Results 31 to 40 of about 536,959 (370)

Synthesis and Theoretical Calculations of Benzoic Acid-Based New Mono Azo Dye

open access: yesSüleyman Demirel Üniversitesi Fen-Edebiyat Fakültesi Fen Dergisi, 2022
This study describes the synthesis, characterization and theoretical calculation of 3,5-dihydroxy-2-(naphthalen-2-yldiazenyl) benzoic acid. The synthesized compound was obtained through efficient synthetic route using 2-Naphthylamine and 3,5 ...
Mehmet Ulutürk, Çiğdem Karabacak Atay
doaj   +1 more source

Green synthesis, crystal structure, and antifungal activities of (E)-4-arylidene-5-oxotetrahydrofuran

open access: yesFrontiers in Chemistry, 2022
A series of γ-lactone derivatives (E)-4-arylidene-5-oxotetrahydrofuran derivatives were synthesized via a tandem Passerini 3CC/SN cyclization microwave-assisted one-pot method efficiently starting from Baylis Hillman acids, aryl glyoxals and isocyanides,
Yun Dong   +11 more
doaj   +1 more source

The utility of nuclear magnetic resonance spectroscopy in assisted reproduction [PDF]

open access: yesOpen Biology, 2020
Infertility affects approximately 15–20% of individuals of reproductive age worldwide. Over the last 40 years, assisted reproductive technology (ART) has helped millions of childless couples.
Gitanjali Asampille   +4 more
doaj   +1 more source

Artificial amniotic fluid for nuclear magnetic resonance spectroscopy studies

open access: yesAnalytical Science Advances, 2022
Amniocentesis is the process of retrieving the nutrient‐rich amniotic fluid (AF) that encompasses the growing fetus in order to diagnose fetal diseases and developmental disorders.
Doshina Naila   +2 more
doaj   +1 more source

Applications and Challenges for Metabolomics via Nuclear Magnetic Resonance Spectroscopy

open access: yesApplied Sciences, 2022
Even though metabolomics is about 20 years old, the interest in this “-omic” science is still growing, and high expectations remain in the scientific community for new practical applications in biomedicine and in the agricultural field [...]
Alessia Vignoli   +2 more
doaj   +1 more source

Nuclear magnetic resonance spectroscopy in pancreatic disorders

open access: yesActa Cirúrgica Brasileira, 1997
Nuclear magnetic resonance spectroscopy (NMRS) is a powerful technique that enables continuous monitoring of biochemical processes in tissues and organs in a non-invasive manner.
Ofer Kaplan
doaj   +1 more source

A Spectral-Scanning Nuclear Magnetic Resonance Imaging (MRI) Transceiver [PDF]

open access: yes, 2009
An integrated spectral-scanning nuclear magnetic resonance imaging (MRI) transceiver is implemented in a 0.12 mum SiGe BiCMOS process. The MRI transmitter and receiver circuitry is designed specifically for small-scale surface MRI diagnostics ...
Babakhani, Aydin   +2 more
core   +1 more source

Effect of cyclosporine on hepatic energy status and on fructose metabolism after portacaval shunt in dog as monitored by phosphorus‐31 nuclear magnetic resonance spectroscopy in vivo [PDF]

open access: yes, 1991
The effect of cyclosporin A on the hepatic energy status and intracellular pH of the liver and its response to a fructose challenge has been investigated using in vivo phosphorus‐31 nuclear magnetic resonance spectroscopy in dogs.
Atkinson   +37 more
core   +1 more source

Synthesis and polymerization of 2-(1-methylbut-2-en-1-yl)aniline and its products modification

open access: yesPolymer Testing, 2021
This work is focused on modifying aniline monomers with various characteristics that allows one to study the effect of the substituent on the respective polymer.
Akhat G. Mustafin   +2 more
doaj   +1 more source

Development and Application of THz Gyrotrons for Advanced Spectroscopic Methods

open access: yesPhotonics, 2023
Nowadays, gyrotrons are used in numerous and diverse fields of research and technology. Their most prominent application is to electron cyclotron resonance plasma heating and current drive-in reactors for controlled thermonuclear fusion.
Svilen Sabchevski, Mikhail Glyavin
doaj   +1 more source

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