Results 21 to 30 of about 3,830,075 (379)

Effect of sputtered silver thin film thickness towards morphological and optical properties of black silicon fabricated by two-step silver-assisted wet chemical etching for solar cells application [PDF]

open access: yesPhysics Access, 2022
Effect of sputtered silver (Ag) thin film thickness towards morphological and optical properties of black silicon (b-Si) fabricated by two-step silver-assisted wet chemical etching for solar cells applications is investigated.
Auwal Abdulkadir   +4 more
doaj   +1 more source

High-Resolution X-ray Spectroscopy of the Interstellar Medium: Structure at the Oxygen Absorption Edge [PDF]

open access: yes, 2003
(Abbrev.) We present high-resolution spectroscopy of the oxygen K-shell interstellar absorption edge in 7 X-ray binaries using the HETGS onboard Chandra.
Adrienne M. Juett   +4 more
core   +1 more source

Mitochondrial reactive oxygen species modify extracellular vesicles secretion rate

open access: yesFASEB BioAdvances, 2023
Extracellular vesicle (EV) secretion rate is stimulated by hypoxia that causes increased reactive oxygen species (ROS) production by the mitochondrial electron transport chain (ETC) and hypoxia‐induced factor (HIF)‐1 signaling; however, their ...
Mikkel Ø. Nørgård   +6 more
doaj   +1 more source

Ex Vivo Visualization of Distribution of Intravitreal Injections in the Porcine Vitreous and Hydrogels Simulating the Vitreous

open access: yesPharmaceutics, 2023
The characterization of intravitreal dosage forms with regard to their behavior in vivo is usually explored in preclinical development through animal studies. In vitro vitreous substitutes (VS) to simulate the vitreous body for preclinical investigations
Tobias Auel   +6 more
doaj   +1 more source

Isobutyrylcarnitine as a Biomarker of OCT1 Activity and Interspecies Differences in its Membrane Transport

open access: yesFrontiers in Pharmacology, 2021
Genome-wide association studies have identified an association between isobutyrylcarnitine (IBC) and organic cation transporter 1 (OCT1) genotypes. Higher IBC blood concentrations in humans with active OCT1 genotypes and experimental studies with mouse ...
Ole Jensen   +5 more
doaj   +1 more source

CO2 mitigation studies in packed absorption column using iron oxide nano fluid [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2023
The challenging task in our ecosystem is to reduce acidic gas emissions to some extent. Many gases are emitted from the industries like H2S, CO, CO2, SO2, NO, and NO2 as exhaust gases.
Selvi Pongayi Ponnusamy, Baskar Rajoo
doaj   +1 more source

Determination of the absorption length of CO2, Nd:YAG and high power diode laser radiation for a selected grouting material [PDF]

open access: yes, 2002
The laser beam absorption lengths of CO2, Nd:YAG and a high power diode laser (HPDL) radiation for a newly developed SiO2/Al2O3-based tile grout have been determined through the application of Beer-Lambert’s law.
A.W. Gale   +21 more
core   +1 more source

Various effects of repeated rifampin dosing on coproporphyrin levels in humans

open access: yesClinical and Translational Science, 2023
In recent years, the identification of endogenous substrates as biomarkers became an uprising topic. Particularly coproporphyrins (CPs), byproducts of heme biosynthesis, are intensely investigated as biomarkers for predicting interactions with the ...
Jonny Kinzi   +5 more
doaj   +1 more source

Application of In Vivo Imaging Techniques and Diagnostic Tools in Oral Drug Delivery Research

open access: yesPharmaceutics, 2022
Drug absorption following oral administration is determined by complex and dynamic interactions between gastrointestinal (GI) physiology, the drug, and its formulation.
Stefan Senekowitsch   +15 more
doaj   +1 more source

Evidence for Photoionization Driven Broad Absorption Line Variability [PDF]

open access: yes, 2015
We present a qualitative analysis of the variability of quasar broad absorption lines using the large multi-epoch spectroscopic dataset of the Sloan Digital Sky Survey Data Release 10. We confirm that variations of absorption lines are highly coordinated
Ferland, Gary   +3 more
core   +3 more sources

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