Results 101 to 110 of about 32,741 (282)

Molecular‐Tailored Ultrathin Hydrophobic Interphases for High‐Stable Zinc Metal Anodes

open access: yesCarbon Energy, EarlyView.
Through a systematic comparison of the effects of alkyl small molecules with different backbone chain lengths and terminal structural distributions on the surface coverage and ordering of hydrophobic interfacial layers, the highly ordered FT‐SAMs are successfully constructed.
Jiajin Song   +9 more
wiley   +1 more source

Flowchart of VMD optimization in SSA.

open access: yes
In view of the strong randomness and non-stationarity of complex system, this study suggests a hybrid multi-strategy prediction technique based on optimized hybrid denoising and deep learning.
Xinyi Xu (505530)   +2 more
core   +1 more source

Application of ABC-VMD and Envelope Spectrum Analysis in Gear Fault Diagnosis

open access: yes, 2019
Aiming at the nonlinear and unsteady characteristics of gearbox fault, a parameter-optimized Variational mode decomposition (VMD) is proposed to extract the characteristic frequency.
Shenrong Xu, Rong Wang, Wangping Zhou
core   +1 more source

Interface‐Engineered Li–Ni–O/Ni Heterostructures With Tunable Vacancies on Biochar Enable Biomass‐to‐Hydrogen Conversion

open access: yesCarbon Energy, EarlyView.
This study shows that lithium induces Li–Ni–O/Ni heterostructures on biochar, creating oxygen vacancies and optimal acid–base environments that enhance steam activation and suppress carbon deposition. These interfacial effects and synergistic modulation lead to high hydrogen yields at moderate temperatures, providing a scalable catalyst design strategy
Jiali Guo   +7 more
wiley   +1 more source

Enhancing Agricultural Futures Return Prediction: Insights from Rolling VMD, Economic Factors, and Mixed Ensembles

open access: yesAgriculture
The prediction of agricultural commodity futures returns is crucial for understanding global economic trends, alleviating inflationary pressures, and optimizing investment portfolios.
Yiling Ye   +4 more
doaj   +1 more source

Weak‐Solvent‐Coordination Inducing MnNCN Preferential Orientation Toward High‐Capacity and Fast‐Charge Lithium‐Ion Storage

open access: yesCarbon Energy, EarlyView.
Preferentially oriented MnNCN nanosheets with high active (003) facets were synthesized by an aqueous weak solvent‐coordination strategy, and highly integrated MnNCN/CNT composite was in‐situ constructed as a high‐capacity fast‐charging anode. NCM811//MnNCN/CNT pouch cell exhibits a high energy density of 325 Wh kg−1 with a long cycle‐life over 200 ...
Penghui Guo   +11 more
wiley   +1 more source

Metal‐Ion Regulated Light‐Free Z→E Isomerization of Azobenzene Glycomacrocycle

open access: yesChemistry – A European Journal, EarlyView.
Metal ion‐catalyzed Z→E isomerization of photoswitchable azobenzene glycomacrocycle: A new azobenzene‐based glycomacrocycle is capable of forming a 1:1 complex with divalent metal ions in both E‐ and Z‐isomers. The complexes undergo light‐free Z→E isomerization in a timescale spanning from seconds to weeks.
Yang Zhou   +4 more
wiley   +1 more source

Interview recording: Charles W. Raker, VMD

open access: yes, 2012
Interview recording: Charles W. Raker, VMDInterview with Charles W. Raker, VMD, Class of 1942. Interview Date: May 25, 2011. Interviewer: Sarah M.
Khatibzadeh, Sarah M.
core   +2 more sources

Performance Analysis of VMD for Phonocardiogram (PCG) Signal Processing [PDF]

open access: yes
Heart murmurs are important biomedical signals that provide early indicators of cardiovascular disorders. Digital heart sound recordings, known as phonocardiograms (PCGs), enable objective analysis and automated classification of cardiac abnormalities ...
Isknan Jamal   +7 more
core   +1 more source

Effects of Biotin on a Fluorescein‐Based Photosensitizer Revealed by Multiscale Computational Modeling

open access: yesChemistry – A European Journal, EarlyView.
Biotinylation of a fluorescein‐based photosensitizer enhances its performance in PDT through a synergistic dual action. In addition to Type II singlet oxygen generation common to both dyes, the biotinylated system induces stronger membrane perturbation and higher local accumulation in lipid membranes, associated with increased water permeability and ...
Valeria Butera   +4 more
wiley   +1 more source

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