Results 71 to 80 of about 466,365 (195)

On damping created by heterogeneous yielding in the numerical analysis of nonlinear reinforced concrete frame elements

open access: yes, 2015
In the dynamic analysis of structural engineering systems, it is common practice to introduce damping models to reproduce experimentally observed features.
Cottereau, Régis, Jehel, Pierre
core   +3 more sources

Aktualna kretanja na europskom i svjetskom tržištu stoke

open access: yesEkonomski Vjesnik, 1996
Iznenadna pojava kravljeg encefalitisa u Velikoj Britaniji moze dovesti do nepredvidljivih poremećaja na do sada izrazito stabilnom europskom tržištu stoke i mesa.
Zdravko Tolušić
doaj  

Martian meso/micro-scale winds and surface energy budget [PDF]

open access: yes, 2011
Regional, diurnal and seasonal variations of surface temperature are particularly large on Mars. This is mostly due to the Martian surface remaining close to radiative equilibrium.
Forget, F.   +6 more
core  

The nonlinear time-dependent response of isotactic polypropylene

open access: yes, 2002
Tensile creep tests, tensile relaxation tests and a tensile test with a constant rate of strain are performed on injection-molded isotactic polypropylene at room temperature in the vicinity of the yield point. A constitutive model is derived for the time-
Aboulfaraj M.   +37 more
core   +2 more sources

Geología del volcán Ceboruco, Nayarit, con una estimación de riesgos de erupciones futuras

open access: yesRevista Mexicana de Ciencias Geológicas, 2019
El Volcán Ceboruco se localiza en la porción occidental del Eje Neovolcánico Transmexicano. Su historia eruptiva está dividida en tres etapas, separadas por acontecimientos de formación de las dos calderas que están en la cumbre del volcán… Para ...
Stephen A. Nelson
doaj  

Hierarchical Structure with Highly Ordered Macroporous-Mesoporous Metal-Organic Frameworks as Dual Function for CO2 Fixation. [PDF]

open access: yes, 2019
As a major greenhouse gas, the continuous increase of carbon dioxide (CO2) in the atmosphere has caused serious environmental problems, although CO2 is also an abundant, inexpensive, and nontoxic carbon source.
Chu, Junmei   +8 more
core   +1 more source

La Propuesta espiritual de John Main

open access: yesProyección, 2019
En las últimas décadas y, en especial, en los últimos años, hemos asistido a una irrupción y una presencia cada vez mayor de espiritualidades no confesionales.
Roberto Villasante Meso
doaj  

Afromaison. Project objective, work progress and achievements project management : Core part of the mid-term report [PDF]

open access: yes, 2012
Natural resources are essential for maintaining or improving people's livelihood, especially in Africa. Integrated management of natural resources (INRM) is a way to maintain ecosystems capacity to produce a broad range of goods and services considering ...
D'Haeyer, Tom   +2 more
core  

El Multiculturalismo en Kymlicka

open access: yesProyección, 2017
El fenómeno de la globalización ha hecho que el proceso de diversificación étnica de las sociedades se haya incrementado a una velocidad nunca vista. España en apenas 20 de ser un país emigrante a un lugar de acogida de inmigrantes.
Roberto Villasante Meso
doaj  

Biomass Gasification as a Scalable, Green Route to Combined Heat and Power (CHP) and Synthesis Gas for Materials: A Review

open access: yesFuels
The high externalized and still partly unknown costs of fossil fuels through air pollution from combustion, and their limited resources have caused mankind to (re)turn to renewable sources such as wind, solar, and biomass to meet its energy needs ...
Maximilian Lackner   +5 more
doaj   +1 more source

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