Sahnawaz Alam

Hi, I'm Sahnawaz.

Welcome to my corner of the internet. I'm a Research Scientist at RWTH Aachen University, working at the intersection of quantum computing, non-linear optimization, and real-time intelligent systems. My background spans quantum physics, computer science, and applied machine learning.

I hold a PhD in Physics from Wrocław University of Science and Technology, where I studied nitrogen-vacancy centers in diamond — tiny quantum defects with enormous potential for sensing and computing. Outside the lab, I travel, collect stories from strangers, and try to make sense of life through books and conversations.

Research

Quantum Machine Learning & Optimization

Working at the intersection of quantum computing, non-linear optimization, and real-time intelligent systems. I focus on problems where classical methods struggle: high-dimensional search spaces, non-linear decision processes, and systems that must adapt in real time.

NV Centers in Diamond

The nitrogen-vacancy (NV) center is a unique defect in diamond that consists of a nitrogen atom next to a missing carbon atom (vacancy). During my PhD, I used NV centers as nanoscale probes to study strain, magnetic fields, and the thermodynamics of quantum measurement.

Strain Tensor in Diamond Waveguides

We determine the strain tensor components in a diamond waveguide using zero-field ODMR spectroscopy of NV centers.

M. S. Alam et al., Phys. Rev. Applied 22, 024055 (2024)

Two-Stroke Quantum Engine

We propose a two-stroke quantum engine fuelled by quantum measurements.

M. S. Alam and P. B. Venkatesh, arXiv 2201.06303 (2022)

All publications

Experience

Research Scientist

Sep 2024 – Present

RWTH Aachen University

Quantum Machine Learning and Algorithms Research Scientist.

Artificial IntelligenceMachine LearningQuantum Computing

Graduate Research Assistant

Sep 2021 – Aug 2024

Wrocław University of Science and Technology

PhD research on NV centers in diamond — strain characterization, quantum sensing, and laser-written waveguides.

PythonQuantum OpticsODMR Spectroscopy

Visiting Researcher

Dec 2023

Ulm University

Short-term research collaboration.

Visiting Researcher

Feb – Mar 2023

Cardiff University

Experimental physics and confocal microscopy research.

Experimental PhysicsConfocal Microscopy

Junior Research Fellow

Nov 2020 – Aug 2021

Indian Institute of Technology Gandhinagar

Research on quantum measurement theory and two-stroke quantum heat engines.

Quantum OpticsQuantum Measurement Theory

Summer Research Internship

May – Jul 2019

University of Saskatchewan

Lattice models of Topoisomerase action on DNA.

Mathematical Modelling

Education

Doctor of Philosophy — PhD, Physics

Wrocław University of Science and Technology

2021 – 2024

Master of Science — MS, Physics

Indian Institute of Technology Gandhinagar

2018 – 2020

Bachelor’s degree, Physics

Ramakrishna Mission Vidyamandira

2015 – 2018

জীবনের ঐশ্বর্য

Prosperity of Life: Love — Peace — Gratitude

Twenty years from now you will be more disappointed by the things that you didn't do than by the ones you did do.

Mark Twain

Non-violence is the greatest force at the disposal of mankind. It is mightier than the mightiest weapon of destruction devised by the ingenuity of man.

Mahatma Gandhi

A human being is a part of the whole called by us universe, a part limited in time and space. He experiences himself, his thoughts and feeling as something separated from the rest, a kind of optical delusion of his consciousness.

Albert Einstein
Physicist's Credo — John Preskill