Group Members



Research Assistant Professor


Long Ye

PhD institution and major: Institute of Chemistry, Chinese Academy of Sciences (ICCAS), Beijing; Polymer Physics and Chemistry

PhD Adviser: Prof. Jianhui Hou
Research Interests: Understand thermodynamics of polymer photovoltaics and predict the morphology/performance of organic solar cells using soft X-ray scattering/microscopy (R-SoXS/STXM) at the ALS, LBNL, and differential scanning calorimetry (DSC); Device and morphology of printed organic solar cells.
Hobbies: history, movies, playing guitar, travel

E-mail: lye4 at

Birthday: July 12th


Post-doctoral Associates

Masrur Morshed Nahid

PhD institution and major: Department of Materials Science and Engineering, Monash University, Australia

PhD Adviser: Chris McNeill

MSc: Department of Physics, Umea University, Sweden

MSc Advisor: Ludvig Edman

BSc: Department of Physics, University of Dhaka, Bangladesh

Research Interests: Investigation of charge transport in organic (Opto-)/electronic materials e.g. polymers, small molecules and perovskites by implementing them in various devices e.g. field effect transistors, sensors and photovoltaics, and studying their structure-property relationships in thin-films with a range of synchrotron based X-ray techniques such as Near Edge X-ray Absorption Spectroscopy (NEXAFS), Resonant Soft X-ray Scattering (RSoXS), Small/Wide Angle X-ray Scattering (SAXS/WAXS).

Hobbies: watching movies, reading/listening books and Astrobiology

E-mail: mnahid at

Huawei Hu

PhD institution and major: Chemistry, Hong Kong University of Science and Technology

PhD Adviser: Henry Yan

Research Interests: Synthesis of polymers for organic electronics, investigating structure-property-performance of organic solar cells, X-ray Scattering

Hobbies: Soccer, fishing, traveling

E-mail: hhu14 at


Graduate Students

20160426-IMG_4083 Indunil Angunawela

Ph.D Candidate: 2015-present

BSc Institution and major: University of Peradeniya, Sri Lanka

Research Interests: Morphological studies on semiconductor materials and carbon electronics

Hobbies: Playing games,Reading and travelling

E-mail: ianguna at


20160426-IMG_4077Zhengxing Peng

Ph.D Candidate: 2015-present

BS Institution and major: University of Science and Technology of China, Nuclear Science and Technology

Research Interests: The performance of organic solar cell with the tool of X-ray scattering

Hobbies: Reading and travelling

E-mail: zpeng6 at


SamSamuel Stuard

B.S. Institution and Major: The Ohio State University, Engineering Physics

Research Interests: electronic and magnetic materials, device physics

Hobbies: soccer, ultimate disc, games, history

E-mail: sjstuard at



Reece Henry

B.S. Institution and Major: University of Washington, Seattle; Physics

Research Interests: Electron diffraction studies of organic materials, thermal properties of OPV materials, physics of polymer side-chains

Hobbies: Video games, reading, philosophy, Socratic debate

E-mail: rlhenry at



Undergraduate Researchers

Noah Wolfe

High School: Lake Norman High School, Mooresville, NC

Declared Major: Physics

Research Interests: Organic photovoltaics, simulating the optical properties of tandem cell OPVs

Hobbies: Astronomy, Programming, Hiking

Email: newolfe at

Thomas Steckmann

High School: Raleigh Charter High School

Declared Major: Physics

Research Interests:  Analyzing the electron and hole mobility of organic semiconductors in field effect transistors in order to evaluate the effects of polymer morphology on device performance.

Hobbies: Board and card games, programming, and working at Habitat for Humanity

Email: tmsteckm at


Former post-doctoral Fellows

Long Ye

Masrur Morshed Nahid

Huawei Hu

Subhrangsu Mukharjee (left 2016) – NIST

Adrian Hunt (left 2016) – Brookhaven National Lab

John Tumbleston – Carbon3D

Wei Ma – Xi’an Jiaotong University

Brian Collins – Washington State University

Benjamin Watts – Swiss Light Source

Omar Awartani (left 2017)  -Intel

Joo-Hyun Kim (left 2017)

Former PhD students

Joshua Carpenter

Masoud Ghasemi

Cheng Wang

Hongping Yan

Eliot Gann

Terry McAfee

Xuechen Jiao

Former MS students