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Interfacial B-O bonding modulated S-scheme B-doped N-deficient C_(3)N_(4)/O-doped-C_(3)N_(5) for efficient photocatalytic overall water splitting

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Chinese Chemical Letters 2025年第1期36卷 355-361页

作者： Entian Cui Yulian Lu Zhaoxia Li Zhilei Chen Chengyan Ge jizhou jiang Key Laboratory for Advanced Technology in Environmental Protection of jiangsu Province Yancheng Institute of TechnologyYancheng 224051China School of Environmental Ecology and Biological Engineering Key Laboratory of Green Chemical Engineering Process of Ministry of EducationEngineering Research Center of Phosphorus Resources Development and Utilization of Ministry of EducationWuhan Institute of TechnologyWuhan 430205China

Photocatalytic overall pure water splitting is a promising method for generating green hydrogen energy under mild ***,this process is often hindered by sluggish electron-hole separation and *** address this,a step-scheme(S-scheme)B-doped N-deficient C_(3)N_(4)/O-doped C_(3)N_(5)(BN-C_(3)N_(4)/O-C_(3)N_(5))heterojunction with interfacial B-O bonds has been *** Pt and Co(OH)_(2) as co-catalysts,BN-C_(3)N_(4)/O-C_(3)N_(5) S-scheme heterojunction demonstrates significantly enhanced photocatalytic activity for overall pure water splitting under visible light,achieving H_(2) and O_(2) evolution rates of 40.12 and 19.62μmol/h,*** characterizations and experiments revealed the performance-enhancing effects of the enhanced built-in electric field and the interfacial B-O ***,the strengthened built-in electric field provides sufficient force for rapid interfacial electron ***,by reducing the transport energy barrier and transfer distance,the interfacial B-O bonds facilitate rapid recombination of electrons and holes with relatively low redox potential via the S-scheme charge-transfer route,leaving the high-potential electrons and holes available for H^(+)reduction and OH^(-)oxidation ***,the photocatalytic efficiency of BN-C_(3)N_(4)/O-C_(3)N_(5) S-scheme heterojunction was significantly improved,making it a promising approach for green hydrogen production through overall pure water splitting.

关键词： Interfacial B-O bonds BN-C_(3)N_(4) O-C_(3)N_(5) S-scheme heterojunction Water splitting

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Facile fabrication of NiCo-hydroxysulfide nanosheets array for electrocatalytic urea oxidation

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Science China(Technological Sciences) 2025年第1期68卷 218-228页

作者： Jing ZOU Chang LIU Kun XIANG Qiong LI Shihao DAI jizhou jiang School of Chemistry and Environmental Engineering School of Environmental Ecology and Biological EngineeringKey Laboratory of Green Chemical Engineering Process of Ministry of EducationEngineering Research Center of Phosphorus Resources Development and Utilization of Ministry of EducationNovel Catalytic Materials of Hubei Engineering Research CenterWuhan Institute of TechnologyWuhan 430205China

Urea oxidation reaction(UOR)instead of anodic oxygen evolution reaction(OER)is considered an effective way to reduce energy consumption in electrocatalytic water splitting for hydrogen ***,the slow rate of reaction of UOR,which entails a procedure of transferring six electrons,has hindered its widespread ***,it is crucial to design highly effective electrocatalysts for the implementation of ***,a novel NiCo-hydroxysulfide(NiCo-HOS)electrocatalyst has been reported for UOR,which is obtained by the exchange of sulfur ions in NiCo layered double hydroxide(NiCo-LDH)nanosheets at room *** from the sulfurization process,the composition,electronic structure,and surface properties of electrocatalysts have undergone significant changes and *** sulfurization treatment,the resulting NiCo-HOS showed enhanced chemical resistance to alkaline electrolytes and improved electrical *** a 40 h operation test,it maintained high stability and provided a stable current density of 100 mA cm^(-2)at a relatively low potential of 1.33 V(***)in a solution of 1 mol L^(-1)KOH+0.5 mol L^(-1)***,the anode electrolytic product is analyzed through gas chromatography(GC),and N_2 is detected as the product without the presence of CO,indicating that the urea has undergone complete oxidation.

关键词： urea oxidation reaction NiCo-hydroxysulfide electrocatalyst hydrogen

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High concentration of Ti3+ in C-TiOx nanosheets boosting efficient photodegradation

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Science China Technological Sciences 2025年第3期68卷 160-170页

作者： Chongbei WU Xuan LI Haibin WANG Jiaxin TANG Shuai WEI Yuanyuan WU Aobing WANG jizhou jiang Hebei Key Laboratory of Man-machine Environmental Thermal Control Technology and Equipment Hebei Vocational University of Technology and Engineering School of Materials Science and Engineering Key Laboratory of Green Chemical Engineering Process of Ministry of EducationEngineering Research Center of Phosphorus Resources Development and Utilization of Ministry of EducationWuhan Institute of Technology

Semiconductor photocatalysis holds significant promise for addressing dye-pollution in ***,the efficiency of photocatalytic water purification is constrained by the weak light absorption capacity and low active site distribution of *** a bottom-up approach,carbon-doped TiOx（C-TiOx） nanosheets with high concentrations of Ti3+active sites were fabricated by etching the Al element in Ti3Ai C2with *** evidence demonstrates that the optimal C-TiOxnanosheets exhibit high activity for the photocatalytic degradation of methylene blue,achieving a degradation rate of 100%within 50 *** introduction of carbon into the C-TiOxnanosheets induces a red shift in the absorption edge,boosting the migration of photo-generated charge ***,there is a significant correlation between the concentration of Ti3+active sites and the density of oxygen vacancies in the C-TiOxnanosheets,which synergistically influence the photocatalytic degradation performance of MB dye wastewater.

关键词： bottom-up strategies C-TiOx nanosheets high-concentrations Ti3+ photocatalytic degradation

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Fabrication of a novel Z-S-scheme photocatalytic fuel cell with the Z-scheme TiO_(2)/GO/g-C_(3)N_(4) photoanode and S-scheme BiOAc_(1−x)Br_(x)/BiOBr photocathode for TC degradation

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Journal of Materials Science & Technology 2024年第21期188卷 11-26页

作者： Tingting Yu Bing Yang Rong Zhang Chenyu Yang Arramel jizhou jiang School of Environmental and Chemical Engineering Jiangsu Ocean UniversityLianyungang 222005China School of Environmental Ecology and Biological Engineering Key Laboratory of Green Chemical Engineering Process of Ministry of EducationEngineering Research Center of Phosphorus Resources Development and Utilization of Ministry of EducationNovel Catalytic Materials of Hubei Engineering Research CenterWuhan Institute of TechnologyWuhan 430205China Nano Center Indonesia Jalan Raya PUSPIPTEKSouth TangerangBanten 15314Indonesia

The upsurge of interest in the emergence of photocatalytic fuel cell systems(PFC)presents an efficient and environmentally friendly approach to wastewater *** this work,a Z-scheme coupled with an S-scheme heterojunction electrode was used in the PFC,utilizing TiO_(2)/GO/g-C_(3)N_(4)as the photoanode and BiOAc_(1–x)Br_(x)/BiOBr as the *** systematically align the band structures between the anode and cathode,which facilitates the electron transfer between the *** attempt successfully demonstrates that collaborative power generation facilitates the high efficiency of tetracycline hydrochloride(TC)degradation at both *** photoanode achieved a 94.87%degradation rate for TC,while the photocathode exhibited a 96.33%degradation rate after 2 h,surpassing pristine BiOBr and BiOAc by factors of∼5.3 and∼3.8,***,this work proposed a mechanism for electron generation,transport,and pollutant degradation mechanism in the *** substances generated during the degradation of TC were analyzed through high-performance liquid chromatographymass spectrometry(HPLC-MS)and ultraviolet photoelectron spectroscopy(UPS),while the optimal degradation pathway was confirmed using density functional theory(DFT).The findings of this work establish the feasibility of efficiently degrading pollutants through PFC treatment,introducing a novel system where various heterojunctions in bipolar materials collaborate with photocatalysis to effectively generate electricity and enhance pollutant removal.

关键词： Photocatalytic fuel cell Wastewater purification S-scheme heterojunction Density functional theory

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MXenes/CNTs-based hybrids:Fabrications,mechanisms,and modification strategies for energy and environmental applications

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Nano Research 2024年第5期17卷 3429-3454页

作者： jizhou jiang Fangyi Li Lei Ding Chengxun Zhang Arramel Xin Li School of Environmental Ecology and Biological Engineering School of Chemistry and Environmental EngineeringKey Laboratory of Green Chemical Engineering Process of Ministry of EducationEngineering Research Center of Phosphorus Resources Development and Utilization of Ministry of EducationNovel Catalytic Materials of Hubei Engineering Research CenterWuhan Institute of TechnologyWuhan 430205China Nano Center Indonesia Jl.PUSPIPTEK Tangerang SelatanBanten 15314Indonesia Institute of Biomass Engineering Key Laboratory of Energy Plants Resource and UtilizationMinistry of Agriculture and Rural AffairsSouth China Agricultural UniversityGuangzhou 510642China

Emerging two-dimensional(2D)layered metal carbide and nitride materials,commonly termed MXenes,are increasingly recognized for their applications across diverse fields such as energy,environment,and *** the past few years,MXenes/carbon nanotubes(CNTs)-based hybrids have attracted extensive attention as an important catalyst in energy and environmental fields,due to their superior multifunctions and mechanical *** review aims to address the fabrication strategies,the identification of the enhancement mechanisms,and recent progress regarding the design and modification of MXenes/CNTs-based hybrids.A myriad of fabrication techniques have been systematically summarized,including mechanical mixing,spray drying,three-dimensional(3D)printing,self-assembly/in-situ growth,freeze drying,templating,hydrothermal methods,chemical vapor deposition(CVD),and ***,the identification of the enhancement mechanisms was thoroughly discussed from the two dimensions of theoretical simulations and in-situ ***,the recent advancements in profound applications of MXenes/CNTs-based hybrids have also been carefully revealed,including energy storage devices,sensors,water purification systems,and microwave *** also underscore anticipated challenges related to their fabrication,structure,underlying mechanisms,modification approaches,and emergent ***,this review offers insights into prospective directions and the future trajectory for these promising *** is expected that this review can inspire new ideas or provide new research methods for future studies.

关键词： MXenes/carbon nanotubes(CNTs)-based hybrids fabrication applications modification strategies

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Built-in electric field intensified by photothermoelectric effect drives charge separation over Z-scheme 3D/2D In_(2)Se_(3)/PCN heterojunction for high-efficiency photocatalytic CO_(2) reduction

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Journal of Materials Science & Technology 2024年第12期179卷 251-261页

作者： Hongjun Dong Lei Tong Pingfan Zhang Daqiang Zhu jizhou jiang Chunmei Li Institute of Green Chemistry and Chemical Technology School of Chemistry and Chemical EngineeringJiangsu UniversityZhenjiang 212013China School of Environmental Ecology and Biological Engineering Key Laboratory of Green Chemical Engineering Process of Ministry of EducationEngineering Research Center of Phosphorus Resources Development and Utilization of Ministry of EducationNovel Catalytic Materials of Hubei Engineering Research CenterWuhan Institute of TechnologyWuhan 430205China

It is a challenging issue to further drive charge separation through the oriented design of Z-scheme het-erojunction in the exploitation of cost-effective photocatalytic *** this contribution,the unique Z-scheme 3D/2D In_(2)Se_(3)/PCN heterojunction is developed through implanting In_(2)Se_(3) microspheres on PCN nanosheets using an in situ growth technique,which acquires the effective CO generation activity from photocatalytic CO_(2) reduction(CO_(2)R).The CO yield of 4 h in the CO_(2)R reaction over the optimal In_(2)Se_(3)/PCN-15 sample reaches up to 11.40 and 2.41 times higher than that of individual PCN and In_(2)Se_(3),*** greatly enhanced photocatalytic performance is primarily the improvement of photo-generated carrier separation *** be more specific,the formed built-in electric field is signifi-cantly intensified by producing the temperature difference potential between In_(2)Se_(3) and PCN owing to the photothermoelectric effect of In_(2)Se_(3),which actuates the high-efficiency separation of photogenerated charge carriers along the Z-scheme transfer path in the In_(2)Se_(3)/PCN *** effective strat-egy of enhancing the built-in electric field to drive photogenerated charge separation proposed in this work opens up an innovative avenue to design Z-scheme heterojunction applied to high-efficiency pho-tocatalytic reactions,such as hydrogen generation from water splitting,CO_(2)R,and degradation of organic pollutants.

关键词： In_(2)Se_(3)/PCN Z-scheme heterojunction Photocatalytic CO_(2) reduction Enhanced built-in electric field Photothermoelectric effect

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Experimental and theoretical investigation of sulfur-doped g-C_(3)N_(4)nanosheets/FeCo_(2)O_(4)nanorods S-scheme heterojunction for photocatalytic H_(2)evolution

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Nano Research 2024年第9期17卷 8007-8016页

作者： Haitao Wang Lianglang Yu Jiahe Peng Jing Zou Weiping Gong jizhou jiang School of Chemistry and Environmental Engineering School of Environmental Ecology and Biological EngineeringKey Laboratory of Green Chemical Engineering Process of Ministry of EducationEngineering Research Center of Phosphorus Resources Development and Utilization of Ministry of EducationNovel Catalytic Materials of Hubei Engineering Research CenterWuhan Institute of TechnologyWuhan 430205China Guangdong Provincial Key Laboratory for Electronic Functional Materials and Devices Huizhou UniversityHuizhou 516007China

g-C_(3)N_(4)emerges as a promising metal-free semiconductor photocatalyst due to its cost-effectiveness,facile synthesis,suitable visible light response,and robust thermal ***,its practical application in photocatalytic hydrogen evolution reaction(HER)is impeded by rapid carrier recombination and limited light absorption *** this study,we successfully develop a novel g-C_(3)N_(4)-based step-scheme(S-scheme)heterojunction comprising two-dimensional(2D)sulfur-doped g-C_(3)N_(4)nanosheets(SCN)and one-dimensional(1D)FeCo_(2)O_(4)nanorods(FeCo_(2)O_(4)),demonstrating enhanced photocatalytic HER *** engineered SCN/FeCo_(2)O_(4)S-scheme heterojunction features a well-defined 2D/1D heterogeneous interface facilitating directed interfacial electron transfer from FeCo_(2)O_(4)to SCN,driven by the lower Fermi level of SCN compared to FeCo_(2)O_(4).This establishment of electron-interacting 2D/1D S-scheme heterojunction not only facilitates the separation and migration of photogenerated carriers,but also enhances visible-light absorption and mitigates electron-hole pair *** structure analysis and density functional theory calculations corroborate that the carrier migration in the SCN/FeCo_(2)O_(4)photocatalyst adheres to a typical S-scheme heterojunction mechanism,effectively retaining highly reactive photogenerated ***,the optimized SCN/FeCo_(2)O_(4)heterojunction exhibits a substantially high hydrogen production rate of 6303.5μmol·g^(-1)·h^(-1)under visible light excitation,which is 2.4 times higher than that of the ***,the conjecture of the S-scheme mechanism is confirmed by in situ XPS *** 2D/1D S-scheme heterojunction established in this study provides valuable insights into the development of high-efficiency carbon-based catalysts for diverse energy conversion and storage applications.

关键词： g-C_(3)N_(4) FeCo_(2)O_(4) S-scheme heterojunction photocatalytic hydrogen evolution reaction(HER)

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A review of updated S-scheme heterojunction photocatalysts

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Journal of Materials Science & Technology 2024年第10期177卷 142-180页

作者： Fangyi Li Guihua Zhu jizhou jiang Lang Yang Fengxia Deng Arramel Xin Li School of Environmental Ecology and Biological Engineering Key Laboratory of Green Chemical Engineering Process of Ministry of EducationEngineering Research Center of Phosphorus Resources Development and Utilization of Ministry of EducationNovel Catalytic Materials of Hubei Engineering Research CenterWuhan Institute of TechnologyWuhan 430205China National Engineering and Technology Research Center for Development&Utilization of Phosphate Resources Kunming 650600China State Key Laboratory of Urban Water Resource and Environment School of EnvironmentHarbin Institute of TechnologyHarbin 150090China Nano Center Indonesia Jalan Raya PUSPIPTEKSouth TangerangBanten 15314Indonesia Institute of Biomass Engineering Key Laboratory of Energy Plants Resource and UtilizationMinistry of Agriculture and Rural AffairsSouth China Agricultural UniversityGuangzhou 510642China

Photocatalysis is a green and environmentally-friendly process that utilizes the ubiquitous intermittent *** date,an emerging S-scheme heterojunction across the intimately coupled heterojunction materials is proposed to surpass the efficiency of conventional Ⅱ-type and Z-type ***-more,S-scheme heterojunction photocatalysts with greatly improved photocatalytic performance have gained significant attention due to their fast charge carriers separation along with strong redox ability and stability,since its proposal in ***,a timely and comprehensive review is highly desired to cover the state-of-the-art *** by this idea,the review conveys the recent progress and provides new insights into further *** the conventional method,in this review,we im-plement a quantification model to outline current trends in S-scheme heterojunctions research as well as their *** overview begins with the fundamentals of four basic photocatalytic mechanisms,followed by its design ***,diverse characterization techniques used in the S-scheme heterojunctions are systematically summarized along with the modification strategies to boost photocat-alytic ***,the internal reaction mechanism and emerging applications have been reviewed,including water conversion,CO_(2) remediation,wastewater treatment,H_(2)0_(2) production,N_(2) fix-ation,*** sum up the review,we present several current challenges and future prospects of the S-scheme heterojunctions photocatalysts,aiming to provide indispensable platforms for the future smart design of photocatalysts.

关键词： S-scheme heterojunctions Photocatalysts Modification strategies Charge separation mechanism

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Computational screening study of double transition metal carbonitrides M′_(2)M″CNO_(2)-MXene as catalysts for hydrogen evolution reaction

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npj Computational Materials 2021年第1期7卷 713-719页

作者： Zhoulan Zeng Xingzhu Chen Kaiyi Weng Yang Wu Peng Zhang jizhou jiang Neng Li State Key Laboratory of Silicate Materials for Architectures Wuhan University of TechnologyWuhanHubeiChina Shenzhen Research Institute of Wuhan University of Technology ShenzhenChina State Center for International Cooperation on Designer Low-Carbon&Environmental Materials(CDLCEM) School of Materials Science and EngineeringZhengzhou UniversityZhengzhouHenanChina School of Environmental Ecology and Biological Engineering School of Chemistry and Environmental EngineeringWuhan Institute of TechnologyWuhanP.R.China

Two-dimensional(2D)transition metal carbonitrides(MXene)have attracted growing interest in electrocatalytic hydrogen production due to its structural and electronic *** this work,the hydrogen evolution reaction(HER)activity of all 64 Oterminated ordered double transition metal carbonitrides in the form of M′_(2)M″CNO_(2)(M′=Ti,V,Cr,Zr,Nb,Mo,Hf,Ta;M″=Ti,V,Cr,Zr,Nb,Mo,Hf,Ta)has been investigated by well-defined density functional theory(DFT)*** results indicate that there are 11M′_(2)M″CNO_(2)-MXene candidates whose HER performance is superior to that of ***,according to the stability screening,it is proved that Ti_(2)NbCNO_(2),Mo_(2)TiCNO_(2),and Ti_(2)VCNO_(2) are more stable than other ***,Ti_(2)NbCNO_(2) have the potential to be perfect HER catalyst with the small Gibbs free energies of hydrogen adsorption(ΔGH)value of 0.02 eV,abundant catalytic sites on the C-side,and better *** work paves the way on designing excellent HER catalyst candidates based on M′_(2)M″CNO_(2)-MXenes.

关键词： properties stability transition

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Anchoring Pt nanoparticles and Ti_(3)C_(2)T_(x)MXene nanosheets on CdS nanospheres as efficient synergistic photocatalysts for hydrogen evolution

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Science China(Technological Sciences) 2022年第12期65卷 3020-3028页

作者： jiang jizhou XIONG ZhiGuo WANG HaiTao XIANG Kun WU PingXiu ZOU Jing School of Environmental Ecology and Biological Engineering School of Chemistry and Environmental EngineeringKey Laboratory of Green Chemical Engineering Process of Ministry of EducationEngineering Research Center of Phosphorus Resources Development and Utilization of Ministry of EducationNovel Catalytic Materials of Hubei Engineering Research CenterWuhan Institute of TechnologyWuhan 430205China Semiconductor Electronic Special Gas of Hubei Engineering Research Center Jingzhou 434000China

The development of a new-fashioned functional nanomaterial with an outstanding photocatalytic hydrogen evolution reaction(HER)activity under visible-light irradiation is a sustainable and promising strategy to cope with the increasingly serious global energy ***,an advanced ternary photocatalytic HER catalyst,in which the Pt nanoparticles and Ti_(3)C_(2)T_(x)nanosheets are synchronously anchored on the surface of CdS nanospheres(Ti_(3)C_(2)T_(x)/Pt@CdS),is elaborately constructed via acid etching,sel-freduction,and solvothermal ***,the synergistic promoting effect between Ti_(3)C_(2)T_(x)and Pt on the charge transfer of CdS effectively hinders the backtransfer of electrons to recombine with holes,resulting in a high-effective utilization of photoexcited *** obtained Ti_(3)C_(2)T_(x)/Pt@CdS possesses a superior photocatalytic HER activity compared to that of single active component *** work demonstrates the great potential of MXene materials in constructing high performance photocatalysts.

关键词： Pt nanoparticles Ti_(3)C_(2)T_(x)MXene CdS nanospheres synergistic catalytic effect photocatalytic HER

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