Results 51 to 60 of about 435 (116)

Physico-chemical characteristics and heavy metal concentrations of copper mine wastes in Zambia: implications for pollution risk and restoration [PDF]

open access: yes, 2020
Soil characterization is a vital activity to develop appropriate and effective restoration protocols for mine wastelands while insights into the total content of heavy metals in the soil is an important step in estimating the hazards that the metals may ...
Chileshe, Mutale N.   +5 more
core  

Late Barremian-Early Aptian Ammonites from the Tirgan Formation, Kopet-Dagh Sedimentary Basin, NE Iran [PDF]

open access: yes, 2019
During the recent field research on the Tirgan Formation in the west of Kopet-Dagh sedimentary basin, ammonite assemblages were obtained from the carbonate strata of this formation. This new finding is important for stratigraphical purpose.
Masoumeh Molaei   +3 more
core   +1 more source

CAMPANIAN CALCAREOUS NANNOFOSSIL BIOSTRATIGRAPHY OF EASTERN KOPPEH-DAGH BASIN (NORTH EAST OF IRAN), TETHYAN REALM [PDF]

open access: yes, 2016
Tethyan calcareous nannofossil assemblages have been recorded from three sections of the Abtalkh Formation including the type section at Abtalkh village and two others (Padeha and Jalilabad) in the east Koppeh-Dagh Basin, north east of Iran.
FOROUGHI, FARIBA   +2 more
core   +3 more sources

Prolonged semen incubation alters the biological characteristics of human spermatozoa. [PDF]

open access: yesClin Exp Reprod Med, 2022
Beigi SAD   +5 more
europepmc   +1 more source

Influence of Gum Arabic Enriched with GABA Coating on Oxidative Damage of Walnut Kernels [PDF]

open access: yes, 2019
Jezgra oraha je zbog velikog udjela nezasićenih masnih kiselina i fenolnih spojeva osjetljiva na oksidacijska oštećenja poput užeglosti i posmeđivanja, koja mogu nastati nepažljivim rukovanjem nakon berbe.
Asghar Ebrahimzadeh   +3 more
core   +3 more sources

The Exploration Significance of Ag/Au, Au/Cu, Cu/Mo, (Ag×Au)/(Cu×Mo) Ratios, Supra-ore and Sub-ore Halos and Fluid Inclusions in Porphyry Deposits: A Review [PDF]

open access: yes, 2017
This paper documents the exploration significance of Ag/Au, Au/Cu, Cu/Mo and (Ag×Au)/Cu×Mo) ratios of the supra-ore and sub-ore halos versus fluid inclusion evolution for 24 Cu, 6 Cu- Mo and 10 Cu-Au porphyry deposits worldwide. The ratios are based only
H. Atapour
core  

Hypogene enrichment in Miduk porphyry copper ore deposit, Iran. [PDF]

open access: yesSci Rep, 2022
Yousefi Soorani L   +4 more
europepmc   +1 more source

ODREĐIVANJE RASPODJELE VELIČINE STIJENSKIH FRAGMENATA POMOĆU KONVOLUCIJSKE NEURONSKE MREŽE [PDF]

open access: yes
Fast and relatively accurate determination of the fragment size distribution of a muck-pile is still a challenge in mining operations and the existing measurement methods are inefficient.
Farsangi, Mohamad Ali Ebrahimi   +3 more
core   +2 more sources

Perspective on pH adjustment in hydrometallurgical recycling of valuable metals from waste. [PDF]

open access: yesFront Chem, 2023
Suiyi Z   +8 more
europepmc   +1 more source

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