Results 11 to 20 of about 103,920 (208)

Large Igneous Province Record Through Time and Implications for Secular Environmental Changes and Geological Time‐Scale Boundaries

open access: yesGeophysical Monograph Series, Page 1-26., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Richard E. Ernst   +8 more
wiley  

+1 more source

Understanding the structure and reactivity of NiCu nanoparticles: An atomistic model [PDF]

open access: yes, 2017
The structure of bimetallic NiCu nanoparticles (NP) is investigated as a function of their composition and size by means of Lattice MonteCarlo (LMC) and molecular dynamics (MD) simulations.
Belletti, Gustavo Daniel   +6 more
core   +1 more source

Arkhangelsk Cemetery of Kazan: Experience of Historical Research

open access: yesИсторическая этнология, 2018
The article describes the transformation of the Arkhangelsk cemetery from the graveyard of a suburban village into a large urban necropolis. The cemetery existed from the middle of the 18th century at least.
Yelena V. Mironova
doaj   +1 more source

Experimental and numerical study of rotor aeroacoustics [PDF]

open access: yes, 2017
The work documents recent experiments at the Kazan National Research Technical University named after A.N. Tupolev (Kazan Aviation Institute), related to helicopter acoustics. The objective is to measure nar-field acoustics of rotors in hover and provide
Barakos, George N.   +7 more
core   +1 more source

Heinrich Schliemann in Kazan: 'I went to the Kremlin to see one church there…'

open access: yesУченые записки Казанского университета: Серия Гуманитарные науки, 2020
The journey of Heinrich Schliemann (1822–1890), the major Russian trader and world famous archaeologist, as well as the founder of Mycenology, along the Volga River with a visit to Kazan was discussed. It was his last travel before starting a career of
E.A. Chiglintsev, N.I. Khanbekova
doaj   +1 more source

Difficulties of Soviet urbanization and construction of the 'socialist city' in the multicultural periphery: Kazan in the 1920s

open access: yesУченые записки Казанского университета: Серия Гуманитарные науки, 2021
Based on the example of Kazan in the 1920s, the difficulties and problems of implementing the Soviet policy of urbanization and “socialist city” construction in cities with a nationally and religiously heterogeneous population are shown.
T.M. Bohn   +2 more
doaj   +1 more source

Creating a Database of Helicopter Main Rotor Acoustics for Validation of CFD Methods [PDF]

open access: yes, 2017
The work presents recent experiments at the Kazan National Technical University (KNRTU-KAI), related to helicopter acoustics. The objective is to provide a database of near-field experimental data suitable for CFD validation.
Barakos, G.   +6 more
core   +1 more source

The urban society of Kazan and the sanitary and environmental problems during the second half of the 19th–early 20th centuries

open access: yesУченые записки Казанского университета: Серия Гуманитарные науки, 2021
The attitude of the Kazan community to the urban environmental and sanitary problems during the second half of the 19th–early 20th centuries was discussed. The measures taken by the local government were analyzed.
A.O. Kislenko
doaj   +1 more source

Aerodynamic and acoustic analysis of helicopter main rotor blade tips in hover [PDF]

open access: yes, 2016
Purpose: The design of main rotor blade tips is of interest to helicopter manufactures since the tip details affect the performance and acoustics of the rotor. The paper aims to discuss this issue.
Barakos, George   +4 more
core   +1 more source

Cultural codes of the Old Tatar Quarter

open access: yesИсторическая этнология, 2019
Today, Kazan faces the issues of heritage preservation, choosing vectors of development, and the correlation of symbolic and physical space. The important point is to construct its identity in the context of globalization.
Enzhe M. Dusaeva
doaj   +1 more source

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