Results 91 to 100 of about 1,109,308 (236)

Biochar and heavy metals

open access: yes, 2015
Heavy metals in soil Both geological weathering and anthropogenic activities have introduced point and diffuse sources of heavy metals to the environment. Mining, smelting, industrial processing and waste disposal have impacted on heavy metal concentrations in urban and rural environments alike, whilst fertilizers, herbicides and pesticides have ...
Leônidas Carrijo Azevedo Melo   +4 more
openaire   +2 more sources

Double-targeted liposomes coated with matrix metallopeptidase-2-responsive polypeptide nanogel for chemotherapy and enhanced immunotherapy against cervical cancer

open access: yesMaterials Today Bio
Immunotherapy is a cornerstone in cancer treatment, celebrated for its precision, ability to eliminate residual cancer cells, and potential to avert tumor recurrence. Nonetheless, its effectiveness is frequently undermined by the immunosuppressive milieu
Zhimin Bai   +10 more
doaj  

Development of organic-diffusive gradients in thin films technique for measuring freely dissolved concentrations of tetracyclines using a commercial SPE packing

open access: yesEcotoxicology and Environmental Safety, 2022
The freely dissolved concentrations (FDCs) of pollutants are related to their bioavailability in the environment, and the diffusive gradients in thin films technique (DGT) can obtain the FDC of an analyte.
Xuhui Li   +6 more
doaj  

Heavy-metal binding affinity in metalloproteins: a computational approach [PDF]

open access: yes, 2014
The use of biological organisms for removal of heavy-metal in situ brings down the production cost due to the lesser pre-treatment steps in the removal process.
Balanay, M. P.
core  

Heavy Metal Factory

open access: yes, 2017
The metal enrichment in the cosmic circuit of matter is dominated by the yields of asymptotic giant branch (AGB) nucleosynthesis, that are blown back into the interstellar medium just before these stars die as white dwarfs. To establish constraints on AGB processes, spectral analyses of hot post-AGB stars are mandatory.
openaire   +3 more sources

Deformation behaviour and microstructure characteristics of aluminium alloy cylindrical toothed parts by an innovative crossed-axes helical rolling process

open access: yesJournal of Materials Research and Technology
Tooth rolling process is an advanced manufacturing technology for high-performance toothed parts, with broad application prospects in the field of lightweight components.
Kun Li   +3 more
doaj  

Map of southeastern Maine showing heavy metals in stream sediments [PDF]

open access: bronze, 1967
Edwin Van Horn Post   +3 more
openalex   +1 more source

Comparison of Simulator Wear Measured by Gravimetric vs Optical Surface Methods for Two Million Cycles [PDF]

open access: yes
Understanding wear mechanisms are key for better implants Critical to the success of the simulation Small amount of metal wear can have catastrophic effects in the patient such as heavy metal poisoning or deterioration of the bone/implant interface ...
Alberts, L. R.   +7 more
core  

Enhancing the Catalytic Performance of PdNPs for Cr(VI) Reduction by Increasing Pd(0) Content

open access: yesMicroorganisms
Hexavalent chromium [Cr(VI)] is a hazardous environmental contaminant, and palladium nanoparticles (PdNPs) have shown promise as catalysts for its reduction.
Hongfei Lai   +8 more
doaj   +1 more source

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