Results 111 to 120 of about 4,984 (229)

Effect of hydrogen peroxide and lead(II) nitrate on gold cyanide leaching of Malaysian mesothermal deposit gold ore [PDF]

open access: diamond, 2020
Norlia Baharun   +7 more
openalex   +1 more source

Past and possible future of the Lahóca mine, Recsk, Hungary - a historical review [PDF]

open access: yes, 1998
Epitermálne zlatonosné zrudnenia sa viau k takým hydrotermálnym systémom, v ktorých sa minerály, obsahujúce zlato, objavujú v hĺbke 1-2 km pod povrchom.
Seres-Hartai Éva
core  

The Marmara Sea Gateway since ~16 ky BP: non-catastrophic causes of paleoceanographic events in the Black Sea at 8.4 and 7.15 ky BP [PDF]

open access: yes, 2007
The Late Quaternary history of connection of the Black Sea to the Eastern Mediterranean has been intensely debated. Ryan, Pitman and coworkers advocate two pulses of outflow from the Black Sea to the world ocean at ~16–14.7 ky BP and ~11–10 ky BP ...
Abrajano, T.   +6 more
core  

Earthquake slip surfaces identified by biomarker thermal maturity within the 2011 Tohoku-Oki earthquake fault zone. [PDF]

open access: yes, 2020
Extreme slip at shallow depths on subduction zone faults is a primary contributor to tsunami generation by earthquakes. Improving earthquake and tsunami risk assessment requires understanding the material and structural conditions that favor earthquake ...
Kirkpatrick, James D   +4 more
core  

Morphological and immunochemical characterization of the pollen grains of Chenopodium album L. (Chenopodiaceae) in a temperate urban area in Argentina [PDF]

open access: yes, 2014
Chenopodium album es una hierba cosmopolita, anual, muy polimórfica, que crece en forma espontánea en baldíos con suelos modificados de los barrios periféricos de Bahía Blanca.
Aztiria, María Eugenia   +5 more
core  

The Balkan balneotherapy product – an approach from the destination marketing perspective [PDF]

open access: yes, 2013
Considering the common features in the resources field, but especially the way in which they have been managed at the level of each individual country, it can be stated that a destination such as the Balkan peninsula represents a culturally homogeneous ...
Andreea BOTOȘ   +2 more
core   +1 more source

Environmental and Human Controls of Ecosystem Functional Diversity in Temperate South America [PDF]

open access: yes, 2013
The regional controls of biodiversity patterns have been traditionally evaluated using structural and compositional components at the species level, but evaluation of the functional component at the ecosystem level is still scarce.
Alcaraz Segura, Domingo   +3 more
core   +1 more source

Bare-tether cathodic contact through thermoionic emission by low work-function materials [PDF]

open access: yes, 2012
A new material, C12A7 : electride, which might present a work function as low as 0.6 eV and moderately high temperature stability, was recently proposed as coating for floating bare tethers.
Chen, Xin   +1 more
core   +1 more source

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