C, POWELL, H L, ANDREWS
openaire   +2 more sources

Oxygen consumption from air and water, ammonia and urea‐N excretion, and Na+ fluxes during progressive aquatic hypoxia in Amazonian armoured catfish Pterygoplichthys gibbiceps and Pterygoplichthys pardalis

open access: yesJournal of Fish Biology, EarlyView.
Abstract The Amazonian loricariid fish Pterygoplichthys gibbiceps, from the Rio Negro, and Pterygoplichthys pardalis, from the Rio Solimões, are facultative air‐breathers that can use the stomach as an air‐breathing organ. Measurement of oxygen uptake under progressive aquatic hypoxia revealed a relatively high hypoxia resistance of both species.
Bernd Pelster   +2 more
wiley   +1 more source

Talking about gas generation [PDF]

open access: yes, 2013
Dr Richard Shaw currently dedicates his work to a long-term view of radioactive waste management, specifically trying to understand how its waste gases move in deep geological repositories.
Shaw, Richard
core  

Radiocarbon Dioxide detection based on Cavity Ring-Down Spectroscopy and a Quantum Cascade Laser

open access: yes, 2015
Monitoring of radiocarbon ($^{14}$C) in carbon dioxide is demonstrated using mid-infrared spectroscopy and a quantum cascade laser. The measurement is based on cavity ring-down spectroscopy, and a high sensitivity is achieved with a simple setup.
Dean, Julian   +4 more
core   +1 more source

Running an electron microscopy core facility

open access: yesJournal of Microscopy, EarlyView.
Abstract As electron microscopes became more costly, technically complex, and integral to a wide range of scientific fields, centralised electron microscopy (EM) core facilities have become essential for maintaining accessibility, performance, and quality.
Ilkka Miinalainen, Eija Jokitalo
wiley   +1 more source

Diffusion capability of Cs-137 in compacted soil and bentonite under groundwater-saturated condition

open access: yesDiscover Environment
Several researches have been studied the diffusion coefficient (Da) of radionuclide in soil samples in varies location around the world; however, the effect of cations in groundwater as a medium of saturation for Cs-137 diffusion in soil and bentonite ...
Sufi Adzkia Salma   +3 more
doaj   +1 more source

Rotating speed and magnetic pole dependency assisted on copper deposition onto aluminum alloy substrate for bacterial eradication application

open access: yesCommunications in Science and Technology
Copper (Cu) is widely used in many sectors, such as drinking water piping, heat exchangers, and medical equipment. The present research conducted an electrodeposition of Cu over an aluminum (Al) alloy substrate under the influence of various magnetic ...
Basori Basori   +10 more
doaj   +1 more source

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