Results 31 to 40 of about 230,557 (288)

Super-Exponential Solution in Markovian Supermarket Models: Framework and Challenge [PDF]

open access: yes, 2011
Marcel F. Neuts opened a key door in numerical computation of stochastic models by means of phase-type (PH) distributions and Markovian arrival processes (MAPs).
Li, Quan-Lin
core  

Decoding Trap States in Working 2D Perovskite Multi‐Functional Devices

open access: yesAdvanced Science, EarlyView.
Illustration of the photoluminescence spectrum and energy‐level landscape governing trap‐mediated carrier dynamics in 2D F‐PEAI photodetectors. A novel approach capturing dynamic trap occupation and retrapping in devices under operating conditions, directly links defect energetics to carrier transport and enhanced photoresponse in multifunctional ...
Ioannis Leontis   +8 more
wiley   +1 more source

Scalable Wheat Bran‐Algae Composites for Edible Electronics with Spray‐Coated Food‐Grade Conductive Inks

open access: yesAdvanced Electronic Materials, EarlyView.
A fully edible wheat bran–algae substrate is fabricated through scalable mould‐compression and spray‐coating, enabling robust, food‐grade platforms for sustainable electronics. A chitosan barrier improves water resistance and ink compatibility, while activated‐carbon conductive films form uniform electrodes with Ohmic behaviour.
Jaz Johari   +7 more
wiley   +1 more source

Advancing Towards Sustainable Retail Supply Chains: AI-Driven Consumer Segmentation in Superstores

open access: yesEngineering Proceedings
Artificial intelligence has revolutionized retail by enhancing business decision-making. This research applies the RFM (Recency, Frequency, Monetary) framework for customer segmentation, promoting sustainable consumer behaviour and eco-friendly products.
Golam Sakaline, László Buics
doaj   +1 more source

Leveraging Digital Advanced Manufacturing to Enable Polymer Electrolyte Fuel Cells With Ultrahigh Gravimetric Power Density

open access: yesAdvanced Energy Materials, EarlyView.
This study employs digital advanced manufacturing to develop lightweight, compact porous distributors as alternatives to conventional bipolar plates in PEM fuel cells. A graphene‐coated nickel foam achieves a power density of 1.52 W cm−2, while titanium‐based designs deliver lightweight solutions: an LPBF‐fabricated Gyroid lattice reaches 1.36 W cm−2 ...
Hadi Heidary   +9 more
wiley   +1 more source

What Intentions and Interesting Information Can Attract Consumers to Scan QR Code While Buying Eggs?

open access: yesFoods, 2022
A Quick Response Code (QR Code) aims to provide accurate and traceable information to consumers wanting to verify the quality of agri-food products. This study aimed to investigate the experiences and intentions of scanning QR Code in traditional markets
Shang-Ho Yang   +3 more
doaj   +1 more source

Changes in Alcohol Retail Laws and Foot Traffic at Liquor Stores

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT We study how expanding alcohol availability at grocery and convenience stores affects consumer traffic in liquor stores by leveraging recent changes in state‐level alcohol distribution laws in a difference‐in‐difference quasi‐experimental design.
Nathan Palardy   +3 more
wiley   +1 more source

Beyond Food Safety: How Public and Private Policies Can Guide the Design of Healthier Supermarket Environments

open access: yesProceedings
While policies targeting education in schools, marketing campaigns, and taxation strategies are of great importance to tackle our population’s malnutrition, there is growing concern about enhancing the supermarket environment to promote healthier food ...
Ana Ines Estevez Magnasco   +1 more
doaj   +1 more source

Investigating Consumers’ Perception of Discounted Suboptimal Products at Retail Stores

open access: yesResources, 2019
Following the increasing pressure to reduce food waste at supermarkets, many retailers are starting initiatives to prevent the disposal of food items or to manage the waste produced in a more sustainable way.
Clara Cicatiello   +2 more
doaj   +1 more source

Supermarket Choice and Supermarket Competition in Market Equilibrium

open access: yesReview of Economic Studies, 2004
Summary: Multi-store firms are common in the retailing industry. Theory suggests that cross-elasticities between stores of the same firm enhance market power. To evaluate the importance of this effect in the U.K. supermarket industry, we estimate a model of consumer choice and expenditure using three data sources: profit margins for each chain, a ...
openaire   +3 more sources

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