Results 141 to 150 of about 2,414,030 (374)

Trading institutions and price discovery: the cash and futures markets for crude oil [PDF]

open access: yes
We provide substantial evidence that the futures market for West Texas Intermediate crude oil increased the short-term volatility of the cash price of crude oil.
Albert Ballinger   +2 more
core  

Balanced Expression of the Diiron Oxygenase BioE Is Essential for Biotin Homeostasis in Elizabethkingia meningoseptica

open access: yesAdvanced Science, EarlyView.
BioE is a new diiron oxygenase that catalyzes the conversion of long‐chain acyl groups into pimeloyl thioester, initiating biotin synthesis. The overexpression of EmBioE disrupts lipid metabolic homeostasis, requiring repressor BioL to maintain a balance between long‐chain fatty acids and biotin synthesis.
Meng Zhang   +9 more
wiley   +1 more source

Filtración de emulsiones crudo/agua con membranas poliméricas. Influencia de las interacciones interfaciales Crude oil/water emulsions filtration with polymeric membranes. Interfacial interactions influence

open access: yesRevista Técnica de la Facultad de Ingeniería, 2007
In this work, membrane type, filtration pressure, concentration and nature of the crude oil were studied when emulsified crude oil was removed by membrane filtration methods.
Leonardo Rennola   +4 more
doaj  

Synthesis of Modified Nano-Hydrotalcite Clay by Micellar Method and Its Application as Gel-like Crude Oil Flow Improver

open access: yesGels
The network formed by wax precipitation at low temperature and colloid asphaltene at high temperature leads to poor fluidity of heavy oil, and the gelling characteristics of crude oil lead to pipeline blockage, which affects the exploitation ...
Yingna Du   +6 more
doaj   +1 more source

Speculation and Volatility Spillover in the Crude Oil and Agricultural Commodity Markets: A Bayesian Analysis [PDF]

open access: yes
This paper assesses the roles of various factors influencing the volatility of crude oil prices and the possible linkage between this volatility and agricultural commodity markets.
Du, Xiaodong   +2 more
core   +1 more source

The Mitochondrial Guardian α‐Amyrin Mitigates Alzheimer's Disease Pathology via Modulation of the DLK‐SARM1‐ULK1 Axis

open access: yesAdvanced Science, EarlyView.
Dietary habits play a key role in chronic diseases, and higher annual consumption of fruit and vegetable may lower risk of dementia. Artificial intelligence predicts the lipid‐like compound α‐Amyrin (αA) from plants with edible peels as a drug candidate against Alzheimer's disease.
Shu‐Qin Cao   +36 more
wiley   +1 more source

Injectable and In Situ Hydration‐Reinforced Hybrid Bone Cements for Accelerated Bone Regeneration

open access: yesAdvanced Science, EarlyView.
To enable minimally invasive bone defect repair, an injectable and hydration‐reinforced bone cement (L‐PEGS/CPC) is designed through biomimetic reconstruction. The hydrophilic L‐PEGS organic phase provides abundant nucleation sites, synergizing with its porous architecture to accelerate CPC hydration, thereby endowing the composite with exceptional ...
Xing Chen   +7 more
wiley   +1 more source

What drives natural gas prices? [PDF]

open access: yes
For many years, fuel switching between natural gas and residual fuel oil kept natural gas prices closely aligned with those for crude oil. More recently, however, the number of U.S.
Mine K. Yücel, Stephen P. A. Brown
core  

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