Results 41 to 50 of about 431,135 (299)

The Importance of Alternative Drive Vehicles in Road Transport in Poland and the European Union

open access: yesLogi, 2021
The development of electromobility in Poland and the whole world is an inevitable process. Every year, electric vehicles and vehicles powered by renewable fuels become more and more popular.
Frej Damian   +2 more
doaj   +1 more source

Outlook for alternative energy sources [PDF]

open access: yes, 1980
Predictions are made concerning the development of alternative energy sources in the light of the present national energy situation. Particular emphasis is given to the impact of alternative fuels development on aviation fuels.
Card, M. E.
core   +1 more source

Harnessing Fungal Biowelding for Constructing Mycelium‐Engineered Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Mycelium‐bound composites (MBCs) offer low‐carbon alternatives for construction, yet interfacial bonding remains a critical challenge. This review examines fungal biowelding as a biocompatible adhesive, elucidating mycelium‐mediated interfacial mechanisms and their role in material assembly. Strategies to optimize biowelding are discussed, highlighting
Xue Brenda Bai   +2 more
wiley   +1 more source

Ready to Roll?: Overview of Challenges and Opportunities [PDF]

open access: yes, 2011
Alternative Fuel Vehicles (AFVs) use combinations of vehicle fuels and technologies to reduce the use of petroleum in on-road vehicles. These include low-carbon fuels (sometimes blended with petroleum), electricity, and hybrid technologies combining ...
Robert Graff
core  

Electrical Conductivities of Conductors, Semiconductors, and Their Mixtures at Elevated Temperatures

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents a comprehensive review of temperature‐dependent electrical conductivity data for multiple material classes at elevated temperatures, highlighting a persistent conductivity gap between metals and semiconductors in the range of 102$\left(10\right)^{2}$– 107$\left(10\right)^{7}$ S/m. Metal–ceramic irregular metamaterials are proposed
Valentina Torres Nieto, Marcia A. Cooper
wiley   +1 more source

Exotic glycerol dehydrogenase expressing Escherichia coli increases yield of 2,3-butanediol

open access: yesBioresources and Bioprocessing, 2018
Background The thriving of biodiesel industry has led to produce 10% (v/v) crude glycerol, thus creating an overflow problem. Biofuel production is restricted by Escherichia coli due to its toxicity to bacterial cells.
Md. Shafiqur Rahman   +2 more
doaj   +1 more source

Qualification of Alternative Jet Fuels

open access: yesFrontiers in Energy Research, 2021
Historically, the commercial aviation industry has relied on a very limited number of well-proven, conventional fuels for certification and operation of aircraft and engines.
Mark A. Rumizen
doaj   +1 more source

Overcoming barriers to the implementation of alternative fuels for road transport in Europe. [PDF]

open access: yes, 2008
The success of implementing alternative fuels for road transport depends on their cost, performance and reliability. This paper focuses on the use of natural gas and LPG, hydrogen and biofuels in Europe.
Badoe   +30 more
core   +3 more sources

Dynamic Testing of Cold Gas Sprayed Bipolar Plates–Porous Transport Layer Coating System in Proton Exchange Membrane Water Electrolysis

open access: yesAdvanced Engineering Materials, EarlyView.
Through direct application of porous transport layer (PTL) on the bipolar plate (BPP) with thermal spraying, the interfacial contact resistance is improved. With the cold gas sprayed BPP–PTL coating system, a proton exchange membrane water electrolysis cell with a cell voltage of Ucell = 1.9 V can be operated up to i = 2.5 A/cm2 in a dynamic mode ...
Kirsten Bobzin   +5 more
wiley   +1 more source

Improving Carbon and Process Utilization for Biomass-to-Liquid Fuel Operations [PDF]

open access: yes, 2013
With the increasing world demand for transportation fuels, declining petroleum reserves and quest for energy security, there is a renewed interest in Fischer-Tropsch (FT) technology as a viable alternative for the production of liquid
James, O. O.
core   +1 more source

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