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Biomass-derived carbon quantum dots: a novel and sustainable fluorescent “ON–OFF–ON” sensor for ferric ions

Anal. Methods, 2021, 13,4756-4766
DOI: 10.1039/D1AY01112J, Paper
Aaliya Qureashi, Altaf Hussain Pandith, Arshid Bashir, Lateef Ahmad Malik
Synthetically green and economic, highly sensitive fluorescent CQDs derived from lotus stem for Fe3+ sensing in aqueous solutions.
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Exhaled breath analysis using GC-MS and an electronic nose for lung cancer diagnostics

Anal. Methods, 2021, 13,4793-4804
DOI: 10.1039/D1AY01163D, Paper
Elina Gashimova, Anna Osipova, Azamat Temerdashev, Vladimir Porkhanov, Igor Polyakov, Dmitry Perunov, Ekaterina Dmitrieva
Applying GC-MS with the use of VOC peak area ratios instead of peak areas allows to distinguish the samples of lung cancer patients and healthy volunteers with higher performance.
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Hydrophobicity-switchable deep eutectic solvent-based effervescence-assisted dispersive liquid–liquid microextraction with solidification of floating droplets for HPLC determination of anthraquinones in fried Cassiae semen tea infusions

Anal. Methods, 2021, 13,4739-4746
DOI: 10.1039/D1AY01288F, Paper
Zhihong Shi, Xinye Li, Yuehong Tian, Yuanyuan Fan, Junjie Liu, Hongyi Zhang
HSDES-EA-DLLME-SFD for HPLC determination of anthraquinones in Cassiae semen tea infusions.
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A full spectral analysis method for the gamma spectrum: weighted library least squares

Anal. Methods, 2021, 13,4718-4723
DOI: 10.1039/D1AY01319J, Paper
AiYun Sun, WenBao Jia, DaQian Hei, MengCheng Qiu, Can Cheng, JiaTong Li
An algebraic weighted library least squares method for gamma spectrum analysis is proven to make the analytical results more stable.
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A colorimetric biosensor for ultrasensitive detection of the SURF1 gene based on a dual DNA-induced cascade hybridization reaction

Anal. Methods, 2021, 13,4778-4784
DOI: 10.1039/D1AY01102B, Paper
Tianxiao Yu, Yafang Wang, Huili Quan, Yucui Meng, Zhaohua Wang, Chunchao Zhao, Qing Guo, Jun Ge
In this work, a simple and ultrasensitive colorimetric biosensor for detection of SURF1 gene fragments (Leigh syndrome) has been developed based on a dual DNA-induced cascade hybridization reaction.
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A novel liquid crystal sensing platform for highly selective UO22+ detection based on a UO22+-specific DNAzyme

Anal. Methods, 2021, 13,4732-4738
DOI: 10.1039/D1AY01299A, Paper
Congcong Hu, Ping Li, Zhaoyang Wu, Fengfei Fan, Duo Qian, Yuxin Yi, Shengyuan Yang, Fubing Xiao
A new label-free biosensor based on a UO22+-dependent DNAzyme and liquid crystals was designed for simple and highly selective detection of UO22+.
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Vortex-assisted natural deep eutectic solvent dispersive liquid–liquid microextraction based on the solidification of a floating organic drop for the determination of benzoic acid and sorbic acid in condiments

Anal. Methods, 2021, 13,4805-4813
DOI: 10.1039/D1AY01218E, Paper
Xiaoming Zhu, Shuwen Geng, Tao Wen, Feng Qin, Longshan Zhao
Schematic diagram of VA-DLLME-SFO procedure.
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Dual-readout performance of Eu3+-doped nanoceria as a phosphatase mimic for degradation and detection of organophosphate

Anal. Methods, 2021, 13,4747-4755
DOI: 10.1039/D1AY01080H, Paper
Wendi Lv, Xiaoying Yuan, Chenglu Yan, Qiuting Ma, Bing Wang, Juan Du, Baozhan Zheng, Dan Xiao
A novel dual-readout analytical platform for degradation and detection of p-NPP was conveniently established using Eu:CeO2.
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A simple new method for the determination of ammonium isotopes by gas chromatography-mass spectrometry

Anal. Methods, 2021, 13,4814-4820
DOI: 10.1039/D1AY00456E, Paper
Wei Guo, Ran Jiang, Zhang Xinfeng, Jun Li
We report a new method for the determination of naturally abundant 15N (concentration of 15N) in ammonium in water samples. It has low loss, one step reaction and target product isn't gas. GC-MS is used in this method, easily accepted by researchers.
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In situ identification of TATP and DADP particles collected with transparent tape by Raman spectroscopy and imaging

Anal. Methods, 2021, Advance Article
DOI: 10.1039/D1AY01287H, Paper
Zhenwen Sun, Guannan Zhang, Yonggang Li, Ting Qiao, Zhanfang Liu, Ping Wang, Guangyao Li, Zheng Zhou, Jili Zheng, Yajun Li, Jun Zhu, Yao Liu
The collection of peroxide explosives by transparent tapes and in situ identification of explosive particles by Raman spectroscopy and imaging.
To cite this article before page numbers are assigned, use the DOI form of citation above.
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