Results 21 to 30 of about 914,863 (240)

Hydrolytically stable foamed HKUST-1@CMC composites realize high-efficient separation of U(VI)

open access: yesiScience, 2021
Summary: HKUST-1@CMC (HK@CMC) composites that show good acid and alkali resistance and radiation resistance were successfully synthesized by introducing carboxymethyl cellulose (CMC) onto the surface of HKUST-1 using a foaming strategy.
Dejun Zeng   +7 more
doaj   +1 more source

PtFeCoNiCu high-entropy solid solution alloy as highly efficient electrocatalyst for the oxygen reduction reaction

open access: yesiScience, 2023
Summary: Searching for an efficient, durable, and low cost catalyst toward oxygen reduction reaction (ORR) is of paramount importance for the application of fuel cell technology. Herein, PtFeCoNiCu high-entropy alloy nanoparticles (PFCNC-HEA) is reported
Tao Chen   +9 more
doaj   +1 more source

Colloidal Nanocrystals: A Toolbox for Materials Chemistry

open access: yesCHIMIA, 2021
Colloidal nanocrystals are the ideal building blocks for the fabrication of functional materials. Using various assembly, patterning or processing techniques, the nanocrystals can be arranged with unprecedented flexibility in 1-, 2- or 3-dimensional ...
Fabian Matter   +2 more
doaj   +1 more source

Química de (nano)materiais Nano) materials chemistry

open access: yesQuímica Nova, 2007
An overview of different aspects related to Materials and Nanomaterials Chemistry is presented and discussed. The insertion of this field in Brazil is evaluated on the basis of the communications presented on the 30th Annual Meeting of the Brazilian ...
Aldo J. G. Zarbin
doaj   +1 more source

Investigation of Antibacterial and Cytotoxicity Effect of Green Synthesized TiO2 Nanocomposites, an Experimental and Theoretical Study [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2022
Protecting the hair, skin, or products of itself are utilized by sunscreen filters which were frequently blocked hazardous UV-Vis radiation. Considering its photoprotective impact on the skin facing the radiation of ultraviolet and visible, TiO2 is a ...
Payam Khazaeli   +6 more
doaj   +1 more source

Compositional and Interface Engineering of Organic-Inorganic Lead Halide Perovskite Solar Cells

open access: yesiScience, 2020
Power conversion efficiency (PCE) of the perovskite solar cells (PSCs) has remarkably been increased from 3.1% to 25.2%. The fast expansion of the PSCs has been along with the development of compositional and interface engineering, which has been playing
Haizhou Lu   +4 more
doaj   +1 more source

Molecular nanoarchitectonics: unification of nanotechnology and molecular/materials science

open access: yesBeilstein Journal of Nanotechnology, 2023
The development of nanotechnology has provided an opportunity to integrate a wide range of phenomena and disciplines from the atomic scale, the molecular scale, and the nanoscale into materials.
Katsuhiko Ariga
doaj   +1 more source

Ultrafast spectroscopy studies of carrier dynamics in semiconductor nanocrystals

open access: yesiScience, 2022
Summary: Semiconductor nanocrystals have become ubiquitous both in scientific research and in applied technologies related to light. When a nanocrystal absorbs a photon an electron-hole pair is created whose fate dictates whether the nanocrystal will be ...
Joseph D. Keene   +3 more
doaj   +1 more source

Soil oxidant demand for remediation of PAHs contaminated plots

open access: yesShenzhen Daxue xuebao. Ligong ban, 2023
In order to better guide the dosage of chemical oxidants in the remediation of polycyclic aromatic hydrocarbons (PAHs) contaminated soil, KMnO4, Na2S2O8 and H2O2 were selected to study the kinetics, soil oxidant demand (SOD) and its influencing factors ...
DING Senxu   +4 more
doaj   +1 more source

Leukemia and Exposure to Potential Benzene Sources in Children From the Mexico City Metropolitan Area, 2010–2021: A Geospatial Analysis

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Leukemia is the most common childhood cancer in Mexico, and acute lymphoblastic leukemia (ALL) is the most frequent subtype. Exposure to high concentrations of benzene has been associated with ALL incidence, particularly in urban areas. This study evaluated the relationship between distance to benzene emission sources and the number
Orlando Rivera Zurita   +5 more
wiley   +1 more source

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