Results 91 to 100 of about 740,754 (253)

Microstructural transformations and fatigue behavior of NDI-based polyurethane in response to extreme dynamic loads: A focus on hard segment content

Journal of Materials Research and Technology
The microstructure of casting polyurethane (CPU) affects its performance under high dynamic loads, which is critical for developing high-performance materials. Herein, NDI-based casting polyurethane materials with varying hard segment contents (20%, 30%,
Guangzhi Jin, Peng Li, Yuzhen Gong, Yu Wang, Runguo Wang, Fanzhu Li, Yonglai Lu   +6 more
doaj   +1 more source

ENERGY RESOURCES DECREASE AND IT IS NECESSARY TO CONSERVE AND SAVE THEM

Analele Universităţii Constantin Brâncuşi din Târgu Jiu : Seria Economie, 2022
Primary energy sources are realized through Romania's internal production as well as through imports. The current evolution of the world economy, European and, of course, in Romania, has determinedthe es of the heating of energy prices. In this context, the authors aim to analyse, on the basis of data provided by the National Institute of Statistics ...
CONSTANTIN ANGHELACHE, MĂDĂLINA-GABRIELA ANGHEL, ŞTEFAN VIRGIL IACOB   +2 more
openaire   +1 more source

Crop genetic resource policy: the role of ex situ genebanks [PDF]

The world-wide capacity of genebanks for ex situ conservation of crop genetic resources has increased greatly since the 1970s, improving the access of crop breeders to landraces and wild and weedy relatives.
Wright, Brian D.
core   +1 more source

GENETIC RESOURCES CONSERVATION AND MAINTENANCE IN THE FORMER SOVIET UNION [PDF]

This report discusses the development and current status of the plant genetic resources conservation and maintenance system in the former Soviet Union as of mid 1994.Resource /Energy Economics and Policy,
Zohrabian, Armineh
core   +1 more source

A REVIEW OF APPLICATIONS OF MULTIPLE - CRITERIA DECISION-MAKING TECHNIQUES TO FISHERIES [PDF]

Management of public resources, such as fisheries, is a complex task. Society, in general, has a number of goals that it hopes to achieve from the use of public resources. These include conservation, economic, and social objectives.
Mardle, Simon, Pascoe, Sean
core   +1 more source

Synchronizing Teaching Resources of Energy Conservation Principle in Mechanical Engineering Courses- Year 2 Updates

, 2023
Yogendra Panta, William Church
openalex   +2 more sources

Integrated Distributed Energy Resource Pricing and Control [PDF]

, 2012
U.S. policy is to allow owners of distributed resources to effectively and reliably provide their services at scale, and operate harmoniously on an interconnected distribution and transmission grid.
Bitar, E., De Martini, Paul, Meyn, S., Wierman, Adam   +3 more
core  

A method for the reduction of aerodynamic drag of road vehicles [PDF]

A method is proposed for the reduction of the aerodynamic drag of bluff bodies, particularly for application to road transport vehicles. This technique consists of installation of panels on the forward surface of the vehicle facing the airstream.
Leary, Terrance O., Pamadi, Bandu N., Taylor, Larry W.   +2 more
core   +1 more source

Vineyard establishment on the basis of principles of energy and resource conservation

Fruit growing and viticulture of South Russia
Abstract. The article contains materials that form the basis of a feasibility study (FS) for laying a vineyard (from planting to fructification), developed according to the principle of energy and resource conservation provided for in the project assignment.
A.A. Krasilnikov, V.S. Petrov, E.T. Ilnitskaya   +2 more
openaire   +1 more source

New Technique Producing Recycled Aggregate Concrete for Conservation of Resources and Energy

, 1999
Masanori Tsuji, Takehiro Sawamoto
openalex   +2 more sources