A5072872054- Quantum Dots Synthesis And Properties
- TiO2 Photocatalysis and Solar Cells
- Advancements in Battery Materials
- Advanced Photocatalysis Techniques
- Electrocatalysts for Energy Conversion
- Advanced battery technologies research
- Advanced Battery Materials and Technologies
- Chalcogenide Semiconductor Thin Films
- Electrochemical Analysis and Applications
- Luminescence Properties of Advanced Materials
- Advanced Nanomaterials in Catalysis
- Layered Double Hydroxides Synthesis and Applications
- Perovskite Materials and Applications
- Fuel Cells and Related Materials
- Graphene research and applications
- Gout, Hyperuricemia, Uric Acid
- Inflammasome and immune disorders
- Ferroelectric and Piezoelectric Materials
- Nanotechnology research and applications
- Extracellular vesicles in disease
- Nonlinear Optical Materials Studies
- Cloud Computing and Resource Management
- Aortic aneurysm repair treatments
- Respiratory Support and Mechanisms
- Ferroptosis and cancer prognosis
Nanjing Medical University
2024-2025
Jiangsu Province Hospital
2024-2025
ShanghaiTech University
2021-2024
Stanford University
2016-2018
KTH Royal Institute of Technology
2009-2016
NUS High School of Mathematics and Science
2011
National University of Singapore
2011
Dalian University of Technology
2009
Recently, interest in aluminium ion batteries with anodes, graphite cathodes and ionic liquid electrolytes has increased; however, much remains to be done increase the cathode capacity understand details of anion-graphite intercalation mechanism. Here, an battery cell made using pristine natural flakes achieves a specific ∼110 mAh g-1 Coulombic efficiency ∼98%, at current density 99 mA (0.9 C) clear discharge voltage plateaus (2.25-2.0 V 1.9-1.5 V). The 60 6 C, over 6,000 cycles ∼ 99%. Raman...
In recent years, impressive advances in harvesting renewable energy have led to a pressing demand for the complimentary storage technology. Here, high Coulombic efficiency (∼99.7%) Al battery is developed using earth-abundant aluminum as anode, graphite cathode, and cheap ionic liquid analog electrolyte made from mixture of AlCl3 urea 1.3:1 molar ratio. The displays discharge voltage plateaus around 1.9 1.5 V (average = 1.73 V) yielded specific cathode capacity ∼73 mAh g-1 at current density...
A 3D graphitic foam vertically aligned structure and a low density of defects is derived through chloroaluminate anion intercalation graphite followed by thermal expansion electrochemical hydrogen evolution. Such affords excellent Al-ion battery characteristics with discharge capacity ≈60 mA h g-1 under high charge current 12 000 over ≈4000 cycles.
Dye-sensitized solar cells (DSCs) based on two novel carbazole dyes (TC301 and TC306) a Br(-)/Br(3)(-) redox mediator in dried CH(3)CN solutions as electrolytes yielded V(oc) of 1.156 V eta value 3.68% 0.939 5.22% under simulated AM 1.5, respectively. The TC301 TC306 have more positive HOMO levels (1.59 1.38 vs NHE) than the potential Br(-)/Br(3)(-)-based electrolytes, which sufficient driving force to regenerate dyes. Under similar conditions with an I(-)/I(3)(-) instead mediator, DSCs...
Type-II quantum dots (QDs) were applied for QDs-sensitized solar cells the first time and showed prominent absorbed photon to current conversion efficiency.
Significance Operando X-ray diffraction experiments are performed to investigate chloroaluminate anion intercalation into a graphite positive electrode during electrochemical charging and discharging of rechargeable aluminum batteries in situ. The results revealed surprisingly ordered staging behavior despite the large size remarkably stable structure upon repeated deintercalation by anions. basic understanding will guide design development new battery materials batteries.
Colloidal upconversion (UC) nanocrystals were explored as energy relay materials for dye-sensitized solar cells the first time. The utilization of colloidal UC was found to significantly enhance efficiency and improve photocurrent low infrared irradiation intensity. In addition, it that small size favor infiltration into a TiO2 film bring higher efficiency. Finally, we can serve scattering material increase light absorption capability overall under simulated sunlight irradiation.
The efficiency of most photovoltaic devices is severely limited by near-infrared (NIR) transmission losses. To alleviate this limitation, a new type colloidal upconversion nanoparticles (UCNPs), hexagonal core–shell-structured β-NaYbF4:Er3+(2%)/NaYF4:Nd3+(30%), developed and explored in work as an NIR energy relay material for dye-sensitized solar cells (DSSCs). These UCNPs are able to harvest light multiple regions, subsequently convert the absorbed into visible where DSSCs strongly absorb....
In this paper, one kind of organic electrolyte based on tetramethylthiourea is employed for quantum dot sensitized solar cells (QDSCs). By reducing the impedance between and counter electrode, fill factor such QDSCs significantly improved. It possible to substantially increase photovoltage reach an efficiency three times higher than that a commonly used inorganic electrolyte. The light harvesting ability successfully extended by using type-II QDs, where adsorption ZnS gives additional...
A hybrid passivation strategy is employed to modify the surface of colloidal CdSe quantum dots (QDs) for dot-sensitized solar cells (QDSCs), by using mercaptopropionic acid (MPA) and iodide anions through a ligand exchange reaction in solution. This found be an effective way improve performance QDSCs based on QDs. The results show that MPA can increase coverage QDs TiO2 electrodes facilitate hole extraction from photoxidized QDs, simultaneously, remedy defects thus reduce recombination loss...
Ternary alloy PbxCd1−xS quantum dots (QDs) were explored as photosensitizers for quantum-dot-sensitized solar cells (QDSCs). Alloy QDs (Pb0.54Cd0.46S, Pb0.31Cd0.69S, and Pb0.24Cd0.76S) found to substantially improve the photocurrent of compared single CdS or PbS QDs. Moreover, it was that increases photovoltage decreases when ratio Pb in is increased. Without surface protecting layer deposition, highest short-circuit current density reaches 20 mA/cm2 under simulated AM 1.5 illumination (100...
The surface modification of amorphous carbon nanospheres (ACNs) through templates has attracted great attention due to its success in improving the electrochemical properties lithium storage materials. Herein, a safe methodology with toluene as soft template is employed tailor nanostructure, resulting ACNs tunable pores. Extensive characterizations transmission electron microscopy (TEM), scanning (SEM), Raman spectroscopy, X-ray diffraction (XRD), photoelectron spectroscopy (XPS), and...
NiFe-layered double hydroxides (NiFe-LDH) are a type of catalyst known for their exceptional catalytic performance during the oxygen evolution reaction (OER). In this study, citric acid was incorporated into synthesis process NiFe-LDH, resulting in NiFe-LDH-CA with superior OER performance. The efficacy is evaluated using linear sweep voltammetry (LSV), which demonstrates significant reduction overpotential from 320 mV to 240 at current density 100 mA cm-2. X-ray photoelectron spectroscopy...
A pure organic electrolyte McMT−/BMT was introduced for quantum-dot-sensitized solar cells the first time. The overall conversion efficiency of cell is significantly improved by utilization (see scheme).
The development of a new type oxygen evolution reaction (OER) catalyst to reduce the energy loss in process water electrolysis is great significance realization industrialization hydrogen storage. Herein, we report catalysts NiFe double-layer hydroxide (NiFe-LDH) mixed with different equivalent terephthalic acid (TPA), synthesized by hydrothermal method. use precursor solution containing one TPA shows best performance current density 2 mA cm−2 at an overpotential 270 mV, Tafel slope 40 mV...
Colloidal Mn‐doped ZnSe/CdS core/shell quantum dots (QDs) are synthesized for the first time and employed as a strategy to boost power conversion efficiency of dot sensitized solar cells. By using Mn‐doping band gap engineering tool QDs an effective improvement absorption spectra could be obtained. The mid‐states generated by proper Mn content alleviate carrier separation enhance electron injection rate, thus facilitating transport TiO 2 substrate. It is demonstrated that device constructed...
Electrochemical water splitting constitutes one of the most promising strategies for converting into hydrogen-based fuels, and this technology is predicted to play a key role in transition towards carbon-neutral energy economy. To enable design cost-effective electrolysis cells based on technology, new more efficient anodes with augmented activity stability will be required. Herein, we report an active molecular Ru-based catalyst electrochemically-driven oxidation (overpotential ∼395 mV at...
An electron injection highway: CdSe nanorods with CdS seed material were applied to a quantum rod-sensitized TiO2 solar cell that showed higher efficiency than analogous dot-sensitized cells: reducing the nanocrystals′ carrier confinement dimensions can improve of nanocrystal-sensitized cells.
Calcific aortic valve disease (CAVD) is a progressive cardiovascular disorder involving multiple pathogenesis. Effective pharmacological therapies are currently unavailable. Sirtuin6 (SIRT6) has been shown to protect against calcification in CAVD. The exact regulatory mechanism of SIRT6 osteoblastic differentiation remains be determined, although it inhibits osteogenic interstitial cells. We demonstrated that was markedly downregulated calcific human valves. Mechanistically, suppressed cells...
The serum uric acid to creatinine ratio (SUA/sCr) is a standardized index of renal function. More importance was attached the significance this in progression hypertension. While association between prognosis hypertension and SUA/sCr unknown. Therefore, we aimed prospectively examine associations all-cause CVD mortality adults with Participants from NHANES 1999–2018 (n = 15,269) were included. They stratified by 1 increment categorized into 6 groups as ≤ 4, > 4 5, 5 6, 7, 7 8, 8. reason for...