Results 61 to 70 of about 24,218,867 (287)

From Material Tensions to Organizational Paradoxes: How Manufacturers Cope With the Limits of Circular Product Design

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Circular product design (CPD) is central to advancing the circular economy by enabling the narrowing, slowing, and closing of resource flows. Yet, its implementation remains persistently challenging for firms. Prior research has largely framed these challenges as discrete barriers, overlooking the structural contradictions embedded in CPD ...
Vanessa Robertson   +2 more
wiley   +1 more source

Can Credit Rating Changes Affect Corporate Carbon Emissions? Some Evidence From the S&P 500

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Using panel data on US S&P 500 firms from 2012 to 2024, this study examines how credit rating changes affect corporate carbon performance. Drawing on the resource‐based view and prospect theory, we show that credit rating downgrades lead to a statistically and economically significant deterioration in emission reduction scores.
Michal Wojewodzki   +4 more
wiley   +1 more source

Effect of Thermal Ageing on the Electrical Insulation Properties of the Oil-Paper Insulation

open access: yesActa Universitatis Sapientiae, Electrical and Mechanical Engineering
The article focuses on the electrical insulation properties of oil-paper insulation and its application in practice at AC voltage. It also discusses the effect of moisture and thermal ageing on the breakdown strength and breakdown voltage of oil-paper combinations.
Jan ZBOJOVSKÝ, Roman CIMBALA
openaire   +1 more source

Do Commodity Prices and Energy Markets Drive Asymmetric Volatility in Biodiversity Finance?

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study examines symmetric and asymmetric volatility spillovers among biodiversity finance, commodity prices, and energy markets using daily data from 2019 to 2025. We apply the Diebold–Yilmaz time–domain connectedness model, Baruník–Křehlík frequency–domain decomposition, and an asymmetric spillover framework.
Ijaz Younis   +4 more
wiley   +1 more source

Aging State Evaluation of Oil-Paper Insulation Based on Fusion of Gray Texture and Oil Gas Features

open access: yesZhongguo dianli, 2020
Aiming at the problem of insufficient precision of aging information obtained by single partial discharge(PD) feature discrimination, a D-S evidence fusion recognition method based on PD gray texture and oil-gas features is proposed to analyze the aging ...
Dongchao LIU   +6 more
doaj   +1 more source

Effect of applied DC voltages and temperatures on space charge behaviour of multi-layer oil-paper insulation

open access: yes, 2009
In this paper, space charge in a multi-layer oil-paper insulation system was investigated using the pulsed electroacoustic (PEA) technique. A series of measurements had been carried following subjection of the insulation system to different applied ...
Liao, R, Fu, M, Tang, Chao, Chen, George
core   +1 more source

The Sustainability Blind Spot in Manufacturing SMEs: A Contingency Perspective on Performance Measurement

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Measuring sustainability performance is crucial for small and medium‐sized manufacturing enterprises and sustainability indicators must be incorporated into decision‐making. However, companies tend to measure only the aspects that interest them, disregarding those considered less strategic or relevant.
Alessandra Neri   +3 more
wiley   +1 more source

The assessment method of transformer oil-paper insulation state based on PSO-ELM

open access: yes电力工程技术
Oil-immersed power transformer is an important part of power grid, and its reliable operation plays a vital role in pomler system security. Aiming at the problem that the insulation state of transformer cannot be assessed quantitatively after long-term ...
ZHANG Dewen   +5 more
doaj   +1 more source

African Twist of Circular Economy: Insights, Policies and Recommendations

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT While the circular economy (CE) has gained traction, this paper argues that mainstream CE approaches risk being misaligned in the African context. Drawing on a mixed‐methods synthesis of empirical studies, policy documents and cross‐country examples, the study shows that Africa's CE transition is fragmented and uneven, leaving the continent at
Michael Odei Erdiaw‐Kwasie   +4 more
wiley   +1 more source

Advancing thermal stability in natural ester oil-paper insulation systems via precision nanostructuring with parylene films: Experimental and molecular-level comprehensive assessment

open access: yesPolymer Testing
The oil-paper insulation system in eco-friendly fire-retardant transformers depends on hydrophilic natural ester insulating oil. Moisture within the system synergistically interacts with aging, worsening oil-paper insulation degradation and hastening ...
Feipeng Wang   +7 more
doaj   +1 more source

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