Results 101 to 110 of about 5,600,913 (347)

Comparative evaluation of three alternative power cycles for waste heat recovery from the exhaust of adiabatic diesel engines [PDF]

open access: yes
Three alternative power cycles were compared in application as an exhaust-gas heat-recovery system for use with advanced adiabatic diesel engines. The power cycle alternatives considered were steam Rankine, organic Rankine with RC-1 as the working fluid,
Bailey, M. M.
core   +1 more source

Nanothermometry in Living Cells: Physical Limits, Conceptual and Material Challenges

open access: yesAdvanced Functional Materials, EarlyView.
Heat and temperature are fundamental to life. When nanothermometers began probing regions as small as a living cell, they triggered controversial claims of large intracellular temperature gradients. We review physical constraints energy‐conservation, entropy production, thermodynamic fluctuations, and molecular dynamics.
Taras Plakhotnik
wiley   +1 more source

Engine performance of a single cylinder direct injection diesel engine fuelled with blends of Jatropha Curcas oil and stardard diesel fuel [PDF]

open access: yes, 2013
Blends of Jatropha Curcas oil and standard diesel fuel were evaluated (without pre-heating). The engine tests for the blends were performed in a Petter single cylinder direct injection diesel engine under steady state conditions at high loads.
Errasti, M   +5 more
core   +1 more source

Diffusion of alternative fuel vehicles considering dynamic preferences

open access: yesTechnological forecasting & social change, 2019
Consumer preferences are a crucial element of models aimed at understanding and predicting the diffusion of Alternative Fuel Vehicles (AFVs). Previous AFVs diffusion studies have considered static preferences, but preferences for complex products such as
G. Oliveira, R. Roth, L. Dias
semanticscholar   +1 more source

Shaping of Biohybrid Functional Living Materials

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates a strategy for shaping living mycelium into functional materials by directing its natural growth. Nanoparticles armor hyphae, micron‐scale particles entangle within the network, and printed hydrogel architectures steer expansion, creating defined geometries.
Sarah Schyck   +3 more
wiley   +1 more source

Methanol as an alternative fuel [PDF]

open access: yes
Power resources ; Petroleum industry and ...
Mine Kuban Yücel
core  

The sustainable global energy economy: Hydrogen or silicon? [PDF]

open access: yes, 2008
A sustainable global silicon energy economy is proposed as a potential alternative to the hydrogen economy. This first visualisation of a silicon energy economy is based on largescale and carbon-neutral metallic silicon production from major smelters ...
Bardsley, W. Earl
core   +1 more source

Adaptive Hydrogels With Spatiotemporal Stiffening Using pH‐Modulating Enzymes

open access: yesAdvanced Functional Materials, EarlyView.
The chemomechanical coupling in an adaptive hydrogel is studied to further the development of adaptive hydrogels. This coupling is achieved by embedding a pH‐modulating enzyme in a pH‐responsive hydrogel. The enzymatic reaction can be triggered locally, which generates a pH‐decreasing wave throughout the system, increasing the crosslinking density and ...
Natascha Gray   +3 more
wiley   +1 more source

Use of alternative fuels in cement manufacture. Effect on clinker and cement characteristics and properties

open access: yesMateriales de Construccion, 2004
This paper compares industrial clinker and cement produced using conventional and alternative fuels (animal meal, tyres or a mixture of the two).
F. Puertas, M. T. Blanco-Varela
doaj   +1 more source

A methanol/air fuel cell system [PDF]

open access: yes, 1974
High power-density, self-regulating fuel cell develops electrical power from catalyzed reaction between methanol and atmospheric oxygen. Cells such as these are of particular interest, because they may one day offer an emission-free, extremely efficient ...
Asher, W. J.
core   +1 more source

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