Peng Peng, University of Waterloo

Research

Phase transformation Composite Materials Electrical Conductivity Flexible Devices Interfacial Structures Laser Processing Materials Properties Nanojoining

Latest papers

Microjoining for biomedical device fabrication: a perspective
Advanced Materials Joining · 2026 · senior author
Laser-Induced Defects in Metal Oxides: A Perspective.
Nanotechnology · 2026 · senior author
Effects of heat treatment on the temperature coefficient of resistivity of laser fabricated NiCr flexible sensors.
Journal of Materials Science. Materials in engineering · 2026 · senior author

All 18 publications

Latest funding

In-situ microalloying of high-entropy alloy coatings with electro-spark powder deposition
NSERC · 2025 · Principal investigator
$210,000
Towards high-performance thin-film flexible sensors
NSERC · 2022 · Co-investigator
$322,666
Microstructural evolution and metallurgic reactions in dissimilar joints of Nitinol wire and medical alloys during laser microwelding
NSERC · 2022 · Principal investigator
$120,000

All 7 grants and awards

18 publications.

01

Microjoining for biomedical device fabrication: a perspective

Zhang K, Zhou YN, Peng P

Advanced Materials Joining2026Senior author

DOI: 10.1007/s44500-026-00006-z

02

Laser-Induced Defects in Metal Oxides: A Perspective.

Soleimani M, Zhou NY, Peng P

Nanotechnology2026Senior author

DOI: 10.1088/1361-6528/aeac34 PMID: 42785347

03

Effects of heat treatment on the temperature coefficient of resistivity of laser fabricated NiCr flexible sensors.

Almomani H, Menezes J, Abhi S, Enrique P, Nankali M, Peng P

Journal of Materials Science. Materials in engineering2026Senior author

DOI: 10.1186/s40712-026-00430-z PMID: 41938025

04

Laser writing of metal-oxide doped graphene films for tunable sensor applications.

Rathod S, Snowdon M, Tino MP, Peng P

Nanoscale advances2025Senior author

DOI: 10.1039/d4na00463a PMID: 39669520

05

In-situ CrFeCoNi medium entropy alloying coating via electrospark powder deposition

Yan J, Zhang K, Zhou NY, Peng P

Surface Engineering20242 citationsSenior author

DOI: 10.1177/02670844241282935

06

Engineering the defect distribution in ZnO nanorods through laser irradiation

Zheng S, Chen Z, Duley WW, Wu YA, Peng P, Zhou YN

Nanotechnology202312 citations

DOI: 10.1088/1361-6528/acf4a3

07

In Situ Rapid Fabrication of Graphene-Copper Heterojunctions Using Fiber Laser Direct Writing.

Rathod S, Snowdon M, Jones J, Zhang K, Peng P

ACS applied materials & interfaces2023Senior author

DOI: 10.1021/acsami.3c11552 PMID: 38048639

08

Laser modification of Au–CuO–Au structures for improved electrical and electro-optical properties

Zheng S, Duley WW, Peng P, Zhou N

Nanotechnology202214 citations

DOI: 10.1088/1361-6528/ac5b52

09

Synthesis of Free-Standing Silver Foam via Oriented and Additive Nanojoining.

Wang X, Guo W, Zhang H, Peng P

ACS applied materials & interfaces2021Senior author

DOI: 10.1021/acsami.1c12936 PMID: 34357764

10

Laser Erasing and Rewriting of Flexible Copper Circuits.

Zhou X, Guo W, Peng P

Nano-micro letters2021Senior author

DOI: 10.1007/s40820-021-00714-3 PMID: 34463821

In-situ microalloying of high-entropy alloy coatings with electro-spark powder deposition

Principal investigatorNSERC2025Advantage

Principal investigators: Peng, Peng

Keywords: Manufacturing processes and products; Materials performance

$210,000

Towards high-performance thin-film flexible sensors

Co-investigatorNSERC2022Alliance Grants

Principal investigators: Zhou, Norman YN

Keywords: environmental degradation; flexible electronics; force-sensing films; heat treatments; interfacial bonding; laser ablation; metal thin film deposition; residual stress; strain gauge; surface physics/chemistry

$322,666

Microstructural evolution and metallurgic reactions in dissimilar joints of Nitinol wire and medical alloys during laser microwelding

Principal investigatorNSERC2022Alliance Grants

Principal investigators: Peng, Peng P

Keywords: intermetallic compounds; laser welding; metallurgical reaction; microstructure characterization; phase transformation

$120,000

Developing high-entropy alloy coatings on different engineering alloys with electro-spark deposition

Principal investigatorNSERC2021Alliance Grants

Principal investigators: Peng, Peng P

Keywords: Electro-spark deposition (ESD); High entropy alloys; Materials characterization; Metallurgy; Phase transformation; Process-structure-property relations; Welding process

$138,600

Direct Laser Patterning of Copper-Graphene Composite Structures for Flexible Electronics

Principal investigatorNSERC2020Discovery Launch Supplement

Principal investigators: Peng, Peng

$12,500

Direct Laser Patterning of Copper-Graphene Composite Structures for Flexible Electronics

Principal investigatorNSERC2020Discovery Grants Program - Individual

Principal investigators: Peng, Peng

Keywords: laser processing; interfacial structures; materials properties; electrical conductivity; nanojoining; flexible devices; composite materials

$190,000

Weldability study in dissimilar microwelding of nickel-titanium alloys

Co-investigatorNSERC2018Collaborative Research and Development Grants

Principal investigators: Zhou, Norman

$61,536

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

Mechanical and Mechatronics Engineering
Materials Science and Engineering
Department of Chemical Engineering

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

Norman Zhou

Materials Science and Engineering

9 shared papers, latest 2026

Boxin Zhao

Department of Chemical Engineering

1 shared papers, latest 2015

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 2025

Subject: Prospective PhD student: Phase transformation Dear Professor Peng, 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 "Microjoining for biomedical device fabrication: a perspective" (2026), 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 "In-situ microalloying of high-entropy alloy coatings with electro-spark powder deposition" (2025), 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]