Analytical Sciences


Hot Articles

The following 'Hot Articles' have been selected as really HOT by the editorial board members.

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Volume 36, Number 7 (2020)

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Fluorescence Enhancement Effect by Metal Nanoparticles-immobilized Microplate
Shuyi SUN, Kyohei MATSUI, So TANABE, Dung NGUYEN, Takamasa KINOSHITA, Yojiro YAMAMOTO, and Hiroshi SHIIGI
Keywords: Microplate, silver nanoparticle, fluorescence enhancement, ELISA
Analytical Sciences, 2020, 36(7), 787.
DOI: 10.2116/analsci.advpub_20C009
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A Method to Analyze Urinary Extracellular Vesicles
Piyawan PAISRISARN, Takao YASUI, and Yoshinobu BABA
Keywords: Urinary extracellular vesicles, cancer, biomarkers, isolation, characterization, analytical method, qualitative analysis, quantitative analysis
Analytical Sciences, 2020, 36(7), 791.
DOI: 10.2116/analsci.20R001

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Amplified Analysis of DNA or Proteins by TdT-generated DNAzyme
Zhuoliang LIU, Tianxiong LIU, Cheng-an TAO, Xianzhe CHEN, Jian HUANG, Fang WANG, and Jianfang WANG
Keywords: DNAzyme, terminal deoxynucleotidyl transferase, DNA, thrombin
Analytical Sciences, 2020, 36(7), 835.
DOI: 10.2116/analsci.19P387

Volume 36, Number 6 (2020)

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Malonyl-based Chemosensors: Selective Detection of Fe3+ Ion in Aqueous Medium
Monu KUMAR, Neha GUPTA, and Amit Pratap SINGH
Keywords: Malonyl-based chemosensors, Fe3+ ion detection, Benesi–Hildebrand plot, Stern–Volmer plot, Job’s plot, density functional theory (DFT)
Analytical Sciences, 2020, 36(6), 659.
DOI: 10.2116/analsci.19P299

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A High-matched Melamine Sensor Using Core/shell Nano Particles of Fe3O4@Polyrutin–COOH and Ionic Liquid as Imprinted Polymeric Monomers
Hongying CHENG, Siyu XIA, Yujie ZHOU, and Binbin LIN
Keywords: Melamine, magnetic molecular imprinted polymeric ionic liquid (MMIPIL), functionalized ionic liquid, polyrutin
Analytical Sciences, 2020, 36(6), 745.
DOI: 10.2116/analsci.19P371

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Characterization of the Volume-based or Number-based Size Distribution for Silica Nanoparticles Using a Unique Combination of Online Dynamic Light Scattering Having a Uni-tau Multi-bit Correlator and High-resolution Centrifugal Field-Flow Fractionation Separator
Tetsuji YAMAGUCHI, Tetsuya MORI, Kengo AOKI, Ryutaro ODA, Masatoshi YASUTAKE, Ayako NAKAMURA, Kayori TAKAHASHI, Tomoo SIGEHUZI, and Haruhisa KATO
Keywords: Online dynamic light scattering, uni-tau multi-bits correlator, centrifugal field-flow fractionation, number-based size distribution, silica nanoparticles
Analytical Sciences, 2020, 36(6), 761.
DOI: 10.2116/analsci.19P351

Volume 36, Number 5 (2020)

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Automatic Background Removal and Correction of Systematic Error Caused by Noise Expecting Bio-Raman Big Data Analysis
Akunna Francess UJUAGU, Ziteng WANG, and Shin-ichi MORITA
Keywords: Background removal, subtraction, systematic error, noise, correction, Raman, bio-Raman, analysis, big data
Analytical Sciences, 2020, 36(5), 511.
DOI: 10.2116/analsci.20C005

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Development of Human Hair Reference Material Supporting the Biomonitoring of Methylmercury
Koichi HARAGUCHI, Mineshi SAKAMOTO, Akito MATSUYAMA, Megumi YAMAMOTO, Dang T. HUNG, Hiromitsu NAGASAKA, Keisuke UCHIDA, Yasunori ITO, Hitoshi KODAMATANI, Milena HORVAT, Hing M. CHAN, Matthew RAND, Ciprian M. CIRTIU, Byoung-Gwon KIM, Flemming NIELSEN, Akane YAMAKAWA, Nikolay MASHYANOV, Nikolai PANICHEV, Elena PANOVA, Tomoaki WATANABE, Naoki KANEKO, Jun YOSHINAGA, Ranny F. HERWATI, Alfrida E. SUOTH, and Hirokatsu AKAGI
Keywords: Human biomonitoring, reference material, methylmercury, mercury speciation
Analytical Sciences, 2020, 36(5), 561.
DOI: 10.2116/analsci.19SBP07

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Potential of Carboxymethylated Polyallylamine as a Functional Group on Chelating Resin for Solid-Phase Extraction of Trace Elements
Shigehiro KAGAYA, Yumi SAEKI, Daiki MORISHIMA, Takehiro KAJIWARA, Waka KAMICHATANI, Hideyuki YANAI, Toshifumi KATOH, Mitsuru SAITO, Makoto GEMMEI-IDE, and Yoshinori INOUE
Keywords: Chelating resin immobilizing carboxymethylated polyallylamine, solid-phase extraction, trace element, selectivity, environmental water sample
Analytical Sciences, 2020, 36(5), 583.
DOI: 10.2116/analsci.19SBP10

Volume 36, Number 4 (2020)

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A RuO2 Nanosheet as a Novel Quencher-free Platform for the Detection of Nucleic Acids in a Homogeneous Solution
Yusuke KITAMURA, Takaaki TANIGUCHI, Miwako TSUTSUMI, Leanddas NURDIWIJAYANTO, Tomoya MATSUO, Yousuke KATSUDA, and Toshihiro IHARA
Keywords: Nucleic acids sensor, RuO2 nanosheet, quencher-free analytical platform, homogeneous assay
Analytical Sciences, 2020, 36(4), 397.
DOI: 10.2116/analsci.20C004

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Simplified Mercury Extraction from Coal Fly Ash for Quantification of Total Mercury by ELISA-based Immunoassay
Yasumoto DATE, Hiroyuki MASAKI, Arata AOTA, Kazuhiro SASAKI, Yukie NAMIKI, Thomas R. GLASS, and Naoya OHMURA
Keywords: Mercury, coal fly ash, immunoassay, simplified analysis, waste management
Analytical Sciences, 2020, 36(4), 453.
DOI: 10.2116/analsci.19P334

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A Novel Metal Adsorbent Composed of a Hexa-histidine Tag and a Carbohydrate-binding Module on Cellulose
Yuki TOGO, Kazunori NAKASHIMA, Wilson MWANDIRA, and Satoru KAWASAKI
Keywords: Carbohydrate-binding module, immobilization, metal affinity tag, transition metals
Analytical Sciences, 2020, 36(4), 459.
DOI: 10.2116/analsci.19P356

Volume 36, Number 3 (2020)

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Printed Organic Transistor-based Biosensors for Non-invasive Sweat Analysis
Kuniaki NAGAMINE, Ayako NOMURA, Yusuke ICHIMURA, Ryota IZAWA, Shiori SASAKI, Hiroyuki FURUSAWA, Hiroyuki MATSUI, and Shizuo TOKITO
Keywords: Sweat analysis, printed electronics, organic transistor-based biosensor, flexible hybrid electronics
Analytical Sciences, 2020, 36(3), 291.
DOI: 10.2116/analsci.19R007

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Microwave-assisted Synthesis of N,S-co-carbon Dots as Switch-on Fluorescent Sensor for Rapid and Sensitive Detection of Ascorbic Acid in Processed Fruit Juice
Sifan XU, Shuqi YE, Yunhui XU, Feifan LIU, Yushun ZHOU, Qian YANG, Hailong PENG, Hua XIONG, and Zhong ZHANG
Keywords: Microwave-assisted synthesis, N,S-co-CDs, ascorbic acid, switch-on, processed fruit juice
Analytical Sciences, 2020, 36(3), 353.
DOI: 10.2116/analsci.19P350

Volume 36, Number 2 (2020)

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Enzyme-responsive Fluorescent Ionic Liquid
Ryoutarou OISHI, Tatsumi MIZUTA, Kenji SUEYOSHI, Tatsuro ENDO, and Hideaki HISAMOTO
Keywords: Alkaline phosphatase, enzyme activity assay, ionic liquid, optical sensor, plasticized PVC membrane
Analytical Sciences, 2020, 36(2), 143.
DOI: 10.2116/analsci.19C013

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Analysis Method of the Ion Current–Time Waveform Obtained from Low Aspect Ratio Solid-state Nanopores
Masateru TANIGUCHI
Keywords: Low aspect nanopores, solid-state nanopores, virus, bacteria, multiphysics, machine learning
Analytical Sciences, 2020, 36(2), 161.
DOI: 10.2116/analsci.19R009

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Critical Comparison of Reference Electrodes with Salt Bridges Contained in Nanoporous Glass with 5, 20, 50, and 100 nm Diameter Pores
Evan L. ANDERSON, Blair K. TROUDT, and Philippe BÜHLMANN
Keywords: Reference electrodes, nanoporous glass, salt bridges, charge screening
Analytical Sciences, 2020, 36(2), 187.
DOI: 10.2116/analsci.19P235

Volume 36, Number 1 (2020)

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Local- and Intermediate-Range Structures on Ordinary and Exotic Phase-Change Materials by Anomalous X-ray Scattering
Jens Rüdiger STELLHORN, Shinya HOSOKAWA, and Shinji KOHARA
Keywords: Amorphous, phase change materials, atomic structure, intermediate-range, reverse Monte Carlo analysis, homology analysis
Analytical Sciences, 2020, 36(1), 5.
DOI: 10.2116/analsci.19SAR02

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Iron Oxyhydroxide Hierarchical Micro/Nanostructured Film as Catalyst for Electrochemical Oxygen Evolution Reaction
Ke-Hsuan WANG, Genta WATANABE, Hayato IKEUCHI, Siyang CUI, I-Ping LIU, Kanta YAMADA, Masaaki YOSHIDA, and Takeshi KAWAI
Keywords: Iron oxide, oxygen evolution reaction electrocatalyst, colloidal crystal templated synthesis, electrodeposition, X-ray absorption fine structure
Analytical Sciences, 2020, 36(1), 27.
DOI: 10.2116/analsci.19SAP09

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Soft X-ray Absorption Spectroscopy of Liquids for Understanding Chemical Processes in Solution
Masanari NAGASAKA, Hayato YUZAWA, and Nobuhiro KOSUGI
Keywords: Soft X-ray absorption spectroscopy, liquid, aqueous solution, molecular interaction, in situ/operando spectroscopy, catalytic reaction, electrochemical reaction
Analytical Sciences, 2020, 36(1), 95.
DOI: 10.2116/analsci.19R005