Mallik, RahulRahulMallikGupta, AnkitaAnkitaGuptaJoshi, AmeyaAmeyaJoshiChakraborty, Arup LalArup LalChakraborty2025-05-142025-05-142014-01-012-s2.0-84983164386https://d8.irins.org/handle/IITG2025/17425Tunable diode laser spectroscopy is used to classify several soft drinks brands based on absolute measurement of concentration and pressure of CO2 in the bottle headspace. Accurate FBG-based temperature sensing is also realized with a narrow linewidth tunable 1650nm laser and a fiber ring resonator.falseUsing tunable laser diodes to classify cold drinks brands and interrogate an FBG-based temperature sensorConference Proceeding20140cpConference Paper