Results 11 to 20 of about 467,877 (376)

Considerations for large building water quality after extended stagnation

open access: yesAWWA Water Science, 2020
The unprecedented number of building closures related to the coronavirus disease (COVID‐19) pandemic is concerning because water stagnation will occur in many buildings that do not have water management plans in place.
C. Proctor   +8 more
semanticscholar   +1 more source

Economic growth and productivity: Italy and the role of knowledge

open access: yesPSL Quarterly Review, 2020
The COVID-19 crisis has hit Italy severely: by mid-2020, GDP had returned to the level observed in 1993. This is the result not only of its sharp collapse in the first half of 2020, but also of its weak growth since the 1990s.
Ignazio Visco
doaj   +1 more source

The Economy of the Pandemic: A Far Eastern Russian Aspect [PDF]

open access: yesProstranstvennaâ Èkonomika, 2021
The article presents continuation of analysis of national and international aspects in assessment of economic after-effects of a new corona virus pandemic.
Pavel Aleksandrovich Minakir
doaj   +1 more source

Hybrid nanofluid flow towards a stagnation point on a stretching/shrinking cylinder

open access: yesScientific Reports, 2020
This paper examines the stagnation point flow towards a stretching/shrinking cylinder in a hybrid nanofluid. Here, copper (Cu) and alumina (Al 2 O 3 ) are considered as the hybrid nanoparticles while water as the base fluid.
I. Waini, Anuar Ishak, I. Pop
semanticscholar   +1 more source

Limitations of Thermal Stability Analysis via In-Situ TEM/Heating Experiments

open access: yesNanomaterials, 2021
This work highlights some limitations of thermal stability analysis via in-situ transmission electron microscopy (TEM)-annealing experiments on ultrafine and nanocrystalline materials.
Osman El-Atwani   +4 more
doaj   +1 more source

"There is no store in Tarda again..." Some remarks on the functioning of rural communities in south-western Mazury on the example of Bartężek, Tarda and Winiec

open access: yesZeszyty Wiejskie, 2023
This article describes the economic and socio-cultural transformations experienced in recent decades by the communities of three villages, Bartężek, Tarda and Winiec, located in the western part of the Warmia-Mazury province. The immediate cause of these
Karol Walczak
doaj   +1 more source

What Kind of Society Russia Is Building in the 21st Century

open access: yesОбразование и наука, 2015
The author looks at the outcome of the social and economic reorganiza- tion conducted in Russia in the last two decades, analyzing the present situation, psy- chological atmosphere in society and personal feelings, which reflect, on the one hand, the ...
V. P. Lukyanin
doaj   +1 more source

Nested separatrices in simple shear flows: the effect of localized disturbances on stagnation lines [PDF]

open access: yes, 2005
The effects of localized two-dimensional disturbances on the structure of shear flows featuring a stagnation line are investigated. A simple superposition of a planar Couette flow and Moffatt's [J. Fluid Mech.
Gaskell, P.H.   +2 more
core   +1 more source

A Model of Secular Stagnation: Theory and Quantitative Evaluation

open access: yesAmerican Economic Journal: Macroeconomics, 2017
This paper formalizes and quantifies the secular stagnation hypothesis, defined as a persistently low or negative natural rate of interest leading to a chronically binding zero lower bound (ZLB).
Gauti B. Eggertsson   +2 more
semanticscholar   +1 more source

Oscillatory oblique stagnation-point flow toward a plane wall [PDF]

open access: yes, 2012
Two-dimensional oscillatory oblique stagnation-point flow toward a plane wall is investigated. The problem is a eneralisation of the steady oblique stagnation-point flow examined by previous workers.
A. Qamar   +23 more
core   +1 more source

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