Results 1 to 10 of about 7,467,245 (185)

Recent Advances in Catalytic Oxidation of Organic Sulfides: Applications of Metal–Ionic Liquid Catalytic Systems

open access: yesFrontiers in Chemistry, 2022
Catalytic oxidation of organic sulfides is of considerable significance in industrial chemistry and fuel industry. Therefore, numerous methods have been developed for the oxidation. Metal-containing ionic liquid-based catalysts can catalyze the selective
Xiao Bing Liu   +4 more
doaj   +1 more source

Ten-year results of a prospective cohort of large-head metal-on-metal total hip arthroplasty: a concise follow-up of a previous report

open access: yesBone & Joint Open, 2022
Aims: Large-diameter metal-on-metal (MoM) total hip arthroplasty (THA) has demonstrated unexpected high failure rates and pseudotumour formation. The purpose of this prospective cohort study is to report ten-year results in order to establish revision ...
Christiaan P. van Lingen   +3 more
doaj   +1 more source

Reproduction Sensitivity of Five Daphnia Species to Nickel

open access: yesJournal of Water and Environment Technology, 2020
In Japan, data on the reproduction sensitivity of Daphnia magna, which is a widely used organism in laboratory toxicity tests, to nickel are key to determination of water quality target values for nickel, which are used to set values for the ...
Hiroyuki Mano   +2 more
doaj   +1 more source

Tailored ZnS/Ag/TiOx transparent and conductive electrode for organic solar cells

open access: yesEPJ Photovoltaics, 2019
Organic photovoltaic cells (OPVCs) attract high interest for solar energy harvesting. They are based on organic thin films sandwiched between two electrodes, one of them being transparent and conductive.
Cherif Mohamed Ahmed   +4 more
doaj   +1 more source

Production of metal nanoparticles by agro-industrial wastes. A green opportunity for nanotechnology [PDF]

open access: yes, 2016
The feasibility of producing silver nanoparticles (Ag NPs) using phenolic extracts from agro-industrial wastes as reducing agents was investigated. Phenolic extracts were obtained from bilberry wastes (BW) and spent coffee grounds (SCG) with aqueous ...
Baiocco, Daniele   +3 more
core   +1 more source

Extraction, partial characterization and susceptibility to Hg2+ of acid phosphatase from the microalgae Pseudokirchneriella subcapitata Extração, caracterização parcial e susceptibilidade ao Hg2+ da fosfatase ácida da microalga Pseudokirchneriella subcapitata

open access: yesScientia Agricola, 2009
Pseudokirchneriella subcapitata is a unicellular green algae widely distributed in freshwater and soils. Due to its cosmopolitan characteristic, its use is recommended by national and international protocols in ecotoxicity studies.
Claudio Martín Jonsson, Hiroshi Aoyama
doaj   +1 more source

Evaluation of the properties of plastic-metal interfaces directly bonded via injection molding

open access: yesManufacturing Review, 2020
Plastic and metal can be directly bonded via insert injection molding by creating surface porous structures with 30–50 nm sizes on metal surface. Molten polymers can be penetrated into the small pores created on metal surface in the short molding process,
Horiuchi Shin   +2 more
doaj   +1 more source

Toxicological effects of cadmium on deep-sea mussel Gigantidas platifrons revealed by a combined proteomic and metabolomic approach

open access: yesFrontiers in Marine Science, 2023
IntroductionMarine metal contamination caused by deep-sea mining activities has elicited great concern from both social and scientific communities. Among the various metals deep-sea organisms might encounter, cadmium (Cd) is a widely detected metal that ...
Li Zhou   +16 more
doaj   +1 more source

Cross-Bridge Kelvin resistor structures for reliable measurement of low contact resistances and contact interface characterization [PDF]

open access: yes, 2009
The parasitic factors that strongly influence the measurement accuracy of Cross-Bridge Kelvin Resistor (CBKR) structures for low specific contact resistances (rhoc) have been extensively discussed during last few decades and the minimum of the rhoc value,
Klootwijk, J.H.   +4 more
core   +4 more sources

Patterns of risk of cancer in patients with metal-on-metal hip replacements versus other bearing surface types: a record linkage study between a prospective joint registry and general practice electronic health records in England. [PDF]

open access: yes, 2013
BACKGROUND: There are concerns that metal-on-metal hip implants may cause cancer. The objective of this study was to evaluate patterns and timing of risk of cancer in patients with metal-on-metal total hip replacements (THR).
de Vries, Frank   +5 more
core   +2 more sources

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