Mostafizur Rahaman

Research Scientist, Quantum Division — IBM Research

Research Scientist, IBM Research (Quantum Division), January 2024 - Present.
Visiting Scientist, Quantum Information Physics Theory Lab, RIKEN, Japan
Adjunct Fellow, S N Bose National Centre for Basic Sciences, Kolkata
Visiting Fellow, Dept. of ECE, IISc, Bangalore

Mostafizur Rahaman completed his MS (Research) and PhD from IIT Kharagpur as a Prime Minister's Research Fellow, working on quantum algorithms for structured Hamiltonian operators and their applications in signal processing. His current research is focused on quantum simulation, quantum optimization, and quantum machine learning on near-term hardware. He is also interested in quantum communication and information-theoretic aspects of quantum systems.

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Education

Academic Background

Collaborators
Global Research Mentorship (IBM GRM Program 2024-25)

IBM Global Mentorship Program — serving as mentor from IBM Quantum, IBM Research.

  • Hriday Sabharwal
    PhD Scholar, University of Southern California  ·  GRM Intern 2024–25
  • Chayan Patra
    PhD Scholar, Dept. of Chemistry, IIT Bombay  ·  Supervisor: Prof. Rahul Maitra
Academic Collaborations
  • RIKEN, Japan
    Quantum Information Physics Theory Lab
  • IISc Bangalore
    Dept. of Electrical Communication Engineering
  • IIT Bombay
    Dept. of Chemistry
  • Dept. of Physics, S N Bose National Centre for Basic Sciences
    Kolkata
Research

Publications

arXiv 2026
Quantum Interference-Induced Bhattacharyya Distance
Laskar, M. R.
arXiv:2601.05749 · 2026 [link]
Nature Sci Rep Q1 · IF 3.9 · 2025
Shallow Entangled Circuits for Quantum Time Series Prediction on IBM Devices
Laskar, M. R., Goel, R.
Scientific Reports 15, 43727 (2025) [link]
arXiv 2025
Basis Adaptive Algorithm for Quantum Many-Body Systems on Quantum Computers
Biswas, A., Ghosh, S., Majumdar, R., Laskar, M. R., Kumar, M.
arXiv:2512.12753 · 2025 [link]
arXiv 2025
Physics-Informed Generative Machine Learning for Accelerated Quantum-centric Supercomputing
Patra, C., Mondal, D., Halder, S., Halder, D., Laskar, M. R., Goel, R., Maitra, R.
arXiv:2512.06858 · 2025 [link]
IEEE TCCN Q1 · IF 6.35 · In Press · 2025
QRadCom: Quantum-Assisted Source and Symbol Detection Framework in Radar Communication System
Naskar, S.*, Laskar, M. R.*, Dutta, A. K.  (*Equal contribution)
IEEE Transactions on Cognitive Communications and Networking, 2025
IEEE Comm Lett Q1 · IF 4.4 · 2024
MIMO QRadRCom: A New Topology for Quantum Assisted Radar and Relay based MIMO System
Naskar, S.*, Laskar, M. R.*, Dutta, A. K.
IEEE Communications Letters, 28(11): 2663–2667, 2024
Nature Sci Rep Q1 · IF 3.9 · 2024
Efficient Simulation of Potential Energy Operators on Quantum Hardware: A Study on Sodium Iodide (NaI)
Laskar, M. R., Bhattacharya, K., Atanu, Dasgupta, K.
Nature Scientific Reports, 2024 [link]
Nature Sci Rep Q1 · IF 3.9 · 2024
A Complexity Efficient Penta-Diagonal Quantum Smoothing Filter for ECG Signal Denoising
Laskar, M. R., Pratiher, S., Dutta, A. K., Ghosh, N., Patra, A.
Nature Scientific Reports, April 2024 [link]
TechRxiv Oct 2024
The Pursuit of Quantum Advantage with IBM Quantum Computers: A Perspective and Potential Research Problems
Laskar, M. R., Majumdar, R., Dasgupta, K., Dhinakaran, V., Subramaniam, V.
TechRxiv, October 2024 [link]
IEEE Trans CAS-I Q1 · IF 6.3 · 2023
A Complexity-Efficient Quantum Architecture for Eigen Spectrum Estimation of Vandermonde System
Laskar, M. R., Dutta, A. K.
IEEE Trans. Circuits Syst. I, 70(5): 2106–2119, 2023 [link]
IEEE Trans QE Q1 · Oct 2023
Quantum Framework for Low-Complexity Simulation and Spectrum Estimation of Hankel-Patterned Systems
Laskar, M. R., Dutta, A. K.
IEEE Transactions on Quantum Engineering, Oct. 2023
IEEE Trans QE Q1 · Apr 2023
Low Complexity Quantum Simulation Framework for Toeplitz-Structured Matrix
Laskar, M. R., Mondal, S., Dutta, A. K.
IEEE Transactions on Quantum Engineering, Apr. 2023 [link]
IEEE TCOM Q1 · IF 8.3 · 2022
Eigen-Spectrum Estimation and Source Detection in Massive Sensor Array
Laskar, M. R., Mondal, S., Dutta, A. K.
IEEE Transactions on Communications, Apr. 2022 [link]
IEEE TVT Q1 · IF 7.4 · 2021
ML Criterion Based Signal Detection of MIMO-OFDM System using Quantum Algorithm
Mondal, S., Laskar, M. R., Dutta, A. K.
IEEE Transactions on Vehicular Technology, 70(2): 1688–1698, 2021
IEEE VTC-Spring Florence, Italy · 2023
Quantum Assisted Framework for Joint Detection and Estimation in Radar Communications
Laskar, M. R.*, Naskar, S.*, Dutta, A. K.
IEEE 97th VTC-Spring 2023 [link]
IEEE VTC-Spring Florence, Italy · 2023
A Proposed Quantum Classification Algorithm for Symbol Detection with Noisy Observation
Koya, S.*, Laskar, M. R.*, Dutta, A. K.
IEEE 97th VTC-Spring 2023 [link]
IEEE WCNC Seoul · 2020
TLS-Regularization Framework for Target Tracking under Perturbations
Laskar, M. R.*, Sen, D.
IEEE WCNC 2020, Seoul, South Korea [link]
IEEE VTC-Spring Kuala Lumpur · 2019
A Classification Framework for Correlated Sample Space in Cognitive Radar
Laskar, M. R.*, Sen, D.
IEEE VTC-Spring 2019, Kuala Lumpur [link]
IP Portfolio

Patents

Outreach

Invited Talks & Keynotes

Keynote · Upcoming
Quantum Algorithms on Near-Term Hardware: From Utility Towards Advantage
NQCOMP-2026 · MIT Bangalore
Mar 2026
Keynote · TPC Chair
Road to Quantum Advantage
SPARC-QC 2026 · NIT Rourkela  [event]
Feb 2026
Invited Talk
Quantum Technology for Medical Imaging and Diagnosis
AROC 2025 — AIIMS Delhi
Dec 2025
Keynote
Quantum Machine Learning and Applications
Workshop on Quantum Technologies · IIT Ropar  [event]
Dec 2025
Keynote
Quantum Computing in Near Term and Beyond: Challenges and Opportunities
Qiskit Fall Fest · IIT Guwahati
Oct 2025
Invited Talk
Quantum Research Seminar
RIKEN Wako Campus, Japan  [event]
Sep 2025
Guest Speaker
IEEE ISIT 2025 Quantum Hackathon
IEEE Information Theory Society · Ann Arbor, Michigan
Jun 2025
Distinguished Speaker
Indo-German Bilateral Workshop on Quantum Computing Technology
SASTRA University · HZDR & IGSTC  [press]
May 2025
Technical Sessions
Quantum Computing Foundations and Quantum Chemistry
IIT Delhi
Apr 2025
Invited Talk
Quantum Technology Advances
MNIT Jaipur · DST-AICTE Program
Mar 2025
Invited Talk
Quantum Utility Experiments on Hardware
Dept. of Chemistry, IIT Bombay
Feb 2025
Invited Talk
Quantum Computing and Its Applications
Presidency University, Bangalore
Jan 2025
Invited Speaker
Quantum Computing Algorithms: From Utility Towards Advantage
NIT Rourkela
Dec 2024
Speaker & Panelist
International Symposium on Quantum Computing and Innovations
CDAC Kolkata
Dec 2024
Invited Demonstrator
Quantum Hardware Demonstration
WTSA-24 — World Telecom Standardization Assembly, New Delhi
Oct 2024
Invited Talk
Quantum Computing for Biology and Chemistry
IISER Pune & CDAC Pune
Mar 2024
Education

Teaching & Lectures

Video Lecture Series
Linear Algebra for Quantum Computing — MNIT AICTE QT-03
Math
Lecture 01
Vector Spaces for Quantum Computing
Watch →
Math
Lecture 02
Unitary Matrices and Quantum Gates
Watch →
Math
Lecture 03
Matrix Factorization Techniques
Watch →
Math
Lecture 04
Singular Value Decomposition (SVD)
Watch →
Quantum Computing Algorithms — MNIT AICTE QT-05
Algorithms
Lecture 01
Quantum Fourier Transform (QFT)
Watch →
Algorithms
Lecture 02
Quantum Phase Estimation (QPE)
Watch →
Algorithms
Lecture 03
Shor's Factorization Algorithm
Watch →
Algorithms
Lecture 04
Shor's Algorithm: Advanced Implementation
Watch →
Quantum Information & Communications — MNIT AICTE QT-02/06
Comm
Lecture 01
Digital and Quantum Communication Fundamentals
Watch →
Comm
Lecture 02
Introduction to Quantum Channels
Watch →
Information
Lecture 03
Shannon Theory in Quantum Information — Part I
Watch →
Information
Lecture 04
Density Matrices and Quantum Channels
Watch →
Class Notes
PDF · UG
Linear Algebra for Quantum Computing for Beginners
Download →
PDF · PG
Basis and Factorisation Techniques for Quantum Computing
Download →
PDF · UG
Probability and Quantum Computing Class Notes
Download →
Quantum Computing: An Introductory Book
An introductory handbook for students and practitioners. Co-authored by Mostafizur Rahaman.
Amazon → Table of Contents →
Recognition

Awards & Honors

2024 · IBM Research
Distinguished Research Paper Award
Quantum chemistry paper, Nature Scientific Reports (across all IBM Research India divisions)
2021 · Govt. of India
Prime Minister's Research Fellowship (PMRF)
May 2021 cycle
2021– · IBM Quantum
IBM Quantum Researcher Program — Member
Extended hardware access for research
2022, 2023 · MoE
National Recognition for Commendable Research
PMRF / Ministry of Education — Electronics & ECE discipline
2021, 2022 · Qualcomm
Qualcomm Innovation Fellowship — Finalist
Two consecutive years; quantum algorithms for massive MIMO and spectrum estimation
2026 · NIT Rourkela
TPC Chair — SPARC-QC 2026
SPARC International Symposium on Quantum Computing and Applications
2023 · IEEE
TPC Chair — IEEE VTC-Spring 2023
Florence, Italy
2019 · IIT KGP
Best International Conference Travel Grant
IEEE VTC-Spring 2019, Kuala Lumpur
2012–2016
Full Tuition Merit Scholarship
Undergraduate — top 5% first-year performance
Media

Press

Times of India
IBM is at the Forefront of Quantum Computing Tech
IEEE Information Theory
IEEE ISIT 2025 Quantum Hackathon — Where Quantum Computing Meets Information Theory
Times of India
SASTRA Conducts Indo-German Workshop on Quantum Technologies
Service

Volunteering

IEEE
Senior Member
2024–25 · IBM
Member, Drishti Team
IBM Research Lab
2025 · IBM
SPOC — IBM Quantum India
IBM Research Lab
2025–26 · IBM
On Spot
IBM Research Lab