Results 81 to 90 of about 25,657 (311)

Environmental Insights and Sustainability Opportunities for Scaled‐Up MXene Production Without Etching

open access: yesAdvanced Science, EarlyView.
Through a systematic and comprehensive analysis of the environmental impacts for the emerging MXene synthesis pathways, this study presents process transformation and optimization opportunities for low‐carbon MXene production from laboratory to industrial scales.
Yushuai Huang   +6 more
wiley   +1 more source

Acciones 2011 : GWP Centroamérica. Trabajando juntos por la gestión sostenible del agua [PDF]

open access: yes, 2012
La Asociación Mundial para el Agua (Global Water Partnership - GWP), es una red internacional de organizaciones involucradas en el manejo de los recursos hídricos. La visión de GWP es la de un mundo donde la seguridad hídrica esté garantizada y su misión
Global Water Partnership Central America, GWP
core  

Electrocatalytic Coupling Conversion of Methane by Dual‐Site Control in Nickel Oxyhydroxide

open access: yesAdvanced Science, EarlyView.
Electrocatalytic coupling conversion of methane (CH4) is accomplished on the nickel oxyhydroxide (NiOOH), wherein the Ni─O dual‐site is triggered via the proper electronic interaction, synergistically promoting the C─H activation and C─C formation, enabling a selective and efficient C2 product generation route under ambient conditions. ABSTRACT Methane
Kailong Lu   +7 more
wiley   +1 more source

R450A and R513A as lower GWP mixtures for high ambient temperature countries: Experimental comparison with R134a

open access: yesEnergy, 2019
In recognition of the impact of the refrigeration sector on climate change, global commitments are achieved to replace hydrofluorocarbon substances with more planet-friendly alternatives.
Pavel Makhnatch   +3 more
semanticscholar   +1 more source

Regression model between GWP, LPH-GWP, MPH-GWP, BPH-GWP and GDI.

open access: yes, 2014
a. Quadratic regression between the GDI and the GWP; the peak is at GDI = 0.3783. b. Quadratic regression between the GDI and the LPH-GWP; the peak is at GDI = 0.3792. c.
Guoxin Yao (542679)   +8 more
core   +1 more source

Evaluation of Greenhouse Gas Emissions and Sludge Characteristics in Typical AAO Process WWTPs in Taihu Lake Basin, China

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT This study investigated sludge characteristics and greenhouse gas (GHG) emission from 16 anaerobic‐anoxic‐oxic (AAO) process wastewater treatment plants (WWTPs), 11 municipal and 5 industrial WWTPs, located in the Taihu Lake Basin, China. Influent/effluent water quality, sludge properties, operational parameters, GHG emission patterns, and ...
He Li, Zhirun Liu, Rajendra Prasad Singh
wiley   +1 more source

Impact of GHGs temporal dynamics on the GWP assessment of building materials: A case study on bio-based and non-bio-based walls

open access: yes, 2020
In a static Life Cycle Assessment (LCA), the global warming potential (GWP) is calculated assuming Green House Gas (GHG) impact to be independent of their emission or uptake timing.This study investigates if this approach is adequate to fully capture the
V. Zieger   +2 more
semanticscholar   +1 more source

Research on Heat Transfer Enhancement of Spiral Grooved Tube Heat Exchangers Based on CFD and Artificial Intelligence

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Driven by the energy crisis and carbon neutrality goals, high‐efficiency heat exchange equipment has become a core demand in the industrial sector. The spiral grooved double‐pipe heat exchanger exhibits significant heat transfer enhancement advantages, yet it requires balancing heat transfer efficiency and pressure loss.
Yueyun Yang, Wei Li, Xiuzhi Xi, Neng Gao
wiley   +1 more source

Revisiting the Carbon Footprint of Single‐Use Technologies in Biomanufacturing: A Bottom‐Up Analysis Reveals a Paradigm Shift

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT The biopharmaceutical industry increasingly relies on single‐use technologies (SUT) for operational flexibility. For a long time, SUT was considered more sustainable than stainless‐steel (SST) systems due to water and energy savings. This study re‐evaluates this paradigm via a detailed bottom‐up analysis of the SUT carbon footprint at the 2000 
Jan Reiners   +4 more
wiley   +1 more source

Performance of Low GWP Fluids in Heat Pump Systems [PDF]

open access: yesJournal of Thermal Engineering, 2016
Heat pumps are increasingly gaining popularity as the world is moving towards low-carbon energy systems. Use of heat pumps for domestic heating and hot water is widely seen as a sustainable option, and a step further from conventional fuel dependence.
openaire   +1 more source

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