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Electrocatalytic hydrogen peroxide generation using WO3 nanoparticle-decorated sodium niobate microcubes J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-13 Vanessa S. Antonin, Felipe M. Souza, Victor S. Pinheiro, João P.C. Moura, Aline B. Trench, Caio Machado Fernandes, Marcos R.V. Lanza, Mauro C. Santos
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Rational design of bimetallic metal-organic framework derived three-dimensional flower-like and porous NiCoFe LDH/NF electrocatalyst for electrochemical overall water splitting J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-13 Chang Su, Dan Wang, Wenchang Wang, Naotoshi Mitsuzaki, Rong Shao, Qi Xu, Zhidong Chen
We have report a high-performance self-supporting and cost-effective 3D flower-like and porous NiCoFe LDH/NF electrocatalyst for the HER and OER using an electrochemical deposition method subsequent an ion-exchange process.
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Chemical modification of nickel-rich layered cathode materials to improve battery life J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-13 Yue Li, Shijie Jiang, Xugang Ren, Peipei He, Zhouliang Tan, Zhenjiang He, Yi Cheng, Guangsheng Huo, Yunjiao Li
Mechanical integrity issues of Ni-rich cathode materials are major bottlenecks for their commercial application, stemming from the abrupt anisotropic lattice contraction during H2 ↔ H3 phase transitions. Herein, zirconium is used to modify LiNiCoMnO to solve the mechanical integrity issues. The relationship between the mechanical integrity issues and electrochemical performance is systematically examined
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A composite material consisting of tin nanospheres anchored on and embedded in carbon nanofibers for outstanding sodium-ion storage J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-12 Futing Jiang, Fenqiang Luo, Qianyu Fan, Peiwan Guo, Yongchao Liao, Minghao Chen, Chaoran Liu, Junkai Chen, Dechao Wang, Zhifeng Zheng
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Nitrogen-doped carbon nanofiber loaded MOF-derived NiCo bimetallic nanoparticles accelerate the redox transformation of polysulfide for lithium sulfur batteries J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-12 Zeping Wang, Chengxin Liu, Yangyang Wang, Shengqiang Zhang, Miao Huang, Jinbo Bai, Hui Wang, Xiaojie Liu
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Nb4C3Tx MXene-AgNPs decorated laser-induced graphene for selective detection of dopamine J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-12 Megha Shinde, Sri Ramulu Torati, Gymama Slaughter
In this study, a selective electrochemical sensor based on NbCT MXene-silver nanoparticles (NbCT MXene-AgNPs) decorated laser-induced graphene (LIG) electrode synthesized from flexible pyralux film was employed to detect dopamine (DA). The characterization of the synthesized LIG, NbCT MXene, and AgNPs was conducted using UV–visible spectroscopy, scanning electron microscopy, and Raman spectroscopy
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Pt-Fe alloy supported on Fe/NC catalyst with high activity and durability for oxygen reduction reaction J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-12 Yining Dong, Ping Song, Ce Han, Weilin Xu
In this paper, Pt-Fe alloy with low-content of Pt (2 %) was distributed uniformly over the porous Fe/NC substrate treated by nitric acid etching, with small amount of metallic Fe and Pt nanoparticles. The optimized Pt-Fe alloy on Fe/NC substrate showed higher ORR performance with the E of around 0.83 V vs. RHE as well as faster catalytic kinetics. In addition, the catalytic activity has not been decayed
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Fe, Co and Ni trimetallic single-atom doped porous carbon boosting oxygen reduction reaction and oxygen evolution reaction J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-12 Wenjing Dong, Naibao Huang, Yang Zhao, Yuan Feng, Guoqi Zhao, Shuai Ran, Wei Liu
Trimetallic catalysts exhibit potential for functional complementarity and synergistic interactions, rendering them promising for catalyzing reactions involving multi-intermediates. However, achieving a uniform dispersion of all three metal species at the single-atom level continues to pose a significant challenge. In this work, a metal encapsulation-interlayer stacking strategy is developed to prepare
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A novel Sr7Mn4O15 incorporated F-MWCNT nanocomposite: synthesis, characterization, and its electrochemical catalytic activity towards l-tryptophan detection J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-12 Alagan Jeevika, Ryosuke Yambe, Yuna Kim, Ken-ichi Iimura
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The effect of Mg2+ doping on Na3V2O2(PO4)2F/C cathode materials for enhanced sodium storage performance J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-11 Mingyang Ma, Hualing Tian, Yanhui Zhang, Yanjun Cai, Yingbo Wang, Xiang Yao, Zhi Su
NaVO(PO)F, a significant member of the polyanionic sodium superionic conductor family, exhibits high theoretical specific capacitance and operating voltage. However, its application potential is hindered by its limited intrinsic conductivity. In this study, a series of NaVMgO(PO)F/C cathode materials (x = 0, 0.05, 0.1, and 0.15) were synthesized using sol–gel and high-temperature solid-state methods
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Bimetallic alloy nanoparticles embedded in N-doped carbon-based as an anode for potassium-ion storage material J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-11 Yandong Xie, Xiaoqiong Wang, Hongwei Zhang, Deping Xiong, Li Chen, Zuyong Feng, Kunhua Wen, Zhaoying Li, Miao He
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Electrodeposition mechanism of Cu2CoSnS4 thin films onto FTO-coated glass: Effect of some additives J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-11 Omar Ait Layachi, Asmaa Moujib, Outman El Khouja, Aurelian Catalin Galca, Abderrazzak Boudouma, Sara Azmi, Meryem Nini, Mohamed Nohair, Elmati Khoumri
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Cycling performance of Li metal anode in localized high concentration electrolyte and dynamic mechanism analysis J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-11 Ruiqi Wang, Guanyu Li, Feng Wu, Simin Wang, Cunzhong Zhang
In this work, we investigated the apparent cycling performance of lithium metal at different chemical compositions and series current densities; examined the microscopic morphology and thickness variation of the deposition layer on the surface of lithium metal anode and the concentration-depth distribution of trace elements in the solid electrolyte interphase (SEI) film; and characterized the kinetic
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A review: Progress and trend advantage of dopamine electrochemical sensor J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-11 Abdul Karim, M. Yasser, Ahyar Ahmad, Hasnah Natsir, Abdul Wahid Wahab, St. Fauziah, Paulina Taba, Irham Pratama, Rosalin, Arini Rajab, Andi Nur Fitriani Abubakar, Tri Widayati Putri, Rachmin Munadi, Ahmad Fudhail Majid, Arfiani Nur, Fadliah, Akhmad Rifai, Muallim Syahrir
Dopamine is an important neurotransmitter in the human nervous system. Abnormal dopamine conditions can cause diseases such as Parkinson’s, stimulating studies to develop electrochemical methods that are real time, sensitive, and selective compared with traditional methods. This review begins by exploring the various types of electrode modifications used in the development of dopamine sensors, such
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Progress of Pt and iron-group transition metal alloy catalysts with high ORR activity for PEMFCs J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-09 Zilong Zhou, Hui-Juan Zhang, Xiaoxiong Feng, Zhong Ma, Zi-Feng Ma, Yuhua Xue
The performances of proton exchange membrane fuel cells (PEMFCs) are affected by the cathodic oxygen reduction reaction (ORR). Platinum (Pt)-based catalysts can effectively improve the ORR by reducing the activation energy and substantially increase the reaction rate. However, due to the scarcity and high price of Pt, the exploration of PtM alloy catalysts with low Pt loading, high ORR activity and
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Hierarchical network-like Ni-Mn-S/NiMn-LDH nanostructure as efficient electrode material for high-rate and long cycle life hybrid supercapacitors J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-07 Sara Elyan, Majid Arvand
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Air-assisted electrochemical synthesis of new ɑ- and β-naphthols: Presentation EirEir and Eir C Eair oxidation electrochemical mechanism J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-06 Saba Nikbayan, Sadegh Khazalpour, Mahdi Hashemi, Ameneh Amani
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Improved performance of lithium–sulfur battery with a free-standing cobalt-doped vanadium nitride carbon nanofiber interlayer J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-05 Qian-Cheng Zhu, Chun Ye, Tao Xiang, Xiu-Bing Yang, De-Yu Mao
An -doped 3d carbon nanofiber framework embedded with Co-VN (Co-VN/3DNC) was synthesized based on the carbonization of non-woven fabrics. The Co-VN/3DNC interlayer can serve as a physical barrier directly for the shuttle effect alleviating in lithium–sulfur batteries.
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Ni-Co ternary nitrides with multiple surface oxides as bifunctional oxygen electrocatalysts for metal-air batteries J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-03 Xiaorong Chen, Xinmeng Yu, Guixin Zhang, Sisi Wei, Youguo Huang, Hongqiang Wang, Juantao Jiang, Zhaoling Ma, Qingyu Li
The bifunctional non-noble metal catalysts based on the metal nitrides with high activity and high efficiency is very challenging for the development of high-performance metal-air batteries. Herein, a new Ni-Co ternary nitrides anchored on nitrogen-doped carbontubes (denoted as NiCoN/CNT) is rationally designed by the thermal of corresponding hydroxide/carbontubes at low temperature, following nitridation
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Electrodeposition of copper on glassy carbon and palladium from choline chloride - ethylene glycol deep eutectic solvent J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-03 Vesna S. Cvetković, Vladimir D. Jović, Nebojša D. Nikolić, Tanja S. Barudžija, Silvana Dimitrijević, Jovan N. Jovićević
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Granule-like NiCu nanosheet arrays grown on nickel foam as an efficient and non-precious catalyst for hydrogen evolution reaction J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-02 Zengzhe Xu, Jin Yan, Haitao Chen, Weimin Huang
The preparation process of the Granule-like NiCu nanosheet arrays grown on nickel foam.
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Facile synthesis of sub-10 nm Cu-MOF nanofibers as electrochemical sensor element for picomolar chloramphenicol detection J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-02 Wei Li, Xinyue Guo, Bowen Shen, Hongjian Ge, Jia Zhang, Longge Liu, Huimin Zheng, Wenqing Liu, Zhengyan Wu, Pengqi Yang
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Ni-doped sites in yeast-derived catalysts for efficient electrochemical synthesis of hydrogen peroxide J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-02 Xiaofeng Xiao, Xiaochun Tian, Feng Zhao
The electrochemical synthesis of hydrogen peroxide (HO) via the 2-electron pathway of oxygen reduction reaction offers a green and on-site product. However, there remains an urgent need to develop cost-efficient electrocatalysts with HO productivity that meets practical industrial-scale requirements. In this study, yeast-derived carbon material loaded with multiple Ni active sites achieved electrochemical
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Constructing heterostructure of Mo-doped Co(CO3)0.5OH on NiCo2S4 nanowires towards electrocatalytic biomass upgrading J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-02 Hongyan Mou, Lv Tang, Yunyi Yang, Ning Wang, Jianyun Gan, Yunpeng Liu, Wu Yang, Qiping Chen, Huiming Fan, Xinwen Peng
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Influence of a dual-stabiliser formed by 3-morpholinoethanesulfonic and 3-mercaptopropionic acids on the photophysical, electrochemical and electrochemiluminescent properties of aqueous soluble CdSe quantum dots J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-02 Roodney A. Carrillo Palomino, María Alicia Zon, Héctor Fernández, Gabriela Valeria Porcal, Fernando Javier Arévalo
Cadmium selenide quantum dots (CdSe QDs) were synthesized in aqueous solution using a dual-stabiliser-capped. The photoluminescent and electrochemilumiscent properties were modulated with the change in the capping composition.
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Architectural engineering of MoSeS material for high-performance aluminum-ion batteries J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-02 Jialing Liu, Xiaobo Ma, Changsheng An, Jianmei Li, Rongchao Zhang, Wenjing Cao, Shiying Zhang, Shumin Zhang, Chao Cai
Architectural engineering emerges as a promising strategy for modulating the energy storage performance of electrode materials. In this study, the incorporation of the S element and a graphene matrix led to the formation of a unique heterojunction structure and defect construction in MoSeS hybrids, resulting in heightened electronic conductivity and increased active sites for aluminum storage. Experimental
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Graphene supported gold hollow sphere for real-time electrochemical detection of H2O2 released from cells J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-02 Peiyao Li, Long Chen, Qingshuang Yao, Habib Ullah Khan, Dugang Chen, Yani Guo
In this work, graphene undergoes twice oxidization to produce reoxidized-graphene oxide (ROGO), and then ROGO reacts with thiourea to obtain thiol-functionalized reduced ROGO (rROGO-SH), achieving reduction and surface thiolation. Subsequently, Au hollow spheres (Au HS) are decorated on rROGO-SH, and an electrochemical sensor is therefore fabricated by coating rROGO-S-Au HS on a glassy carbon electrode
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Electrodeposition of Fe-Co-Ni coating by cyclic voltammetry for efficient hydrogen production J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-02 Ali Kaboli, Naeemeh Esfandiari, Ghasem Barati Darband, Ruhollah Sharifi, Mahmood Aliofkhazraei, Alireza Sabour Rouhaghdam
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Enhanced electrochemical oxygen generation from sillenite phase of bismuth iron oxide (Bi24Fe2O39) ultrafine particles stabilised at room temperature J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-01 Arushi Arora, Ritika Wadhwa, Krishna K. Yadav, Ankush, Menaka Jha
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Enhanced high-rate lithium storage of nanosphere composites with in-situ formed graphene interface bridging Ni3Sn4-based nanoparticles and carbon matrix J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-01 Zhishun He, Zeyu Xu, Haibo Shao, Jianming Wang
Fabricated a facile organic–inorganic coordination complex-derived method and benefiting from partial -formed graphene and double protections with flexible carbon matrix as well as solid nickel metal framework, the resultant hierarchical NiSn@g-C composites deliver superior electrochemical lithium storage performance.
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Evolution of α-V2O5 into electrochemically transformed NaV3O8 structure: Structural changes and supercapacitor application J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-03-01 Amol Vedpathak, Mangesh Desai, Balu Thombare, Ramchandra S. Kalubarme, Guoqing Guan, Sunita Bhagwat, Shrikrishna D. Sartale
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Bacterial cellulose-derived carbon as a self-supported and flexible anode for stable-performance lithium-ion batteries J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-28 Vikram Kishore Bharti, Ashish Priyam Goswami, Chandra Shekhar Sharma, Mudrika Khandelwal
Lithium-ion batteries (LIBs) have been a breakthrough in the arena of energy storage devices since their inception. Earlier the slurry-coated electrodes are used for the development of LIBs. However, the slurry-coated electrode includes electrochemically inactive species (such as current collector, binder, and carbon additive) which decreases the energy density of the device. Therefore, the research
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Improving the initial Coulombic efficiency of SiO anode materials for lithium ion batteries by carbon coating and prelithiation J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-28 Shi Ji, Runfeng Song, Hongyan Yuan, Dan Lv, Lili Yang, Jingyi Luan, Dengyuan Wan, Jie Liu, Cheng Zhong
Silicon monoxide (SiO) is a common high-capacity anode material for lithium-ion batteries (LIBs). However, its low initial Coulombic efficiency (ICE) hinders its development as anode material for LIBs. Here, we report a composite material (d-SiO/C/LSO) prepared by prelithiation of carbon coated disproportionated SiO (d-SiO/C) with lithium hydride (LiH), which has an ICE of 90.3 % and initial discharge
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Effects of electrolyte pHs, temperatures, potentials and oxalate ions on the electrocatalytic reduction of nitrates J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-27 Ziyi Guo, Cuizhu Ye, Yi Shen
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Nb-doping of cation-disordered rocksalt oxides with B2O3 surface modification for superior performance cathode J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-25 Jiashuai Wang, Zhaokun Wang, Haofeng Shi, Chengdeng Wang, Zhi Wang, Wenyuan Zhang, Zhihao Xiong, Yan Gao, Xiaoqin Yan
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Fe-doped NaV3O8 thin films as an efficient electrode with enhanced performance for asymmetric supercapacitor device J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-24 Shobin Vijay, Rojin Varghese, Sakunthala Ayyasamy, Rajesh Swaminathan
Pure and Fe-doped NaVO films on SS substrates were prepared using the cost-effective spray pyrolysis technique. Fe has been doped into the NaVO at different weight percentages of 1, 3 and 5. Preliminary characterizations like XRD and SEM analysis have been carried out for the deposited films to study the changes that occur in the structural and morphological properties of the films caused by doping
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Ni/Co-MOFs derived NiS2/Co3S4 heterostructured microspheres for high-performance asymmetric supercapacitors J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-24 Haolin Shi, Xinyue Feng, Pan Liu, Fangwei Ma, Wei Liu, Jiafeng Wan
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Incorporating LLTO ceramic into PVDF/PEO polymer electrolyte for lithium-ion capacitor J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-22 Ramkumar Gurusamy, Agnes Lakshmanan, Nagarajan Srinivasan, Sabarinathan Venkatachalam
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Square-wave voltammetric evaluation of electrochemical constants: Comparative study with other techniques J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-20 Egor A. Andreev, Daniil E. Borisov, Arkady A. Karyakin
Square-wave voltammetry was employed for evaluation of electrochemical rate constants for soluble hexacyanoferrate ions as well as for iron hexacyanoferrate (Prussian blue) and nickel hexacyanoferrate immobilized on carbon electrodes. Modelling of square-wave response of immobilized species with assumption of Nernstian behavior, the dimensionless net current peak splitting occurs. The peak value decreases
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Efficient bi-functional catalyst towards coupling glycerol oxidation and CO2 reduction to achieve formic acid and formate production J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-19 Shuanglong Zhou, Yu Dai, Qiang Song, Lina Lu, Xiao Yu
Here the simultaneous formation of formic acid and formate from the mutually reinforcing anodic GOR and cathodic CORR is realized. The cathode and anode can realize high Faraday efficiency of formic acid (84.5%) and formate (90.2%), respectively. The mechanism study shows that Cu(OH)/CF as anode electrocatalyst can generates a large number of hydroxyl radicals, which improves the reaction efficiency
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An ultrathin flocculent Co9S8/Ni3S2 hybrid as high-performance bifunctional catalyst for overall water splitting J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-19 Tingting Wang, Zhengang Guo, Manqin Bi, Yulin Duan, Jifan Zhang
Modern industrial hydrogen production is a crucial solution to address the energy crisis. Therefore, the development of a cost-effective and highly efficient hydrolytic hydrogen production catalyst holds significant practical importance. In this study, we propose to synthesize an efficient bifunctional electrocatalyst of CoS/NiS grown on nickel foam (NF) by a one-step hydrothermal method, which has
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Ionic liquid interlayer enable room-temperature, high-voltage, high-specific-capacity solid-state lithium-metal batteries J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-18 Ming Shen, Lei Zhang, Chao Li, Xiangping Feng, Runguo Zheng, Hongyu Sun, Zhiyuan Wang, Yanguo Liu
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Synthesis and characterization of N-MPG/CuS flower-like/MXene to modify a screen-printed carbon electrode for electrochemical determination of nalbuphine J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-18 Mohammad Hossein Mashhadizadeh, Masoumeh Ghalkhani, Esmail Sohouli
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Bi2O3@MoS2 heterojunction for enhanced photoelectrocatalytic hydrogen evolution J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-18 Yongqi Liu, Dongsheng Liu, Bowei Huang, Yating Chen, Xueying Li, Lizhuang Chen, Yuanyuan Dan
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A high-activity Fe-based MOFs fabricated through ultrasound strategy for electrochemical sensor of heavy metal ions and dopamine J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-17 Panpan Chen, Han Wang, Huan Li, Baitong Niu, Hongxu Guo, Zhangxu Chen
Spindle-shaped NH-MIL-101(Fe) has been fabricated through the ultrasound-assisted synthesis method and then characterized by XRD, FT-IR, SEM, HRTEM, XPS, and BET analyses. The as-prepared sample shows a high-performance electrochemical sensor for heavy metal ions and dopamine.
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Influence of magnesium chloride on the electrodeposition of zinc from the 1,3-dimethyl-2-imidazolidinone/ZnCl2 system J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-17 Xin Zhang, Song Li, Jie Yuan, Zhongning Shi
The effect of magnesium chloride (MgCl) on the electrodeposition of zinc in 1,3-dimethyl-2-imidazolidinone (DMI)/ZnCl solvate ionic liquids was investigated. Cyclic voltammetry and Chronoamperometry are employed to study the electrochemical behavior of Zn. The crystal structure, microscopic morphology, and roughness of Zn coatings were measured by X-ray diffraction (XRD), scanning electron microscopy
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CdS quantum dots sensitized Ti-MOFs as high-performance photocathodic materials for immunoassay of alpha-fetoprotein based on Ag+ exchange strategy J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-16 Yinhong Zhou, Wenying Wu, Wenfang Deng, Yueming Tan
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Enhancing low-temperature electrolyte performance through intermittent discharge for improved LiODFB additive film formation J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-16 Li-Juan Zhang, Jin-Zuo He, Xiao Yan, Lu-Fang Luo, Hao-Dong Qiu, Jian-Hong Peng, Qing-Qing Ma, Ning-Shuang Zhang
The challenge of improving low-temperature performance in lithium-ion batteries (LIBs) is attributed to the formation of an unstable solid electrolyte interphase (SEI) film. Lithium difluoro(oxalate)borate (LiODFB) has demonstrated potential in enhancing capacity retention and reducing impedance at low temperatures by establishing a high ion conductivity and stable SEI layer. Previous research indicates
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Enhanced electrochemical performance of Ni-rich cathode for lithium ion batteries under elevated cut-off voltage (4.5 V): Elongated cycle stability of cathode by relaxed mechanical stress in the presence of internal porous layer J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-16 Joong Ho Bae, Keebum Hwang, Jaekwang Kim, Hyunchul Kang, Ilbok Lee, Chul Wan Park, Hiesang Sohn, Songhun Yoon
The improved cycling performance for Ni-rich cathode materials of LiNiCoMnAlO with an inner porous layer (LNCMA@iPL) were obtained under a high cut-off potential of 4.5 V. The cathode materials (LNCMA@iPL) were prepared by the intermittent addition of Al salt during hydroxide precursor co-precipitation, exhibiting the spherical morphology with the structure of core (active material particle) and shell
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Revisiting the Butler-Volmer Electrode Kinetics: Separating the Anodic and Cathodic Current Components of a Quasi-Reversible Electrode Reaction in Staircase Voltammetry J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-15 Valentin Mirceski, Milivoj Lovric, Richard G. Compton, Nabi Ullah
A simple mathematical strategy is proposed to estimate anodic and cathodic current components in voltammetry by combining the basic mathematical model of a quasi-reversible electrode reaction at a conventional planar electrode with the Butler-Volmer electrode kinetics with a goal to simplify and facilitate the measurement of electrode kinetics. In spite of the fact that the separate anodic and cathodic
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Novel composite cathode material α-MnO2@ZIF-67 for high performance aqueous rechargeable Zn-ion battery J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-15 Mingshan Bai, Song Li, Chengkun Zhang, Yue Liu, Zhongsheng Wen, Juncai Sun
As a promising cathode material for aqueous zinc ion batteries, manganese dioxide (α-MnO) faces several challenges such as low ionic conductivity and significant volume expansion during charging and discharging. Coating is an effective method to improve the electrochemical performance, and the composition and structure of the coating layer play a key role in the electrochemical properties of the materials
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One-step mild synthesis of δ-MnO2/Ti3C2Tx cathode for aqueous zinc-ion batteries J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-15 Shaolin Yang, Cheng Zhen, Zhilin Sheng, Fangfang Li, Panpan Fu, Zexi Chen, Jiandong Wu, Yajuan Feng, Hui Lu, Chunping Hou
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High-entropy selenide catalyst for degradation of organic pollutants J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-15 Chia-Tzu Li, Ching-Yu Chiang, Ching-Ting Chiu, Mei-Ling Yu, An-Ya Lo, Wei-Chun Lin, Hyeonseok Lee, Ying-Tsang Lu, Hsiang-Chiu Wu, Wei-Hsuan Hung
In this study, pollution from sewage was addressed using a novel high-entropy material to decompose organic pollutants containing azo groups. Se_(AlCrCuFeNi) (Se_HEC) nanomaterials were employed as an active catalyst to restore organic pollution in aqueous solutions by using the electro-Fenton technique. The efficacy of Se_HEC catalysts in degrading pollutants during the electro-Fenton reaction and
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Red phosphorus confined in porous structures formed by PVDF-Derived carbon as superior anode material for sodium-ion batteries J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-15 Yu'an Lin, Dongping Yang, Deping Xiong, Li Chen, Zuyong Feng, Kunhua Wen, Miao He
Given the widespread availability of sodium on our planet, sodium-ion batteries (SIBs) hold substantial promise as cost-effective energy storage solutions. Red Phosphorus (red P) has emerged as a promising candidate for SIBs anodes due to its impressive theoretical capacity of 2596mAh g. However, red P faces inherent challenges, mainly due to its insulating nature and significant volume changes during
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An efficient organic supercapacitor based on four thiophene substituted naphthalene diimide unit J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-14 Sumit D. Ambore, Chepuri R.K. Rao, Sidhanath V. Bhosale, Sheshanath V. Bhosale
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Detection of polymeric entities through Single-Entity electrochemistry via electrocatalytic amplification J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-14 Thu Ha T. Nguyen, Ji-Eun Jeong, Jee Woo Kim, Ji Young Lee, Haesik Yang, Han Young Woo, Byung-Kwon Kim
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Voltammetric behavior of solifenacin succinate on gold, glassy carbon and boron-doped diamond electrodes: Stability testing and determination J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-13 Jasmina Anojčić, Dušan Mijin, Sanja Eraković Pantović, Aleksandra Bogdanović, Nikola Turuntaš, Sanja Mutić, Slobodan Petrović, Milka Avramov Ivić
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Tri-metallic fluoride nanoplates immobilized on reduced graphene architectures as efficient oxygen evolution reaction catalyst J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-13 Yanhui Lu, Chengang Pei, Xu Han, Yong Li, Ho Seok Park, Jung Kyu Kim, Xu Yu
Exploring the transition metal fluoride-based catalysts with highly catalytic activity is of great importance to satisfy the electrochemical oxygen evolution reaction (OER). Herein, the tri-metallic (cobalt, iron, and nickel) fluorides immobilizing on reduced graphene oxide architectures (CoFeNiF-rGAs) are constructed by hydrothermal and low-temperature fluoridation. The hierarchical structure assembled
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Quantitative characterization of the contribution of electrogenerated active species for NH+ 4-N oxidation on Ti/RuO2-IrO2 anode J. Electroanal. Chem. (IF 4.5) Pub Date : 2024-02-12 Jing Hou, Chen Liu, Yucheng Liu, Haoran Sun, Lizhang Wang
The contribution of active species for ammonia nitrogen (-N) oxidation has received much attention in recent decades through electrocatalytic oxidation (EO) technology. Here we describe the strong -N removal capacity (more than 98 %) with NaCl as electrolyte of Ti/RuO-IrO anode. Electrochemical tests were used to characterize the excellent -N degradation performance of Ti/RuO-IrO anode in presence