Article
Chemistry, Physical
Zongqi Li, Boyang Hu, Ruitao Yu, Tian Tian, Zengcai Guo, Jingbo Mu, Xiaoliang Zhang, Guangshuo Wang, Xiaoyan Liu, Aifeng Liu
Summary: Hollow CoSe2 nanospheres wrapped with reduced graphene oxide (rGO) nanosheets are fabricated, which can reduce aggregation and maintain structural integrity. The wrapping of rGO nanosheets increases electrical conductivity and reduces the adsorption energy of OH- at the CoSe2/rGO interface. The hollow CoSe2/rGO nanocomposites exhibit specific capacities of 757C g-1 at 3 A/g and 552C g-1 at 20 A/g, with a capacity retention of 92% over 5000 cycles at 10 A/g.
APPLIED SURFACE SCIENCE
(2023)
Article
Chemistry, Physical
Yuanlin Xie, Yongcai Qiu, Lanlan Tian, Tiefeng Liu, Xintai Su
Summary: A composite material consisting of ultrafine Fe3O4 anchored in reduced graphene oxides is synthesized for application in lithium-ion battery anodes. The hollow Fe3O4/rGO composites show superior specific capacity and cyclic stability compared to solid Fe3O4/rGO composites, attributed to the ultrafine hollow structure shortening Li+ diffusion path and conductive rGO facilitating rapid electron transfer.
JOURNAL OF ALLOYS AND COMPOUNDS
(2022)
Article
Chemistry, Physical
Yifan Zhao, Yushun Zhao, Fan Wu, Yue Zhao, Yaming Wang, Chao Sui, Xiaodong He, Chao Wang, Huifeng Tan, Chao Wang
Summary: Graphene-assembled hollow nanospheres (GAHNs) have attracted much interest due to their outstanding multi-functional properties, including excellent compressive elasticity and plastic deformation characteristics. The morphology of force measurement tip plays a critical role in the compressive failure modes of GAHNs. With the increase of ambient temperature, the internal pressure of GAHN increases until a crack appears.
Article
Chemistry, Physical
Zheng Yang, Qiuhui Cheng, Weiwei Li, Youjing Li, Cui Yang, Kai Tao, Lei Han
Summary: A NiCoLDH nanosheet-on-nanosheet array electrode with hierarchical and hollow structure was successfully synthesized through a two-step room-temperature method, showing improved specific capacitance and cycling stability. The electrode features abundant electroactive sites, rapid charge transport, and abundant electron pathways, indicating promising applications.
JOURNAL OF ALLOYS AND COMPOUNDS
(2021)
Article
Chemistry, Multidisciplinary
Chengzhen Wei, Cheng Cheng, Kaimin Wang, Xiaochong Li, Hecong Xiao, Qiaofei Yao
Summary: Hierarchical Ni-Co-Mn hydroxide hollow architectures were successfully achieved via an etching process, displaying promising performance in supercapacitors and showing broad application prospects.
Article
Materials Science, Ceramics
Cuixia Cheng, Fang Chen, Yinfang Cheng, Guosong Lai
Summary: In this study, hierarchical hollow microspheres of Bi2MoO6 were prepared and applied as an anode for lithium-ion batteries for the first time, showing superior electrochemical performance.
CERAMICS INTERNATIONAL
(2022)
Article
Chemistry, Analytical
Xiao-Yu Wang, Yi-Ge Feng, Ai-Jun Wang, Li-Ping Mei, Pei-Xin Yuan, Xiliang Luo, Jiu-Ju Feng
Summary: An electrochemical immunosensor was developed for sensitive monitoring of the breast cancer marker HER2, utilizing innovative materials and signal tags to achieve rapid detection with a broad linear range and low detection limit. This sensor shows great potential for screening cancer biomarkers and point-of-care assays.
SENSORS AND ACTUATORS B-CHEMICAL
(2021)
Article
Energy & Fuels
Zeenat, Syeda Maryum Javed, Zahoor Ahmad, Saeed Ahmed, Shahid Iqbal, Iram Javed Naqvi, Muhammad Usman, Muhammad Naeem Ashiq, Ashraf Y. Elnaggar, Zeinhom M. El-Bahy
Summary: In this study, a facile method was developed to fabricate Ni nanoparticles decorated over reduced graphene oxide (Ni/rGO) nanocomposite by an in-situ reduction process. The Ni/rGO exhibited exceptional catalytic activity and stability in water oxidation.
Article
Chemistry, Physical
Hongsheng Li, Haicheng Xuan
Summary: The Ni(OH)(2)/MnMoO4/rGO/NF composite electrode material showed enhanced electrochemical activity and capacity, leading to superior performance in supercapacitors. The hybrid device achieved high energy density and capacity retention over a large number of cycles, making it a promising candidate for next-generation energy storage devices.
INTERNATIONAL JOURNAL OF HYDROGEN ENERGY
(2021)
Article
Engineering, Manufacturing
Qiang Gao, Yu Zhang, Shuai Zhang, Yan Ma, Xianzhe Sheng, Linhao Hui, Zhiwei Wang, Shuhuan Yun, Jianbin Qin, Guangcheng Zhang
Summary: In this study, a composite foam comprising epoxy (EP), reduced graphene oxide (rGO), and nickel chains (Ni) was prepared through a strategy that combined hierarchical structured aerogel skeleton and supercritical carbon dioxide (scCO2) foaming process. The foam exhibited a brick-and-mortar structure and achieved outstanding electromagnetic interference (EMI) shielding efficiency of 41.11 dB in X-band, thanks to the construction of a rGO/Ni bicontinuous conductive skeleton and microcellular structure. The use of liquid epoxy as matrix allowed for good processability and excellent compressive strength (27.33 MPa) of the foam with a density of 0.88 g/cm3, making it a valuable high-performance EMI shielding material.
COMPOSITES PART A-APPLIED SCIENCE AND MANUFACTURING
(2023)
Article
Chemistry, Physical
Fangyuan Wang, Yu Liu, Zhiling Song, Zhichao Miao, Jinping Zhao
Summary: This study utilized a coordination compound of Ni ions and DMG to modify rGO, resulting in the successful design of a promising Ni-N-C-rGO catalyst with high catalytic activity and selectivity for producing CO via CO2RR.
Article
Chemistry, Physical
Pengkun Wei, Zewei Hao, Yang Yang, Lu Liu
Summary: By designing NiSe2/RGO composite catalysts with abundant vacancies, a superior counter electrode for DSSCs has been successfully prepared, providing a new strategy for synthesizing other non-noble metal compounds.
APPLIED SURFACE SCIENCE
(2021)
Article
Nanoscience & Nanotechnology
Honglu Wu, Shuang Li, Yang Liu, Menghua Liu, Yixiang Shi
Summary: The faradaic process of transition-metal-based oxides or/and hydroxides is used to significantly increase the capacity of electrochemical energy storage. However, the poor electrical conductivity and low stability of these materials hinder their potential application. To overcome this, carbon-transition-metal oxide composites are synthesized to combine the high electrical conductivity of carbon materials and the capacity of transition metals. The assembled electrode of hollow carbon nanosphere (HCNS)@Ni precursor/rGO exhibits outstanding electrochemical properties, with a high specific capacity of 1589 F g(-1) at a current density of 0.3 A g(-1) and a capacity retention of 77.9% after 1600 charge-discharge cycles at 10 A g(-1).
ACS APPLIED NANO MATERIALS
(2023)
Article
Energy & Fuels
Ali A. Ensafi, Reihaneh Fazel, Behzad Rezaei, Jin-Song Hu
Summary: Metal-organic frameworks (MOFs) are attracting attention as innovative electrode materials for supercapacitors due to their high porosity, active sites, and tunable structures. In this study, a new MOF composite was fabricated by a hydrothermal method, showing a high porous structure mainly spread on thin graphene oxide nano-sheets. The resulting electrode exhibited superior electrochemical characteristics with high specific capacitance and excellent capacitance retention.
Article
Energy & Fuels
Cheng Cheng, Chengzhen Wei, Yuyan He, Lingyun Liu, Jingyue Hu, Weimin Du
Summary: Hierarchical Ni-Mn hydroxide hollow spheres were successfully prepared by an etching strategy, showing excellent performance as electrode material in terms of specific capacity and cyclic stability. The asymmetric supercapacitor fabricated using Ni-Mn hydroxide and activated carbon exhibited a high specific energy, demonstrating its potential as a promising electrode material for high-performance supercapacitors.
JOURNAL OF ENERGY STORAGE
(2021)
Article
Chemistry, Applied
Kuiyu Yi, Lei Zhang
Summary: An ingenious nanoscale fluorescent sensor based on Eu3+-postfunctionalized MIL-53 (Al) was developed for the detection of Malachite Green (MG) with high selectivity and sensitivity. The sensor exhibited instant reusability and maintained its performance after multiple recycling processes, while revealing the potential mechanism of MG detection. This work demonstrates the promising application of metal-organic frameworks in detecting illegal MG addition in aquaculture water and products.
Article
Chemistry, Inorganic & Nuclear
Kuiyu Yi, Hui Li, Xiaoting Zhang, Lei Zhang
Summary: A novel fluorescence probe for detecting bilirubin has been developed and successfully applied in the determination of BR in serum and urine, as well as the design of portable BR test paper. Additionally, a molecular logic gate device for intelligent fluorescent sensing of BR, and the use of Tb3+@MOF-808 for developing latent fingerprints on different surfaces have been explored.
INORGANIC CHEMISTRY
(2021)
Article
Chemistry, Physical
Lijun Yang, Lei Zhang
Summary: The study focused on a novel N-engineering ultrathin bimetallic oxyphosphides nanosheets for electrochemical water splitting, demonstrating enhanced catalytic activity while achieving energy-saving and wastewater purification simultaneously.
JOURNAL OF COLLOID AND INTERFACE SCIENCE
(2022)
Review
Chemistry, Multidisciplinary
Xue Xiao, Lijun Yang, Wenping Sun, Yu Chen, Hai Yu, Kangkang Li, Baohua Jia, Lei Zhang, Tianyi Ma
Summary: Electrocatalytic water splitting is considered the most effective way to generate green energy-hydrogen and is seen as a promising solution to the world's energy crisis and climate change. While research has achieved high catalytic activities in harsh conditions, practical applications face challenges such as corrosion, catalyst stability, and technical difficulties. As a result, there is increasing focus on studying water splitting in mild conditions or even natural seawater to overcome these obstacles.
Article
Biochemical Research Methods
Xu Xu, Jiaxin Gao, Di Cao, Xiang Li, Xin Zhao, Shuang Yue, Lei Zhang
Summary: A novel 3D N-doped magnetic porous carbon sphere (3D N-MPCSs) was successfully constructed via a simple method. The designed material exhibited large surface area, mesoporous structure, and spherical morphology, making it suitable as a multifunctional adsorbent. When combined with microwave-assisted derivatization and magnetic solid phase extraction, simultaneous extraction, derivatization, and concentration could be achieved within a short time. The method had a low detection limit and high enhancement factors for trace biogenic amines.
JOURNAL OF CHROMATOGRAPHY A
(2022)
Article
Chemistry, Physical
Lijun Yang, Jing Wang, Tianyi Ma, Lei Zhang
Summary: Designing a core-shell nanointerface is beneficial for enhancing the photocatalytic performance of hydrogen peroxide (H2O2) production. A one-dimensional (1D) CuBiOS@CuBi2O4 nanorods with a core-shell nanostructure and O-S interpenetrated nanointerface was synthesized through in-situ anion exchange. The O-S interpenetration at the heterogeneous interface with surface oxygen vacancies effectively improved light absorption, reduced interface contact resistance, facilitated band bending, and enhanced charge separation and transfer as a bridge. The catalyst with tunable O-S nanointerface exhibited significantly improved photocatalytic performances in H2O2 production.
JOURNAL OF COLLOID AND INTERFACE SCIENCE
(2022)
Article
Chemistry, Analytical
Yuanyuan Dong, Lei Zhang
Summary: In this study, NiS/carbon hybrids were designed as an electrocatalyst for the simultaneous detection of serotonin and L-tryptophan. The electrocatalyst showed enhanced activity towards the detection of the target molecules and suppressed interference from other substances. The developed sensor enabled accurate determination of the amounts of serotonin and L-trysptophan in serum, urine, and injection samples.
SENSORS AND ACTUATORS B-CHEMICAL
(2022)
Article
Biochemical Research Methods
Yang Wang, Hongwei Yuan, Ye Wan, Lei Zhang
Summary: In this study, a magnetic three-dimensional acanthosphere-like hierarchical Co@graphitic carbon was introduced as an efficient adsorbent for the extraction of three nitroimidazoles from environmental water and food samples. The 3D Co@GC exhibited good adsorption capacity and fast adsorption kinetics due to its unique hierarchical structure. The method of dispersed magnetic solid-phase extraction was developed for the extraction and quantification of the target compounds, showing a wide linear range and low limits of detection. Satisfactory recoveries were obtained in various spiked samples.
JOURNAL OF CHROMATOGRAPHY A
(2022)
Article
Chemistry, Analytical
Yaqiong Zhang, Lei Zhang
Summary: This study presents a smartphone-assisted paper-based detection strategy for on-site testing of Pi, NR, and HP. The strategy shows high sensitivity, ultra-fast response time, and excellent selectivity, making it a promising approach for environmental wastewater applications. Furthermore, it demonstrates the potential for bioimaging and anti-counterfeiting detection.
Article
Materials Science, Multidisciplinary
Xue Feng, Lei Zhang
Summary: A yolk-shell CuCo2S4@Cu2O nanoreactor with efficient photocatalytic activities for producing high value-added products and degrading pollutants has been synthesized. It offers new opportunities for the application of yolk-shell Z-scheme metal-oxide-based photocatalysts.
JOURNAL OF MATERIALS SCIENCE & TECHNOLOGY
(2023)
Article
Environmental Sciences
Yaqiong Zhang, Xu Xu, Lei Zhang
Summary: In this study, a paper-based fluorescence-sensing system was proposed to accurately report the levels of multiple pollutants. The system showed great potential for detecting wastewater samples and had practical applications in confocal cell imaging and security inks.
SCIENCE OF THE TOTAL ENVIRONMENT
(2023)
Article
Nanoscience & Nanotechnology
Lijun Yang, Ao Zhang, Lei Zhang
Summary: Researchers have designed a novel two-dimensional/three-dimensional hierarchical CuS@MnS photocatalyst for the synthesis of H2O2 through regulating crystal structure, morphology, and photocharge transfer mechanism. By coupling with Sn3O4/Ni foam, the prepared two-compartment cell exhibited boosted activity and stability for the dual production of H2O2. Additionally, a direct hydrazine/O2 fuel cell was used to construct an energy-saving H2O2 generation system, significantly reducing electricity consumption.
ACS APPLIED MATERIALS & INTERFACES
(2023)
Article
Chemistry, Applied
Xu Xu, Jiaxin Gao, Yupu Zhang, Lei Zhang
Summary: In this study, a novel magnetic ionic liquid (MIL) was designed and synthesized, and three benzyl-functionalized MILs were customized. The paracetyl phenyl functionalized MIL showed superior extraction efficiency among others. Under the optimal conditions, the MIL exhibited low detection limits, high recovery rates, and has the potential for detecting trace FQs in food samples.
Article
Engineering, Environmental
Xu Xu, Jiaxin Gao, Di Cao, Xueyan Liu, Muyao Ma, Lei Zhang
Summary: In this study, a novel multifunctional adsorbent, magnetic porous biochar (MPBC), was constructed for simultaneous sensitive detection and capture of multiple antibiotic residues in the environment and food samples. MPBC exhibited excellent adsorption capacity and selectivity for multiple antibiotics through sorptive removal and sensitive detection. This method showed high detection sensitivity and low limits of detection for trace antibiotics in the environment and food samples using HPLC, indicating its potential for routine detection in the food and environment inspection department.
JOURNAL OF ENVIRONMENTAL CHEMICAL ENGINEERING
(2022)
Article
Chemistry, Multidisciplinary
Yang Lijun, Yu Yang, Zhang Lei
Summary: In this study, a high catalytic activity and stable dual-functional electrode for electrocatalytic urea oxidation assisted hydrogen production was prepared. The electrode exhibited excellent catalytic performance due to the synergistic coupling between 2D Co2P nanosheet and 3D CeOx nanoflower. The study also demonstrated that regulating the charge states at the surface/interface of the electrocatalyst could improve its activity.
CHEMICAL JOURNAL OF CHINESE UNIVERSITIES-CHINESE
(2022)
Article
Chemistry, Analytical
Qian Wu, Li Tian, Xiangyu Shan, Huiling Li, Chao Li, Juan Lu
Summary: A novel ECL sensor was developed by modifying Fe3CuO4-Ru(bpy)3+ and GO-CdS@ZnS on the electrode for the detection of permethrin. The sensor exhibited high sensitivity and a wide detection range.
Article
Chemistry, Analytical
Tingting Gong, Lei Liao, Bingying Jiang, Ruo Yuan, Yun Xiang
Summary: In this study, a fluorescent biosensing system for high sensitivity detection of MT was established using a new Ag+-stabilized DNA triplex probe (Ag+-SDTP) combined with catalytic hairpin assembly (CHA) and CRISPR/Cas12a signal enhancements. The sensing method is able to selectively detect MT from other non-specific molecules and can achieve low level detection of MT in diluted human serums, demonstrating its potential for monitoring disease-specific MT biomarker at trace levels.
Article
Chemistry, Analytical
Estrella Sanz Rodriguez, Kyra Wood, Paul R. Haddad, Brett Paull
Summary: This study presents a simple, rapid, and reliable method for determining boron in aqueous solutions using suppressed ion chromatography coupled to electrospray ionisation-triple quadrupole mass spectrometry. The method achieved a low limit of detection and demonstrated excellent analytical performance.
Article
Chemistry, Analytical
Aline Cournut, Paul Moustiez, Yannick Coffinier, Christine Enjalbal, Claudia Bich
Summary: Alzheimer's disease is a major cause of senile dementia and is characterized by the aggregation of neurofibrillary tangles and amyloid plaques in the brain. The A beta 1-42 peptide is considered the primary cause of neurotoxicity due to its insolubility and subsequent aggregation. A beta 1-42 and A beta 1-40 have been identified as relevant biomarkers for AD diagnosis, and SurfaceAssisted Laser Desorption/Ionization Mass Spectrometry (SALDI-MS) was used to monitor the A beta 1-42/A beta 1-40 ratio without prior sample treatment.
Article
Chemistry, Analytical
Dotse Selali Chormey, Buse Tugba Zaman, Tulay Borahan Kustanto, Sezin Erarpat Bodur, Suleyman Bodur, Elif Ozturk Er, Sezgin Bakirdere
Summary: This review provides an overview of the harmful effects of endocrine disrupting chemicals (EDCs) on human health and introduces the methods for analyzing EDCs. Recent research has focused on using green chemicals, such as deep eutectic solvents (DESs), for microextraction to ensure environmental safety.
Article
Chemistry, Analytical
Yan Zhang, Renfeng Xu, Jingjing Wu, Zhenghong Zhang, Yuhuang Wang, Hongqin Yang, Sheng Zhang
Summary: This study visualized the pore-like structures in prostate cancer cell membranes after treatment with the anticancer drug paclitaxel, demonstrating its mechanism of action related to oxidative damage.
Article
Chemistry, Analytical
Chihong Ma, Qin Zhou, Jinjin Shi, Hua Gao, Di Huang, Huimin Xue, Han Wang, Zhenzhong Zhang, Sen Yang, Junli Zhang, Kaixiang Zhang
Summary: We developed a CRISPR-empowered electrochemical biosensor, named PER-E-CRISPR, for amplification-free and sensitive detection of miR-21. The biosensor combines the advantages of CRISPR/Cas13a and primer exchange reaction (PER) for target amplification. Under optimized conditions, the PER-E-CRISPR assay exhibits a linear range from 10-13 to 10-7 M and a limit of detection of 30.2 fM. The biosensor shows excellent performance in actual plasma, indicating promising prospects for miRNA detection in molecular diagnosis.
Article
Chemistry, Analytical
Gang Liang, Jie Zhao, Yufei Gao, Tao Xie, Jianhui Zhen, Ligang Pan, Wenwen Gong
Summary: Molecular docking (MD) analysis is widely used for studying the interaction between aptamers and small molecules. This study established steady-state aptamers of tertiary structures (SATS) using specific aptamers of tetracycline antibiotics as docking models. Molecular docking results revealed multiple binding sites in the SATS of aptamers, with significant variations in binding free energy (BFE) and docking score (DS). The study also proposed a method for MD analysis based on SATS, providing insights into binding mode and predicting binding sites.
Article
Chemistry, Analytical
Yixuan Xu, Changchang Teng, Huiping Dang, Dalong Yin, Lifeng Yan
Summary: Stable organic radical molecules with high NIR fluorescence quantum efficiency have been synthesized and encapsulated into nanoparticles, which show great potential for both photodynamic therapy (PDT) and photothermal therapy (PTT) of tumors.
Article
Chemistry, Analytical
Yu Su, Dandan Yang, Yanjie Wang, Jie Ding, Lan Ding, Daqian Song
Summary: In this study, a highly selective molecularly imprinted polymer Cu-MIPs@CS was designed and synthesized for bisphenol A (BPA). Cu-MIPs@CS showed significantly enhanced imprinting factor and selective factor towards BPA compared to MIPs@CS. It also exhibited superior discrimination ability between BPA and its structural analogue. Additionally, Cu-MIPs@CS were successfully applied as a solid phase extraction adsorbent for the determination of BPA in drinking water samples.
Article
Chemistry, Analytical
Yi Qiao, Qiongdan Zhang, Yukun He, Tianguang Cheng, Jing Tu
Summary: Single cell heterogeneity plays an important role in many biological phenomena, and distinguishing cells with specific mutations is beneficial for clinical diagnosis and drug screening. This study introduces a gel plate platform that can distinguish cell types based on their phenotypes, with low equipment requirement. The gel platform has potential in point-of-care circumstances and single-cell stimulation responses that prioritize efficiency and simplicity.
Article
Chemistry, Analytical
Chengke Wang, Shuyang Sun, Ping Wang, Huawei Zhao, Wenling Li
Summary: The food safety of aquatic products is a global concern. Nanotechnology-based analyses have advantages in the detection of bacteria, metal ions, and small molecule contaminants. This review summarizes the recent advances in biosensing strategies for aquatic products and highlights the application of nanomaterials, lateral flow-based biosensors, surface-enhanced Raman scattering, microfluidic chips, and molecular imprinting technologies.
Article
Chemistry, Analytical
Liping Zhu, Zeng Tang, Xuemei Zhang, Li Zhu, Tian Meng, Linying Yu, Ting Xiao, Shasha Lu, Xiaoli Xiong, Xiurong Yang
Summary: A sensitive off-on electrochemiluminescence DNA sensor was developed using Exo III-assisted cascade amplification system. The sensor achieved high selectivity and ultra-high sensitivity in detecting target DNA by utilizing ECL and SPR effects. This study provides a new perspective for designing highly sensitive and programmable ECL biosensors.
Article
Chemistry, Analytical
Tong Li, Mengxu Sun, Suping Xia, Ting Huang, Rong-Tian Li, Chunrong Li, Zong Dai, Jin-Xiang Chen, Jun Chen, Nuan Jia
Summary: Here, we developed a binary system based on DNA tetrahedron and fluorogenic RNA aptamers for highly specific and label-free mRNA imaging in living cells. This system achieved high specificity label-free detection of nucleic acids with a detection limit of 1.34 nM. The method has potential applications in early disease diagnosis and new drug development.
Article
Chemistry, Analytical
Yao Zhao, Shu Zhang, Wang Yao, Yuxuan Zhu, Jing Qian, Juan Yang, Nianjun Yang
Summary: A new hierarchical nanostructured composite with high conductivity and catalytic activity is synthesized. The sensor exhibits significant catalytic effect and high sensitivity for monitoring the environmental endocrine disruptor bisphenol A (BPA).