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Frequency multiplexed photothermal correlation tomography for non-destructive evaluation of manufactured materials

International Journal of Extreme Manufacturing 2025年第3期7卷 533-546页

作者： Pengfei Zhu Rongbang Wang Koneswaran Sivagurunathan Stefano Sfarra Fabrizio Sarasini Clemente Ibarra-Castanedo Xavier Maldague Hai Zhang Andreas Mandelis Department of Electrical and Computer Engineering Computer Vision and Systems Laboratory(CVSL)Laval UniversityQuebec G1V 0A6Canada Centre for Composite Materials and Structures(CCMS) Harbin Institute of TechnologyHarbin 150001People’s Republic of China Center for Advanced Diffusion-Wave and Photoacoustic Technologies(CADIPT)and Institute for Advanced Non-Destructive and Non-Invasive Diagnostic Technologies(IANDIT) Department of Mechanical and Industrial EngineeringUniversity of TorontoTorontoCanada Department of Industrial and Information Engineering and Economics(DIIIE) University of L’AquilaI-67100 L’Aquila(AQ)Italy Department of Chemical Engineering Materials Environment&UDR INSTM Sapienza University of RomeRome I-00184Italy

Infrared thermography has been widely applied in real industrial inspection of aerospace,energy management systems,engines,and electric ***,two-dimensional imaging modality limits its ***,a technique named frequency multiplexed photothermal correlation tomography(FM-PCT)was developed to enable non-destructive and contactless cross-sectional imaging for manufactured material evaluation and *** combining advantages of photothermal tomography and pulsed thermography,FM-PCT facilitates the generation of three-dimensional thermal images through temporal superposition(stacking)of two-dimensional images from sequential subsurface ***-PCT image processing involves pulsed excitation signals to which frequency delay and matched filtering techniques are *** features of FM-PCT are high-resolution three-dimensional tomographic imaging under low camera frame-rate conditions with self-correcting capability for diffusion(blurring)correction of subsurface images due to cross-correlation processing of individual frequencies in the Fourier decomposition spectrum of the excitation ***,FM-PCT extends truncated-correlation photothermal coherence tomography from chirp and pulsed signals to more general linear heating ***-in thermography and x-ray computed tomography validation demonstrate that 3D FM-PCT imaging accurately reveals subsurface discontinuities/defects in solids despite the diffusive nature of thermal-wave imaging.

关键词： photothermal coherence tomography nondestructive evaluation infrared thermography impact damage

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Plasmon-enhanced FRET biosensor based on Tm^(3+)/Er^(3+)co-doped core-shell upconversion nanoparticles for ultrasensitive virus detection

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Aggregate 2024年第2期5卷 280-289页

作者： Xinyue Lao Yuan Liu Lihua Li Menglin Song Yingjin Ma Mo Yang Guanying Chen Jianhua Hao Department of Applied Physics The Hong Kong Polytechnic UniversityKowloonHong KongChina Department of Biomedical Engineering The Hong Kong Polytechnic UniversityKowloonHong KongChina MIIT Key Laboratory of Critical Materials Technology for New Energy Conversion and Storage School of Chemistry and Chemical Engineering and Key Laboratory of Micro-systems and Micro-structuresMinistry of EducationHarbin Institute of TechnologyHarbinChina

Outbreaks of infectious viruses offer a formidable challenge to public healthcare systems and early detection of viruses is essential for preventing virus *** this work,an ultrasensitive plasmon-enhanced fluorescence resonance energy transfer(FRET)biosensor based on core-shell upconversion nanoparticle(csUCNP)and gold nanoparticle(AuNP)for accurate detection of SARS-CoV-2 viral RNA is *** this biodetection assay,the Tm^(3+)/Er^(3+)co-doped csUCNP NaGdF_(4):Yb/Tm@NaYF_(4):Yb/Er acts as an energy donor and AuNP serves as an energy *** upconversion emission of Tm^(3+)and the design of the core-shell structure led to a simultaneous surface plasmon effect of *** localized surface plasmon resonance(LSPR)arising from collective oscillations of free electrons significantly enhanced FRET efficiency between Er^(3+)and *** as-prepared biosensor obtained a limit of detection(LOD)as low as 750 aM,indicating that the integration of FRET and surface plasmon into one biodetection assay significantly boosted the sensitivity of the *** addition,samples extracted from clinical samples are also utilized to validate the effectiveness of the ***,this innovative plasmon-enhanced FRET biosensor based on Tm^(3+)/Er^(3+)co-doped csUCNP may pave the way for rapid and accurate biodetection applications.

关键词： biosensor fluorescence resonance energy transfer localized surface plasmon resonance upconversion nanoparticles virus detection

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Nano self-assembly of fluorophosphate cathode induced by surface energy evolution towards high-rate and stable sodium-ion batteries

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Nano Research 2023年第1期16卷 439-448页

作者： Zhen-Yi Gu Yong-Li Heng Jin-Zhi Guo Jun-Ming Cao Xiao-Tong Wang Xin-Xin Zhao Zhong-Hui Sun Shuo-Hang Zheng Hao-Jie Liang Bo Li Xing-Long Wu MOE Key Laboratory for UV Light-Emitting Materials and Technology Northeast Normal UniversityChangchun 130024China Department of Chemistry Northeast Normal UniversityChangchun 130024China Center for Advanced Analytical Science School of Chemistry and Chemical EngineeringGuangzhou UniversityGuangzhou 510006China Key Laboratory of Hazardous Chemicals Safety and Control Technology School of Chemical and Environmental EngineeringNorth China Institute of Science and TechnologyLangfang 065201China

In the field of materials science and engineering,controlling over shape and crystal orientation remains a tremendous ***,we realize a nano self-assembly morphology adjustment of Na3V2(PO4)2F3(NVPF)material,based on surface energy evolution by partially replacing V3+with aliovalent Mn2+.Crystal growth direction and surface energy evolution,main factors in inducing the nano self-assembly of NVPF with different shapes and sizes,are revealed by high-resolution transmission electron microscope combined with density functional ***,NVPF with a two-dimensional nanosheet structure(NVPF-NS)exhibits the best rate capability with 68 mAh·g−1 of specific capacity at an ultrahigh rate of 20 C and cycle stability with 80.7%of capacity retention over 1,000 cycles at 1 *** significantly,when matched with Se@reduced graphene oxide(rGO)anode,NVPF-NS//Se@rGO sodium-ion full cells display a remarkable long-term stability with a high capacity retention of 93.8%after 500 cycles at 0.5 C and−25°***,experimental and theoretical calculation results manifest that NVPF-NS demonstrates such superior performances,which can be mainly due to its inherent crystal structure and preferential orientation growth of{001}*** work will promise insights into developing novel architectural design strategies for high-performance cathode materials in advanced sodium-ion batteries.

关键词： nano self-assembly sodium-ion batteries cathode fluorophosphate

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Higher-order polysulfides induced thermal runaway for 1.0 Ah lithium sulfur pouch cells

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Particuology 2023年第8期79卷 10-17页

作者： Feng-Ni Jiang Shi-Jie Yang Zi-Xian Chen He Liu Hong Yuan Lei Liu Jia-Qi Huang Xin-Bing Cheng Qiang Zhang College of Chemical Engineering and Technology Taiyuan University of TechnologyTaiyuan030024ShanxiChina Beijing Key Laboratory of Green Chemical Reaction Engineering and Technology Department of Chemical EngineeringTsinghua UniversityBeijing100084China Advanced Research Institute of Multidisciplinary Science Beijing Institute of TechnologyBeijing100081China Key Laboratory of Energy Thermal Conversion and Control of Ministry of Education School of Energy and EnvironmentSoutheast UniversityNanjing211189JiangsuChina School of Chemistry and Materials Science Nanjing University of Information Science and TechnologyNanjing210044JiangsuChina

Comprehensive analyses on thermal runaway mechanisms are critically vital to achieve the safe lithium-sulfur(Li-S)*** reactions between dissolved higher-order polysulfides and Li metal were found to be the origins for the thermal runaway of 1.0 Ah cycled Li-S pouch cells.16-cycle pouch cell indicates high safety,heating from 30 to 300 ℃ without thermal runaway,while 16-cycle pouch cell with additional electrolyte undergoes severe thermal runaway at 147.9 ℃,demonstrating the key roles of the electrolyte on the thermal safety of *** the contrary,thermal runaway does not occur for 45-cycle pouch cell despite the addition of the *** is found that the higher-order polysulfides(Li_(2)S_(x) ≥ 6)are discovered in 16-cycle electrolyte while the sulfur species in 45-cycle electrolyte are Li_(2)S_(x) ≤ *** addition,strong exothermic reactions are discovered between cycled Li and dissolved higher-order polysulfide(Li_(2)S_(6) and Li_(2)S_(8))at 153.0 ℃,driving the thermal runaway of cycled Li-S pouch *** work uncovers the potential safety risks of Li-S batteries and negative roles of the polysulfide shuttle for Li-S batteries from the safety view.

关键词： Lithium-sulfur batteries Thermal runaway Polysulfides Pouch cell Polysulfide shuttle

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High capacity adsorption of antimony in biomass-based composite and its consequential utilization as battery anode

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Journal of Environmental Sciences 2023年第4期126卷 211-221页

作者： Yao Wang Xinyue Zhang Na Ju Hongna Jia Zejun Sun Jiaxing Liang Rongxiu Guo Dun Niu Hong-bin Sun Department of Chemistry Northeastern UniversityShenyang 110819China School of Materials Science and Engineering Northeastern UniversityShenyang 110819China Key Laboratory of Bioorganic Phosphorus Chemistry&Chemical Biology(Ministry of Education) Department of ChemistryCenter for Synthetic and Systems BiologyTsinghua UniversityBeijing 100084China

Antimony is more than an emerging pollutant in water but a scare *** this study,we report an adsorbent with the record capacity so far from the balanced view of Sb(Ⅲ) and Sb(Ⅴ).The composite adsorbent was fabricated by encapsulating hollow Fe_(3)O_(4)nanosphere with the EDTA grafted chitosan,and it has superhigh adsorption capacity of for 657.1 mg/g for Sb(Ⅲ) and 467.3 mg/g for Sb(Ⅴ),*** mechanism study reveals that the adsorption of Sb initializes from the Fe_(3)O_(4),propagates along the chitosan with hydrogen bond,and terminates at the inner sphere complex with the EDTA moiety in the *** view of the ultra-high adsorption capacity of the adsorbent,the recovered adsorbent that contains abundant (>36.4%) highly dispersed antimony nanoparticles (600-FCSE-Sb) is applied to Li-ion battery anode after *** article provides a new idea for connecting water treatment and electric energy storage.

关键词： Adsorption Antimony Chitosan EDTA Li-ion battery

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An Improved Machine Learning Model for Pure Component Property Estimation

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engineering 2024年第8期39卷 61-73页

作者： Xinyu Cao Ming Gong Anjan Tula Xi Chen Rafiqul Gani Venkat Venkatasubramanian State Key Laboratory of Industrial Control Technology College of Control Science and EngineeringZhejiang UniversityHangzhou 310027China Department of Physics Bard College at Simon’s RockGreat BarringtonMA 01230USA PSE for SPEED Company Charlottenlund DK-2920Denmark Sustainable Energy and Environment Thrust The Hong Kong University of Science and Technology(Guangzhou)Guangzhou 510000China Department of Applied Sustainability Széchenyi István UniversityGyör 9026Hungary Complex Resilient Intelligent Systems Laboratory Department of Chemical EngineeringColumbia UniversityNew YorkNJ 10027USA

Information on the physicochemical properties of chemical species is an important prerequisite when performing tasks such as process design and product ***,the lack of extensive data and high experimental costs hinder the development of prediction techniques for these ***,accuracy and predictive capabilities still limit the scope and applicability of most property estimation *** paper proposes a new Gaussian process-based modeling framework that aims to manage a discrete and high-dimensional input space related to molecular structure representation with the group-contribution approach.A warping function is used to map discrete input into a continuous domain in order to adjust the correlation between different *** selection techniques,including prior elicitation and prior predictive checking,are also applied during the building procedure to provide the model with more information from previous research *** framework is assessed using datasets of varying sizes for 20 pure component *** 18 out of the 20 pure component properties,the new models are found to give improved accuracy and predictive power in comparison with other published models,with and without machine learning.

关键词： Group contribution Gaussian process Warping function Prior predictive checking

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One-pot synthesis of Pd-Au-alloy-nanoparticle-decorated graphene oxide functionalized with dodecahydrododecaborate cluster for rapid and complete reduction of 4-nitrophenol at room temperature

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Rare Metals 2023年第11期42卷 3622-3629页

作者： Yu-Bo Ma Yu-Wen Wang Da-Feng Zhang Xiu-Xiu Jia Yin Wang Shu-Xing Zhou Thomas Wagberg Guang-Zhi Hu School of Chemical Engineering Chongqing Chemical Industry Vocational CollegeChongqing401220China School of Materials and Energy Institute for Ecological Research and Pollution Control of Plateau LakesYunnan UniversityKunming650504China School of Materials Science and Engineering Liaocheng UniversityLiaocheng252000China Hubei Key Laboratory of Low Dimensional Optoelectronic Materials and Devices Hubei University of Arts and ScienceXiangyang441053China Department of Physics UmeåUniversity90187UmeåSweden

The treatment of nitroaromatics in wastewater is a significant issue that must be addressed because of their high *** catalytic reduction of 4-nitrophenol(4-NP)to the widely used 4-aminophenol(4-AP)is an excellent method for 4-NP ***,performing this reaction is *** this study,two-dimensional(2D)graphene oxide(GO)with oxygen-containing surface groups was used as a substrate for the in situ anchoring ofPdAu alloy nanocrystals.

关键词： alloy rapid cluster

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In-situ growth of heterophase Ni nanocrystals on graphene for enhanced catalytic reduction of 4-nitrophenol

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Nano Research 2022年第2期15卷 1230-1237页

作者： Jiahao Zhuang Feng He Xianglin Liu Pengchao Si Fangna Gu Jing Xu Yu Wang Guangwen Xu Ziyi Zhong Fabing Su School of Chemical Engineering University of Chinese Academy of SciencesBeijing 100049China State Key Laboratory of Multiphase Complex Systems Institute of Process EngineeringChinese Academy of SciencesBeijing 100190China Key Laboratory on Resources Chemicals and Materials of Ministry of Education Shenyang University of Chemical TechnologyShenyang 110142China State Key Laboratory of Chemical Engineering School of Chemical EngineeringEast China University of Science and TechnologyShanghai 200237China Department of Chemical Engineering Guangdong Technion-Israel Institute of Technology(GTIIT)Shantou 515063China Technion-Israel Institute of Technology(IIT) Haifa 32000Israel

Generating heterophase structures in nanomaterials,e.g.,heterophase metal nanocrystals,is an effective way to tune their physicochemical properties because of their high-energy nature and unique electronic environment of the generated ***,the direct synthesis of heterophase metal nanocrystals remains a great challenge due to their unstable ***,we report the in situar direct synthesis of heterophase Ni nanocrystals on *** heterostructure of face-centered cubic(fee)and hexagonal close-packed(hep)phase was generated via the epitaxial growth of hep Ni and the partial transformation of fee Ni and stabilized by the anchoring effect of graphene toward fee Ni nanocrystal and the preferential adsorption of surfactant polyethylenimine(PEI)toward epitaxial hep *** with the fee Ni nanocrystals grown on graphene,the heterophase(fcc/hcp)Ni nanocrystals in situ grown on graphene showed a greatly improved catalytic activity and reusability in 4-nitrophenol(4-NP)reduction to 4-aminophenol(4-AP).The measured apparent rate constant and the activity parameter were 2.958 min^(-1) and 102 min^(-1)·mg^(-1),respectively,higher than that of the best reported non-noble metal catalysts and most noble metal *** control experiments and density functional theory calculations reveal that the interface of the fee and hep phases enhances the adsorption of substrate 4-NP and thus facilitates the reaction *** work proves the novel idea for the rational design of heterophase metal nanocrystals by employing the synergistic effect of surfactant and support,and also the potential of creating the heterostructure for enhancing their catalytic reactivity.

关键词： heterophase structure Ni nanocrystals graphene 4-nitrophenol(4-NP)reduction catalysts

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Functional meniscus reconstruction with biological and biomechanical heterogeneities through topological self-induction of stem cells

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Bioactive materials 2024年第6期36卷 358-375页

作者： Mingze Du Kangze Liu Huinan Lai Jin Qian Liya Ai Jiying Zhang Jun Yin Dong Jiang Department of Sports Medicine Peking University Third HospitalInstitute of Sports Medicine of Peking UniversityBeijing Key Laboratory of Sports InjuriesEngineering Research Center of Sports Trauma Treatment Technology and DevicesMinistry of EducationBeijingChina The State Key Laboratory of Fluid Power Transmission and Control Systems Key Laboratory of 3D Printing Process and Equipment of Zhejiang ProvinceSchool of Mechanical EngineeringZhejiang UniversityZhejiang310058China Department of Engineering Mechanics Key Laboratory of Soft Machines and Smart Devices of Zhejiang ProvinceZhejiang UniversityZhejiang310058China School of Chemistry Chemical Engineering and BiotechnologyNanyang Technological University639798Singapore

Meniscus injury is one of the most common sports injuries within the knee joint,which is also a crucial pathogenic factor for osteoarthritis(OA).The current meniscus substitution products are far from able to restore meniscal biofunctions due to the inability to reconstruct the gradient heterogeneity of natural meniscus from biological and biomechanical ***,inspired by the topology self-induced effect and native meniscus microstructure,we present an innovative tissue-engineered meniscus(TEM)with a unique gradient-sized diamond-pored microstructure(GSDP-TEM)through dual-stage temperature control 3D-printing system based on the mechanical/biocompatibility compatible high M_(w) poly(ε-caprolactone)(PCL).Biologically,the unique gradient microtopology allows the seeded mesenchymal stem cells with spatially heterogeneous differentiation,triggering gradient transition of the extracellular matrix(ECM)from the inside ***,GSDP-TEM presents excellent circumferential tensile modulus and load transmission ability similar to the natural *** implantation in rabbit knee,GSDP-TEM induces the regeneration of biomimetic heterogeneous neomeniscus and efficiently alleviates joint *** study provides an innovative strategy for functional meniscus *** self-induced cell differentiation and biomechanical property also provides a simple and effective solution for other complex heterogeneous structure reconstructions in the human body and possesses high clinical translational potential.

关键词： Tissue-engineered meniscus Functional reconstruction Mesenchymal stem cells Heterogeneity Topology structure

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Microwave heating as a universal method to transform confined molecules into armchair graphene nanoribbons

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Nano Research 2023年第7期16卷 10644-10651页

作者： Haoyuan Zhang Yingzhi Chen Kunpeng Tang Ziheng Lin Xuan Li Hongwei Zhang Yifan Zhang Chi Ho Wong Chi Wah Leung Chee Leung Mak Yuan Hu Weili Cui Kecheng Cao Lei Shi State Key Laboratory of Optoelectronic Materials and Technologies Nanotechnology Research CenterGuangdong Province Key Lab of Display Material and TechnologySchool of Materials Science and EngineeringSun Yat-sen UniversityGuangzhou 510275China Huzhou Key Laboratory of Environmental Functional Materials and Pollution Control School of EngineeringHuzhou UniversityHuzhou 313000China Department of Industrial and Systems Engineering Research Institute for Advanced ManufacturingThe Hong Kong Polytechnic UniversityHong Kong 999077China Department of Applied Physics The Hong Kong Polytechnic UniversityHong Kong 999077China Shanghai Key Laboratory of High-resolution Electron Microscopy ShanghaiTech UniversityShanghai 201210China

Armchair graphene nanoribbons(AGNRs)with sub-nanometer width are potential materials for the fabrication of novel nanodevices thanks to their moderate direct band *** are usually synthesized by polymerizing precursor molecules on substrate ***,it is time-consuming and not suitable for large-scale *** can also be grown by transforming precursor molecules inside single-walled carbon nanotubes(SWCNTs)via furnace annealing,but the obtained AGNRs are normally *** this work,microwave heating is applied for transforming precursor molecules into *** fast heating process allows synthesizing the AGNRs in *** different molecules were successfully transformed into AGNRs,suggesting that it is a universal *** importantly,as demonstrated by Raman spectroscopy,aberrationcorrected high-resolution transmission electron microscopy and theoretical calculations,less twisted AGNRs are synthesized by the microwave heating than the furnace *** results reveal a route for rapid production of AGNRs in large scale,which would benefit future applications in novel AGNRs-based semiconductor devices.

关键词： armchair graphene nanoribbons(AGNRs) microwave heating single-walled carbon nanotubes(SWCNTs) Raman spectroscopy

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