Research Focus Areas: Electronic and Photonic Devices

The Nano-Optoelectronic Materials and Devices Laboratory focuses on developing high-performance nanophotonic devices using nanostructures and their applications in a variety of areas, including light-emitting diodes, laser diodes, solar cells, as well as in solar-fuel cells.

Our research research expertises cover the epitaxial growth, device fabrication and characterization of III-V based self-organized nanostructure materials grown by molecular beam epitaxy. Our research topics are listed below:

  • Semiconductor nanostructures for nanoelectronics and optoelectronics
  • Epitaxial growth and characterization of III-nitride nanostructures
  • III-V based materials and devices
  • Light emitting diodes, laser diodes, photodetectors
  • Solar fuels, solar cells

Old News:

  • December 2016: Moab won the best presentation award at the 12th Annual Graduate Student Research Day from NJIT Graduate Student Association, 2016 for his presentation on “High Performance Phosphor-free InGaN/AlGaN Nanowire Light-Emitting Diodes”. Moab also received the teaching excellence award for Teaching Assistants in 2016. Congratulations, Moab! Keep fighting!

  • November 17, 2016: The group led by Mehrdad presented our research on "III-nitride Nanowire Optoelectronics and Their Applications" at the NJIT Research Showcase.

  • November 16, 2016: Prof. Nguyen delivered an invited plenary talk at the 13th China International Forum on Solid State Lighting, Beijing, China. His presentation was about "“III-Nitride Nanowire LEDs and Lasers: The Next Generation Lighting Technology”.

  • September 19, 2016: Moab presented his research on "Controlling Color Emission of InGaN/AlGaN Nanowire Light-Emitting Diodes Grown by Molecular Beam Epitaxy” at the 32nd North American Molecular Beam Epitaxy Conference, Saratoga Springs, New York, September 18-21, 2016. Prof. Nguyen served as a chair for section "Nitride Materials and Devices".

  • September 02, 2016: Rithvikkranti joined our group as a graduate student. His Master thesis title is:"Simulation and Design of High Performance III-Nitride Nanowire Heterostructures for Photonic Applications". Welcome on Board, Rith!

  • July 28, 2016: Our summer research undergraduate students presented their researches on nanowire LEDs and solar cells at the 2016 International Undergraduate Summer Research Symposium at NJIT. We are happy to have had Ashish, Nevin, Ryan, and Olaoluwa joining us this summer.

  • July 27, 2016: Prof. Nguyen delivered an invited presentation for the Optical Society of America Technical Group Webinar for his study on "III-Nitride Nanowire Light-Emitting Diodes Grown by Molecular Beam Epitaxy".

  • July 13, 2016: Prof. Nguyen presented an invited talk to the NSF Research Experiences for Undergraduates at NJIT. The presentation covered research on "Visible Light-Emitting Diodes: Materials, Fabrication and Applications".

  • June 10, 2016: Welcome Olaoluwa Akinnuoye to our research group under NSF REU program in: "Optics and photonics: Technologies, Systems, and Devices".Olaoluwa's research topic is: "Fabrication and Characterization of III-Nitride Nanowire Light-Emitting Diodes".




  • October 15, 2018: Jeffrey Jude joins our research group via his Ronald E. McNair Scholarship. Jeffrey works with Moab and Ravi on developing visible color LEDs and Laser diodes using nanowire structures.
  • October 8th, 2018: We welcome Kevin Pemberthy to join our research group via his New Jersey Governor’s STEM Scholarship. Kevin is a senior undegraduate student at NJIT who will mentor a group of 5 high school students in New Jersey to work on developing high performance ultraviolet nanowire LEDs and their applications.
  • September 20th, 2018: Moab's paper on "Enhanced Efficiency of Dye-Sensitized Solar Cells based on Polyol Synthesized Nickel-Zinc Oxide Composites" is accepted for publication in Journal of Electronic Materials. Congrats, Moab!
  • August 15th, 2018: We welcome our new PhD student, Velpula Ravi Teja. Ravi joins our group from Indian Instute of Technology.
  • July 10th, 2018: Moab's research on “Polyol Synthesis of Zinc Oxide-Graphene Composites: Enhanced Dye-Sensitized Solar Cell Efficiency”, is accepted for publication in Current Nanomaterials. Congrats, Moab and the team!
  • June 04th, 2018: The group welcomed summer students via the NSF REU program in: "Optics and photonics: Technologies, Systems, and Devices" and the 2018 High School Summer Research Intern at NJIT. They are Maria Ramirez (from University of Southern California) Anna Xia (from Livingston High School), Kedhar Narayan (from New Providence High School, NJ) and Aarush Raj (from Livingstong High School).
  • May 11, 2018: Moab received the pretigious 2018 SIPE scholarship in Optics and Photonics Education Awards for his potential contribution to the field of Optics, Photonics or a related field. Congratulations, Moab!
  • May 10, 2018: Thang successfully passed his Ph.D. qualifying exam. Congratulations, Thang!
  • March 15, 2018: Moab's research was highlighted in LED Professional, one of the most prestigious magazine in the field of Light-emitting devices. The title of the article is" Full-color InGaN/AlGaN nanowire LEDs for Solid-state lighting and displays", March 2018, issue 66 page 50. Congrats, Moab! Keep fighting on your work to produce high quality LEDs for lighting and flexible display!
  • March 2018: Prof. Nguyen has received Outstanding reviewer award from Optical Materials.
  • February 2018: Moab's study on UV-B nanowire LEDs grown by MBE has been published in Journal of Advanced Optics and Photonics. Congrats Moab and the team!
  • November 4, 2017: Moab and Thang presented our research at the 2017 Annual Meeting of the American Physics Society Mid-Atlantic Section, in Newark, New Jersey. Moab's talk was on Nanowire LEDs on Flexible Platform while Thang presented his work on Full-Color Nanowire LEDs grown by MBE.
  • October 25, 2017: Mehrdad's study on "Effects of Optical Absorption in Deep Ultraviolet Nanowire Light-Emitting Diodes”, has been accepted for publication in Photonics and Nanostructures - Fundamentals and Applications. Congratulations, Mehrdad!
  • October 15, 2017: Moab presented his research on "AlGaN/GaN UV-B Nanowire Light-Emitting Diodes Grown by Molecular Beam Epitaxy" at the 33rd North American Molecular Beam Epitaxy Conference, at Galveston Island, Texas.
  • October 1, 2017: Nasir started his full-time position at GLOBALFOUNDRIES in Ballston Spa, New York. Best wishes on your new adventure, Nasir!
  • August 28, 2017: We welcome a new group member, Thang Bui! Thang joins our team as a PhD student in Electrical Engineering. Thang received his degree of Master in Nanomaterials and Nanodevices from Vietnam National University - University of Engineering and Technology, Vietnam.
  • July 01, 2017: Prof. Nguyen presented an invited talk at the The 2017 EITA Conference on New Materials, Nanotechnology and New Energy at University of Michigan, Ann Arbor, Michigan. His talk is about "Phosphor-Free InGaN/AlGaN Core-Shell Nanowire Light-Emitting Diode Arrays on Si and Flexible Substrates".
  • June 2017: We welcome Summer Students joining our research group this summer on different fellowships. They are Ali Yuksel (NJIT), Mehmet Demirci (from Morristown High School, NJ), and Sena Yuksel (from Parsippany High School, NJ) for their 2017 Provost Summer Undergraduate Research Program at NJIT, Anumeena Sorna (National Institute of Technology Trichy, India) for the NSF REU program in: "Optics and photonics: Technologies, Systems, and Devices", Richarch Chen (North Hunterdon High School, NJ) for the 2017 High School Summer Research Intern at NJIT.
  • May 16, 2017: Four members of our group graduated this year and received their Degrees of Master and Bachelor of Engineering at the 2017 Commencement at NJIT. Congratulations Dip, Evo, Ashish, and Nevin! Commencement 2017 NJIT

  • May 10, 2017: Moab sucessfully defended his PhD thesis proposal. Well done, Moab.

  • April 26, 2017: Congrats Ashish John on his new fulltime job employment as Project management & Lighting Engineer at Hylan Datacom&Electric. Ashish has been working in our research group since summer 2015. All the bests with your new adventure, Ashish!

  • April 24, 2017: Dipayan has just successfully passed his Master's thesis defense. Congratulations, Dip!

  • April 19, 2017: Moab presented his research on visible nanowire LEDs at the Dana Knox Student Research Showcase at NJIT.

  • March 2017: Moab's paper was featured as Editor's pick in Journal of Vacuum Science and Technology B in March 2017. Moab's research on MBE growth of nanowire LEDs was highlighted in NJIT site: A Graduate Student's LED Research is the 'Editor's Pick' in a Prominent Engineering Journal . Congrats, Moab! Keep fighting! MOAB

  • January 2017: Dr. Nguyen leads a spectial issue on "Advanced Optoelectronic Materials and their Applications in Photonics and Energy Harvesting" for Advancies in OptoElectronics. All manuscripts related to the fields of nano-optoelectronic materials, including novel designs, synthesis, characterization and application of novel nanostructures for photonics and energy harvesting are welcome.