Vullev Group

 
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Resources - Equipment

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Analytical balances

up to 10 ng resolution

Computing equipment

variety data-analysis and instrument-control software

Densitometer

EasyDrop Contact Angle Measuring Instrument (Kruss)

fully automated for surface-energy measurements

Contact Angle 

Fluorescence and bright-field (phase contrast) microscopes

equipped with InSight CCD cameras

Phase Contrast 

Fluorescence spectrophotometer

Fluorolog-3-22, for steady-state and time-resolved measurements, with pulsed excitation sources: lasers (200 ps half-pulse width) and LEDs (1 ns half-pulse width), equipped with small-angle-collection adapter for surface-fluorescence measurements and built-in polarizers

Fluorescence Spectrophotometer 

Fully automated peptide synthesizer

CS336X (CS Bio Co.), with three vessels for parallel syntheses, utilizing Fmoc-protocol for solid-phase peptide and organic syntheses

Peptide Synthesizer 

HPLC

Beckman, for analytical and preparative scale experiments with a diode-array UV/Visible absorption detector and an automated fraction collector

HPLC 

Incubators

Lyophilizer

shakers, vacuum ovens and other essential equipment.

Plasma system

Diener Electronics FEMTO, 13.56 MHz, 0 - 100 W variable power, two gas inlets, full computer control

Plasma Generator 

Potentiostat/galvanostat

Gamry Reference 600, with capabilities for electrochemical measurements (with a three-electrode cell) and impedance spectrometry measurements between 10 MHz and 1 MHz (with a Solartron three-terminal capacitance cell)

Reflection and transmission broad-field stereoscopes

Syringe pumps

Harvard Apparatus, with nano and picoliter resolution

Pico Pump 

UV/Visible absorption spectrophotometer

Varian Cary (scanning wavelength)

UV 

Wave-generator and 500 MHz oscilloscope

setup for triangular waveform impedance measurements

Oscilloscope