Analytical Chemistry – Page 3 – En.BuradaBiliyorum.Com

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#Fluorine enables separation-free ‘chiral chromatographic analysis’

Admin6 years ago04 mins

“#Fluorine enables separation-free ‘chiral chromatographic analysis’” Mechanism and utilities of the 19F NMR-based separation-free enantiodifferentiation. Credit: Zhao Yanchun Researchers from the Shanghai Institute of Organic Chemistry of the Chinese Academy of Sciences recently developed a new platform for rapid chiral analysis, producing chromatogram-like output without the need for separation. The study was published in Cell…

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#Bringing burnt bones back to life using 3-D technology

Admin6 years ago06 mins

“#Bringing burnt bones back to life using 3-D technology” Credit: CC0 Public Domain Forensic scientists at the University of Portsmouth have discovered a new way of presenting fragile evidence, by reconstructing a ‘jigsaw’ of human bone fragments using 3-D printing. In the first known study of its kind, researchers took fragmented burnt human bones and…

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#Simple device monitors health using sweat

Admin6 years ago09 mins

“#Simple device monitors health using sweat” A multivalve sweat collector for monitoring health. Credit: Jennifer M. McCann/ Penn State A device that monitors health conditions in the body using a person’s sweat has been developed by Penn State and Xiangtan University researchers, according to Huanyu “Larry” Cheng, assistant professor of engineering science and mechanics, Penn…

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#New ‘fingerprints’ added to chemical identification database

Admin6 years ago08 mins

“#New ‘fingerprints’ added to chemical identification database” NIST research chemist Kelly Telu injects a sample into a mass spectrometer, a laboratory instrument that scientists use to identify unknown chemical compounds. Credit: M. Delorme/NIST The National Institute of Standards and Technology (NIST) has updated its database of chemical fingerprints, called mass spectra, that are used to…

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#Self-powered ‘paper chips’ could help sound an early alarm for forest fires

Admin6 years ago05 mins

“#Self-powered ‘paper chips’ could help sound an early alarm for forest fires” A sensor (white strip) on a houseplant activates an alarm when fire is near. Credit: Adapted from ACS Applied Materials & Interfaces 2020 Recent devastating fires in the Amazon rain forest and the Australian bush highlight the need to detect forest fires at…

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#Chemists developing paper-strip urine test for at-home/office/clinic COVID-19 evaluation

Admin6 years ago06 mins

“#Chemists developing paper-strip urine test for at-home/office/clinic COVID-19 evaluation” Robbyn Anand and students in her research group are developing a new paper-strip test to detect the coronavirus that causes COVID-19. Credit: College of Liberal Arts and Sciences Chemists at Iowa State University are developing a paper-strip urine test to detect infection by the coronavirus that…

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#New 3-D X-ray technique reveals secrets from inside bones

Admin6 years ago09 mins

“#New 3-D X-ray technique reveals secrets from inside bones” Credit: Tilman Grünewald An international research team has used new X-ray techniques to describe how the architecture of healthy human bones is built up. The team has uncovered a hitherto unknown structure in healthy bones. The human bone is a wonderful and fantastic biological material. Bone…