Recycle Ga from E-Waste Containing GaN/GaAs Chips - American-Made E-Scrap Prize Voucher: Cooperative Research and Development Final Report, CRADA Number CRD-25-31747

Tapajyoti Ghosh

doi:10.66816/tp6734280

Recycle Ga from E-Waste Containing GaN/GaAs Chips - American-Made E-Scrap Prize Voucher: Cooperative Research and Development Final Report, CRADA Number CRD-25-31747

Tapajyoti Ghosh

Strategic Energy Analysis Center

Research output: NLR › Technical Report

Abstract

Purdue University plans to use microorganisms to extract Ga from GaN/GaAs chips. This method is aimed at replacing traditional hydrometallurgy.

Original language	American English
Number of pages	7
DOIs	https://doi.org/10.66816/tp6734280
State	Published - 2026

NLR Publication Number

NLR/TP-6A20-99424

Keywords

bio-leaching
CRADA
e-waste
Gallium
Gallium Arsenide (GaAs)
Gallium Nitride (GaN)
hydrometallurgy
leaching efficiency
Life Cycle Assessment (LCA)
microorganisms
Techno-Economic Assessment (TEA)

Access to Document

10.66816/tp6734280

https://www.nlr.gov/docs/fy26osti/99424.pdf

Cite this

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title = "Recycle Ga from E-Waste Containing GaN/GaAs Chips - American-Made E-Scrap Prize Voucher: Cooperative Research and Development Final Report, CRADA Number CRD-25-31747",

abstract = "Purdue University plans to use microorganisms to extract Ga from GaN/GaAs chips. This method is aimed at replacing traditional hydrometallurgy.",

keywords = "bio-leaching, CRADA, e-waste, Gallium, Gallium Arsenide (GaAs), Gallium Nitride (GaN), hydrometallurgy, leaching efficiency, Life Cycle Assessment (LCA), microorganisms, Techno-Economic Assessment (TEA)",

author = "Tapajyoti Ghosh",

year = "2026",

doi = "10.66816/tp6734280",

language = "American English",

type = "Other",

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AU - Ghosh, Tapajyoti

PY - 2026

Y1 - 2026

N2 - Purdue University plans to use microorganisms to extract Ga from GaN/GaAs chips. This method is aimed at replacing traditional hydrometallurgy.

AB - Purdue University plans to use microorganisms to extract Ga from GaN/GaAs chips. This method is aimed at replacing traditional hydrometallurgy.

KW - bio-leaching

KW - CRADA

KW - e-waste

KW - Gallium

KW - Gallium Arsenide (GaAs)

KW - Gallium Nitride (GaN)

KW - hydrometallurgy

KW - leaching efficiency

KW - Life Cycle Assessment (LCA)

KW - microorganisms

KW - Techno-Economic Assessment (TEA)

U2 - 10.66816/tp6734280

DO - 10.66816/tp6734280

M3 - Technical Report

ER -

Recycle Ga from E-Waste Containing GaN/GaAs Chips - American-Made E-Scrap Prize Voucher: Cooperative Research and Development Final Report, CRADA Number CRD-25-31747

Abstract

NLR Publication Number

Keywords

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