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SAE technical paper series, Volume 929166.
Environmental concerns have rekindled interest in energy conservation. The central question is efficiency, and calculation of efficiency requires a numerator... 
Energy conservation | Engines
eJournal
Journal of the American Chemical Society, ISSN 0002-7863, 1900, Volume 137, Issue 27, pp. 8696 - 8699
High efficiency perovskite solar cells were fabricated reproducibly via Lewis base adduct of lead­(II) iodide... 
CHARGE-TRANSPORT | MOBILITY | CHEMISTRY, MULTIDISCIPLINARY | DEPOSITION | Solar cells | Research | Lead compounds | Chemical properties | Solar batteries | Dimethyl sulfoxide
Journal Article
Advanced Materials, ISSN 0935-9648, 10/2017, Volume 29, Issue 40, pp. 1702847 - n/a
Maintaining high power efficiency (PE) under high brightness is still a pressing problem for the practical application of organic light‐emitting diodes (OLEDs). Here, ultrahigh... 
low voltage | green phosphorescent OLEDs | electron transporting materials | high power efficiency | Light-emitting diodes | Energy use | Low voltage | Anthracene | Charge injection | Efficiency | Fluorescence | Chemical bonds | Organic light emitting diodes | Light emitting diodes | Phosphorescence | Power efficiency | Electron transport | Diodes
Journal Article
SAE technical paper series, Volume 872327.
Two efficiencies have been introduced to facilitate the comparison of powered high lift systems for low approach speed and for acceleration after lift-off... 
Fuels and Energy Sources | Fatigue
eJournal
SAE technical paper series, Volume 821181.
This paper deals with the performance of both semisynthetic and full synthetic automotive gear lubricants in laboratory axle efficiency tests... 
Synthetic lubricants | Energy conservation | Gear lubricants | Axles
eJournal
SAE technical paper series, Volume 2016-01-0184.
...: 1) a fin-type heat exchanger in order to enhance exhaust recirculation efficiency 2... 
Energy conservation | Fuel economy | Thermal management
eJournal
SAE technical paper series, Volume 2012-01-0327.
Compressed air systems are employed in virtually all manufacturing plants, including automotive industries, and compressed air systems can account for five to... 
Energy consumption | Manufacturing equipment and machinery | Manufacturing
eJournal
SAE technical paper series, Volume 2012-36-0105.
This study presents the evaluation of the energy efficiency of a series hybrid electric vehicle through the theoretical development of two electric propulsion systems and an experimental study of fuel... 
Energy consumption | Motor-in-wheel drives | Hybrid electric vehicles
eJournal
SAE technical paper series, Volume 781063.
... of the “Energy Policy and Conservation Act” of 1975. This paper addresses the methods by which fuel economy may be increased by design efficiency of Light Trucks in consideration of legislated goals and considers aerodynamic and road load improvements... 
Transmissions | Energy conservation | Fuel economy | Emissions control | Design Engineering and Styling
eJournal
SAE technical paper series, Volume 941933.
...), with a compression ratio of about 13.5. Improvements of efficiency higher than 10%, at different loads and speeds, have been achieved by the adoption of this technique. Similar improvements have been obtained for CO, while more substantial reductions have been measured for NOx. 
Carbon dioxide | On-board Energy Sources | Tests and Testing | Spark ignition engines
eJournal
Angewandte Chemie (International ed.), ISSN 1433-7851, 2018, Volume 57, Issue 14, pp. 3787 - 3791
Journal Article
2013, ISBN 9780203520888, Volume 9780203520888, xiv, 232
"The efficient use of natural resources is key to a sustainable economy, and yet the complexities of resource efficiency have not previously been studied in great depth... 
Waste minimization | NATURE / Natural Resources | Sustainable Development | Water Science | Resource Management - Environmental Studies | Water Industries | Environments | Waste & Recycling | Environmental Studies | Hydrology | Environmental Economics | Energy efficiency | Environment & Theory | Environment & Resources | Environmental Sciences
Book
Journal Article
Progress in photovoltaics, ISSN 1062-7995, 2016, Volume 24, Issue 1, pp. 3 - 11
Consolidated tables showing an extensive listing of the highest independently confirmed efficiencies for solar cells and modules are presented... 
photovoltaic efficiency | energy conversion efficiency | solar cell efficiency | PHYSICS, APPLIED | CONCENTRATOR | ENERGY & FUELS | STABILITY | MATERIALS SCIENCE, MULTIDISCIPLINARY | Solar cells | Consolidation | Photovoltaic cells | Modules | Tables | Inclusions | Guidelines | SOLAR ENERGY | CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS
Journal Article
SAE technical paper series, Volume 982623.
Development of the Sequence VIB dynamometer engine test procedure for evaluating the fuel efficiency benefits of engine oils has recently been completed... 
Performance tests | Lubricants | On-board energy sources
eJournal
Progress in photovoltaics, ISSN 1062-7995, 2014, Volume 22, Issue 7, pp. 701 - 710
ABSTRACTConsolidated tables showing an extensive listing of the highest independently confirmed efficiencies for solar cells and modules are presented... 
photovoltaic efficiency | energy conversion efficiency | solar cell efficiency | MODULE | PHYSICS, APPLIED | CONCENTRATOR | ENERGY & FUELS | MATERIALS SCIENCE, MULTIDISCIPLINARY | MULTICRYSTALLINE | Solar cells | Consolidation | Photovoltaic cells | Modules | Tables | Inclusions | Guidelines
Journal Article