Tag: solid-state battery

  • New Solid-State Battery Extends Phone & Wearable Battery Life

    New Solid-State Battery Extends Phone & Wearable Battery Life

    TDK Corporation, a prominent Japanese enterprise, specializes in manufacturing, distributing, and selling electronic components and devices. Renowned for its advanced magnetics technology, TDK is the leading global provider in this sector. Last year, the company achieved a significant milestone by becoming the first component manufacturer in India to produce iPhone batteries.

    Breakthrough in Solid-State Battery Technology

    Recently, TDK Corporation has announced a groundbreaking development in solid-state battery materials, achieving an energy density 100 times greater than their previous models.

    This remarkable increase in energy density implies that more energy can be stored in a smaller space within a device. This advancement promises substantially longer battery life for compact, battery-powered gadgets like smartphones and wearables, including TWS earbuds, smartwatches, and smart rings.

    The new solid-state battery boasts an energy density of 1,000 Wh/L, a massive leap from the energy density of TDK’s earlier solid-state batteries. TDK has credited this achievement to the incorporation of oxide-based solid electrolytes and lithium alloy anodes. The company plans to enhance the battery capacity further through multi-layer lamination technology and extend the operating temperature range by leveraging the production engineering expertise they have accumulated in the electronic components industry.

    Safety and Environmental Impact

    TDK ensures that these new high-energy density solid-state batteries are safe to use. The employment of oxide-based solid electrolytes significantly enhances the safety of these batteries. The company’s primary focus is to integrate these advanced high-density batteries into compact wearable devices. Additionally, TDK aims to replace traditional, non-rechargeable coin cell primary batteries, aligning with EU battery regulations that mandate rechargeable batteries. This innovation is expected to contribute to reducing the environmental impact.

    By developing this groundbreaking battery technology, TDK Corporation is poised to revolutionize the compact electronics market, offering longer-lasting, safer, and more environmentally friendly power solutions.

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  • Harvard Researchers Develop Solid-State Battery with 10-Minute Full Charge

    Harvard Researchers Develop Solid-State Battery with 10-Minute Full Charge

    Breakthrough Achieved by Researchers in Solid-State Battery Innovation

    Groundbreaking Discoveries from Harvard University

    A significant advancement in solid-state battery technology has been achieved by Harvard University researchers, as outlined in the latest publication in Nature Materials. The team’s creation of a solid-state battery capable of recharging completely within a mere 10-minute timeframe marks a substantial leap forward.

    Notable Characteristics and Advantages

    • Makes use of lithium metal
    • Demonstrates an anticipated charging lifespan of 6,000 cycles
    • Represents a promising solution for the electric vehicle (EV) sector
    • The high capacity permits extended driving ranges

    Tackling the Dendrite Predicament

    One of the primary obstacles in solid-state battery progress pertains to the formation of dendrites on the anode. The innovative approach by the Harvard researchers involves a multilayer battery design that strategically positions various materials between the anode and cathode, effectively minimizing dendrite formation.

    Integration of Micron-Sized Silicon Particles as a Solution

    The pivotal advancement revolves around the incorporation of micron-sized silicon particles within the anode structure. This strategic deployment impedes dendrite proliferation while facilitating the envelopment of lithium metal around the silicon particles. Consequently, this technique enables swift plating and stripping processes, culminating in a complete recharge in approximately 10 minutes.

    Evaluation of Performance and Commercial Potential

    Upon undergoing 6,000 cycles, the developed battery cell managed to uphold 80% of its original capacity. The proprietary technology has been licensed to Adden Energy, a spinoff of Harvard’s research initiatives, which intends to expand the technology for integration into larger-scale smartphone batteries.

    Hurdles and Prospective Implementations

    While challenges loom over the mass production of solid-state batteries, this research marks a crucial milestone towards the realization of functional solid-state batteries with diverse industry applications.

    Wrapping Up

    The breakthrough achieved by the Harvard research team holds immense promise for the accelerated charging of batteries in the EV domain and beyond. By capitalizing on micron-sized silicon particles, the issue of dendrite formation has been effectively resolved, bringing the practical application of solid-state batteries within closer reach.

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