Results 51 to 60 of about 11,163,126 (353)

CCUS Perspectives: Assessing Historical Contexts, Current Realities, and Future Prospects

open access: yesEnergies
CCUS technologies are crucial solutions for mitigating climate change by reducing CO2 emissions from industrial operations and energy sectors. This review critically examines the current state of CCUS technologies, and highlights advancements, challenges,
William Ampomah   +3 more
doaj   +1 more source

Expander selection for an on board ORC energy recovery system [PDF]

open access: yes, 2017
This paper deals with the comparison between volumetric expanders (screw, scroll and rotary vane) and an Inlet Forward Radial (IFR) micro turbine for the exploitation of an on board Organic Rankine Cycle (ORC) energy recovery system.
Capata, Roberto, Fabio, Pantano
core   +1 more source

A review of the energy recovery and energy pressure of liquid

open access: yesEnergy Science & Engineering, 2023
AbstractDue to the rapid development of today's industry, it not only greatly accelerates the consumption of energy, but also causes serious pollution to the environment. Therefore, reducing energy waste and recovering energy has become an important research direction today.
Yunguang Ji   +6 more
openaire   +2 more sources

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Femtosecond Demagnetization and Hot Hole Relaxation in Ferromagnetic GaMnAs

open access: yes, 2008
We have studied ultrafast photoinduced demagnetization in GaMnAs via two-color time-resolved magneto-optical Kerr spectroscopy. Below-bandgap midinfrared pump pulses strongly excite the valence band, while near-infrared probe pulses reveal sub-picosecond
B. Koopmans   +7 more
core   +1 more source

The impacts of replacing air bubbles with microspheres for the clarification of algae from low cell-density culture [PDF]

open access: yes, 2014
Dissolved Air Flotation (DAF) is a well-known coagulation–flotation system applied at large scale for microalgae harvesting. Compared to conventional harvesting technologies DAF allows high cell recovery at lower energy demand.
Gonzalez Torres, Andrea   +8 more
core   +1 more source

AAA+ protein unfoldases—the Moirai of the proteome

open access: yesFEBS Letters, EarlyView.
AAA+ unfoldases are essential molecular motors that power protein degradation and disaggregation. This review integrates recent cryo‐electron microscopy (cryo‐EM) structures and single‐molecule biophysical data to reconcile competing models of substrate translocation.
Stavros Azinas, Marta Carroni
wiley   +1 more source

Exploring Greek Citizens’ Circular Thinking on Food Waste Recycling in a Circular Economy—A Survey-Based Investigation

open access: yesEnergies, 2022
Food waste is one of the biggest global challenges. Thinking and acting for closed-loop cycles for energy and resources recovery is pivotal for meeting the Sustainable Development Goal 12.3 (SDG 12.3) by 2030.
Konstantinos Papamonioudis   +1 more
doaj   +1 more source

Recycling of carbon fibre composites [PDF]

open access: yes, 2016
A clear case for carbon fibre recovery and reuse exists on environmental grounds due to the high cost and energy use of virgin fibre production.
Melendi-Espina, S.   +3 more
core  

Study of braking energy recovery impact on cost-efficiency and environmental safety of vehicle

open access: yes, 2020
The article addresses the evaluation of the impact of regenerative braking on fuel consumption and, consequently, on pollutant emissions from vehicles operated under conditions leading to frequent acceleration and deceleration. We assume that the vehicle
V. Rakov, A. Kapustin, I. Danilov
semanticscholar   +1 more source

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