Supporting a Lithium Circular Economy via Reverse Logistics: Improving the Preprocessing Stage of the Lithium-Ion Battery Recycling Supply Chain

Energies, Год журнала: 2025, Номер 18(3), С. 651 - 651

Опубликована: Янв. 30, 2025

The clean energy transition is a paradigm shift from carbon-intensive system to renewable one. new requires large amounts of critical minerals, including lithium. However, the mining and extraction these minerals introduces environmental challenges. Recycling step for circular economy, potential solution that could reduce need mining, lowering overall impact. In this experimentally based work, we evaluate lithium recycling labor- cost-intensive preprocessing stage currently performed by large-scale systems, reducing efficiency raising costs downstream stages. We investigate multiple inexpensive distributed alternatives tasks produce black mass (separation, grinding, shredding techniques) in order identify methods improve process. This work finds grinding end-of-life batteries with equipment can be purchased under USD 1000 produces viable fraction cost. Therefore, contributes toward goal economy battery storage identifying technical requirements measuring efficacy redistributing time-intensive small-scale recyclers enhance stages lithium-ion reverse supply chain.

Язык: Английский

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All-Metal Metamaterial-Based Sensor with Novel Geometry and Enhanced Sensing Capability at Terahertz Frequency

Sensors, Год журнала: 2025, Номер 25(2), С. 507 - 507

Опубликована: Янв. 16, 2025

This research proposes an all-metal metamaterial-based absorber with a novel geometry capable of refractive index sensing in the terahertz (THz) range. The structure consists four concentric diamond-shaped gold resonators on top metal plate; increase height by 2 µm moving from outer to inner resonators, making design distinctive. configuration has played very significant role achieving multiple ultra-narrow resonant absorption peaks that produce high sensitivity when employed as sensor. Numerical simulations demonstrate it can achieve six within frequency range 5 8 THz. sensor maximum absorptivity 99.98% at 6.97 proposed also produces high-quality factors each resonance. average is 7.57/Refractive Index Unit (THz/RIU), which significantly compared current state art. instrumental detecting smaller traces samples have correlated indices, like several harmful gases. Hence, be used potential gas detector frequency. Furthermore, proves polarization-insensitive and stable response angle incidence increased up 60°. At wavelength, for any value aforementioned angles, targeting THz spectroscopy-based biomolecular fingerprint detection energy harvesting applications.

Язык: Английский

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Single-Stage Power Converter for Magnetic Field Energy Harvesting to Achieve Self-Powered Smart Grid IoT Devices

Electronics, Год журнала: 2025, Номер 14(3), С. 415 - 415

Опубликована: Янв. 21, 2025

Energy harvesting technologies are becoming increasingly popular as potential sources of energy for Internet Things (IoT) devices. Magnetic field (MFEH) from current-carrying components, such power cables, represents a particularly promising technology smart grid, infrastructure, and environmental monitoring applications. This paper presents single-stage AC/DC converter, control architecture, an harvester design applicable to MFEH The converter consists MOSFET full bridge that is used actively rectify the induced voltage at transceiver while providing regulated output voltage. approach suitable broad range grid lines, offering compact stage achieves reduction in component count active rectification minimizes losses, thereby improving thermal management electronics compared with previous research. experimental results demonstrate provides stable source offers alternative self-powering IoT

Язык: Английский

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Review of Thermal Management Techniques for Prismatic Li-Ion Batteries

Energies, Год журнала: 2025, Номер 18(3), С. 492 - 492

Опубликована: Янв. 22, 2025

This review presents a comprehensive analysis of battery thermal management systems (BTMSs) for prismatic lithium-ion cells, focusing on air and liquid cooling, heat pipes, phase change materials (PCMs), hybrid solutions. Prismatic cells are increasingly favored in electric vehicles energy storage applications due to their high content, efficient space utilization, improved capabilities. We evaluate the effectiveness, advantages, challenges each technique, emphasizing impact performance, safety, lifespan Li-ion batteries. The reveals that while traditional cooling methods remain widely used, 80% 21 real-world BTMS samples mentioned this employ cooling. However, emerging technologies such as PCM offer superior regulation, particularly high-power applications. both come with significant challenges; limited by low conductivity material melting points. While face complexity, cost, potential reliability concerns multiple components nature. underscores need continued research into advanced BTMSs optimize efficiency, longevity vehicle beyond.

Язык: Английский

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Optimization of Crop Yield in Precision Agriculture Using WSNs, Remote Sensing, and Atmospheric Simulation Models for Real-Time Environmental Monitoring

Journal of Sensor and Actuator Networks, Год журнала: 2025, Номер 14(1), С. 14 - 14

Опубликована: Янв. 30, 2025

Due to the increasing demand for agricultural production and depletion of natural resources, rational efficient use resources in agriculture becomes essential. Thus, Agriculture 4.0 or precision (PA) was born, which leverages advanced technologies such as Geographic Information Systems (GIS), Artificial Intelligence (AI), sensors remote sensing techniques optimize practices. This study focuses on an innovative approach integrating data from different sources, within a GIS platform, including experimental atmospheric simulator wireless sensor network, identify most suitable areas future crops. In addition, we also calculate optimal path drone crop monitoring farm machine operations, improving efficiency sustainability relation practices applications. Expected obtained results conducted specific area Reggio Calabria (Italy) include increased accuracy planning, reduced resource pesticide use, well yields more sustainable management resources.

Язык: Английский

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Ultra-Lightweight Cryptographic Algorithm for Resource Constraints Medical Iot Devices to Enhance Healthcare Security

Опубликована: Янв. 1, 2025

Язык: Английский

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From source to sink: the path to efficient energy harvesting with LEDs and displays

Discover Energy, Год журнала: 2025, Номер 5(1)

Опубликована: Фев. 6, 2025

Язык: Английский

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Optimal Peak-Shaving Dispatching of Hydropower Station in Response to Long-Term Load Demand of Power Grid

Processes, Год журнала: 2025, Номер 13(2), С. 489 - 489

Опубликована: Фев. 10, 2025

Hydropower stations play a crucial role in meeting the demand for peak shaving power grid. A method called adaptive segmented cutting load algorithm (ASCLA) is proposed to address problem of uneven distribution regulation effects when formulating long-term peak-shaving dispatching plans hydropower stations. This mainly consists three components: full-period segmentation, sub-period end water level treatment, and staged optimization. It can improve average ability grid’s by combining inflow conditions. In order compare progressiveness method, Three Gorges station Central China Power Grid were used as research objects, its performance was analyzed comparing it with that classical HCL solution method. The simulation results show resulted significantly improved indicators, such mean squared deviation rolling window, fluctuation index, value compared HCL. years abundant reservoir runoff, comprehensive improvement reach about 25%, indicating ASCLA has more advantages responding needs grid existing methods. this paper provide reference guidance during dry season, effectively improving benefits

Язык: Английский

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A New Low-Cost Compact Antenna for the 2.45 and 5.8 GHz ISM Bands

Applied Sciences, Год журнала: 2025, Номер 15(4), С. 1912 - 1912

Опубликована: Фев. 12, 2025

This paper presents the design of a high-performance dual-band antenna for industrial, scientific, and medical (ISM) band applications. The proposed prototype consists low-cost patch antenna, 40 mm × 24 in size (i.e., 0.36λ0 0.19λ0, with λ0 wavelength corresponding to low frequency), relatively wideband both operational bands (up 140 MHz at 2.45 GHz 510 5.8 GHz), radiation efficiency over 90%. has quasi-omnidirectional pattern gains 2.41 dBi 5.22 GHz, respectively. methodology is detailed illustrated by simulation results showing optimization steps characteristics associated antenna. Experimental based on fabricated are presented compared from stage. Finally, also similar antennas available literature.

Язык: Английский

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Research Progresses on Nano-Structured Silicon-Based Materials as Anode for Lithium-Ion Batteries

Materials, Год журнала: 2025, Номер 18(4), С. 830 - 830

Опубликована: Фев. 14, 2025

Silicon-based materials are considered the most promising next-generation anode for lithium-ion batteries due to their high theoretical specific capacity, rich reserves, and advantages of low discharge potential. However, significant volume expansion silicon during cycling process leads detachment active substances loss electrical contact between current collector, ultimately resulting in a decline battery performance. Nanostructured anodes have surface area, short diffusion path, ability effectively alleviate electrode material circulation. Therefore, how rationally design nanostructured silicon-based is currently one research hotspots. This article first reviews evaluates disadvantages microstructured nano-structured rate performance, discusses cycle stability volumetric energy density, summarizes lithium storage mechanism materials, with focus on influence some silicon/carbon composites conductive polymers silicon/metal electrochemical properties materials. Finally, suggestions prospects future development proposed.

Язык: Английский

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