
Where every photon and axon counts
SPECTROSCOPIC INSTRUMENTATION
Our lab applies and develops novel spectroscopic instrumentation to understand, predict and design optical contrast agents that can be applied in medicine.

Vis-SWIR Fluorescence
Time domain

NIR-SWIR Absorption Spectrophotometer
An ultimate fluorometer designed for Vis-NIR-SWIR spectral range (300-1600 nm). The custom system built by Horiba in 2011 is one of the most sophisticated fluorimeters in the world
Key features include:
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T shape geometry, dual housing lamp with CW and flash tube Xe lamps, a double-grating excitation monochromator, front face and right angle fluorescence in solution and solids
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Four high-sensitivity Vis-NIR-SWIR detectors, Fluorescence/phosphorescence lifetime TCSPC module with Xe subsecond strobe, nanosecond NanoLeds, picoseconds Delta pulsed sources.
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Automated polarizers for both S and T sides and a manual polarizer for lifetime measurements.
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Fiberoptically connected external 6” integrating sphere to measure quantum yields of solids, liquids, powders, and thin films.
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Fiberoptically connected microscope Olympus BX51 with a variety of cameras, DIC options, and filtercubes.
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External stopped flow unit for measuring rapid kinetics of chemical reactions.
Custom built for our lab by Olis Inc. in 2012. Certified in 2016.
Key features include:
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Absorption 600-1600 nm, Hummingbird double grating monochromator,
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Temperature-controlled cuvette holder,
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Two thermoelectrically cooled to -40C InGaAs detectors.
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Variety of light sources, including a Xe lamp and a halogen lamp

Vis-SWIR imager
Home built:
Key features:
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Highly modular
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Si and SWIR cameras
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Variety of light sources in the UV, visible and SWIR
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Polarizers in visible and SWIR

iFOS:
integrated fluorescence overpotential spectroscopy

MoorLDI

UV-VIS Fluorescence
Frequency domain
One of the most reliable fluorescent spectrophotometers in the world built by ISS inc. Upgraded in 2016
Key features of K2 include:
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Emission 200-850 nm.
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Frequency domain lifetime measurement,
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T-format and parallel beam optical design for fast polarization measurements
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Full automation of all instrument components (cuvette holder, polarizers, shutters, filterwheel, monochromators, and stirrers),
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PC-controlled temperature from -20 to 120oC

UV-VIS-NIR-SWIR Hyperspectral Imager
The pushbroom system (200 nm to 1650 nm) custom built for our lab by Middleton Inc.
Key features:
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High spatial resolution (640 x 512) in UV, VIS, NIR and SWIR
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Optimal spectral resolution 5 nm.
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Chromatic aberration free (except the UV).
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Speed - < 1 min
A unique spectrophotometer developed in our lab. Combines electrochemistry with fluorescence spectroscopy. Provides threshold oxidation/reduction
Laser doppler imaging for blood flow assessment