Results 61 to 70 of about 724,994 (302)

State of Charge Estimation for Lithium-Ion Batteries Using Model-Based and Data-Driven Methods: A Review

open access: yesIEEE Access, 2019
Lithium-ion battery is an appropriate choice for electric vehicle (EV) due to its promising features of high voltage, high energy density, low self-discharge and long lifecycles.
Dickson N. T. How   +3 more
doaj   +1 more source

A Variational Bayes Based State-of-Charge Estimation for Lithium-Ion Batteries Without Sensing Current

open access: yesIEEE Access, 2021
State-of-charge (SOC) estimation of lithium-ion batteries in portable devices without sensing the current is considered in this study. Unlike the traditional approach of separate estimation of the SOC and current, we firstly reformulate the problem as ...
Jing Hou, Yan Yang, Tian Gao
doaj   +1 more source

Time dependent seafloor acoustic backscatter (10-100kHz) [PDF]

open access: yes, 2003
A time-dependent model of the acoustic intensity backscattered by the seafloor is described and compared with data from a calibrated, vertically oriented, echo-sounder operating at 33 and 93 kHz.
de Moustier, Christian   +1 more
core   +3 more sources

2D Magnetic and Topological Quantum Materials and Devices for Ultralow Power Spintronics

open access: yesAdvanced Functional Materials, EarlyView.
2D magnets and topological quantum materials enable ultralow‐power spintronics by combining robust magnetic order with symmetry‐protected, Berry‐curvature‐driven transport. Fundamentals of 2D anisotropy and spin‐orbit‐coupling induced band inversion are linked to scalable growth and vdW stacking.
Brahmdutta Dixit   +5 more
wiley   +1 more source

Feature selection guided by structural information [PDF]

open access: yes, 2009
In generalized linear regression problems with an abundant number of features, lasso-type regularization which imposes an $\ell^1$-constraint on the regression coefficients has become a widely established technique.
Castell, Wolfgang zu   +2 more
core   +2 more sources

An Engineered Living Material With Pro‐Angiogenic Activity Inducible by Near‐Infrared Light

open access: yesAdvanced Functional Materials, EarlyView.
NIR‐responsive engineered living materials (ELMs) for controlled angiogenesis: Near‐infrared (800 nm) light activates engineered probiotic bacteria within alginate‐based living materials to secrete a blood vessel‐regenerating protein. The released protein promotes pro‐angiogenic effects in endothelial networks and chick chorioallantoic membranes.
Anwesha Chatterjee   +4 more
wiley   +1 more source

SOC fusion estimation for lithium battery using dual OCV-SOC relationships combined with fractional order extended Kalman filter

open access: yesDiscover Applied Sciences
Using a single or averaged OCV-SOC (open circuit voltage VS. state of charge) relationship obtained under charging or discharging condition will deteriorate battery SOC estimation of model-based methods. To address the issues, this paper proposes a novel
Ying Wei
doaj   +1 more source

Advancing LiFePO4 battery SOC estimation: Electrochemical impedance spectroscopy with short-period sine-wave pulses

open access: yesGreen Energy and Intelligent Transportation
State-of-charge (SOC) estimation for LiFePO4 (LFP) batteries presents challenges due to their flat open-circuit voltage. Recent studies suggest that electrochemical impedance spectroscopy (EIS) offers a promising approach for SOC estimation in LFP cells.
Yizhao Gao, Simona Onori
doaj   +1 more source

Using Dynamic Neural Networks for Battery State of Charge Estimation in Electric Vehicles [PDF]

open access: yes, 2018
Due to urban pollution, transport electrification is being currently promoted in different countries. Electric Vehicles (EVs) sales are growing all over the world, but there are still some challenges to be solved before a mass adoption of this type of ...
Alvaro-Hermana, Roberto   +4 more
core   +1 more source

Unlocking Multi‐Valley Energy Pockets and Interface‐Induced Phonon Filtering in InSb Thermoelectrics by Reaction‐Driven Interface Engineering

open access: yesAdvanced Functional Materials, EarlyView.
InSb, a narrow‐bandgap semiconductor with high carrier mobility, is promising for thermoelectric energy conversion but suffers from high lattice thermal conductivity and strong bipolar conduction. Here, in situ interface engineering using Co2O3 nanoprecursors forms hierarchical CoSbx/In2O3/CoSb3 heterostructures that enhance phonon scattering and ...
Jiwu Xin   +10 more
wiley   +1 more source

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