Results 141 to 150 of about 2,336,324 (312)

The National Geothermal Energy Research Program [PDF]

open access: yes
The continuous demand for energy and the concern for shortages of conventional energy resources have spurred the nation to consider alternate energy resources, such as geothermal.
Green, R. J.
core   +1 more source

Analysis of timber as sustainable material for construction [PDF]

open access: yes, 2014
Comunicació presentada a IN-TECH 2014 International Conference on Innovative Technologies (Leiria, Portugal 10-13, september 2014).Facing the climate change scenario, professionals and technicians of civil engineering and architecture are searching for ...
Braulio-Gonzalo, Marta   +2 more
core  

A Numerical–Experimental Approach for Multi‐Matrix Fiber‐Reinforced Plastics Characterization Using Finite Element Model Updating

open access: yesAdvanced Engineering Materials, EarlyView.
A numerical–experimental framework is developed for characterizing multi‐matrix fiber‐reinforced polymers (MM‐FRPs) combining epoxy and polyurethane matrices. Harmonic bending tests are integrated with finite element model updating (FEMU) to simultaneously identify elastic and viscoelastic material parameters.
Rodrigo M. Dartora   +4 more
wiley   +1 more source

China’s Energy Economy: A Survey of the Literature [PDF]

open access: yes
This paper reviews literature on China’s energy economics, focusing especially on: i) the relationship between energy consumption and economic growth, ii) China’s changing energy intensity, iii) energy demand and energy -capital and -labor substitution ...
Hengyun Ma, Les Oxley
core  

European development experience on energy storage wheels for space [PDF]

open access: yes, 1984
High speed fiber composite rotors suspended by contactless magnetic bearings were produced. European industry has acquired expertise in the study and fabrication of energy storage wheels and magnetic suspension systems for space.
Robinson, A. A.
core   +1 more source

Handbook of Establishing and Maintaining Oxygen‐Free Atmospheres

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents a practical framework for creating oxygen‐free atmospheres at ambient pressure using silane‐doped inert gases. The results show that ultra‐low oxygen levels and strongly reduced water content can be achieved through controlled silane dosing, drying systems, and sensor monitoring.
Sascha Jan Zimmermann   +3 more
wiley   +1 more source

Integrating Market Based Instruments for Pollution Control - Strategic Option for Enhancing Competitiveness within Energy Industry - [PDF]

open access: yes
The paper aims to emphasize the efficiency of using market based instruments for both reducing pollution and enhancing competitiveness within the energy industry.
Oana-Catalina TAPURICA
core  

The Government’s financial support for fossil fuel companies is being overlooked [PDF]

open access: yes, 2012
Bob Ward explores the subsidies currently doled out by the government to fossil fuel companies and asks why it has not attracted the same degree of criticism as subsidies for the renewable energy ...
Ward, Bob
core  

Effect of Oxygen Content on Surface and Subsurface Integrity During Turning of Ti–6Al–4V

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines how oxygen content in the ambient atmosphere affects the surface and subsurface properties of Ti–6Al–4V during turning. Results show that oxygen does not influence surface roughness. However, machining in an extremely high vacuum‐adequate atmosphere increases surface hardness by up to 7.8% and induces compressive residual stresses ...
Benjamin Bergmann   +3 more
wiley   +1 more source

Oxide‐Free Titanium Coatings by Wire Arc Spraying in a Silane‐Doped Inert Atmosphere

open access: yesAdvanced Engineering Materials, EarlyView.
A silane‐doped argon atmosphere enables the production of oxide‐free titanium coatings via twin‐wire arc spraying at ambient pressure. This innovative approach eliminates residual oxygen, creating process conditions that prevent oxidation and nitride formation.
Manuel Rodriguez Diaz   +4 more
wiley   +1 more source

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