Results 81 to 90 of about 7,191,578 (308)

Fuel subsidies versus market power : is there a countervailing second-best optimum? [PDF]

open access: yes, 2019
Fuel subsidies distort end-use prices below cost, resulting in overconsumption and huge environmental cost. On the other hand, the mark-up over cost due to the exercise of market power results in the social loss of consumer surplus. We open a new line of
Adetutu, Morakinyo O.   +1 more
core   +1 more source

Productivity‐Driven Optimization of Laser Powder Bed Fusion Parameters for IN718 Superalloy: Process Control, Microstructure, and Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates how optimizing laser power, scanning speed, and hatching distance in laser powder bed fusion can boost the productivity of Inconel 718 manufacturing by up to 29% while maintaining mechanical integrity. The work delivers a validated process window and cost–time analysis, offering industry‐ready guidelines for efficient additive ...
Amir Behjat   +7 more
wiley   +1 more source

Toward Low‐Consumable Anodes: Process Simulation and Prospective Life Cycle Assessment of NiFe2O4‐NiO‐Ni‐Cu vs. Prebaked Anodes for Aluminum Production with use of Molten Salt Electrolysis

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐consumable nickel ferrite‐based anodes for the Hall–Héroult process are compared with conventional prebaked carbon anodes using thermodynamic simulation and prospective life cycle assessment under contrasting future electricity system pathways from 2025 to 2050.
Felipe Alejandro Garcia Paz   +6 more
wiley   +1 more source

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

U.S. farmers market attendance and experiences

open access: yesJournal of Agriculture, Food Systems, and Community Development
To provide farmers market leaders and researchers with new insights about farmers market attendees, given shifting consumer preferences and demographics, we conducted a nearly nationally representative survey in the United States.
Laura Witzling   +2 more
doaj   +3 more sources

What is the benefit of organically-reared dairy cattle? Societal perception towards conventional and organic dairy farming

open access: yesInternational Journal on Food System Dynamics, 2015
During the last years, current systems in agriculture and food production have been topic in public discussions. Especially modern animal husbandry seems not to match consumers’ or societal needs any longer.
Inken Christoph-Schulz   +2 more
doaj  

Agricultural input market reforms [PDF]

open access: yes
The objective of this paper is to derive lessons from selected literature concerning the impact and the conditions of successful agricultural input market reform.
Alfano, Anna., Goletti, Francesco.
core   +1 more source

Endogenous Market Turbulence [PDF]

open access: yes, 2006
In this paper I study a nonlinear feedback trading model which can generate stable, unstable, turbulent or chaotic asset returns depending on market conditions.
Tambakis, Demosthenes N
core  

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