IIT Hyderabad develops dual carbon alternative to lithium-ion batteries

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IIT Hyderabad develops dual carbon alternative to lithium-ion batteries
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Hyderabad, April 5

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The Electrochemical Energy Storage Lab on the Indian Institute of Technology Hyderabad (IITH), has developed a 5V Dual Carbon Battery utilising self-standing carbon fibre mats as each electrodes — cathode and anode.

The breakthrough mannequin, developed by a crew led by Dr Surendra Kumar Martha, eliminates the requirement of poisonous, expensive, and heavy transitional metals.

This extra sustainable and low-cost Dual carbon battery might discover potential makes use of in high-voltage purposes, refined battery-run medical units, regenerative braking programs in electrical automobiles, and stationary grids.

While rechargeable Lithium-ion batteries (LIBs) are projected to meet future electrical mobility, electrical aviation, and stationary grid power storage targets inside 2030, they require poisonous and expensive metals like cobalt, nickel, and manganese, for functioning.

Moreover, geologically unsymmetrical distribution of lithium and cobalt together with geopolitics and unethical baby labour centred on mining, causes rampant fluctuations in uncooked materials value. It impacts the market value stability of enormous LIB packs utilized in electrical automobiles.

The novel dual carbon battery developed by IITH, consists of zero-transition steel that’s environmentally benign. It might minimize down the general battery value by 20-25 per cent and is anticipated to curb the unpredictability in market value.

The use of ubiquitous carbon as electrode energetic materials in addition to present collector, changing heavy metals, brings within the features of lightness and adaptability. The fabricated 5.0 voltage cell, with nominal voltage software of 4.6 V, gives an power density of 100-watt hour per kilogram roughly and may be prolonged up to 150- watt hour per kilogram with additional modifications.

The analysis crew believes that developed cells might discover potential makes use of in excessive voltage purposes, refined battery-run medical units, regenerative braking programs in electrical automobiles, and stationary grids.

The analysis for the novel dual carbon battery was carried out by Shuvajit Ghosh and Udita Bhattacharjee, PhD college students at IIT Hyderabad, below the supervision of Dr. Surendra Ok. Martha, in collaboration with Oak Ridge National Laboratory, USA, and Naval Materials Research Laboratory, Mumbai. Naval Research Board (DRDO) supported the challenge. IANS

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