Results 41 to 50 of about 475,339 (308)

Reconstruction of the Technology for Manufacturing Slate Knives Based on the Results of Studying Materials from Sites of Ancient and Historical Eskimos

open access: yesПоволжская археология
The article deals with reconstruction of the technology for making slate knives of the Eskimos of Chukotka and Russian America, obtained during archaeological excavations and ethnographic collections. To achieve this goal, a comprehensive methodology for
Skakun Natalia N.   +3 more
doaj   +1 more source

Pastoral care of St. Tikhon (Bellavin) of the sailors of the ships of the Russian Imperial navy at the turn of the 19th — 20th centuries [PDF]

open access: yesВестник Православного Свято-Тихоновского гуманитарного университета: Серия ИИ. История, история Русской Православной Церкви
: The history of Orthodoxy in North America is inextricably linked to the navy, as it was born through the labors of Russian missionaries who arrived there by sea.
Sozont Singh
doaj   +1 more source

A whiter shade of pale, a blacker shade of dark: Parameters of spatially induced blackness [PDF]

open access: yes, 2006
The surface-mode property of “blackness” is induced by simultaneous contrast with an adjacent, more luminant surround. As numerous studies have shown, the degree of blackness induced within an achromatic test field is a function of the relative ...
Bimler, David L.   +2 more
core   +1 more source

Shaping Ti3C2 MXene Nanospheres for Precision Near‐Infrared Photothermal Therapy

open access: yesAdvanced Functional Materials, EarlyView.
In this study, we report producing spherical MXenes via fs laser fragmentation of Ti3C2 flakes in liquid medium. The nanoparticles demonstrated pronounced light absorption and high photothermal conversion efficiencies of 68% and 63% under heating with NIR‐I and NIR‐II lasers, respectively.
Julia S. Babkova   +21 more
wiley   +1 more source

Caudillism in Latin America: a comeback from oblivion

open access: yesИбероамериканские тетради, 2021
Book under review: Dabagyan E.S. Venezuela: moving in a spiral. Moscow: ILA RAS, 2020.
N. Y. Kudeyarova
doaj   +1 more source

Traditional magic or European occultism? Commercial fortune-telling and magic in post-Soviet Russia and their relationship to Russian tradition [PDF]

open access: yes, 2009
The article examines the vibrant commercial magic and fortune-telling industry in Russia today. Based on fieldwork in Petersburg conducted in 2006, supplemented by printed and, in particular, web material, it seeks to show that, despite the many ...
Wigzell, F.
core  

Coupled Above‐ and Belowground Ecosystem Stability Worldwide

open access: yesAdvanced Science, EarlyView.
Are the worlds above and below our feet in sync? This global exploration reveals an entangled fate between above‐ and belowground ecosystem stability. It identifies arid regions as hotspots for this coupling and highlights temperature stability as a vital safeguard for maintaining ecosystem balance across our warming planet.
Zexin Meng   +18 more
wiley   +1 more source

Exploring Possibilities of Colonization of Pacific Northwest by Russia, Great Britain and Spain in the 18th Century

open access: yesRUDN Journal of Russian History
The authors consider different assessments of the history of the northwest coast of America, now the territory of the south of Alaska and the west coast of Canada. For a long time, this territory was an arena of struggle between the great powers.
Aleksandr Yu. Petrov   +1 more
doaj   +1 more source

USA and China in Latin America: Contours of Competition

open access: yesVestnik RUDN. International Relations, 2019
In the last decade Latin America in trade, economic and financial terms turns out to be increasingly “sandwiched” between the United States and China, which accounted for more than half of the total trade of Latin American countries, and also a crucial ...
Petr Pavlovich Yakovlev
doaj   +1 more source

Seasonal variation of the transport of black carbon aerosol from the Asian continent to the Arctic during the ARCTAS aircraft campaign [PDF]

open access: yes, 2011
Extensive measurements of black carbon (BC) aerosol were conducted in and near the North American Arctic during the Arctic Research of the Composition of the Troposphere from Aircraft and Satellites (ARCTAS) aircraft campaign in April and June-July 2008.
Blake, DR   +11 more
core   +1 more source

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