Principal Investigator: Ishan Barman, Ph.D.


B.Tech. (2005)
Indian Institute of Technology (IIT), Kharagpur

S.M. (2007)
Massachusetts Institute of Technology (MIT)
Advisor: Nam P. Suh

Ph.D. (2011)
Massachusetts Institute of Technology (MIT)
Advisors: Michael S. Feld
Robert J. Silbey

Postdoctoral Fellow (2011-2013)
Massachusetts Institute of Technology
Advisor: Peter T. C. So
Ramachandra Rao Dasari

Postdoctoral Researchers

Soumik 2

Soumik Siddhanta, Ph.D.

Ph.D.: 2014 JNCASR, Bangalore, India
M.Sc: 2010 JNCASR, Bangalore, India
B.Sc: 2007 Hansraj College, University of Delhi, Delhi, India

Research interest: My present research interests include harnessing multifunctional plasmonic nanostructures for nanoprobe amplified Raman spectroscopy. My work involves studying complex interactions involving biomolecules, nanoparticles and diverse chemical species and translating them to development of ultra-sensitive and robust sensing and imaging platforms.

Email: [email protected]

Graduate Student Researchers

Santosh v1

Santosh Paidi

Ph.D. candidate: Johns Hopkins University
B.Tech: 2014 Indian Institute of Technology (IIT) Bombay, India

Research interest: My present research lies at the interface of microfluidics, photonics and clinical diagnostics. In particular, I am interested in looking at novel routes for exploiting Raman spectroscopy to enhance the information content of state-of-the-art microfluidics assays. My prior research experience has been in the areas of microfluidics, electrowetting and combustion.

Email: [email protected]

Chi Zhang photo

Chi Zhang

Ph.D. candidate: Johns Hopkins University
B.Eng: 2013 Beihang University (BUAA), China

Research interest: My primary research interests are in data-driven discovery and instrumentation advances in photonics. Currently, I am working on using a diverse suite of chemometric methods to classify pharmaceutical and high energy materials based on laser induced breakdown spectroscopy, with the long term goal of using the acquired data to drive disruptive innovations in compact, high-throughput system design.

Email: [email protected]


Yaozheng Li

Ph.D. candidate: Johns Hopkins University
B.Eng: 2015 Wuhan University (WHU), Wuhan, China

Research interest: My current research lies in optimizing plasmonic immunoassays for spectroscopic imaging. I am working on unveiling the fundamental interplay between the near-field plasmonic and radiative photonic coupling in order to create nanoparticle arrays with optimal enhancement for biosensing applications. My prior research experience has been in the area of solid mechanics.

Email: [email protected]


MingMing Li, Ph.D.

Postdoc: 2014-2017 Johns Hopkins University

Ph.D.: 2012 West Virginia University
M.Sc: 2007 Zhejiang University, China
B.Sc: 2005 Dalian University of Technology, China

Current Position: Professor, School of Materials Science and Engineering, Central South University, Changsha Shi, Hunan, China



Zufang Huang, Ph.D.

Postdoc: 2015-2017 Johns Hopkins University

Ph.D.: 2013 Fujian Normal University, China
M.Sc: 2007 Fujian Normal University, China
B.Sc: 2004 Fujian Normal University, China

Current Position: Associate Professor, College of Photonic and Electronic Engineering, Fujian Normal University, Fujian, China




Ram v1Ram Prasad, Ph.D.

Visiting Assistant Professor, American Cancer Society Beginning Investigator: 2014-2015, Johns Hopkins University

Ph.D.: 2008 Microbiology, Chaudhary Charan Singh University, India
M.Sc: 2002 Life Sciences, Jawaharlal Nehru University, India

Current Position: Research Associate Professor, School of Environmental Science and Engineering, Sun Yat-Sen University, Guanzhou, China


Maciej Wrobel
Visiting Graduate Student and EU Fellow: 2015-2017, Johns Hopkins University

Ph.D.: 2013-present Gdansk University of Technology, Poland
M.Sc. EEng.: 2013: Gdańsk University of Technology, Poland

Research interest: My research interests reside in biophotonics with specific focus on spectroscopic methods of biological tissue analysis, tissue-mimicking phantoms for noninvasive optical sensing, signal processing, and fiber-optic sensors.

Chao v1
Chao Zheng
Visiting Graduate Student, Chinese Scholarship Council Awardee: 2014-2015, Johns Hopkins University

M.D.: 2010-2014: The First Hospital of Jilin University, China
B.S. Med: 2010 Binzhou Medical University, China

Current Position: Physician, Department of Breast Surgery, The Second Hospital of Shandong University, Jinan, China

Undergraduate Student Researchers
Jonathan 2
Jonathan Yi
Junior in Mechanical Engineering, Johns Hopkins University

Research interest: My interests are in the general applications of spectroscopic data in the medical field. My goals are to pursue projects in which spectroscopic analysis is easily accessible through the use of the computing processing power of smartphones.