qSIM LaboratoryChiang Mai University
TH

Quantum Simulation Research Laboratory

Simulating the unseen frontiers of matter.

An experimental physics lab at Chiang Mai University, building a neutral-atom quantum platform from the ground up and sharing every milestone along the way.

Explore our research Join the lab
Atom-by-atom assembly in optical tweezers
12
Publications
4/10
Milestones achieved
3
Principal Investigators
3
Students

What we do

We trap individual atoms with laser light, arrange them one by one, and use their interactions to recreate quantum systems that are too complex to compute — and to build sensors that measure electric fields with atomic precision.

Our research directions
Laser optics on the qSIM Rydberg electromagnetically induced transparency (EIT) setup, lit in blue
Rydberg-EIT spectroscopy setup in the qSIM laboratory, Department of Physics, Chiang Mai University.

Progress

Building a neutral-atom quantum platform

See our progress

Quantum simulation

2 of 7 milestones achieved

  1. Cold atom system
  2. Engineering trapping patterns
  3. Optical tweezers / AOD
  4. Imaging system
  5. Single-atom detection
  6. Deterministic single-atom arrays
  7. Rydberg spin-½ quantum simulator

Quantum sensing

2 of 3 milestones achieved

  1. Rubidium vapor cell fabrication
  2. Rydberg EIT
  3. Portable quantum sensors

Latest

News from the lab

All news

JUNE 2026

qSIM laser safety training 101!

At our qSIM laboratory, we conduct official laser safety training covering laser types, human health hazards, and risk management.

People

Principal investigators

Everyone in the lab
Asst. Prof. Dr. Narupon Chattrapiban

Asst. Prof. Dr. Narupon Chattrapiban

Principal Investigator · CMU

Atom optics and laser beam shaping. Neutral atom manipulation.

Dr. Nithiwadee Thaicharoen

Dr. Nithiwadee Thaicharoen

Principal Investigator · CMU

Rydberg-atom physics and quantum sensing. Atom-based microwave sensors.

Dr. Phatthamon Kongkhambut

Dr. Phatthamon Kongkhambut

Principal Investigator · CMU

Quantum optics and ultracold atomic physics. Continuous time crystals.

Publications

Recent work

All publications

Join the lab

We welcome motivated undergraduate and graduate students, and researchers interested in collaboration. Get in touch to talk about projects, theses and visits.

Contact us qsim@cmu.ac.th

Undergraduate research

Work alongside the team on real lab projects. Kirati Chumpraman's work on optical power control for our tweezers won 1st Runner-Up at the SPC 2026 Undergraduate Research Contest.

Read about the award

Graduate theses

Our graduate students build the experiment itself. The planned milestones on our roadmap are the next pieces of work.

See what's planned

Visiting researchers

We welcome collaborations and research visits. Lab visits are by appointment.

Arrange a visit