Results 161 to 170 of about 187,058 (317)

Band Alignment and Composition of the Buried TiO2/GaInP Interface

open access: yesAdvanced Materials Interfaces, EarlyView.
Buried TiO2$\text{TiO}_2$/GaInP interfaces formed by mild plasma‐enhanced ALD are shown to be largely insensitive to the initial GaInP surface condition. Angle‐dependent photoelectron spectroscopy reveals similar interfacial chemistry and band alignment for phosphorus‐rich and naturally oxidized surfaces, demonstrating a robust pathway for reproducible
David Ostheimer   +11 more
wiley   +1 more source

The Legal Framework for Energy Efficiency in Road Transport: A Critique of Legislation, Regulation, and Policy in New Zealand [PDF]

open access: yes, 2012
Energy efficiency provides a feasible way by which transport emissions can be reduced, air quality can be improved, and security of supply can be increased. In light of energy security and climate change, improving efficiency should be relatively high on
Jordan, Kimberley Jane
core  

NEW TRENDS IN FUEL EFFICIENCY IN THE OPERATION OF CIVIL AIRCRAFT

open access: yesНаучный вестник МГТУ ГА, 2016
Considers new methods to improve the fuel efficiency in opperation of civil aircraft, based on the reduction ground work time of aircraft engines, reducing take-off weight. Experimental data and assessment of these methods.
V. A. Belkin
doaj  

From the Discovery of the Giant Magnetocaloric Effect to the Development of High‐Power‐Density Systems

open access: yesAdvanced Materials Technologies, EarlyView.
The article overviews past and current efforts on caloric materials and systems, highlighting the contributions of Ames National Laboratory to the field. Solid‐state caloric heat pumping is an innovative method that can be implemented in a wide range of cooling and heating applications.
Agata Czernuszewicz   +5 more
wiley   +1 more source

Energy Policies for Passenger Motor Vehicles [PDF]

open access: yes
This paper assesses the costs and effectiveness of several energy policies for light-duty motor vehicles in the United States, using the National Energy Modeling System (NEMS).
Kenneth Small
core  

Smart and Sustainable Sizing: Investigating the Sensing Behavior of Glass Fabrics Coated With Waterborne Polyurethane/Graphene Dispersions

open access: yesAdvanced Materials Technologies, EarlyView.
Waterborne polyurethane/graphene formulations are developed as piezoresistive coatings on glass fabric to enable flexible strain sensing. The graphene‐enabled conductive network provides a stable electromechanical response under cyclic compression. The coating demonstrates reliable pressure‐dependent resistance changes, highlighting its potential for ...
Vishnu Vijayan Pillai   +8 more
wiley   +1 more source

Charm Cost-Effective High-Efficiency Advanced Reforming Module Final Technical Report [PDF]

open access: yes, 2009
Background Creation of a hydrogen infrastructure is an important prerequisite of widespread fuel cell commercialization, especially for the automotive market. Hydrogen is an attractive fuel since it offers an opportunity to replace petroleum-based fuels,
Shi, Yanlong   +8 more
core  

Three‐Dimensional Printed Microarchitected Hierarchically Porous Biodegradable PLA/S/CNT Nanocomposite Electrodes for High‐Performance Lithium–Sulfur Batteries

open access: yesAdvanced Materials Technologies, EarlyView.
Hierarchically microarchitected PLA/S/CNT cathodes are fabricated via scalable fused filament 3D printing as high‐sulfur‐loading hosts for rechargeable lithium–sulfur batteries. The assembled Li–S cells with sulfur loadings up to 17 mg cm−2 deliver an areal capacity of 9.2 mAh cm−2 and retain 96% of their discharge capacity after 100 charge–discharge ...
Vinay Gupta   +4 more
wiley   +1 more source

Is There an Energy Efficiency Gap? [PDF]

open access: yes
Many analysts have argued that energy efficiency investments offer an enormous “win-win” opportunity to both reduce negative externalities and save money.
Hunt Allcott, Michael Greenstone
core  

Analysis of the Fuel Efficiency of a Hybrid Electric Drive with an Electric Power Splitter

open access: yesActa Polytechnica, 2008
This paper presents the results of an analysis of the fuel efficiency of a hybrid electric car drive, with an electric power splitter based on a double rotor synchronous permanent magnet generator.
D. Čundev
doaj  

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