Results 61 to 70 of about 1,418,768 (341)

Cold Plasma-Induced Changes in Polyethylene Particles and Their Binding Affinity to Selected Pharmaceuticals

open access: yesMolecules
Environmental contamination with microplastics and trace pharmaceuticals is an increasing ecological and health concern. This study aimed to investigate the effects of low-temperature cold plasma on polyethylene (PE) microplastic particles and to assess ...
Aleksandra Wypart-Pawul   +3 more
doaj   +1 more source

Chemical survey toward young stellar objects in the Perseus molecular cloud complex [PDF]

open access: yes, 2018
Chemical diversity of the gas in low-mass protostellar cores is widely recognized. In order to explore its origin, a survey of chemical composition toward 36 Class 0/I protostars in the Perseus molecular cloud complex, which are selected in an unbiased ...
Bachiller, Rafael   +14 more
core   +3 more sources

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Direct air capture of CO2 – topological analysis of the experimental electron density (QTAIM) of the highly insoluble carbonate salt of a 2,6-pyridine-bis(iminoguanidine), (PyBIGH2)(CO3)(H2O)4

open access: yesIUCrJ, 2019
Chemical bonding and all intermolecular interactions in the highly insoluble carbonate salt of a 2,6-pyridine-bis(iminoguanidine), (PyBIGH2)(CO3)(H2O)4, recently employed in the direct air capture of CO2 via crystallization, have been analyzed within the
Christopher G. Gianopoulos   +6 more
doaj   +1 more source

Review of trace toxic elements (Pb, Cd, Hg, As, Sb, Bi, Se, Te) and their deportment in gold processing. Part 1: Mineralogy, aqueous chemistry and toxicity [PDF]

open access: yes, 2011
A literature review on the deportment of trace toxic elements (Pb, Cd, Hg, As, Sb, Bi, Se, and Te) in gold processing by cyanidation is presented which compiles the current knowledge in this area and highlights the gaps.
Breuer, P.L.   +4 more
core   +2 more sources

The role of histone modifications in transcription regulation upon DNA damage

open access: yesFEBS Letters, EarlyView.
This review discusses the critical role of histone modifications in regulating gene expression during the DNA damage response (DDR). By modulating chromatin structure and recruiting repair factors, these post‐translational modifications fine‐tune transcriptional programmes to maintain genomic stability.
Angelina Job Kolady, Siyao Wang
wiley   +1 more source

Incrementalism of environmental innovations versus paradigmatic change: A comparative study of the automotive and chemical industries [PDF]

open access: yes
Environmental innovations; technological regime; technological paradigm; environmental regulation; automotive industry; green ...
Maïder SAINT JEAN (GREThA)   +1 more
core   +3 more sources

Team-Based Project Design for Environmental Chemistry and Entrepreneurship Learning

open access: yesInternational Journal of Research in STEM Education
The aims of this study are to develop a learning design an integrated learning Environmental Chemistry-Entrepreneurial Education (EC-EE) and to investigate its impact on students’ motivation in learning Environmental Chemistry. The development procedure
Rayandra Asyhar   +2 more
doaj   +1 more source

Lower Stratospheric Measurement Issues Workshop Report [PDF]

open access: yes, 1992
The Lower Stratospheric Measurement Issues workshop was held on 17-19 Oct. 1990. The 3-day workshop was sponsored by the Atmospheric Effects of Stratospheric Aircraft (AESA) component of the High Speed Research Program (HSRP).
Schmeltekopf, Arthur L.
core   +1 more source

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