A5100331658- Silicon Nanostructures and Photoluminescence
- Advanced Thermoelectric Materials and Devices
- Thin-Film Transistor Technologies
- Material Dynamics and Properties
- Phase Equilibria and Thermodynamics
- Thermal Radiation and Cooling Technologies
- Thermal properties of materials
- Advanced Malware Detection Techniques
- Semiconductor materials and devices
- Luminescence Properties of Advanced Materials
- Nanowire Synthesis and Applications
- Software Engineering Research
- Advanced Thermodynamics and Statistical Mechanics
- Chalcogenide Semiconductor Thin Films
- Oil Spill Detection and Mitigation
- Software Testing and Debugging Techniques
- 2D Materials and Applications
- Green IT and Sustainability
- Synthesis and characterization of novel inorganic/organometallic compounds
- Biofuel production and bioconversion
- Caching and Content Delivery
- Mesoporous Materials and Catalysis
- Surface Modification and Superhydrophobicity
- Magnetic and transport properties of perovskites and related materials
- Nonlinear Optical Materials Studies
North-West University
2024
Tianjin University
2024
Nanjing University
2012-2022
Henan Agricultural University
2019-2020
Liaoning Shihua University
2020
Jingdezhen Ceramic Institute
2018
Ministry of Education of the People's Republic of China
2018
Northwest University
2018
Inner Mongolia University of Technology
2018
Northeast Normal University
2016
Single-phased, high-color-rendering index (CRI) white-light phosphors are emerging as potential phosphor-converted white-light-emitting diodes (WLEDs) and an alternative to blends of tricolor phosphors. However, it is a challenge create high CRI white light from single-doped activator. Here, we present (Ra = 91) phosphor, Sr5(PO4)3-x(BO3)xCl:Eu2+, composed Sr5(PO4)3Cl the beginning member Sr5(BO3)3Cl end member. This work utilized solid-solution method, tunable Eu2+ emission was achieved....
Abstract Anisotropic Bi 2 Te 3 ‐based thermoelectric materials have drawn extensive interest in the past decades. Here, n‐type 2.7 Se 0.3 films with superhigh figure of merit are developed through anisotropy control via tuning an external electric field and deposition anisotropy. It is found that angle interplanar grain boundaries between (0 1 5) 11) planes can be tuned by applied field, which leads to strengthened electron mobility simultaneously maintains low lattice thermal conductivity....
Cross-device replay for Android apps is challenging because have to adapt or even restructure their GUIs responsively upon screen-size orientation change across devices. As a first exploratory work, this paper demonstrates that cross-device record and can be made simple practical by one-pass, greedy algorithm the Rx framework leveraging least surprise principle in GUI design. The experimental results of over 1,000 settings encouragingly show our implemented prototype tool effectively solved...
In this paper, the energy selective electron (ESE) refrigerator with an ideal filter based on resonant tunneling is established.It consists of two infinitely large reservoirs different temperatures and chemical potentials, electrons can be exchanged between through filter.According to Landauer formula assumption being coupled tightly current, expressions for heat flux, cooling rate coefficient performance (COP) are derived analytically.The characteristic curves such as versus performance,...
Android fragmentation is a double-edged sword of the ecosystem. On one hand, it promotes Android's prevalence. other numerous combinations various system versions, customized features, drivers, and device models make infeasible, if not impossible, for developers to exhaustively test their apps potential compatibility issues. Previous research has proposed promising techniques detecting these However, they suffer from severe false positive problems due lack third-party library detection or...
Abstract In this paper, we present an innovative electric-field-assisted magnetron-sputtering deposition method for films preparation. By grain boundary-engineering, successeful obtained the ordered Sb 2 Te 3 film with greatly high figure of merit via controlling external electric field. It has been found that field can induce change in angle intraplanar boundaries between (0 1 5) and planes, which leads to enhanced holes mobility maintained low thermal conductivity. The energy filtering...
Most Android apps lack their counterparts on convenient smart-watch devices, possibly due to non-trivial engineering efforts required in the new app design and code development. Inspired by observation that widgets a smartphone can be mirrored smartwatch, this paper presents Jigsaw framework greatly alleviate such efforts. Particularly, enables pushbutton development of smartphone's companion watch leveraging programming example paradigm, version space algebra, constraint solving. Our...
The hydrogenated amorphous Ge films were prepared by plasma enhanced chemical vapor deposition technique. Post-thermal annealing was applied to obtain nano-crystalline (nc-Ge) on quartz substrates. evolution of microstructure, optical, and electrical properties studied during the transition process from phase. It found that with size 10–30 nm can be formed at moderate temperature (450–600 °C). Moreover, systematic investigation carrier transport carried out for samples without annealing....
Ecological and environmental damage caused by oil spillage has attracted great attention. Used cigarette filter (CF) also negative consequences. Converting CF to economical materials is a feasible way address these problems. In this study, we demonstrate simple method for production of highly hydrophobic absorbent from CF. was modified using different volume ratios octadecyltrichlorosilane methyltrimethoxysilane. When the ratio 3:2, had high water contact angle 155°. It could...
A novel mineralizer-facilitated, composition controllable, synthesis route to small cubic particles of the lead-free piezoelectric, sodium potassium bismuth titanate, (Na1-xKx)0.5Bi0.5TiO3 (NKBT) (0 < x ≤ 0.23), has been developed using a hydrothermal reaction technique. The systematic control chemical is achieved by variation Na/K ratio in mixture NaOH and KOH used as mineralizers. This innovative method lays groundwork for facile production NKBT crystalline further applications fine...
Nanocrystalline Ge (nc-Ge) single layers and nc-Ge/SiNx multilayers are prepared by laser annealing amorphous (a-Ge) films a-Ge/SiNx multilayers. The microstructures as well the electrical properties of laser-crystallized samples systematically studied using various techniques. It is found that optical band gap nc-Ge film reduced compared with its counterpart. formed p-type, dark conductivity enhanced 6 orders for an layer 4 a multilayer. suggested carrier transport mechanism dominant...
Capturing carbon dioxide to reduce excessive emission is currently the main area of research. Biomass materials have received significant attention due their affordability and reusability. In this study, Amygdalus Pendunculata Pall (APS) shells powder used as raw material prepare N-doped porous using hydrothermal chemical activation method. Melamine a nitrogen source. The results shows that (1.0 NC), which prepared 1:1 ratio shell melamine, exhibits excellent CO2 adsorption performance at...
Inhibition of the maize starch branching enzyme IIb (ZmSBEIIb) significantly alters amylose content and grain yield in maize. Only a few ZmSBEIIb-interacting proteins involved process have been identified, understanding this mechanism is limited. We report here successful isolation an Anoctamin protein, ZmSIP, that binds directly to ZmSBEIIb. In our study, detection interaction between ZmSIP different truncated ZmSBEIIb baits yeast showed full-length essential for binding. The direct...
The effects of laser fluence on the microstructure and electrical properties nanocrystalline silicon films were investigated samples prepared by a plasma-enhanced chemical vapor deposition technique. It was found that content hydrogen in could be reduced gradually increasing fluence, accompanied formation nc-Si. evolution is responsible for change optical band gap dark conductivity. By controlling at 1.0 J cm−2, conductivity as high 5.9 × 10−3 S cm−1 obtained. Based measurements...
The configurational entropy, diffusion coefficient, dynamics and thermodynamics fragility indices of liquid argon are calculated using molecular simulations at two densities. relationship between properties is studied. coefficient depends linearly on which consistent with the hypothesis Adam–Gibbs. consistence demonstrates that dynamical behaviour governed by in glass transition argon.
Molecular dynamics simulation is performed to study the phase separation and glass transition of a binary liquid mixture when external pressure increased from 0 2.75 GPa. The structure dynamic characteristics in process are calculated. We find that will promote separation, make temperature increase. become higher, at which β relaxation emerge, time becomes longer, diffusibility system lower. first found microscopic heterogeneity exists during transition.
Polyhedron structures changes in Lennard–Jones (LJ) liquid argon containing 108 atoms are investigated by means of molecular dynamics (MD) simulations during the glass transition. The local bond orientational parameter and angle distribution calculated. In particular, a new is introduced to simultaneously quantify all major polyhedral structures: tetrahedron, hexahedron, octahedron, dodecahedron, icosahedron. results show that icosahedral order, hexahedral order octahedral increase with...
Novel Eu3+-activated M7Sn(PO4)6 (where M = Sr, Ba) red-emitting phosphors were synthesized via conventional solid-state reaction method at 1200 ?C for 2 h. The luminescence properties of the prepared samples and quenching concentration Sr7-xSn(PO4)6 :xEu3+ Ba7-xSn(PO4)6 investigated. These can be efficiently excited by UV (395 nm) visible blue (465 light nicely matching output wavelengths near-UV LEDs InGaN LED chips emit red light. critical concentrations Eu3+ activator found to 0.175mol...
The millimeter sized monolayer and bilayer 2H-MoTe2 single crystal samples are prepared by a new mechanical exfoliation method. Based on such high-quality samples, we report the first direct electronic structure study them, using standard high resolution angle-resolved photoemission spectroscopy (ARPES). A band gap of 0.924eV is found at K in rubidium-doped MoTe2. Similar valence alignment also observed MoTe2,supporting an assumption analogous semiconductor it. Our measurements indicate...