Results 241 to 250 of about 408,428 (344)

Conversion of Alcohols to Alkyl Chlorides Using the Bichloride Ionic Liquid [NEt3Me][Cl(HCl)n]

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
The ionic liquid [NEt3Me][Cl(HCl)1.61] is presented as a controllable source of HCl for the effective transformation of a broad range of alcohols into alkyl chlorides. The process eliminates the need for continuous handling of HCl gas and enables a recyclable IL‐based catalyst system. The solvent‐free chlorination of alcohols using the bichloride‐based
Justus H. Peter   +8 more
wiley   +1 more source

The genetic architecture of epilepsy across molecular mechanisms and clinical heterogeneity

open access: yesEpilepsia Open, EarlyView.
Abstract Epilepsy comprises a highly heterogeneous group of neurological disorders unified by a persistent predisposition to recurrent seizures, yet driven by remarkably diverse genetic, molecular, and network‐level mechanisms. Advances in genomic technologies have revealed that epilepsy arises from a multilayered genetic architecture encompassing rare
Mohammad Reza Seyedtaghia   +4 more
wiley   +1 more source

Displacement Estimation of Structures With Flag‐Shaped Hysteresis Loops

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT Time‐history analyses were conducted on single‐degree‐of‐freedom (SDOF) systems with flag‐shaped hysteresis loops using a far‐field ground motion suite to estimate peak displacements, Δp, and equivalent deformation cycles, Nc, associated with cumulative displacement demands.
Yudi Zhang   +5 more
wiley   +1 more source

The Iranian version of Betts' questionnaire upon mental imagery: translation and confirmatory factor analysis. [PDF]

open access: yesBMC Psychol
Khalaji M   +6 more
europepmc   +1 more source

Hybrid Simulation–Machine Learning Surrogates for Coordinate‐Based Solar and Wind Energy Yield Assessment in Iraq: A Streamlit Decision‐Support Tool

open access: yesEnergy Science &Engineering, EarlyView.
This study integrates climatic simulations with machine learning to predict solar and wind energy across Iraq. Results show Random Forest excels for solar (R2 = 0.98) and neural networks for wind (R2 = 0.97), enabling a practical web tool for renewable energy planning. ABSTRACT Driven by the global shift away from fossil fuels, solar and wind resources
Bassam Musheer Kareem   +3 more
wiley   +1 more source

Variance‐Empirical Mode Decomposition Method for Fault Detection in MMC‐HVDC Transmission Lines

open access: yesEnergy Science &Engineering, EarlyView.
A variance‐embedded empirical mode decomposition (VEMD) method is proposed for fast and accurate fault detection in MMC‐HVDC transmission lines. By combining variance analysis with EMD, the method reliably detects various faults without communication links and remains robust to noise and non‐fault transients.
Seyed Amir Hosseini, Behrooz Taheri
wiley   +1 more source

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