Results 91 to 100 of about 78,694 (269)

Bioinspired Design of Extraordinary Wear‐Resistant Graphene/CoCrNi Multi‐Principal Element Alloy Composites

open access: yescMat, Volume 3, Issue 1, March 2026.
ABSTRACT The pursuit of simultaneously high wear resistance and excellent lubrication in multi‐principal element alloy (MPEA) composites is often hindered by a fundamental trade‐off, which is exacerbated by the agglomeration of high‐content graphene reinforcements.
Wen‐Ting Ye   +10 more
wiley   +1 more source

Seed beetles of the genus Kytorhinus Fischer de Waldheim, 1809 (Coleoptera: Chrysomelidae: Bruchinae) in the Trans-Volga region and Urals [PDF]

open access: yesКавказский энтомологический бюллетень
Information on the species composition, distribution and host plants of seed beetles (Chrysomelidae: Bruchinae) of the genus Kytorhinus Fischer de Waldheim, 1809 in the Trans-Volga region and Urals was summarized for the frst time.
S.V. Dedyukhin
doaj   +1 more source

Reviews of High‐Longevity Aqueous Zinc Metal Batteries Achieved by Programmable Interface Architectures

open access: yesENERGY &ENVIRONMENTAL MATERIALS, Volume 9, Issue 2, March 2026.
This review focuses on the mechanisms of Zn2+ electrodeposition and interfacial failure together with systematical artificial interphase layer design strategies from carbon materials, zincophilic alloys, to inorganic/organic compound layers, regulating ion flux and desolvation and providing guidance for programmable interface construction in aqueous ...
Bixian Chen   +12 more
wiley   +1 more source

Catholic immigrants in Nineteenth to Twentieth Centuries Urals: Scenarios of Establishing and Maintaining Connectedness [PDF]

open access: yes, 2016
Статья посвящена эволюции католических учреждений на Урале. Католики в этом регионе были представлены в основном этно-конфессиональными сообществами поляков, переселившихся из европейской части Российской империи в конце XIX – начале XX вв.
Glavatskaya, E.   +1 more
core  

MINERALOGY IN SOLUTION OF PROBLEMS OF ORIGIN OF QUARTZITES OF THE KYSHTYM SEQUENCE, ILMENOGORSKY COMPLEX [PDF]

open access: yesМинералогия, 2015
The major and accessory minerals, which compose quartzitic layers in metamorphic sequences of the Ilmenogorsky complex, Southern Urals, are studied. The relics of minerals of primary quartz and arkose sandstones, granitic, mafic, and ultramafic rocks ...
V.G. Korinevsky   +2 more
doaj  

Mineralogy and Formation of a Platinum Placer Deposit, Southern South Island, New Zealand

open access: yesNew Zealand Journal of Geology and Geophysics, Volume 69, Issue 1, March 2026.
Placer platinum group minerals (PGM), with subordinate detrital gold, have been concentrated in Pleistocene coastal sands near the present Foveaux Strait shoreline. This study characterises the PGM in what is New Zealand's only identified PGM deposit.
Marshall Palmer, Dave Craw
wiley   +1 more source

Рentlandite from ordinary chondrites of the Urals

open access: yesЛитосфера, 2016
Some new data on the chemical composition and morphology of the pentlandite from meteorites Ural (H5-6), Kunashak (L5-6), Ozernoye (L5), Severny Kolchim (H3), Kargapole (H4), and Chelyabinsk (LL5) are resulted in the paper. We found a natural decrease in
Yu. V. Erokhin   +3 more
doaj  

METAMORPHOSED SULFIDE ORES FROM THE LUCHISTOE CU OCCURRENCE, SOUTH URALS [PDF]

open access: yesМинералогия, 2015
Sulfide ores from the Luchistoe copper occurrence, which are metamorphosed under thermal influence of the Mazar granitic intrusion, are similar in mineralogy and petrography with metamorphosed ores from the VHMS and copper scarn deposits of the Urals ...
N.P. Safina   +3 more
doaj  

Synthesis Strategies, Therapeutic Roles, and Clinical Progress of Gold Nanoparticles in Biomedical Engineering

open access: yesNano Select, Volume 7, Issue 3, March 2026.
Gold nanoparticles are revolutionizing medicine with their unique properties including optical, electrical, physical, and chemical features, as well as surface plasmon resonance. This versatility has positioned GNPs as a cornerstone in nanotechnology, especially within biomedical applications. Their facile synthesis and surface functionalization enable
Nastaran Mohseni   +4 more
wiley   +1 more source

Did Iraq Cheat the United Nations? Underpricing, Bribes, and the Oil for Food Program [PDF]

open access: yes
From 1997 through early 2003, the United Nations Oil for Food Program allowed Iraq to export oil in exchange for humanitarian supplies. We measure the extent to which this program was corrupted by Iraq's attempts to deliberately set the price of its oil ...
Chang-Tai Hsieh, Enrico Moretti
core  

Home - About - Disclaimer - Privacy