Close-up image shows the Dynamic Mass Spectrometry Probe developed to monitor the health of living cell cultures. (Credit: Rob Felt, Georgia Tech)

Georgia Tech graduate research assistant Mason Chilmonczyk examines a device after a plasma etch step in a reactive ion etching tool. The work was being done in the Institute of Electronics and Nanotechnology’s Marcus Building clean room. (Credit: Rob Felt, Georgia Tech)

Georgia Tech graduate research assistant Mason Chilmonczyk prepares to fabricate a Dynamic Mass Spectrometry Probe in the Institute of Electronics and Nanotechnology’s Marcus Building clean room. (Credit: Rob Felt, Georgia Tech)

Georgia Tech researchers Andrei Fedorov and Mason Chilmonczyk are shown in a testing laboratory used to evaluate their Dynamic Mass Spectrometry Probe, which was developed to monitor the health of living cell cultures. (Credit: Rob Felt, Georgia Tech)