The PolySense team has just published a new article on International Journal of Hydrogen Energy – Elsevier (IF 9.1) reporting on a custom quartz tuning fork (QTF) as sensor for the detection of high concentrations of hydrogen in air. Exciting the fundamental flexural mode of a commercially available 12.4 kHz-QTF, we demonstrated the linear dependence Leggi di piùNew Publication on International Journal of Hydrogen Energy[…]
Polysense is proud to communicate that team members have been listed for the fifth year in a row in the Top 2% Scientists list in the world by Stanford University. In particular, Vincenzo Spagnolo appear in the full career Top 2% Scientists list, scaling more than 30K positions since last year. while Vincenzo Spagnolo, Pietro Leggi di piùPolysense Team members listed in the 2023 Top 2% Scientists in the world by Stanford University[…]
The PolySense team has just published a new article on Applied Physics Reviews Journal AIP (IF 15) reporting on a sensing system in the realm of long-wavelength infrared spectroscopy for achieving enhanced selectivity and sensitivity of benzene, toluene, and propane detection through quartz-enhanced photoacoustic spectroscopy. High-resolution gas spectroscopy is made possible by the use of Leggi di piùNew Publication on Applied Physics Reviews Journal[…]
The PolySense team has just published a new article on Photoacoustics Journal Elsevier (IF 7.9) reporting on a computational and experimental fluid dynamics study for the characterization of the flow field within the gas chamber of a Quartz-Enhanced Photoacoustic Spectroscopy (QEPAS) sensor, at different flow rates at the inlet of the chamber. The transition from Leggi di piùNew Publication on Photoacoustics Journal[…]
The PolySense team has just published a new article on Light: Science & Applications Journal (IF 19.4) reporting on a long-wave, high-power, wide-tunable, singlelongitudinal- mode solid-state laser used as light source in a PAS sensor for trace gas detection. The wide wavelength tuning range of 9.44 nm covers the absorption spectra of water and ammonia, Leggi di piùNew Publication on Light: Science & Applications Journal[…]
The PolySense team has just published a new article on Optics and Laser Technology Journal (IF 5) reporting on an optical system embedded within a sealed metallic cylinder containing an aspheric micro-lens to couple a single-mode interband cascade laser with an indium fluoride glass fiber. The fiber output is plug & play connected to an Leggi di piùNew Publication on Optics and Laser Technology Journal[…]
The PolySense team has just published a new article on Light: Science & Applications Journal (IF 19.4) reporting on an innovative technique of quartz-enhanced multiheterodyne resonant photoacoustic spectroscopy (QEMR-PAS), in which the beat frequency response from a dual comb is frequency down-converted into the audio frequency domain. In this way, gas molecules act as an Leggi di piùNew Publication on Light: Science & Applications Journal[…]
Polysense is proud to communicate that four team members have been listed in the World Scientists Rankings 2024 by AD Scientific Index. The AD Scientific Index (Alper-Doger Scientific Index) is a ranking and analysis system based on the scientific performance and the added value of the scientific productivity of individual scientists,
The PolySense team has just published a new article on Photoacoustics Journal Elsevier (IF 7.9) reporting on an all-fiber-based laser gas analyzer (LGA) employing quartz-enhanced photoacoustics spectroscopy (QEPAS) and a side-polished fiber (SPF). Sensor performance was demonstrated using methane in nitrogen gas mixtures, with CH4 mixing ratios ranging from 75 ppmv to 1% (by volume), measured Leggi di piùNew Publication on Photoacoustics Journal[…]
The PolySense team has just published a new article on Photoacoustics Journal Elsevier (IF 7.9) reporting on a photoacoustic sensor for the detection of CO impurities in hydrogen. A DFB-QCL laser with a central wavelength of 4.61 µm was employed as an exciting source with an optical power of 21 mW. The minimum detection limit Leggi di piùNew Publication on Photoacoustics Journal[…]