2) Lamb-dip-locked quantum cascade laser for comb-referenced IR absolute frequency measurements in OPTICS EXPRESSBy: Borri S., Bartalini S., Galli I., Cancio P., Giusfredi G., Mazzotti D., Castrillo A., Gianfrani L., De Natale P. Year: 2008 (IF.: 3.880 Cit.: 49 DOI: 10.1364/OE.16.011637)
3) High-precision determination of the (CO2)-C-13/(CO2)-C-12 isotope ratio using a portable 2.008-mu m diode-laser spectrometer in APPLIED PHYSICS B-LASERS AND OPTICSBy: Gagliardi G., Castrillo A., Iannone R. Q., Kerstel E. R. Th., Gianfrani L. Year: 2003 (IF.: 2.012 Cit.: 48 DOI: 10.1007/s00340-003-1240-5)
4) Doppler-free saturated-absorption spectroscopy of CO2 at 4.3 mu m by means of a distributed feedback quantum cascade laser in OPTICS LETTERSBy: Castrillo A., De Tommasi E., Gianfrani L., Sirigu L., Faist J. Year: 2006 (IF.: 3.598 Cit.: 28 DOI: 10.1364/OL.31.003040)
5) Combined interferometric and absorption-spectroscopic technique for determining molecular line strengths: Applications to CO2 in PHYSICAL REVIEW ABy: Castrillo A., Gagliardi G., Casa G., Gianfrani L. Year: 2003 (IF.: 2.589 Cit.: 20 DOI: 10.1103/PhysRevA.67.062503)
6) Absolute frequency measurements of CHF3 Doppler-free ro-vibrational transitions at 8.6 mu m in OPTICS LETTERSBy: Gambetta A., Vicentini E., Wang Y., Coluccelli N., Fasci E., Gianfrani L., Castrillo A., Di Sarno V., Santamaria L., Maddaloni P., De Natale P., Laporta P., Galzerano G. Year: 2017 (IF.: 3.589 Cit.: 12 DOI: 10.1364/OL.42.001911)
7) A comb-referenced difference-frequency spectrometer for cavity ring-down spectroscopy in the 4.5 mu m region in JOURNAL OF OPTICS A-PURE AND APPLIED OPTICSBy: Mazzotti D., Cancio P., Castrillo A., Galli I., Giusfredi G., De Natale P. Year: 2006 (IF.: 1.604 Cit.: 11 DOI: 10.1088/1464-4258/8/7/S28)
8) Frequency-comb-assisted precision laser spectroscopy of CHF3 around 8.6 mu m in JOURNAL OF CHEMICAL PHYSICSBy: Gambetta A., Coluccelli N., Cassinerio M., Fernandez T.T., Gatti D., Castrillo A., Ceausu-Velcescu A., Fasci E., Gianfrani L., Santamaria L., Di Sarno V., Maddaloni P., De Natale P., Laporta P., Galzerano G. Year: 2015 (IF.: 2.894 Cit.: 9 DOI: 10.1063/1.4937424)
9) Versatile mid-infrared frequency-comb referenced sub-Doppler spectrometer in APL PHOTONICSBy: Gambetta A., Vicentini E., Coluccelli N., Wang Y., Fernandez TT., Maddaloni P., De Natale P., Castrillo A., Gianfrani L., Laporta P., Galzerano G. Year: 2018 (IF.: 4.383 Cit.: 7 DOI: 10.1063/1.5025135)
10) Absolute frequency stabilization of a QCL at 8.6 mu m by modulation transfer spectroscopy in OPTICS LETTERSBy: Vicentini E., Gambetta A., Coluccelli N., Di Sarno V., Maddaloni P., De Natale P., Castrillo A., Gianfrani L., Laporta P., Galzerano G. Year: 2020 (IF.: 3.776 Cit.: 4 DOI: 10.1364/OL.401265)