A5046091832- Thermal properties of materials
- Heat Transfer and Optimization
- Advanced Sensor and Energy Harvesting Materials
- Adhesion, Friction, and Surface Interactions
- Thermal Radiation and Cooling Technologies
- Membrane-based Ion Separation Techniques
- Advanced Thermoelectric Materials and Devices
- Dielectric materials and actuators
- Solar-Powered Water Purification Methods
- Gold and Silver Nanoparticles Synthesis and Applications
- Nanomaterials and Printing Technologies
- Graphene research and applications
- Ammonia Synthesis and Nitrogen Reduction
- Polymer Nanocomposites and Properties
- Polymer Nanocomposite Synthesis and Irradiation
- Electrohydrodynamics and Fluid Dynamics
- Rheology and Fluid Dynamics Studies
- Tribology and Wear Analysis
- Wastewater Treatment and Nitrogen Removal
- Advanced ceramic materials synthesis
- Membrane Separation Technologies
- Phase Change Materials Research
- Water Treatment and Disinfection
- Solar Thermal and Photovoltaic Systems
- Electronic Packaging and Soldering Technologies
Shenzhen Institutes of Advanced Technology
2021-2024
Chinese Academy of Sciences
2021-2024
University of Notre Dame
2016-2020
Chongqing Academy of Environmental Science
2019
The ability to efficiently utilize solar thermal energy enable liquid-to-vapor phase transition has great technological implications for a wide variety of applications, such as water treatment and chemical fractionation. Here, we demonstrate that functionalizing graphene using hydrophilic groups can greatly enhance the steam generation efficiency. Our results show specially functionalized improve overall solar-to-vapor efficiency from 38% 48% at one sun conditions compared chemically reduced...
The nature of the bond is a dominant factor in determining thermal transport across interfaces. In this paper, we study role hydrogen interfaces between hard and soft materials with different surface functionalizations around room temperature using molecular dynamics simulations. Gold (Au) studied as material, four types organic liquids polarizations, including hexane (C5H11CH3), hexanamine (C6H13NH2), hexanol (C6H13OH), hexanoic acid (C5H11COOH), are used to represent materials. To bonds at...
Polymers with superior mechanical properties are desirable in many applications. In this work, polyethylene (PE) films reinforced exfoliated thermally reduced graphene oxide (TrGO) fabricated using a roll-to-roll hot-drawing process shown to have outstanding properties. The specific ultimate tensile strength and Young's modulus of PE/TrGO increased monotonically the drawing ratio TrGO filler fraction, reaching up 3.2 ± 0.5 109.3 12.7 GPa, respectively, 60× very low weight fraction 1%. These...
With the development of microprocessors toward higher power, larger chip, and frequency, heat dissipation is one central issues. Thermal interface materials (TIMs), which are used between chip spreader sink, play an increasingly important role in microprocessor cooling. Currently, most research has primarily dealt with understanding thermal conductivity TIMs. For design, elastic compliance also because excellent can reduce contact resistance relieve warpage failure caused by stress...
Abstract Interfaces play an important role in the heat and stress transfer within applications such as electronic cooling. The coexistence of apparently contradictory properties between dissipation adhesion at interfaces poses a constant challenge for existing interface materials. Herein, thermal material is reported, consisting epoxy‐functionalized polydimethylsiloxane aluminum fillers with excellent interfacial heat/force ability. This optimizes combination conductivity 3.46 W m −1 K...
With the rapid development of advanced microelectronic equipment, thermal interface materials with high conductivity and excellent mechanical properties have become an urgent need.
Abstract The ever‐increasing computing power in modern electronics comes with significant heat waste that can't be ignored. For microchips to dissipate efficiently, thermal interface materials (TIMs) are the most critical components semiconductor packaging. Soft elastomer composites often used as TIMs due their large‐strain reversible deformability a small external force. cushion between microchip and spreader, they must have high conductivity temperature‐tunable softness reduce resistance...
Abstract The pursuit of enhancing the heat transfer performance composite elastomers as thermal interface materials (TIMs) is a compelling and timely endeavor, given formidable challenges posed by interfacial transport in domains energy science, electronic technology, etc. Despite efficacy phase change (PCMs) elastomers’ compatibility, thereby reducing contact resistance for improvement, their leakage post‐transition has impeded widespread adoption this approach. Herein, strategy proposed...
Polymer-based thermal interface materials (TIMs) are indispensable for reducing the contact resistance of high-power electronic devices. Owing to low conductivity polymers, adding multiscale dispersed particles with high is a common approach enhance effective conductivity. However, optimizing particle matching, including size distribution and volume fraction, improving has not been achieved. In this study, three kinds filler-loaded samples were prepared, average tested. The finite element...
Precise spatiotemporal control of surface bubble movement can benefit a wide range applications like high-throughput drug screening, combinatorial material development, microfluidic logic, colloidal and molecular assembly, so forth. In this work, we demonstrate that bubbles on solid are directed by laser to move at high speeds (>1.8 mm/s), elucidate the mechanism be depinning three-phase contact line (TPCL) rapid plasmonic heating nanoparticles (NPs) deposited in situ during movement. On...
Pickled mustard tuber, a worldwide condiment, is increasing at fast growth rate. Its production generates considerable amount of hypersaline wastewater containing NaCl 7 wt.%, COD 30,000 mg L−1, NH3-N 400 and TP 300 L−1. tuber (PMTW) has severe effects on crops, deterioration water quality, soil infertility ecological systems. Due to the technic difficulties insufficient support from local governments; however, PMTW not yet been widely investigated well summarized. Therefore, this manuscript...
Adhesion ability and interfacial thermal transfer capacity at soft/hard interfaces are of critical importance to a wide variety applications, ranging from electronic packaging soft electronics batteries. However, these two properties difficult obtain simultaneously due their conflicting nature interfaces. Herein, we report polyurethane/silicon interface with both high adhesion energy (13535 J m
Filled elastomer composites have gained significant attention due to their ability undergo large-strain reversible deformations with minimal force. However, achieving the desired functionality, such as high thermal conductivity, often requires ultrahigh filler loadings (above 50%). Unfortunately, excessive loading compromises softness and toughness of prevalence trapped entanglements. To address this challenge, a simple solvent-thermal design strategy is reported optimize balance among...
Abstract The emerging applications of thermally conductive elastomer composites in modern electronic devices for heat dissipation require them to maintain both high toughness and resilience under thermomechanical stresses. However, such a combination thermal conductivity desired mechanical characteristics is extremely challenging achieve composites. Here this long‐standing mismatch resolved via regulating interfacial structure dynamics response. This regulation realized by tuning the...
Abstract Thermal interface materials (TIMs) paly an indispensable role in improving overall performance of chip, due to the boom cloud service, machine learning, and artificial intelligence. However, traditional TIMs tend behave as liquid‐like or solid‐like features, which cannot meet new requirement both long‐term stability excellent thermal‐conduction property. Here, a thermally conductive yield stress fluid consisting phenyl‐vinyl polydimethylsiloxane polymer aluminum oxide fillers is...
With the rapid growth and widespread adoption of cloud services, machine learning, artificial intelligence, thermal interface materials have become increasingly vital for efficient management in electronic devices. However, traditional often struggle to strike a delicate balance between adhesion performance conductivity. Here, we report design polymer filler networks fabricate material consisting polydimethylsiloxane/aluminum fillers, with high (adhesion strength 3.30 ± 0.26 MPa, energy...
The recently demonstrated non-membrane, low-temperature directional solvent extraction (DSE) is promising toreduce desalination cost by eliminating the need of membranes and utilizing energy sources fromsolar or waste heat. This paper investigates technical feasibility a continuous DSE water desalinationprocess using decanoic octanoic acid as solvents (DS). A lab-scale prototype isrealized with aid electro-coalescence (EC) capacity producing 28 ml/h freshwater. preliminaryeconomic analysis...
We report for the first time synthesis of large, free-standing, Mo2O2(μ-S)2(Et2dtc)2 (MoDTC) nanosheets (NSs), which exhibit an electron-beam induced crystalline-to-amorphous phase transition. Both electron beam ionization and femtosecond (fs) optical excitation induce transition, is size-, morphology-, composition-preserving. Resulting NSs are largest, free-standing regularly shaped two-dimensional amorphous nanostructures made to date. More importantly, amorphization accompanied by...