Results 51 to 60 of about 3,248 (237)

Determination of Bio-Oxidation Energy Released by Thermophiles in Secondary and Mixed Bio-Solids [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2007
Reaction constants and heat release during thermophilic aerobic digestion of typical secondary and mixed sludges were determined. Maximum reaction constant, determined by measuring the amounts of biodegradable volatile suspended solids (bVSS) removed ...
Mohsen Nosrati   +3 more
doaj  

Elementary analysis and energetic potential of the municipal sewage sludges from the Gdańsk and Kościerzyna WWTPs

open access: yesE3S Web of Conferences, 2018
This paper aims to present municipal sewage sludge (MSS) elementary analysis and energetic potential based on measurement of heat of combustion (higher heating value HHV) and calculation of calorific values (lower heating value LHV).
Ostojski Arkadiusz
doaj   +1 more source

Toward Carbon Accounting and Circular Harmony in Shipping Corporations: A Systematic Bibliometric Review

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study examines how carbon accounting can be used to govern, not merely report, circular economy principles in shipping corporations. Grounded in institutional theory and aligned with the UN 2030 Agenda, this study introduces circular harmony as an accounting design principle: Circular interventions are embedded in a single well‐to‐wake ...
Assunta Di Vaio   +2 more
wiley   +1 more source

Utilization of wastewater treatment sludge in the production of fired clay bricks: An approach towards sustainable development

open access: yesResults in Engineering
Wastewater treatment sludge has increase due to the increasing of population and economic potential. Sludge generally contains heavy metals that could lead to environmental effect as well as to human health.
Amir Detho   +2 more
doaj   +1 more source

Default Effect in ESG Investment: When a Recommendation Goes a Long Way

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Individual investors display a positive attitude toward ESG investments but typically fail to act upon it. We report results from a preregistered online experiment testing a default option on 1050 US investors examining the mechanisms driving the effectiveness of default options in promoting ESG investments.
Sai Sravanthi Ramadugula   +2 more
wiley   +1 more source

The Fast, the Steady and the Tenacious: Funding Pathways for Circular Start‐Ups

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Circular start‐ups (CSUs) are critical for unlocking the circular economy, yet they face persistent barriers in accessing finance. Despite growing interest from policymakers and financing institutions, little empirical evidence explains how these ventures pursue and secure funding.
Pilar Mejía‐Vélez   +4 more
wiley   +1 more source

Engineering Biochar‐Derived Functional Materials for High‐Performance Supercapacitors: Design Principles, Mechanisms, and Scalable Strategies

open access: yesCarbon Energy, EarlyView.
ABSTRACT Biochar has emerged as a useful and adaptable source of carbon for supercapacitor electrodes. Its value comes from the way biomass chemistry, thermal conversion, and activation conditions shape the resulting pore network, surface groups, and degree of carbon ordering.
Soumen Mandal   +6 more
wiley   +1 more source

Effect of Anaerobic Digestion on Rheological Parameters and Dewaterability of Aerobic Sludges from MBR and Conventional Activated Sludge Plants

open access: yesChemical Engineering Transactions, 2015
The paper investigates and compares the characteristics of sludges produced by membrane Bio-Reactor (MBR) and Conventional Activated Sludge (CAS) systems.
L. Pontoni   +6 more
doaj   +1 more source

Waste activated sludge high‐rate treatment of septage: Biodegradability studies and contact phase trials towards a cleaner environment

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract The waste activated sludge high‐rate (WASHR) process, developed in our previous study, is used for septic wastewater treatment. This high‐rate contact stabilization pre‐treatment uses typical waste streams found in wastewater treatment plants to reduce a portion of the loadings on the main treatment trains.
Arman Shirali   +2 more
wiley   +1 more source

Synthesizing polyethersulphone membranes with hybrid iron/nickel nanoparticles for dyes removal: An efficient biogenesis approach

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Industrial wastewater contamination by azo dyes poses a significant environmental challenge. This study reports the green synthesis of bimetallic iron/nickel (Fe/Ni) nanoparticles using moringa leaf extract, which acted as both a reducing and capping agent, and their incorporation into polyethersulphone (PES) membranes to produce eco‐friendly ...
Qusay A. Almajras   +7 more
wiley   +1 more source

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