Ahmad Ghahreman, Queen's University

Research

Clean technologies Critical metals Deep eutectic solvents Leaching Lithium Metals extraction Rare earth elements Zero emission processes

Latest papers

Sustainable technologies for the recycling and upcycling of precious metals from e-waste.
The Science of the total environment · 2024 · senior author
A review on the recycling of spent lithium iron phosphate batteries.
Journal of environmental management · 2024
A novel process for multi-stage continuous selective leaching of lithium from industrial-grade complicated lithium-ion battery waste.
The Science of the total environment · 2024 · senior author

All 13 publications

Latest funding

Clean and Zero Emission Processes for Chemical Extraction of Critical and Precious Metals with Deep Eutectic Solvents
NSERC · 2022 · Principal investigator
$192,000
Surface analysis for the concentration and extraction of metals using Fourier Transform Infrared Spectroscopy
NSERC · 2021 · Co-investigator
$34,340
I2I Phase I: Optimization of selective lithium recovery from spent lithium iron phosphate batteries with a green and environmentally responsible process
NSERC · 2021 · Principal investigator
$125,000

All 13 grants and awards

13 publications.

01

Sustainable technologies for the recycling and upcycling of precious metals from e-waste.

Xia J, Ghahreman A

The Science of the total environment2024Senior author

DOI: 10.1016/j.scitotenv.2024.170154 PMID: 38242454

02

A review on the recycling of spent lithium iron phosphate batteries.

Zhao T, Li W, Traversy M, Choi Y, Ghahreman A, Zhao Z, Zhang C, Zhao W, Song Y

Journal of environmental management2024

DOI: 10.1016/j.jenvman.2023.119670 PMID: 38039588

03

A novel process for multi-stage continuous selective leaching of lithium from industrial-grade complicated lithium-ion battery waste.

Zhao T, Traversy M, Choi Y, Ghahreman A

The Science of the total environment2024Senior author

DOI: 10.1016/j.scitotenv.2023.168533 PMID: 37981164

04

Direct selective leaching of lithium from industrial-grade black mass of waste lithium-ion batteries containing LiFePO4 cathodes.

Zhao T, Marthi R, Mahandra H, Chae S, Traversy M, Sadri F, Choi Y, Ghahreman A

Waste management (New York, N.Y.)2023Senior author

DOI: 10.1016/j.wasman.2023.08.030 PMID: 37657286

05

Adsorption of sulfur on Lanxess Lewatit® AF 5 resin during the acidic albion leaching process for chalcopyrite.

Marzoughi O, Pickles C, Ghahreman A

Heliyon2023Senior author

DOI: 10.1016/j.heliyon.2023.e13112 PMID: 36747931

06

Thermal treatment of Lanxess Lewatit® AF 5 resin used in the atmospheric chalcopyrite leaching process: Regeneration and sulfur recovery.

Marzoughi O, Li L, Pickles C, Ghahreman A

Chemosphere2022Senior author

DOI: 10.1016/j.chemosphere.2022.133890 PMID: 35134403

07

Efficient Gold Recovery from Cyanide Solution Using Magnetic Activated Carbon.

Xia J, Mahandra H, Ghahreman A

ACS applied materials & interfaces2021Senior author

DOI: 10.1021/acsami.1c13920 PMID: 34605637

08

Leaching characteristics and stability assessment of sequestered arsenic in flue dust based glass.

Mahandra H, Wu C, Ghahreman A

Chemosphere2021Senior author

DOI: 10.1016/j.chemosphere.2021.130173 PMID: 33714151

09

Gold Leaching from an Oxide Ore Using Thiocyanate as a Lixiviant: Process Optimization and Kinetics.

Azizitorghabeh A, Mahandra H, Ramsay J, Ghahreman A

ACS omega2021Senior author

DOI: 10.1021/acsomega.1c00525 PMID: 34278105

10

Toward Sustainable Solution for Biooxidation of Waste and Refractory Materials Using Neutrophilic and Alkaliphilic Microorganisms-A Review.

Lee J, Mahandra H, Hein GA, Ramsay J, Ghahreman A

ACS applied bio materials2021Senior author

DOI: 10.1021/acsabm.0c01582 PMID: 35014351

Clean and Zero Emission Processes for Chemical Extraction of Critical and Precious Metals with Deep Eutectic Solvents

Principal investigatorNSERC2022Discovery Grants Program - Individual

Principal investigators: Ghahreman, Ahmad

Keywords: metals extraction; lithium; critical metals; rare earth elements; zero emission processes; clean technologies; deep eutectic solvents; leaching

$192,000

Surface analysis for the concentration and extraction of metals using Fourier Transform Infrared Spectroscopy

Co-investigatorNSERC2021Research Tools and Instruments

Principal investigators: Gibson, Charlotte

$34,340

I2I Phase I: Optimization of selective lithium recovery from spent lithium iron phosphate batteries with a green and environmentally responsible process

Principal investigatorNSERC2021Idea to Innovation

Principal investigators: Ghahreman, Ahmad

$125,000

Capture and sequestration of carbon dioxide via carbonation reaction in magnesium-rich tailings; towards decarbonization of nickel mining industry

Principal investigatorNSERC2020Alliance Grants

Principal investigators: Ghahreman, Ahmad

$60,000

Direct Hydro-oxidation of Pyrrhotite with full sulphide oxidation

Principal investigatorNSERC2018Engage Grants Program

Principal investigators: Ghahreman, Ahmad

$25,000

1-step acidic gold bioleaching by the use of iron and sulfur oxidizing and thiocyanate (SCN) generating microorganisms

Principal investigatorNSERC2018Collaborative Research and Development Grants

Principal investigators: Ghahreman, Ahmad A

$105,600

Improving the efficiency of the Albion leach processTM: the case for (1) elemental sulphur removal from residues, and (2) improved pyrite oxidation kinetics

Principal investigatorNSERC2018Collaborative Research and Development Grants

Principal investigators: Ghahreman, Ahmad

$253,332

Stability of gold-thiosulphate complexes during gold-thiosulphate leaching process

Principal investigatorNSERC2017Collaborative Research and Development Grants

Principal investigators: Ghahreman, Ahmad

$438,664

Process development for sulphate of potassium (SOP) recovery from schoenite mineral and flue gases

Principal investigatorNSERC2017Engage Grants Program

Principal investigators: Ghahreman, Ahmad

$25,000

Heap leaching of gold with in-situ bacterial formation of the leach lixiviant. The case for the bio-formation of (1) cyanide lixiviant, and (2) thiosulfate lixiviant

Principal investigatorNSERC2017Collaborative Research and Development Grants

Principal investigators: Ghahreman, Ahmad

$260,000

From CIHR, NSERC and SSHRC funding decisions: CIHR since 2008, NSERC since 1991 and SSHRC since 1998, including their latest published competition results.

Frequent collaborators

Mining Engineering
Chemical Engineering
Mining Engineering - Queen's University

Co-authors at Queen's University, colored by department. Thicker lines mean more shared papers; select anyone to open their profile and their own map.

Juliana Ramsay

Chemical Engineering

2 shared papers, latest 2021

Farzaneh Sadri

Mining Engineering - Queen's University

1 shared papers, latest 2023

Write to this professor

A short, specific email works best. This draft uses one of their recent papers; replace the parts in brackets with your own details before sending.

Applying for

Paper to mentionMention their NSERC grant from 2022

Subject: Prospective PhD student: Clean technologies Dear Professor Ghahreman, My name is [your name], and I am a [your current degree or role] at [your institution]. I am applying for a PhD position starting in [term and year]. I read your paper "Sustainable technologies for the recycling and upcycling of precious metals from e-waste." (2024), and it connects closely to my own work on [your research topic]. [One or two sentences on what you did and what you learned.] I also saw your NSERC-funded project "Clean and Zero Emission Processes for Chemical Extraction of Critical and Precious Metals with Deep Eutectic Solvents" (2022), and I would be glad to contribute to work in that direction. Are you accepting new PhD students for [term and year]? I have attached my CV and transcripts, and I would be glad to talk at a time that suits you. Thank you for your time. Kind regards, [your name]

Ahmad Ghahreman

Research

Latest papers

Latest funding

Sustainable technologies for the recycling and upcycling of precious metals from e-waste.

A review on the recycling of spent lithium iron phosphate batteries.

A novel process for multi-stage continuous selective leaching of lithium from industrial-grade complicated lithium-ion battery waste.

Direct selective leaching of lithium from industrial-grade black mass of waste lithium-ion batteries containing LiFePO4 cathodes.

Adsorption of sulfur on Lanxess Lewatit&#xae; AF 5 resin during the acidic albion leaching process for chalcopyrite.

Thermal treatment of Lanxess Lewatit&#xae; AF 5 resin used in the atmospheric chalcopyrite leaching process: Regeneration and sulfur recovery.

Efficient Gold Recovery from Cyanide Solution Using Magnetic Activated Carbon.

Leaching characteristics and stability assessment of sequestered arsenic in flue dust based glass.

Gold Leaching from an Oxide Ore Using Thiocyanate as a Lixiviant: Process Optimization and Kinetics.

Toward Sustainable Solution for Biooxidation of Waste and Refractory Materials Using Neutrophilic and Alkaliphilic Microorganisms-A Review.

Clean and Zero Emission Processes for Chemical Extraction of Critical and Precious Metals with Deep Eutectic Solvents

Surface analysis for the concentration and extraction of metals using Fourier Transform Infrared Spectroscopy

I2I Phase I: Optimization of selective lithium recovery from spent lithium iron phosphate batteries with a green and environmentally responsible process

Capture and sequestration of carbon dioxide via carbonation reaction in magnesium-rich tailings; towards decarbonization of nickel mining industry

Direct Hydro-oxidation of Pyrrhotite with full sulphide oxidation

1-step acidic gold bioleaching by the use of iron and sulfur oxidizing and thiocyanate (SCN) generating microorganisms

Improving the efficiency of the Albion leach processTM: the case for (1) elemental sulphur removal from residues, and (2) improved pyrite oxidation kinetics

Stability of gold-thiosulphate complexes during gold-thiosulphate leaching process

Process development for sulphate of potassium (SOP) recovery from schoenite mineral and flue gases

Heap leaching of gold with in-situ bacterial formation of the leach lixiviant. The case for the bio-formation of (1) cyanide lixiviant, and (2) thiosulfate lixiviant

Frequent collaborators

Juliana Ramsay

Farzaneh Sadri

Adsorption of sulfur on Lanxess Lewatit® AF 5 resin during the acidic albion leaching process for chalcopyrite.

Thermal treatment of Lanxess Lewatit® AF 5 resin used in the atmospheric chalcopyrite leaching process: Regeneration and sulfur recovery.