2) Novel laser-based techniques for monitoring of volcanoes in ANNALS OF GEOPHYSICSBy: De Natale P., De Natale G., Gagliardi G., Gianfrani L., Rocco A. Year: 2005 (IF.: 0.397 Cit.: 1 )
3) A 3.5-mW continuous-wave difference-frequency source around 3 mu m for sub-Doppler molecular spectroscopy in APPLIED PHYSICS B-LASERS AND OPTICSBy: Maddaloni P., Gagliardi G., Malara P., De Natale P. Year: 2005 (IF.: 2.056 Cit.: 59 DOI: 10.1007/s00340-004-1714-0)
4) Fiber Bragg-grating strain sensor interrogation using laser radio-frequency modulation in OPTICS EXPRESSBy: Gagliardi G., Salza M., Ferraro P., De Natale P. Year: 2005 (IF.: 3.764 Cit.: 66 DOI: 10.1364/OPEX.13.002377)
5) Two-tone frequency modulation spectroscopy for ambient-air trace gas detection using a portable difference-frequency source around 3 mu m in APPLIED PHYSICS B-LASERS AND OPTICSBy: Maddaloni P., Malara P., Gagliardi G., De Natale P. Year: 2006 (IF.: 2.023 Cit.: 27 DOI: 10.1007/s00340-006-2299-6)
6) Off-axis integrated-cavity-output spectroscopy for trace-gas concentration measurements: modeling and performance in JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICSBy: Maddaloni P., Gagliardi G., Malara P., De Natale P. Year: 2006 (IF.: 2.002 Cit.: 19 DOI: 10.1364/JOSAB.23.001938)
7) Mid-infrared fibre-based optical comb in NEW JOURNAL OF PHYSICSBy: Maddaloni P., Malara P., Gagliardi G., De Natale P. Year: 2006 (IF.: 3.754 Cit.: 63 DOI: 10.1088/1367-2630/8/11/262)
8) Combining a difference-frequency source with an off-axis high-finesse cavity for trace-gas monitoring around 3 mu m in OPTICS EXPRESSBy: Malara P., Maddaloni P., Gagliardi G., De Natale P. Year: 2006 (IF.: 4.009 Cit.: 35 DOI: 10.1364/OE.14.001304)
9) Spectral characterization of integrated acousto-optic tunable filters by means of laser frequency modulation spectroscopy in APPLIED OPTICSBy: Di Maio A., Salza M., Gagliardi G., Ferraro P., De Natale P. Year: 2006 (IF.: 1.717 Cit.: 3 DOI: 10.1364/AO.45.009176)
10) Interrogation of FBG-based strain sensors by means of laser radio-frequency modulation techniques in JOURNAL OF OPTICS A-PURE AND APPLIED OPTICSBy: Gagliardi G., Salza M., Ferraro P., De Natale P. Year: 2006 (IF.: 1.604 Cit.: 18 DOI: 10.1088/1464-4258/8/7/S31)

