Article
Materials Science, Multidisciplinary
Amara Nasir, Sadia Khalid, Anca Mazare, Tariq Yasin
Summary: In this study, a metal-free conducting nanohybrid composite based on biopolymers was developed for non-enzymatic hydrogen peroxide detection. The composite consisted of crosslinked chitosan and polyaniline grafted graphene oxide. The sensor exhibited a low detection limit, a wide linear range, and high sensitivity.
MATERIALS RESEARCH BULLETIN
(2023)
Article
Nanoscience & Nanotechnology
Yubo Zou, Zeyu Chen, Xu Guo, Zhiyuan Peng, Chuying Yu, Wenbin Zhong
Summary: This study presents a method for preparing graphene-based aerogels with excellent mechanical strength, elasticity, and compressibility, and demonstrates their potential application as pressure sensors.
ACS APPLIED MATERIALS & INTERFACES
(2022)
Article
Energy & Fuels
Jamile Mohammadi Moradian, Fu-Qiao Yang, Nuo Xu, Jia-Yi Wang, Jing-Xian Wang, Chong Sha, Amjad Ali, Yang-Chun Yong
Summary: This study developed a method to modify carbon felt electrode with polymerized nanofiber polyaniline (PANI) to increase the conductivity of the anode and enhance the adherence of yeast cells for improved bioelectricity and hydrogen production in MFCs. The results showed that PANI/CF modified electrode had a significantly higher power output and hydrogen yield compared to the bare CF anode.
Article
Chemistry, Physical
Bingul Kurt Urhan, Hulya Ozturk Dogan, Tuba Oznuluer Ozer, Umit Demir
Summary: In this study, polyaniline (PANI) with abundant protonated regions was utilized as a palladium (Pd) support to enhance the performance of hydrogen evolution reaction (HER). Pd@PANI nanofiber electrode was synthesized by electrochemical deposition of Pd nanoclusters on PANI, which showed low overpotential and small Tafel slope for HER. The Pd@PANI/Au electrode exhibited high catalytic activity and stability, making it a promising candidate for HER applications.
INTERNATIONAL JOURNAL OF HYDROGEN ENERGY
(2022)
Article
Chemistry, Physical
Yue Jiao, Ya Lu, Kaiyue Lu, Yiying Yue, Xinwu Xu, Huining Xiao, Jian Li, Jingquan Han
Summary: The composite hydrogel composed of polyaniline, polyacrylic acid, and oxidized cellulose nanofibrils exhibits excellent mechanical properties, electrical conductivity, and self-healing abilities, making it a promising material for applications in health monitoring and smart robotics.
JOURNAL OF COLLOID AND INTERFACE SCIENCE
(2021)
Article
Materials Science, Multidisciplinary
Zhenzhen Huang, Yanxin Wang, Xianhang Yan, Xinhui Mao, Zhiyuan Gao, Matt J. Kipper, Linjun Huang, Jianguo Tang
Summary: In this study, a luminescent lanthanide complex, Eu(tta)3phen, was used to prepare fluorescent nanofiber films. The nanofibers, composed of chitosan and polyethylene oxide containing silica nanoparticles, encapsulated the Eu(tta)3phen. The resulting Na-CS/PEO-SiO2@Eu(tta)3phen fiber film showed high sensitivity and a wide detection range, making it a recyclable sensor for the detection of Cu2+ ions.
Article
Chemistry, Analytical
Sarvajith Malali Sudhakara, Mruthyunjayachari Chattanahalli Devendrachari, Harish Makri Nimbegondi Kotresh, Fasiulla Khan
Summary: Cobalt phthalocyanines are known for their superior electrocatalytic properties in analyzing a wide range of organic, inorganic, and biomolecular samples. This study describes the synthesis of an electrocatalyst by covalently connecting tetra carboxy cobalt phthalocyanine with the conducting polyaniline for detecting bioactive H2O2. The synthesized molecule exhibits outstanding catalytic activity, possibly due to the synergistic effect between the macrocyclic phthalocyanine molecule and the conducting PANI.
MICROCHEMICAL JOURNAL
(2021)
Article
Chemistry, Multidisciplinary
Yubo Zou, Zeyu Chen, Zhiyuan Peng, Chuying Yu, Wenbin Zhong
Summary: The proposed method in this study allows for the preparation of ANF/rHGO and ANF/rHGO/PANI hydrogels with high mechanical properties and thermal stability, demonstrating excellent recoverability and oil absorption capacity, as well as high tensile strength in the obtained films, promising for various applications.
Article
Biochemistry & Molecular Biology
Qiang Yang, Jing Guo, Sen Zhang, Fucheng Guan, Yue Yu, Shi Feng, Xuecui Song, Da Bao, Xin Zhang
Summary: In this study, PVA/PEO/CHI nanofiber scaffolds were successfully prepared by incorporating chitosan into the PVA/PEO system. These scaffolds exhibited a hierarchical pore structure and elevated porosity, providing suitable space for cell growth. The addition of CHI effectively improved cell adhesion and surface wettability of the nanofiber scaffolds, and increased the breaking stress and mechanical properties.
INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES
(2023)
Article
Chemistry, Multidisciplinary
Hiroshi Kakinuma, Saya Ajito, Tomohiko Hojo, Motomichi Koyama, Eiji Akiyama
Summary: Real-time visualization of atomic state hydrogen in metals has been achieved using a hydrogenochromic sensor. The color change of the sensor allows for visualizing the distribution of hydrogen atoms in metals, and the sensor has high sensitivity and high spatial resolution, making it promising for studying hydrogen behavior in metals.
ADVANCED MATERIALS INTERFACES
(2022)
Article
Engineering, Electrical & Electronic
Deepak S. Upadhye, Avinash S. Dive, Ravikiran B. Birajadar, Sagar B. Bagul, Ketan P. Gattu, Ramphal Sharma
Summary: In this study, a thin film of polyaniline nanofiber was successfully synthesized on a glass substrate using a simple and inexpensive method. The nanofiber exhibited cylindrical shape with an average diameter of approximately 59 nm. The polyaniline nanofiber showed noticeable response to low gas concentrations of ammonia and had a high detection limit.
JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS
(2022)
Article
Engineering, Multidisciplinary
Oguz Kagan Topsoy, Fakhriy Muhammad, Seda Kolak, Ahmet Ulu, Oznur Gungor, Murat Simsek, Suleyman Koytepe, Burhan Ates
Summary: In this study, a screen-printed electrode modified with nanofibers prepared via electrospinning technique was successfully developed for Diazinon detection. The electrochemical behaviors of the modified electrode were characterized and optimized, showing good performance in detecting Diazinon in real samples. The developed sensor has the potential to be used for determining the presence and level of Diazinon in practical applications.
Article
Multidisciplinary Sciences
Mohammad Ali Haghighat Bayan, Faramarz Afshar Taromi, Massimiliano Lanzi, Filippo Pierini
Summary: Introducing hollow core polyaniline (PANI) nanofibers as a buffer layer can improve the power conversion efficiency of polymer solar cells (PSCs) with higher open-circuit voltage and power conversion efficiency.
SCIENTIFIC REPORTS
(2021)
Article
Biochemistry & Molecular Biology
Wenxia Liu, Tao Lou, Xuejun Wang
Summary: Chitosan/polyaniline nanofibrous composite membranes were fabricated by electrospinning and exhibited significantly improved adsorption capacity for dyes. The doped polyaniline enhanced the conductivity of the composite membrane, promoting the dye transfer rate and capacity. This study provides a feasible strategy to construct high performance adsorbents for wastewater treatment by introducing conductive polymers into adsorbents.
INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES
(2023)
Article
Materials Science, Multidisciplinary
Madari Palliyalil Sidheekha, Lijin Rajan, Yahya A. Ismail
Summary: This article presents the reaction driven biomimetic sensing characteristics of a highly electroactive polyaniline/chitosan hybrid film. The SEM analysis, galvanostatic and potentiodynamic methods were used to study the sensing signals generated by the hybrid film in different chemical reaction environments.
MATERIALS CHEMISTRY AND PHYSICS
(2022)
Article
Engineering, Electrical & Electronic
Chan Il Park, Miryn Seong, Mi Ae Kim, Dojin Kim, Hyunju Jung, Mingu Cho, Sang Hoon Lee, Hyokang Lee, Sungjoon Min, Jaehyeong Kim, Minseok Kim, Jong-Hyun Park, Seyeoul Kwon, Binn Kim, Se June Kim, Weonseo Park, Joon-Young Yang, Sooyoung Yoon, Inbyeong Kang
JOURNAL OF THE SOCIETY FOR INFORMATION DISPLAY
(2018)
Article
Materials Science, Multidisciplinary
Rambabu Kuchi, Viet Dongquoc, Srivathsava Surabhi, Dojin Kim, Soon-Gil Yoon, Seung-Young Park, Jihoon Choi, Jong-Ryul Jeong
PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE
(2018)
Article
Materials Science, Multidisciplinary
Rambabu Kuchi, Hieu M. Nguyen, Viet Dongquoc, Phuoc Cao Van, Srivathsava Surabhi, Soon-Gil Yoon, Dojin Kim, Jong-Ryul Jeong
PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE
(2018)
Article
Chemistry, Physical
Dong-Bum Seo, Songhee Kim, Tran Nam Trung, Dojin Kim, Eui-Tae Kim
JOURNAL OF ALLOYS AND COMPOUNDS
(2019)
Article
Chemistry, Physical
Nguyen Duc Chinh, Chunjoong Kim, Dojin Kim
JOURNAL OF ALLOYS AND COMPOUNDS
(2019)
Article
Chemistry, Analytical
Nguyen Duc Chinh, Truong Thi Hien, Lam Do Van, Nguyen Minh Hieu, Nguyen Duc Quang, Seung-Mo Lee, Chunjoong Kim, Dojin Kim
SENSORS AND ACTUATORS B-CHEMICAL
(2019)
Article
Materials Science, Biomaterials
Taeyang Han, Youhan Sohn, Sang Jin Park, Yu-Chan Kim, Kang Sik Lee, Hye Sung Kim, Soon-Gil Yoon, Dojin Kim, Jun Hyun Han
MATERIALS SCIENCE AND ENGINEERING C-MATERIALS FOR BIOLOGICAL APPLICATIONS
(2019)
Article
Chemistry, Physical
Sutripto Majumder, Avinash C. Mendhe, Dojin Kim, Babasaheb R. Sankapal
JOURNAL OF ALLOYS AND COMPOUNDS
(2019)
Article
Chemistry, Analytical
Nguyen Minh Hieu, Cao Van Phuoc, Truong Thi Hien, Nguyen Duc Chinh, Nguyen Duc Quang, Chunjoong Kim, Jong-Ryul Jeong, Dojin Kim
Article
Chemistry, Physical
Weiguang Hu, Nguyen Duc Quang, Sutripto Majumder, Eunhee Park, Dojin Kim, Ho-Suk Choi, Hyo Sik Chang
JOURNAL OF ALLOYS AND COMPOUNDS
(2020)
Article
Chemistry, Analytical
Nguyen Manh Hung, Nguyen Minh Hieu, Nguyen Duc Chinh, Truong Thi Hien, Nguyen Duc Quang, Sutripto Majumder, GyuSeok Choi, Chunjoong Kim, Dojin Kim
SENSORS AND ACTUATORS B-CHEMICAL
(2020)
Article
Chemistry, Analytical
Nguyen Manh Hung, Chuong Nguyen, Vinaya Kumar Arepalli, Jeha Kim, Nguyen Duc Chinh, Tien Dai Nguyen, Dong-Bum Seo, Eui-Tae Kim, Chunjoong Kim, Dojin Kim
Article
Chemistry, Analytical
Nguyen Duc Chinh, Nguyen Manh Hung, Sutripto Majumder, Chunjoong Kim, Dojin Kim
Summary: Co3O4/single-walled carbon nanotube (Co3O4/SWCNT) hybrid structures were fabricated and showed promising methanol sensing properties. The best sensing performance was observed for the material fabricated by deposition for 15 min and oxidized at 500 degrees C. The hybrid sensor structures also exhibited a low detection limit, good selectivity, repeatability, and long-term stability, indicating their potential for practical applications in methanol sensing.
SENSORS AND ACTUATORS B-CHEMICAL
(2021)
Article
Electrochemistry
Truong Thi Hien, Nguyen Duc Quang, Nguyen Manh Hung, Haneul Yang, Nguyen Duc Chinh, Soonhyun Hong, Nguyen Minh Hieu, Sutripto Majumder, Chunjoong Kim, Dojin Kim
JOURNAL OF THE ELECTROCHEMICAL SOCIETY
(2019)
Article
Electrochemistry
Nguyen Duc Quang, Sutripto Majumder, Chunjoong Kim, Dojin Kim
JOURNAL OF THE ELECTROCHEMICAL SOCIETY
(2019)
Article
Chemistry, Analytical
Mengmeng Guo, Na Luo, Yueling Bai, Zhenggang Xue, Qingmin Hu, Jiaqiang Xu
Summary: A porous heterostructure WO3-C/In2O3 was designed and prepared for a miniature H2 sensor, which showed higher response value, lower operating temperature, fast response-recovery speed, and low limit of detection.
SENSORS AND ACTUATORS B-CHEMICAL
(2024)
Article
Chemistry, Analytical
Feng Hu, Hui Hu, Yuting Li, Xiaohui Wang, Xiaowen Shi
Summary: Arsenic contamination in water bodies is a significant health risk. This study developed a chitosan-catechol modified electrode for rapid and accurate detection of trace amounts of arsenic. The modified electrode demonstrated good detection capability and resistance to ionic interference, making it suitable for in situ detection.
SENSORS AND ACTUATORS B-CHEMICAL
(2024)
Article
Chemistry, Analytical
Yantao Zhang, Qian Liu, Tao Tian, Chunhua Xu, Pengli Yang, Lianju Ma, Yi Hou, Hui Zhou, Yongjun Gan
Summary: In this study, a lysosome-targeting buffering fluorogenic probe (Lyso-BFP) was designed and synthesized, demonstrating excellent photostability, pH specificity, and responsiveness to lysosomal acidification in living cells. The performance of Lyso-BFP in pH sensing was attributed to the inhibition of the photo-induced electron transfer process. Lyso-BFP allowed for wash-free imaging and long-term real-time monitoring of lysosome pH changes based on its off-on fluorescence behavior and buffer strategy.
SENSORS AND ACTUATORS B-CHEMICAL
(2024)
Article
Chemistry, Analytical
Wei Cai, Wenbo Sun, Jiayue Wang, Xiaokui Huo, Xudong Cao, Xiangge Tian, Xiaochi Ma, Lei Feng
Summary: In this study, a near-infrared fluorescent probe HCBG was developed for imaging of alpha-GLC. HCBG exhibited excellent selectivity and sensitivity towards alpha-GLC in complex bio-samples, and showed good cell permeability for in situ real-time imaging. Through the high-throughput screening system established by HCBG, a natural alpha-GLC inhibitor was successfully isolated and identified. This study provides a novel fluorescence visualization tool for discovering and exploring the biological functions of diabetes-related gut microbiota, and a high-throughput screening approach for alpha-GLC inhibitor.
SENSORS AND ACTUATORS B-CHEMICAL
(2024)
Article
Chemistry, Analytical
Trey W. Pittman, Xi Zhang, Chamindie Punyadeera, Charles S. Henry
Summary: Heart failure is a growing epidemic and a significant clinical and public health problem. Researchers have developed a portable and affordable diagnostic device for heart failure that can be used at the point-of-care, providing a valid alternative to current diagnostics approaches.
SENSORS AND ACTUATORS B-CHEMICAL
(2024)
Article
Chemistry, Analytical
Anders O. Tjell, Barbara Jud, Roland Schaller-Ammann, Torsten Mayr
Summary: An optical hydrogen peroxide sensor based on catalytic degradation and the detection of produced oxygen is presented. The sensor offers higher resolution and better sensitivity at lower H2O2 concentrations. By removing O2 from the sample solution, a more sensitive O2 sensor can be used for measurement. The sensor has been successfully applied in a flow-through cell to measure H2O2 concentration in different flow rates.
SENSORS AND ACTUATORS B-CHEMICAL
(2024)
Article
Chemistry, Analytical
Seong Jae Kim, Ji-hun Jeong, Gaabhin Ryu, Yoon Sick Eom, Sanha Kim
Summary: Surface-enhanced Raman spectroscopy (SERS) is a high-sensitivity, label-free detection method with various analytical applications. Researchers have developed a hydrophobic SERS substrate based on engineered carbon nanotube arrays (CNT-SERS) and studied the role of structural design at both micro and nanoscales. The substrate demonstrated controlled self-enrichment capability and enhanced sensitivity, with a significant increase in the SERS signal. The study also proposed a theoretical model and a concentration strategy inspired by plants for analyte deposition on microarrays.
SENSORS AND ACTUATORS B-CHEMICAL
(2024)
Article
Chemistry, Analytical
Dan Zhao, Renjun Jiang, Xiaoqiang Liu, Subbiah Alwarappan
Summary: In this study, a novel ternary composite material was constructed by assembling cerium vanadate nanorods on reduced graphene oxide-microcrystalline cellulose nanosheets, and it was used for real-time monitoring of the concentration of superoxide anions in vivo. The ternary composite showed excellent conductivity, large surface area, and abundant active sites, leading to a wider linear range, high sensitivity, low detection limit, and fast response time for superoxide anion detection.
SENSORS AND ACTUATORS B-CHEMICAL
(2024)
Article
Chemistry, Analytical
Tengfei Wang, Liwen Wang, Guang Wu, Dating Tian
Summary: In this study, a covalent organic framework material TaTp-COF with porous and uniform spheres was successfully prepared via hydrothermal reaction, and it was found to significantly enhance the aggregation-induced emission (AIE) of berberine. The unique emission properties of berberine on TaTp-COF were studied and utilized for the sensitive detection of berberine.
SENSORS AND ACTUATORS B-CHEMICAL
(2024)
Article
Chemistry, Analytical
Lin Li, Yilei Ding, Lei Xu, Shuoran Chen, Guoliang Dai, Pengju Han, Lixin Lu, Changqing Ye, Yanlin Song
Summary: In this study, a novel TTI based on a ratiometric fluorescent nanosensor is designed, which has the advantages of high accuracy and low cost. Experimental and theoretical investigations confirm its pH responsiveness and demonstrate its good sensitivity and reliability. By monitoring the total volatile basic nitrogen, this TTI can accurately predict food spoilage and can be adaptively modified for different types of food. The TTI based on this nanosensor enables visual monitoring of food quality.
SENSORS AND ACTUATORS B-CHEMICAL
(2024)
Article
Chemistry, Analytical
Fangju Chen, Xueting Wang, Wei Chen, Chenwen Shao, Yong Qian
Summary: Lung cancer is the second most common malignant tumor worldwide. Drug resistance in lung cancer leads to treatment failure and recurrence in majority of patients. This study developed a fluorescent prodrug that can be activated in cancer cells to release drugs, and its signal can be tracked by imaging. It shows a unique autophagy-driven ferroptosis effect, indicating its potential for targeting drug-resistant cancer cells.
SENSORS AND ACTUATORS B-CHEMICAL
(2024)
Article
Chemistry, Analytical
Weichao Li, Qiming Yuan, Zhangcheng Xia, Xiaoxue Ma, Lifang He, Ling Jin, Xiangfeng Chu, Kui Zhang
Summary: This study developed a high-performance gas sensor for formaldehyde detection by modifying ZnSnO3 with ZnO QDs and SnO2 QDs. The modified sensor showed improved sensing response and lower working temperature. The presence of ZnO QDs formed rich heterojunctions, increased surface area, and provided oxygen deficiency for formaldehyde sensing reaction, thus enhancing the sensor performance. This research provides an alternative method to enhance the sensing properties of MOS by QDs modification.
SENSORS AND ACTUATORS B-CHEMICAL
(2024)
Article
Chemistry, Analytical
Joung-Il Moon, Eun Jung Choi, Younju Joung, Jin-Woo Oh, Sang-Woo Joo, Jaebum Choo
Summary: A novel nanoplasmonic substrate was developed for biomedical applications, which showed strong hot spots for detecting biomarkers at low concentrations. The substrate, called AuNPs@M13, was made by immobilizing 60 nm gold nanoparticles onto the surface of an M13 bacteriophage scaffold. It demonstrated higher sensitivity and lower limit of detection compared to commercially available assays.
SENSORS AND ACTUATORS B-CHEMICAL
(2024)
Article
Chemistry, Analytical
Ning Li, Ya Zhang, Ying Xu, Xiaofang Liu, Jian Chen, Mei Yang, Changjun Hou, Danqun Huo
Summary: The molecular subtype of breast cancer guides treatment and drug selection. Invasive tests can promote cancer cell metastasis, so the development of high-performance, low-cost diagnostic tools for cancer prognosis is crucial. Liquid biopsy techniques enable noninvasive, real-time, dynamic, multicomponent, quantitative, and long-term observations at the cellular, genetic, and molecular levels. A Cu-Zr metal-organic framework (MOF) nanoenzyme with monatomic Cu attachment has been synthesized and proven to have high catalytic performance. The sensor constructed using this nanoenzyme shows potential for accurate classification of breast cancer serum samples.
SENSORS AND ACTUATORS B-CHEMICAL
(2024)
Article
Chemistry, Analytical
Jeongmin Kim, Hyemin Kim, Seunghyun Park, Hyeonaug Hong, Yong Jae Kim, Jiyong Lee, Jaeho Kim, Seung-Woo Cho, Wonhyoung Ryu
Summary: This study presents a method to fabricate independently functioning microneedle (MN) electrodes with narrow intervals for high precision electrochemical sensing. The optimized mixture of photocurable polymer and single-wall carbon nanotubes was used to mold single composite MNs, which were then attached to pre-patterned electrodes. Plasma etching and electropolymerization were performed to enhance the electrochemical activity, and Prussian blue and glucose oxidase were electrodeposited on the MNs for glucose detection. The MN electrodes showed good sensitivity and linearity, and the feasibility of glucose detection was demonstrated in an in vivo mouse study.
SENSORS AND ACTUATORS B-CHEMICAL
(2024)