Hooman Akhavan
Senior Optical Scientist at Voxtel Inc.- Claim this Profile
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Bio
Experience
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Voxtel LLC
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United States
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Nanotechnology Research
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1 - 100 Employee
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Senior Optical Scientist
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Nov 2018 - Present
Nanovox (Vadient Optics): Additive manufacturing of Gradient Index (GRIN) lenses using inkjet printing technology • Design and optimization of freeform GRIN lenses in ZEMAX and Code V with custom macros and surfaces for a variety of applications ranging from imaging systems (low f number multiple lens components, micro-lens arrays, scopes, cell phone cameras, …, etc.) to beam shapers • Analysis of optical performance of GRIN lenses by data extracted from Digital Holographic Microscopy Nanovox (Vadient Optics): Additive manufacturing of Gradient Index (GRIN) lenses using inkjet printing technology • Design and optimization of freeform GRIN lenses in ZEMAX and Code V with custom macros and surfaces for a variety of applications ranging from imaging systems (low f number multiple lens components, micro-lens arrays, scopes, cell phone cameras, …, etc.) to beam shapers • Analysis of optical performance of GRIN lenses by data extracted from Digital Holographic Microscopy
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Start-up, Sensing Technologies
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Tehran Province, Iran
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Co-Founder
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2015 - 2018
• Design and deployment of a portable air quality sensor controlled and monitored through a wireless connection by an Android device • Design, fabrication, and characterization of a Surface Plasmon Resonance (SPR) sensor • Design and deployment of a portable air quality sensor controlled and monitored through a wireless connection by an Android device • Design, fabrication, and characterization of a Surface Plasmon Resonance (SPR) sensor
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SRBIAU
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Iran
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Higher Education
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1 - 100 Employee
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Faculty
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2013 - 2018
• Simulation of 2D photonic crystal sensors • Supervision of two Masters students • Offering courses in Optics, Electronics, Computational Physics, and Semiconductor Devices • Simulation of 2D photonic crystal sensors • Supervision of two Masters students • Offering courses in Optics, Electronics, Computational Physics, and Semiconductor Devices
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University of Toronto
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Canada
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Higher Education
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700 & Above Employee
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Post-doctoral researcher
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2010 - 2013
• Design, fabrication, and characterization of label-free, index of refraction SiNx/SiO2 2D Photonic Crystal Slab (PCS) Biosensors integrated with microfluidic channel • Demonstration of unique properties of the PCS biosensors compatible with CMOS technology such as simple light coupling, large bio-sensing area, high spectral sensitivity as large as 800nm/RIU, high guided mode resonance quality factor exceeding 10,000, and minimum refractive index change resolution (detection limit) as small as 10^-7 • Direct measurement of detection limit up to 10-6 and challenging all environmental, mechanical, and equipment instabilities Show less
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Iran University of Science and Technology
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Iran
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Higher Education
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700 & Above Employee
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(Visiting) faculty
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2008 - 2009
• Building up a photonics lab for optical characterization of photonic structures • Finite difference (FD) calculation of polarized modes and their evolution using beam propagation method (BPM), and FDTD in optical waveguide structures • Offering general physics courses, undergraduate and graduate courses in optics and photonics • Building up a photonics lab for optical characterization of photonic structures • Finite difference (FD) calculation of polarized modes and their evolution using beam propagation method (BPM), and FDTD in optical waveguide structures • Offering general physics courses, undergraduate and graduate courses in optics and photonics
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University of Southern California
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United States
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Higher Education
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700 & Above Employee
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Research Assistant
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2000 - 2007
• Design, modeling, and demonstration of semiconductor microdisk devices as a polarization mode converter • Demonstration of active microdisks for the control of the polarization state of light through spanning of the Poincare sphere • Design and characterization of (III-V) InGaAsP semiconductor microdisk lasers • Modeling of microdisk-waveguide device in an Optical Code Division Multiple Access (OCDMA) system • Photoluminescence measurements of MBE grown semiconductor quantum dots • Design, modeling, and demonstration of semiconductor microdisk devices as a polarization mode converter • Demonstration of active microdisks for the control of the polarization state of light through spanning of the Poincare sphere • Design and characterization of (III-V) InGaAsP semiconductor microdisk lasers • Modeling of microdisk-waveguide device in an Optical Code Division Multiple Access (OCDMA) system • Photoluminescence measurements of MBE grown semiconductor quantum dots
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Education
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University of Southern California
Doctor of Philosophy - PhD, Electrical and Electronics Engineering -
University of Southern California
Master of Science, Electrical Engineering -
Sharif University of Technology
B.Sc, Applied Physics