Results 71 to 80 of about 4,910,011 (312)

Assessing the Technical and Allocative Efficiency of Marketing Decisions by U.S. Organic Producers [PDF]

open access: yes
We develop measures of technical and allocative efficiency of producers in marketing certified organic products. A stochastic output distance frontier and the associated revenue share equations are estimated using comprehensive U.S.
Lohr, Luanne, Park, Timothy A.
core  

Role of the Recombination Zone in Organic Light‐Emitting Devices

open access: yesAdvanced Materials, EarlyView.
This review summarizes the critical role of the recombination zone in organic light‐emitting diodes (OLEDs). We highlight that broadening the recombination zone in OLEDs based on emissive layers with balanced charge transport and high photoluminescence quantum yields provides a promising route toward achieving both long operational lifetime and high ...
Yungui Li, Karl Leo
wiley   +1 more source

A Super Efficiency Model for Product Evaluation [PDF]

open access: yes
This study applies a Super Efficiency Data Envelopment Analysis model to evaluate the efficiency of cars sold on the German market. Efficiency is conceptualized from a customers' perspective as a ratio of outputs that customers obtain from a product ...
Maik Hammerschmidt, Matthias Staat
core  

Self‐Assembled Monolayers in p–i–n Perovskite Solar Cells: Molecular Design, Interfacial Engineering, and Machine Learning–Accelerated Material Discovery

open access: yesAdvanced Materials, EarlyView.
This review highlights the role of self‐assembled monolayers (SAMs) in perovskite solar cells, covering molecular engineering, multifunctional interface regulation, machine learning (ML) accelerated discovery, advanced device architectures, and pathways toward scalable fabrication and commercialization for high‐efficiency and stable single‐junction and
Asmat Ullah, Ying Luo, Stefaan De Wolf
wiley   +1 more source

Marketing Channels of Si-Jank Pineapple Dodol at Mawar Merah Small Medium Enterprise

open access: yesJurnal Social Economic of Agriculture
Dodol is a typical food in Indonesia. dodol is a food product that is included in the semi-wet snack category. Each region in Indonesia has its own lunkhead characteristics.
Susilawati Susilawati   +2 more
doaj   +1 more source

DO PROFITABLE GRAIN MARKETING STRATEGIES EXIST FOR KANSAS CROPS? [PDF]

open access: yes
The issue of whether profitable preharvest and postharvest marketing strategies exist relative to harvest sales for Kansas crops for the 1985-1998 marketing years is addressed. Practical application of market efficiency concepts is discussed.
O'Brien, Daniel M.
core  

Leaftronics: Bio‐Fractal Scaffolds From Leaf Venation for Low‐Waste Electronics

open access: yesAdvanced Materials, EarlyView.
“Leaftronics” transforms naturally evolved leaf venation into quasi‐fractal scaffolds for sustainable electronics. Polymer‐infiltrated leaf skeletons can be used to fabricate ultra‐smooth, reflow‐ and thin‐film‐compatible decomposable substrates, while making the same lignocellulose networks conducting results in flexible transparent electrodes.
Rakesh Rajendran Nair   +3 more
wiley   +1 more source

Advanced Materials for Biologics Delivery to Brain Tumors

open access: yesAdvanced Materials, EarlyView.
Material innovation is central to unlocking the therapeutic potential of biologics against many central nervous system diseases, including brain cancer. By engineering carriers with controlled transport, targeting, and release properties, advanced materials can overcome the blood–brain barrier and tumor microenvironment, improving the delivery of ...
Yuran Feng   +4 more
wiley   +1 more source

Growth and Equity Effects of Agricultural Marketing Efficiency Gains in India [PDF]

open access: yes
Agriculture is the largest source of employment in India, and food accounts for about half of consumer expenditures. Moving agricultural products from the farm to consumers more efficiently could result in large gains to producers, consumers, and India’s
Landes, Maurice R., Burfisher, Mary E.
core  

How “Green” is Your Functional Material? Assessing Environmental Impacts of Multi‐Step Synthetic Protocols in Material Sciences at Various Technology Levels

open access: yesAdvanced Materials, EarlyView.
Environmental Synthesis Radar (ESR) evaluates the environmental impact of (early‐stage) multi‐step chemical syntheses, providing a holistic view by using 18 midpoint impact categories. Unlike conventional life‐cycle assessment (LCA) approaches, ESR reveals three complementary metrics: overall impact Vtotal, environmental hotspots VEF, and critical ...
Laura Plein   +8 more
wiley   +1 more source

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