Results 141 to 150 of about 28,295 (284)

A Thermally Robust Luminescent Antimony Halide for Real‐Time Detection of Volatile Iodine at Elevated Temperatures

open access: yesEcoEnergy, EarlyView.
Zero‐dimensional antimony halides drive efficient iodine capture through electron transfer and display rapid fluorescence quenching at 75°C (348 K), establishing the first luminescent sensor for real‐time I2 detection at elevated temperatures. ABSTRACT Real‐time monitoring of volatile molecular iodine (I2), a hazardous radioactive byproduct of nuclear ...
Ying Jiang   +13 more
wiley   +1 more source

A METHOD FOR CALCULATION OF MORSE POTENTIAL FOR FCC, BCC, HCP CRYSTALS APPLIED TO DEBYE-WALLER FACTOR AND EQUATION OF STATE

open access: yesCommunications in Physics
Analytical expressions for the Morse potential parameters for fcc, bcc and hcp crystals have been developed. They contain the energy of sublimation, the compressibility and the lattice constant.
NGUYEN VAN HUNG
doaj   +1 more source

Site-selective XAFS: a new tool for catalysis research

open access: yesTopics in Catalysis, 2000
Site-selective X-ray absorption fine structure (XAFS) experiments will become an important tool in the study of active sites and metal-support interactions in catalysis. Site-selective XAFS is possible with the detection of specific X-ray emission channels. Selectivity can be obtained for the valence or for the nature of the neighbouring atoms.
openaire   +3 more sources

Mechanisms and Advanced Characterizations for Urea Electrosynthesis

open access: yesEcoEnergy, EarlyView.
In this review, various mechanisms and the advanced characterizations involved in urea electrosynthesis are summarized. Furthermore, the outlook on the future potential, the challenges, and scope of these techniques for developing the urea electrosynthesis route are discussed, paving the way for the green synthesis of urea and other important chemicals.
Chu Zhang   +5 more
wiley   +1 more source

Design of High‐Performance MnCo1.5Cu0.5O4 Spinel Contact Material with Optimized Electrical Conductivity and Thermal Stability for Solid Oxide Electrolysis Cells by Cu Doping

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Cu‐doped spinel MnCo1.5Cu0.5O4 exhibits excellent conductivity and stability as SOC contact material. After 1000‐h aging at 850 °C, the contact layer maintains a 10 mΩ cm2 ASR value, and a single‐cell stack achieves a H2O/CO2 co‐electrolysis power density of 0.52 W cm−2.
Haozhen Li   +7 more
wiley   +1 more source

CeO2/Co3O4 p‐n Heterojunction as a Photo‐Responsive Bifunctional Electrocatalyst for Efficient Zinc‐Air Batteries

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A photo‐responsive bifunctional electrocatalyst with CeO2/Co3O4 p‐n heterojunction has been designed and exhibited excellent photo‐enhanced ORR/OER performance and Zn‐air batteries performance. The introduction of semiconductor materials as bifunctional oxygen reduction/evolution reaction (ORR/OER) electrodes has been proved as an efficient way to ...
Yuling Liu   +7 more
wiley   +1 more source

Activating and Stabilizing Lattice Oxygen in Spinel NiCo2O4 through F, Mn Dual Doping for Rechargeable Zinc–Air Batteries

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This study exploited the substitution doping of Mn and F in NiCo2O4 to activate and stabilize lattice oxygen, achieving a stable synergistic effect between AEM and LOM to enhance the intrinsic activity of the catalyst. The outstanding bifunctional properties enable its application as an anode catalyst in zinc–air batteries.
Jitong Li   +8 more
wiley   +1 more source

Design, Preparation, and Structural Control Mechanism of High Performance Water Splitting NiFeCu Catalyst under Magnetic Field

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
By utilizing magnetic field‐assisted electrodeposition to synthesize a Cu‐rich dendritic NiFeCu electrocatalyst, this study significantly improves the efficiency of water splitting. The research not only introduces an innovative strategy for designing highly active bifunctional catalysts but also pioneers a new direction for the application of magnetic
Zhong Wang   +8 more
wiley   +1 more source

Enabling High‐Loading Aqueous Zinc–Sulfur Batteries Via a Ni Single‐Atom Catalytic Host with Hierarchical Sulfur Reservoirs

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A Ni single‐atom‐anchored N‐doped carbon hollow host synergizes atomic Ni‐N4 sites with a hierarchical porous skeleton, enabling high‐sulfur‐loading aqueous Zn–S batteries with high capacity, low polarization, and excellent cycling stability for flexible energy storage.
Zuoshu Wang   +4 more
wiley   +1 more source

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