Results 61 to 70 of about 17,392 (213)

Comparison of the combustion characteristics of gasoline and gasoline–ethanol blend under gasoline compression ignition mode

open access: yesCogent Engineering, 2022
In this study, conventional gasoline with a RON of 95 and gasoline–ethanol blend (20% ethanol in volume [E20]) were experimentally compared in terms of combustion characteristics and performance.
Van Thanh Ngo, Truong Giang Nguyen
doaj   +1 more source

E20 A Review of the Digitalization of Agriculture in Nigeria

open access: yesJournal of Agricultural Extension, 2023
 It has become difficult to articulate the impacts, needs and challenges of digitalization of agriculture due to the extensive nature of publications relating to the digitalization of the agricultural sector. This review evaluated the effect of digitalization of agriculture on improved food production and standard of living, identified the training ...
Chibuzo Uzoma Izuogu   +4 more
openaire   +1 more source

Updated EAACI Statement on Drug Hypersensitivity Skin Testing: Methodology and Non‐Irritative Concentrations

open access: yesAllergy, EarlyView.
ABSTRACT These updated EAACI guidelines aim to standardize skin testing methodologies for both immediate and non‐immediate drug hypersensitivity reactions. For immediate reactions, the optimal testing window is 4–6 weeks post‐reaction; whereas beyond 6 months, false‐negative results increase.
Annick Barbaud   +14 more
wiley   +1 more source

Striving for the Common Good: Sustainability Impacts on Digital Platform Ecosystems

open access: yesCreativity and Innovation Management, EarlyView.
ABSTRACT By integrating stakeholders, digital platforms create ecosystems in which data and information are exchanged throughout the value chain. Although digital platform ecosystems based on transaction or innovation platforms have been the subject of research for a considerable time, ecosystems based on sustainability platforms are still in their ...
Viktoria Leutheuser, Kai‐Ingo Voigt
wiley   +1 more source

National Security Issues in War Conditions – The Case of Ukraine: Economic and Environmental Dimensions

open access: yesReview of Economic Perspectives
The relevance of this research topic sustertems from the emergence of a whole range of systemic risks and threats resulting from the war in Ukraine. Russia’s full-scale aggression has exacerbated existing crises and given rise to new challenges in the ...
Iermakova Olga   +2 more
doaj   +1 more source

The silent elephant in the room: Observed differences in calling behavior of African forest elephants (Loxodonta cyclotis) in a fragmented West African forest

open access: yesConservation Science and Practice, EarlyView.
Abstract Small, fragmented populations of critically endangered species require different conservation strategies than large, contiguous populations, as they are vulnerable to local extinction, demographic shifts, and behavior changes. Effective management necessitates regular, systematic surveys to detect early warning signs of decline and facilitate ...
Bobbi J. Estabrook   +5 more
wiley   +1 more source

E20 Effects on Automotive Fuel Pumps

open access: yes, 2007
The State of Minnesota has mandated that 20% of all gasoline is to be made up of ethanol. Before this mandate can be implemented, extensive research must be conducted to ensure compatibility of the fuel systems operating on E20 in all automobiles along ...
Larson, Adam   +3 more
core  

Short‐term survival of mallards following external transmitter attachment

open access: yesIbis, EarlyView.
Capturing birds for external transmitter attachment allows researchers to collect abundant movement and behavioural data across spatial and temporal gradients but can expose birds to additional stress due to prolonged handling, sometimes leading to mortality.
Cassidy L. Waldrep   +13 more
wiley   +1 more source

Adsorption, Single‐Molecule Manipulation, and Self‐Assembly of Borazine on Ag(111)

open access: yesAdvanced Materials Interfaces
The interaction of borazine with metal supports and the concomitant surface chemistry play important roles in the synthesis of hexagonal boron nitride and the assembly of BN‐doped carbon nanostructures, thus making adsorbed borazine an intriguing model ...
Tobias Weiss   +6 more
doaj   +1 more source

Business model - an ephemeral trend or a claim of the future? the orientation of enterprises within the agricultural machinery sector

open access: yesManagement, 2019
The fundamental objective of this research paper is to determine whether contemporary management is recognized traditionally, in the light of a strategy and the entailing methods of operation, adapted to the target recipients, based on knowledge and ...
Nogalski Bogdan   +1 more
doaj   +1 more source

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