Results 51 to 60 of about 258,078 (68)

An alternative total synthesis of Greensporone C

open access: yesResults in Chemistry
A simple and efficient stereo selective synthesis of 14-membered Benzannulated macrolactone, Greensporone C has been accomplished in 6.2% overall yield from inexpensive and commercially available starting materials.
Saikam Narendra   +3 more
doaj   +1 more source

Source apportionment, ecological and health risk assessment of potentially toxic elements in water, sediment and blackchin tilapia {Sarotherodon melanotheron (Rüppell 1852)} from Lagos and Ologe Lagoons, Lagos State, Nigeria

open access: yesJournal of Trace Elements and Minerals
Background: Lagos and Ologe Lagoons are parts of the Lagos Lagoon Complex, which provide fish as an animal protein source to the locals. However, these fish species have a high propensity to accumulate pollutants including Potentially Toxic Elements ...
Prince Emeka Ndimele   +23 more
doaj   +1 more source

Ultrasensitive and highly selective Co2+ detection based on the chiral optical activities of L-glutathione-modified gold nanoclusters

open access: yesFrontiers in Chemistry
Developing highly sensitive and selective detection methods is crucial for environmental and healthcare monitoring. In this study, the chiral and fluorescent signals of L-glutathione-modified gold nanoclusters (L-GSH-Au NCs) were discovered to be ...
Qi Ding   +7 more
doaj   +1 more source

Highly conductive V4C3Tx MXene-enhanced polyvinyl alcohol hydrogel electrolytes for flexible all-solid-state supercapacitors

open access: yesFrontiers in Chemistry
Hydrogel electrolytes are an integral part of flexible solid-state supercapacitors. To further improve the low ionic conductivity, large interfacial resistance and poor cycling stability for hydrogel electrolytes, the V4C3Tx MXene-enhanced polyvinyl ...
Xiaoqing Bin, Minhao Sheng, Wenxiu Que
doaj   +1 more source

Application of Mass Spectrometry in New Energy Fields

open access: yesZhipu Xuebao
The development and utilization of environment-friendly energy is imminent with global energy shortage and climate change becoming increasingly serious.
Shi-han LI, Chao QIAN, Shao-dong ZHOU
doaj   +1 more source

Design and Performance Optimization of a Portable VOCs Mass Spectrometer System

open access: yesZhipu Xuebao
Due to their high reactivity, volatile organic compounds (VOCs) can engage in physical and chemical reactions with particulate matter in the atmosphere, leading to air pollution.
Zhen-yu CHEN   +3 more
doaj   +1 more source

Analysis of Composition Differences between Huazhou Citri Grandis Exocarpium and Guangxi Citri Grandis Exocarpium Based on Portable GC-MS and HS/SPME-GC×GC-TOF MS

open access: yesZhipu Xuebao
The volatile components of Citri Grandis Exocarpium from Huazhou (CGEH) and Guangxi (CGEG) were analyzed by portable gas chromatography-mass spectrometry (GC-MS) and comprehensive two-dimensional gas chromatography-time-of-flight mass spectrometry (GC×GC-
Kai-xuan LI   +6 more
doaj   +1 more source

Deep Neural Network Assisted Quantum Chemistry Calculations on Quantum Computers

open access: yesACS Omega, 2023
Kalpak Ghosh   +3 more
doaj   +1 more source

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