MÜHENDİSLİK FAKÜLTESİMETALURJİ VE MALZEME MÜHENDİSLİĞİ


Nanomaterials and Devices Laboratory

Primary Researcher(s) / Coordinator(s): 
Assoc. Prof. Dr. H. Emrah Ünalan
General Information: 

The group is focused on the synthesis and solution processing of semiconducting and metallic nanowires/carbon nanotubes and exploiting their novel properties in flexible devices. Devices of interest include, but not limited to solar cells, light emitting diodes, batteries, supercapacitors, transistors and photodetectors. 

Equipments: 
  • 2-inch AIXTRON-Nanoinstruments, Plasma Enhanced Chemical Vapor Deposition (PECVD) system
  • 3-source physical vapor deposition (PVD) system
  • MBraun Unistar Glove Box
  • Computer controlled 1-inch CVD system
  • Spectrometer/photometer/Integrated sphere
  • Light sources/UV lamps
  • Sourcemeters/picoammeter
  • Gamry 3000 Galvanostat/Potentiostat/ZRA
  • Makerbot 3D printer
  • Stretching and flexing device
  • Various other materials chemistry tools (spin coaters, tip/bath sonicators, dip/spray/ultrasonic spray coaters, ultrapure DI water generator, pH meters, vacuum furnace, centrifuge, high/low temperature furnaces)
Completed and Ongoing Research Projects: 
  • Development of Light Emitting Diodes Utilizing Hydrothermally Grown Zinc Oxide Nanowires (2010-2012) The Scientific and Technological Research Council of Turkey (TUBITAK).
  • Development of Nanowire Enhanced Organic-Inorganic Hybrid Solar Cells (2010-2012) The Scientific and Technological Research Council of Turkey (TUBITAK).
  • Synthesis of Germanium Nanowires and Their Utilization in Photodetectors  (2012-2013) METU – BAP Project.
  • Synthesis of Silicon Nanowires and Their Utilization in Solar Cells (2010-2012) METU – BAP Project.
  • Carbon Nanotube Thin Films and Their EMI Shielding Properties (2011-2012) METU – BAP Project.
  • Zinc Oxide Nanowires for Light Emitting Diodes (2009-2011) METU – BAP Project.
  • Center for Solar Energy Research and Applications (2009-2011) State Planning Organization (DPT).
Collaborators: 
  • Prof. Gehan Amaratunga, Electrical Engineering Division, University of Cambridge, UK.
  • Prof. Manish Chhowalla, Department of Materials Science and Engineering, Rutgers University, USA.
  • Prof. Raşit Turan, Department of Physics, METU.

Lab Images