Stefan Preble, Associate Professor
Microsystems Engineering & Electrical and Microelectronic Engineering
Office: ENG/2157 Phone: (585) 475-2625 E-mail: sfpeen at

Dr. Stefan Preble received his B.S. degree from RIT in Electrical Engineering (2002), and Ph. D. in Electrical & Computer Engineering from Cornell University (2007). His research is focused on novel Silicon Photonic devices with the goal of realizing high performance computing, communication and sensing systems that leverage the high speed, bandwidth and sensitivity of light. Professor Preble has received numerous awards recognizing his work, including a DARPA (Defense Advanced Research Projects Agency) Young Faculty Award and an AFOSR (Air Force Office of Scientific Research) Young Investigator Award. He also received a gold medal award in a Human Competitive Evolutionary Algorithms competition for his work on nature-inspired evolutionary photonics. He has numerous publications in high impact journals, such as, Nature Photonics, Optics Express, Applied Physics Letters and Physical Review Letters. He is a member of the Optical Society of America.
Zihao Wang, Microsystems Engineering Ph.D. Student
E-mail: zw4491 .at.

Zihao received his B.S. degree in Opto-electronics from Huazhong University of Science and Technology (HUST). His research is focused on integrated III-V Lasers on a Silicon Photonic platform. In his free time he likes travelling and shooting beautiful moments in nature.
Jeffrey Steidle, Microsystems Engineering Ph.D. Student
E-mail: jas2518 .at.

Jeff graduated from SUNY Geneseo with a B.S. in Applied Physics in 2014. His current research is focused on integrated quantum photonics and his hobbies include mountain biking and snowboarding.
Michael Fanto, Microsystems Engineering Ph.D. Student
E-mail: mlf9729 .at.

Mike received his B.S. degree in Physics from Utica College of Syracuse University in 2002. His current research areas are single/entangled photon generation and integrated photonics as applied to quantum information science. His other interests include nonlinear optics, optical frequency conversion, and ultrafast lasers. Mike’s hobbies include photography, hiking, horticulture and astronomy.

Past Group Members:

Dr. Liang Cao, Microsystems Engineering Ph.D. Graduate
E-mail: lxc3973 .at.

Liang graduated from Nanjing University of Science and Technology with a B.S. in Optoelectronic Engineering. Later he received his master degree from the University of Shanghai for Science and Technology on Optical Engineering. His current research interests include materials and devices for on-chip optical interconnects and quantum computing. Liang is from Jiangsu, China, and his interests include tennis and racquetball. He is now at Global Foundries.
Dr. Abdelsalam Aboketaf, Microsystems Engineering Ph.D. Graduate
E-mail: axa8863 .at.

Abdelsalam received his BSc in Electrical Engineering from Alfateh University in Libya. He, also, received his MSc degree in Electrical Engineering from RIT in 2009 working on the application of Nano-Opto-Electro- Mechanical System (NOEMS) Devices in Si/SiO2 Optical Slot-Waveguides. Abdelsalam is currently working on silicon photonics optical interconnects based on optical time division multiplexing.
Dr. Donald Adams, Post Doctoral Researcher
Donnie received his B.S. in electrical engineering from Brigham Young University in 2004. He then went on to receive his Ph.D. in electrical engineering from Texas A&M University in 2010. His research at RIT focused on dynamic control of integrated Silicon photonic devices. He is now working at Cisco Systems.
Dr. Ali Elshaari
Ali graduated Magna Cum Laude from Garyounis University in Libya with a B.S. in Electrical Engineering. His Ph.D. research at RIT was focused on quantum photonics realized on a Silicon chip with a particular emphasis on calculating the quantum optical response of resonator circuits. Ali is from Benghazi, Libya, and his interests include watching anime, sports and visiting new places. He is now working in Val Zwiller's group at TU Delft.
Dr. Karthik Narayanan
Karthik earned his BE from the University of Mumbai, followed by a MS in Optics from University of Central Florida where he studied Surface Plasmon Refraction. His Ph.D. research focused on backend compatible Hydrogenated amorphous Silicon (a-Si:H) waveguides. Karthik is now working for Intel.