Results 81 to 90 of about 702,163 (313)

Raman Spectra of KCl-O-2 at High Pressure and High Temperature

open access: yes, 2020
The chemical reaction of KCl-O-2 system was studied under high pressure and high temperature by using the diamond anvil cell and the laser heating technology. The KCl-O-2 sample was heated at 37 GPa [(1 800 +/- 200) K] and then the products were measured
Zhao Hui-fang   +5 more
core   +1 more source

antonimmo/ocean-wk-spectral-analysis: First release with Zenodo

open access: yes, 2021
Spectral and time series analysis performed on a global ocean simulation -- PhD ...
Antonio Quintana
core   +1 more source

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

Spectral convergence in tapping and physiological fluctuations: Coupling and independence of 1/f noise in the central and autonomic nervous systems

open access: yesFrontiers in Human Neuroscience, 2014
When humans perform a response task or timing task repeatedly, fluctuations in measures of timing from one action to the next exhibit long-range correlations known as 1/f noise. The origins of 1/f noise in timing have been debated for over twenty years,
Lillian M. Rigoli   +3 more
doaj   +1 more source

Application of Infrared Spectroscopy in Microalgal Research

open access: yes, 2019
Microalgae are rich in carotenoids, vitamins, proteins, polyunsaturated fatty acids and other nutrients required by humans and animals. In addition, some microalgae also play critical roles in aquatic ecological environment.
Liu Jing-hua   +4 more
core   +1 more source

Electron transfer between complexes III and IV in S. cerevisiae mitochondrial membranes

open access: yesFEBS Letters, EarlyView.
Mitochondrial oxidative phosphorylation in S. cerevisiae mitoplasts is limited by complex IV catalytic capacity, rather than two‐dimensional cytochrome c diffusion. At physiological cytochrome c : supercomplex ratios at salinity equivalent to that of 20 mm monovalent salt, activity is maximized, indicating that this low ionic strength accurately mimics
Ana Paula Lobez   +2 more
wiley   +1 more source

Study on Recognition of Marine Microplastics Using Raman Spectra Combined With MTF and CNN

open access: yes
In recent years, seawater pollution caused by microplastic waste has caught more and more attention. Raman spectroscopy, a non-destructive detection technique, has representative spectral characteristic peaks, making it easier to identify unknown samples.
Yan, Qi   +5 more
core   +1 more source

The Genesis and Geological Implications for Oceanic Redbeds of the South China Sea in U1434 of IODP Expedition 349-the Constraint from Diffuse Reflectance and X-Ray Fluorescence Spectroscopy

open access: yes, 2019
We presented a new finding that the occurrences of oceanic redbeds in the South China Sea (SCS) first discovered from Expedition 349 are similar to those in Sulu Sea and Celebes Sea from Expedition 124, as well as to the continental redbeds in Sanshui ...
Jiang Lian-ting   +5 more
core   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Microscopic Experimental Study on the Crystallization of TBAB-CO2 Hydrate

open access: yes, 2019
TBAB semi-clathrate hydrate has a huge potential for effective application of carbon dioxide (CO2) capture. Because of the complexity of the crystal structure, the kinetics of TBAB hydrate remains poorly understood.
Zhou Xue-bing   +3 more
core   +1 more source

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