Lab: 311D,

600 West Campus Dr., West Campus, West Haven, CT


Office: 209 Becton, 15 Prospect St., New Haven, CT


Phone: (203) 737 -7293 / (203) 432 - 2156


Welcome to CHA Group

Our research focuses on nanoscale materials for their novel electronic properties and potential applications. We currently focus on 2D layered chalcogenides and other 2D nanosheets for fundamental understanding of quantum-mechanical electronic orders.


Group News

2014.10.22 Judy received a 2014 IBM Faculty Award.

2014.08.26 Our manuscript on synthesis of MoS2/WS2 heterostructures was published in ACS Nano.

2014.06.11 We published our first manuscript on SnTe at Nano Letters.

2014.06.11 The invited review article on 2D chalcogenides is online at Nano Convergence.

2014.06.09 John Woods and Terry Xie join the group. Welcome!

2013.12.16 Our work on plasmonic tuning of Bi2Se3 nanoplates via intercalation was featured in

2013.08.19 Welcome to our new group website

2013.07.01 Judy starts her position at Yale


Positions Available:

We are seeking highly motivated undergraduate and graduate students in Physics, Chemistry, and Engineering. Experiences in nanomaterial synthesis, device fabrication, (S)TEM, and transport measurements are preferred but not necessary. Interested students should contact Judy J. Cha.