Broadband spectrally tunable quantum cascade lasers can reliably detect a substance's »fingerprint« – Fraunhofer IAF at Analytica 2018
Drug or duplicate?
Imagine holding two different medications in your hands, one being the original, the other one being a counterfeit. Both appear exactly the same. Is there any way for you to distinguish them? The answer is: yes. Our quantum cascade laser (QCL) has the ability to identify substances in a split second…