The PolySense and Polysense Innovations teams have just published a new article on Sensors and Actuators B Chemical Journal Elsevier (IF 7.7) reporting on an investigation of the relaxation dynamics of the ν3 energy level of nitrous oxide (N2O) molecules in synthetic air using a 4.5 μm distributed feedback quantum cascade laser (DFB-QCL) combined with Leggi di piùNew Publication on Sensors and Actuators B Chemical Journal[…]
The PolySense team has just published a new article on OSA Optics Express (IF 3.3) reporting on a broadband gas sensor based on direct absorption spectroscopy in the mid-infrared range for the simultaneous detection of methane, ethane, and propane in natural gas-like mixtures. The system employs a broadband supercontinuum light source, coupled with an absorption Leggi di piùNew Publication on OSA Optics Express Journal[…]
The PolySense team has just published a new article on Sensors and Actuators B Chemical Journal Elsevier (IF 7.7) reporting on a highly sensitive gas sensor based on tunable diode laser absorption spectroscopy (TDLAS) for HF monitoring in GeF₄ matrices. The system employs a distributed feedback diode laser operating at 1.278 μm, targeting the HF Leggi di piùNew Publication on Sensors and Actuators B Chemical Journal[…]
The PolySense team has just published a new article on Sensors and Actuators A: physical journal (IF 4.9) reporting on a single-pass optical sensor designed for the detection of a broadband absorption feature of benzene. It is based on light-induced thermoelastic absorption spectroscopy (LITES) employing a novel InAs/AlSb-based quantum cascade laser source emitting at 14.85 Leggi di piùNew Publication on Sensors and Actuators A: physical Journal[…]
The PolySense team has just published a new article on Sensors MPDI journal (IF 3.5) reporting on the development of compact electronic modules for a QEPAS sensor. A very low-noise, fully differential preamplifier for the quartz tuning fork, with digital output and programmable gain, has been designed and realized. A compact FPGA board hosts both Leggi di piùNew Publication on Sensors Journal[…]