Results 71 to 80 of about 1,223,219 (254)
ABSTRACT This study examines sustainable entrepreneurship (SE) in emerging economies through the case of Black Cacau, a Brazilian bean‐to‐bar enterprise integrating agroforestry, direct trade, and Afro‐Brazilian cultural empowerment. Adapting the Patagonia‐based framework of Allal‐Chérif et al., the study explores how SE operates under conditions of ...
Marcelo Dionisio
wiley +1 more source
Oxygen Carrier Aided Combustion (OCAC) is realized by using an active oxygen-carrying bed material in fluidized bed boilers. The active material is reduced in fuel rich parts of the boiler and oxidized in air rich parts. Advantages could be achieved such
Magnus Rydén +3 more
doaj +1 more source
United War Work Campaign Subscription form No. 11309
A United War Work Campaign Subscription form, No. 11309, from World War I. The form was is filled out for 5 dollars which was paid on December 11, 1918. It is signed by the solicitor M.
United War Work Campaign
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ABSTRACT The emerging concept of Hubs for Circularity (H4Cs) presents an opportunity to create collaborative, self‐sustaining regional industrial ecosystems that drive circular economy transitions at scale. However, the operationalisation of H4Cs faces financial, organisational and data‐driven challenges.
Aditya Tripathi +3 more
wiley +1 more source
A dynamic PEM-fuel cell stack model for system simulation
A dynamic, mathematical model of a proton-exchange-membrane fuel cell stack is presented. The model is time-dependent, one-dimensional along the channel and non-isothermal.
Schumacher, Jürgen +3 more
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Fuel processor - PEM fuel cell systems for energy generation [PDF]
In the last few years, increasing attention has been paid to PEM fuel cells, as promising device for decentralized energy production, both in stationary and automotive field, thanks to high compactness, low weight (high power-to-weight ratio), high ...
Menna, Laura
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Development of a MELCOR Model for LVR-15 Severe Accidents Assessment
LVR-15 is a light-water-tank-type research reactor placed in a stainless-steel vessel under a shielding cover located in the Research Centre Rez (CVR) near Prague.
Alain Flores y Flores +2 more
doaj +1 more source
Political Campaign Spending Limits [PDF]
Political campaign spending ceilings are purported to limit the incumbent’s ability to exploit his fundraising advantage. If the challenger does not have superior campaign effectiveness, in contrast to conventional wisdom, we show that the incumbent ...
Tuvana Pastine, Ivan Pastine
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ABSTRACT Environmental governance in Nigeria's oil and gas sector remains central to global climate justice debates, yet persistent accountability failures continue to undermine meaningful environmental and social outcomes. Despite extensive regulatory frameworks, accountability in resource‐dependent contexts is frequently reduced to formal reporting ...
Hammed Afolabi +2 more
wiley +1 more source
ABSTRACT Despite increasing adoption of sustainable business models, environmental decline and social disparities continue to accelerate. Strong sustainable business models offer an alternative by prioritizing ecological limits and systemic change. Drawing on an integrative literature review and business model modularization, this study examines how ...
Maike Gossen +3 more
wiley +1 more source

