Dolomite Composites Enable Low-Cost NaA Zeolite Membranes
Researchers developed low-cost dolomite-kaolinite ceramic supports for NaA zeolite membranes, using cross-flow seeding to achieve high purity in methanol dehydration.
Tag: Hydrothermal synthesis
Durable FAU Zeolite Membranes Synthesized on Porous Silicon Nitride Supports
Researchers developed a seed-free, variable-temperature hydrothermal method to synthesize durable FAU zeolite membranes on porous silicon nitride supports for water ...
Copper oxide nanoparticles detect trace hydrazine at picomolar levels
A hydrothermally synthesized copper oxide nanoparticle electrode detected hydrazine down to 7.15 picomolar with five-week stability.
Ceria-rich cobalt ferrite on MoS2 nanosheets lifts supercapacitor capacitance and durability
A ternary MoS2/cobalt ferrite/ceria nanocomposite with 40 mol% ceria reached 1141.41 F g−1 at 1.8 A g−1 and retained 97.1% ...
MnO2 Nanoneedles on Defect-Rich Biochar Boost Supercapacitor Performance
A hydrothermally synthesized α-MnO2 nanoneedle–biochar nanocomposite showed substantially improved supercapacitor charge storage over either component alone.
Maize Stalk Waste Turned Into Carbon Dots That Boost Maize Seedling Photosynthesis
Carbon quantum dots synthesized from maize stalk waste increased photosynthesis and growth in greenhouse maize seedlings, with an optimal foliar ...
Lignin-derived carbon dots boost supercapacitors and recycle into pollutant-eating catalysts
Scientists converted industrial lignin into fluorescent carbon dots embedded in iron-cobalt hydroxide electrodes that store record charge and, after the ...
Sm-BiVO4-ZnWO4 Z-scheme heterojunction with S-doped rGO removes 81.3% of Eu(III) from synthetic wastewater
A newly synthesized Sm-BiVO4-ZnWO4-SrGO nanocomposite removed 81.3% of Eu(III) from a 50 mg/L synthetic solution in 240 minutes, outperforming its ...
Polyaniline-Coated MgCo2O4 Composite Boosts Supercapacitor Performance
A polyaniline-coated MgCo2O4 hybrid electrode achieved a specific capacitance of 141.93 F g−1 and retained 88.71% of its capacitance over ...
Cadmium Sulfide Doping Boosts MXene Catalyst for Hydrogen Production
A hydrothermally synthesized CdS-doped Ti3C2Tx MXene composite with 1 wt% CdS showed the best electrocatalytic hydrogen evolution performance in acidic ...
High-sensitivity formaldehyde gas sensor based on cobalt and indium co-doped ZnO hierarchical microspheres
Cobalt- and indium-co-doped zinc oxide microspheres produced an approximately 18-fold higher formaldehyde response than pure zinc oxide, with reported response ...
Synthesis of Ni-doped MoO3 nanohollow spheres and investigation of gas-sensing performance to acetone
A 5.0 mol% nickel-doped MoO₃ nanohollow sphere sensor produced about 3.7 times the response of pure MoO₃ at 100 ppm ...
Nickel-Doped MoS2 Nanoparticles Improve Supercapacitor Electrode Performance
A laboratory study found that 6% nickel-doped MoS2 reached 1,210 F/g in a three-electrode test and 121 Wh/kg in an ...
Review maps defect risks across three high-purity silica production routes
A review finds that defect formation, removal opportunities and verification methods differ across hydrothermal, sol–gel and CVD routes for high-purity ...
Corn-straw biochar/MXene/MnO2 composite reaches 1,049.95 F g−1 in electrode study
A laboratory electrode study reported a specific capacitance of 1,049.95 F g−1 for a corn-straw biochar, MXene and MnO2 composite, ...
Laboratory study reports visible-light hydrogen production with WO3/Fe2O3/GO nanocomposite
A laboratory study reports that a WO3/Fe2O3/graphene oxide nanocomposite produced 25.26 mmol g−1 of hydrogen under visible light over 10 ...
Neural Networks Turn Toxic Oil Drilling Waste into High-Performance Zeolite
Researchers used adaptive genetic and particle swarm-optimized neural networks to convert oil-based drilling cuttings into Na-X zeolite with record ammonia ...
Ninety Minutes at 180 Degrees Celsius Turns Ordinary Niobium Oxide Into a Porous Powerhouse
A parametric hydrothermal study shows niobium pentoxide converts fully into porous sodium niobate, with 180 degrees Celsius for 90 minutes ...
Silver-Bridged Nanorods Supercharge Visible-Light Photocatalysis for Water Cleanup
Researchers have built plasmonic Z-scheme Ag/Ag2CrO4-Bi6Cr2O15 heteronanorods via in situ hydrothermal growth, achieving markedly enhanced visible-light degradation of methylene blue ...
Cheap Iron Doping Supercharges Vanadium Dioxide Cathodes for Zinc-Ion Batteries
Researchers at IIT Indore found that substituting a quarter of the vanadium in VO2 cathodes with cheap, earth-abundant iron expands ...
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