Results 131 to 140 of about 604,960 (305)

Hybridization of Homogeneous and Heterogeneous Catalysis to Develop a Novel Biocatalyst via Immobilization of Lipase on Surface Modified Mesoporous Silica Towards Biodiesel Synthesis Application

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
The 3‐(methacryloyloxy)propyltrimethoxysilane surface functionalized SBA‐15 (MP‐SBA‐15) is used for the first time as a lipase carrier. The immobilized CAL‐B exhibits high thermal stability and superior catalytic activity. CAL‐B/SBA‐15 suggests that optimum hydrophobicity gives better catalytic activity.
Murugappan N.   +6 more
wiley   +1 more source

Unravelling decision making about the future developments of Amsterdam Airport Schiphol [PDF]

open access: yes
The time that airports were merely infrastructural works for supporting air transportation is no more. Over the years, especially the major airports have developed from airfields into multi-modal transportation nodes and cities of their own.
Martijn Van Boxtel, Menno Huys
core  

Anti-Competitive Marketing Practices in the Airline Industry [PDF]

open access: yes, 1999
Consumers, airlines and the economy as a whole have benefited from airline deregulation. Government regulation was replaced by competition as the protector of the consumers. Airlines continue to pursue marketing strategies which reduce competition and as
Kearney, Terrence J., Robinson, Richard
core   +1 more source

Eco‐Efficient Processing and Refining Routes for Secondary Raw Materials from Silicon Ingot and Wafer Manufacturing

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
The ICARUS project developed pilot‐scale processes to recover and refine secondary raw materials from silicon photovoltaic (PV) ingot and wafer manufacturing waste. Silicon kerf, graphite, and silica residues are purified into high‐value inputs for the PV value chain and beyond.
Martin Bellmann   +18 more
wiley   +1 more source

A Historical Shift Share Analysis for Georgia [PDF]

open access: yes, 2006
This report analyzes the trends in Georgia's industrial composition and employment over the period 1970-2000 using shift share analysis.
Peter Bluestone
core  

Swedish farmers' approval of nudges

open access: yesAgribusiness, EarlyView.
Abstract Interest in the use of behavioral policy approaches, such as nudges, has strongly increased over the past years, including in the domains of food, agricultural and environmental policies. While the approval of nudges among the general public has been studied extensively, we know little about the attitude of farmers toward nudging. Farmers may (
Liesbeth Colen   +2 more
wiley   +1 more source

Decoding economic forecasts: A novel approach to predict trends through long-term time series analysis of transportation data and GDP causal relationships

open access: yesInternational Journal of Management and Economics
This research study uses logistics data to forecast economic trends, focusing on the correlation between air and maritime transportation volumes and economic growth.
Saito Makoto   +3 more
doaj   +1 more source

Urban Transportation and Rising CO Emissions: A Case Study of East Jakarta and its Public Health Impacts

open access: yesJournal of Public Health and Pharmacy
Introduction: Carbon monoxide (CO) emissions from urban transportation present a critical challenge for air quality, public health, and environmental sustainability.
Ernyasih Ernyasih   +7 more
doaj   +1 more source

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