Results 71 to 80 of about 835,459 (302)

FARM PROGRAM PAYMENTS AND ECONOMIES OF SCALE [PDF]

open access: yes
Economies of scale are investigated and the impacts of farm payment limitations for producers of cotton and soybeans in Mississippi are evaluated. Limits proposed by the Senate following the recent farm bill debate are overlaid on estimates of the scale ...
Coble, Keith H.   +2 more
core   +1 more source

Harnessing Fungal Biowelding for Constructing Mycelium‐Engineered Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Mycelium‐bound composites (MBCs) offer low‐carbon alternatives for construction, yet interfacial bonding remains a critical challenge. This review examines fungal biowelding as a biocompatible adhesive, elucidating mycelium‐mediated interfacial mechanisms and their role in material assembly. Strategies to optimize biowelding are discussed, highlighting
Xue Brenda Bai   +2 more
wiley   +1 more source

Comprehensive techno-economic assessment of Green-Ammonia@Scale production

open access: yesCleaner Engineering and Technology
Conventional Ammonia (NH3) production through steam methane reforming directly emits greenhouse gases like Carbon dioxide (CO2) and indirectly releases air pollutants such as Nitrogen oxides (NOx) and Sulfur dioxide (SO2). Conversely, utilizing renewable-
Muhammad Sadiq   +2 more
doaj   +1 more source

Enabling Digital Continuity in Virtual Manufacturing for Eco‐Efficiency Assessment of Lightweight Structures by Means of a Domain‐Specific Structural Mechanics Language: Requirements, Idea and Proof of Concept

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents a solver‐agnostic domain‐specific language (DSL) for computational structural mechanics that strengthens interoperability in virtual product development. Using a hierarchical data model, the DSL enables seamless exchange between diverse simulation tools and numerical methods.
Martin Rädel   +3 more
wiley   +1 more source

Synergistic Impacts of Dual Agricultural Scale Operations on Mechanical Utilization: Evidence from Rice Production in Jiangsu, China

open access: yesLand
The development of diverse forms of agricultural scale operations is widely recognized as a cornerstone of modern agricultural management. Most existing studies largely examine land-scale or service-scale operations in isolation and pay little attention ...
Yongyi Fu, Zongyao Yang
doaj   +1 more source

Trade regimes and Gatt: resource intensive vs. knowledge intensive growth, Chapter 10 [PDF]

open access: yes
Trading blocks can help or hinder the liberalization of world trade. A determining factor is whether trade within the block is organized around traditional comparative advantages, or around economies of scale. Regional free trade agreements such as NAFTA
Chichilnisky, Graciela
core   +1 more source

Laser Powder Bed Fusion of Copper–Tungsten Composites for Heat Sink Applications in High‐Power Electronics

open access: yesAdvanced Engineering Materials, EarlyView.
This article demonstrates the successful qualification of a copper–tungsten composite for laser powder bed fusion. The resulting components exhibited high density, high thermal conductivity, and reduced thermal expansion. Heat sinks with complex geometries were successfully manufactured, clearly showcasing the material's potential for additive ...
Simon Rauh   +6 more
wiley   +1 more source

Laser Metal Deposition of Aluminum Alloys 7075 and 5083 with the Addition of Volatile Alloying Elements through Powder Blending

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser metal deposition of aluminum alloys EN AW‐7075 and EN AW‐5083, using powder blending to compensate zinc and magnesium evaporation. In situ alloying and ex situ alloying with ZnAl12 and AZ91 preserve near‐standard compositions and improve mechanical properties.
Finn Bendixen   +3 more
wiley   +1 more source

Product market competition, external economies of scale and unionized wage [PDF]

open access: yes
Although empirical evidence shows that higher product market competition increases unionized wage, the theoretical literature did not pay much attention to this aspect.
Arijit Mukherjee
core  

Interaction between Molten Al‐Killed Mn–B Steel and Carbon‐Bonded MgO Refractories Based on Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
High‐temperature interactions between low‐sulfur Al‐killed Mn–B steel and MgO–C refractories (0 and 50 wt% recyclates) are studied via finger immersion tests (1600 °C). Surface‐active elements influence infiltration. MgO/CaS layer forms, along with spinel and calcium silicate.
Matheus Roberto Bellé   +5 more
wiley   +1 more source

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