Igor Negrashov

Experience

• 

  Kazan Physical-Technical Institute

  Jan 1986 - Jan 2001

  Staff Scientist

  • Provided technical leadership to establish laboratory for ultrafast optical spectroscopy. Designed and built core instruments for nanosecond and femtosecond time-resolved optical experiments.• Participated in various experiments including pump-probe absorption, luminescence up-conversion, light-induced transient gratings, photon echo, etc.• Coordinated work of 3 PhD students.• Participated in four peer-reviewed publications.

• 

  University of Minnesota

  Jan 2001 - Jan 2011

  Engineer

  • Managed and provided technical support of Biophysical Spectroscopy Facility with several optical and electron paramagnetic resonance instruments, available for University and outside researchers. Designed and maintained Facility’s website, including database of users, schedules, and instrument time tracking. Established and supported a community of 100+ registered users of the Facility.• Designed and fabricated state-of-the-art instruments for time-resolved optical spectroscopy in nanosecond and microsecond ranges, including software for data acquisition and analysis.• Developed an original technique for studying kinetics of biochemical reactions by measuring and analyzing millisecond dynamic of time-resolved laser induced luminescence in stopped-flow experiments. Developed software for global analysis of multiple time-resolved fluorescence signals.• Participated in five peer-reviewed publications in top-rated journals, including PNAS. Show less

• 

  Www.doublekineticsystems.com

  Jan 2011 - Jan 2013

  Independent Consultant

  Custom instruments and software for time-resolved optical spectroscopy. Photon counting and direct digitizing techniques in combination with another techniques such as stopped-flow, microplate reading, etc.• Designed and delivered double kinetic fluorescence instrument for North Carolina University at Charlotte

• 

  Howard Hughes Medical Institute

  Jan 2012 - Jan 2019

  Opto-Mechanical Engineer

  • Designed, developed, assembled, and installed opto-mechanical systems for neurobiological research. Completed 30+ projects annually with budget in range of $50 - $500,000 for 20+ neuroscience laboratories. Coordinated work of electronics and software engineers on multidisciplinary projects.• Designed and built several laser-scanned, light-sheet excitation, and wide-field microscopes with innovative features, including a cutting-edge Lattice Light Sheet Microscope, that was built in collaboration with a Nobel Prize winner.• Designed and built several modules for 2-photon laser-scanned microscopes including remote focus, selective sample illumination with Digital Micromirror Device, Fluorescence Lifetime Imaging, and light sheet excitation. Show less

• 

  HunterLab

  Jan 2019 - Jan 2023

  Senior Opto-Mechanical Engineer

  • Designed instruments for color and appearance measurement with diffuse/8°, 45c:0, and 0:45c optical geometries from concept to transfer to fabrication. Created optical layout and analyzed light propagation through instrument. Performed opto-mechanical design and created documentation for fabrication. Coordinated procurement of optical and mechanical components. Validated performance of pre-released and finished products for compliance with both regulatory standards and internal business goals. • Designed and built accessories for calibration and characterization of instruments and assemblies including laser-based accessory for wavelength calibration, instrument for testing directionality of collecting optics, robot for exchange of standard samples for calibration of instruments.• Designed full-spectrum LED arrays with high color rendering index for sample illumination. Show less

• 

  Psionic Technologies

  Aug 2023 - now

  Senior Mechanical Engineer

  • Perform opto-mechanical design of multi-channel long-range fiber-based FMCW coherent Doppler lidar navigation systems for space and defense applications. Perform FEA simulations of design for random vibration.• Create instrumentation and data acquisition systems for random vibration and thermo-vacuum testing of components and complete units. Participate in data acquisition and analysis.• Conduct tolerance and design for manufacturing analyses. Generate fabrication, assembling, and interface control documents. Coordinate external fabrication, participate in assembling and testing of prototypes and deliverable units. Show less