Results 21 to 30 of about 27,927 (311)

Soil Nutrient Detection for Precision Agriculture Using Handheld Laser-Induced Breakdown Spectroscopy (LIBS) and Multivariate Regression Methods (PLSR, Lasso and GPR)

open access: yesSensors, 2020
Precision agriculture (PA) strongly relies on spatially differentiated sensor information. Handheld instruments based on laser-induced breakdown spectroscopy (LIBS) are a promising sensor technique for the in-field determination of various soil ...
Alexander Erler   +4 more
doaj   +1 more source

Quantitative determination of hydrogen isotopes using laser-induced breakdown spectroscopy

open access: yesHe jishu, 2023
BackgroundLaser-induced breakdown spectroscopy (LIBS) is a new technology for testing and analyzing the composition and content of elements in materials.PurposeThis study aim to determine the content and distribution of hydrogen isotopes in hydrogen ...
XING Yubo   +6 more
doaj   +1 more source

Analysis of Lithium-ion Battery Micro-overcharge Cycle Damage Mechanism Based on Electrochemical Impedance Spectroscopy [PDF]

open access: yesE3S Web of Conferences, 2021
Electrochemical impedance spectroscopy (EIS) was used to study the micro-overcharge cycle damage mechanism of Lithium-ion batteries (LIBs). Micro-overcharge cycle experiments of LIBs were carried out, and the capacity fading of LIBs under different ...
Zhou Jingjing   +6 more
doaj   +1 more source

LIBS-Acoustic Mid-Level Fusion Scheme for Mineral Differentiation under Terrestrial and Martian Atmospheric Conditions

open access: yes, 2022
The shockwave produced alongside the plasma during a laser-induced breakdown spectroscopy event can be recorded as an acoustic pressure wave to obtain information related to the physical traits of the inspected sample.
Javier Laserna (11937824)   +7 more
core   +1 more source

The Double-Edged Sword of Sustainability: Lithium-ion Batteries, Environmental Impacts and Opportunities for Improvement [PDF]

open access: yesE3S Web of Conferences
This comprehensive study investigates the multifaceted impacts of LIBs(LIBs) and sustainable framework for repurposing used LIBs. The rapid proliferation of LIBs in electric vehicles and consumer electronics has raised concerns about their environmental ...
Shravya Gurram   +2 more
doaj   +1 more source

Hardness determination of bio-ceramics using laser-induced breakdown spectroscopy. [PDF]

open access: yes, 2011
Laser-Induced Breakdown Spectroscopy (LIBS) was applied to the analysis of bioceramic samples. The relationship between sample hardness and LIBS plasma properties was investigated, with comparison to conventional Vickers hardness measurements.
Moser, D.   +23 more
core   +1 more source

Integrated Laser Sensor (ILS) for Remote Surface Analysis: Application for Detecting Explosives in Fingerprints

open access: yesSensors, 2019
Here, we describe an innovative Integrated Laser Sensor (ILS) that combines four spectroscopic techniques and two vision systems into a unique, transportable device.
Violeta Lazic   +7 more
doaj   +1 more source

Investigations on conductivity of nitrogen-doped reduced graphene oxide/Li2FeSiO4 cathode material prepared by microwave-assisted method for lithium-ion batteries [PDF]

open access: yesAUT Journal of Mechanical Engineering
Li2FeSi04 is a promising cathode active material for lithium-ion batteries due to its significant theoretical capacity (332 mAhg-1). Nevertheless, its practical electrochemical performance faces significant hurdles due to low electron conductivity.
Saba Zomorrodi   +3 more
doaj   +1 more source

Enhanced Laser-Induced Breakdown Spectroscopy for Heavy Metal Detection in Agriculture: A Review

open access: yesSensors, 2022
Heavy metal pollution in agriculture is a significant problem that endangers human health. Laser-induced breakdown spectroscopy (LIBS) is an emerging technique for material and elemental analysis, especially heavy metals, based on atomic emission ...
Zihan Yang   +4 more
doaj   +1 more source

A Method for Predicting the Remaining Useful Life of Lithium Batteries Considering Capacity Regeneration and Random Fluctuations

open access: yesEnergies, 2022
Accurately predicting the remaining useful life (RUL) of lithium-ion batteries (LIBs) is important for electronic equipment. A new algorithm is proposed to aim at the nonlinear degradation caused by capacity regeneration and random fluctuations. Firstly,
Haipeng Pan, Chengte Chen, Minming Gu
doaj   +1 more source

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