Scientists convert waste paper into battery parts for smartphones and electric vehicles

https://techxplore.com/news/2022-11-scientists-paper-battery-smartphones-electric.html

"joined and laser cut thin sheets of kraft paper form lattice geometries resembling spikey piñata... heated to 1200°C in  furnace without oxygen... convert to carbon, forming anodes... superior durability, flexibility, and electrochemical properties... strength and mechanical toughness... phones, laptops and automobiles better withstand shocks from falls... extend life of batteries... from electronics to electric vehicles... durability, shock absorption, electrical conductivity... sustainable and scalable"

See also: How cardboard boxes will make your battery 90X better

https://www.youtube.com/watch?v=3-w5O5H-O-U

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Valmet launches a zero effluent system for enzymatic starch cooking for board and paper makers

https://news.cision.com/valmet-oyj/r/valmet-launches-a-zero-effluent-system-for-enzymatic-starch-cooking-for-board-and-paper-makers,c3723875

Upcycling leftover cardboard to make a new type of foam packaging

https://techxplore.com/news/2023-12-upcycling-leftover-cardboard-foam-packaging.html

New research reveals mechanisms of stiffening in paper pulp, could lead to improved recyclability

https://phys.org/news/2024-02-reveals-mechanisms-stiffening-paper-pulp.html

Pioneering Next-Generation Energy Devices with Environmentally Friendly "Metal-Air Paper Battery" Developed by AZUL Energy

https://finance.yahoo.com/news/pioneering-next-generation-energy-devices-131500310.html