Results 21 to 30 of about 158,440 (309)
Commodities from Amazon Biome: A Guide to Choosing Sustainable Paths
CommoditiesThe exploitation of the Amazon biome in search of net profit, specifically in the production of cocoa (Theobroma cacao) and açaí (Euterpe oleracea), has caused deforestation, degradation of natural resources, and high greenhouse gas (GHG) emissions ...
Richard Luan Silva Machado +7 more
doaj +1 more source
Jet Fuel Price Risk and Proxy Hedging in Spot Markets: A Two-Tier Model Analysis
Commodities, 2023 This paper applies a two-tier model based on fuel hedging (model 1) and the testing of the impact of commodity risk on airline capacity forecasting, which is based on a system dynamics framework (model 2).
Eyden Samunderu
doaj +1 more source
Make‐Use‐Remake: Toward Indefinite Low‐Temperature Material Loops
Advanced Functional Materials, EarlyView.We introduce a regenerable materials platform built from microparticles bound by a temperature‐responsive polymer shell, enabling strong, processable structures from diverse feedstocks. The material is shaped at low temperatures (80°C) using common manufacturing methods and reprocessed repeatedly in the presence of water, demonstrating stable ...
Nikola Křivánková +2 more
wiley +1 more source
Econometric Insights into LNG Carrier Port Congestion and Energy Inflation: A Data-Driven Approach
CommoditiesWe examine how LNG carrier port congestion in European ports, measured via detailed vessel-level AIS data, affects euro area energy inflation. As energy inflation significantly affects headline inflation, this study provides an additional factor that can
Stavros Karamperidis +2 more
doaj +1 more source
Spent brewer's yeast extracts as a new component of functional food
Czech Journal of Food Sciences, 2016 The use of yeast extracts as a natural and valuable additive ingredient intended for the production of functional food and dietary supplements were demonstrated.
Bartłomiej Podpora +4 more
doaj +1 more source
Organic Materials of Tomorrow: Horizons of Artificial Intelligence
Advanced Materials, EarlyView.This review examines machine learning techniques accelerating the discovery of organic semiconductors by linking molecular structure to properties. Key methods include graph neural networks, generative models, and active learning. Applications to organic photovoltaics demonstrate practical impact.
Harold Mena +3 more
wiley +1 more source
Does “Paper Oil” Matter? Energy Markets’ Financialization and Co-Movements with Equity Markets
CommoditiesWe revisit, and document new facts regarding, the financialization of U.S. energy markets in 2000–2010. We show that, after controlling for macroeconomic factors and physical energy market fundamentals, the strength of energy markets’ co-movements with ...
Bahattin Büyükşahin, Michel A. Robe
doaj +1 more source
An Event Study of the Ethereum Transition to Proof-of-Stake
Commodities, 2023 On 15 September 2022, the Ethereum network adopted a proof-of-stake (PoS) consensus mechanism. We study the impact on the network and competing platforms in a two month event window around the Beacon chain merge.
Elie Kapengut, Bruce Mizrach
doaj +1 more source
Advanced Materials, EarlyView.The transition from cryogenic distillation to polymeric sorbents for light hydrocarbon purification is crucial for energy and environmental sustainability. The polymeric sorbents are engineered to separate gas mixtures based on their specific properties.
Kelechi Festus +9 more
wiley +1 more source
Time-Varying Deterministic Volatility Model for Options on Wheat Futures
CommoditiesThis study introduces a robust model that captures wheat futures’ volatility dynamics, influenced by seasonality, time to maturity, and storage dynamics, with minimal calibratable parameters. Our approach reduces error-proneness and enhances plausibility
Marco Haase, Jacqueline Henn
doaj +1 more source