2) Precise radiocarbon determination in radioactive waste by a laser-based spectroscopic technique in PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICABy: Santi MGD., Insero G., Bartalini S., Cancio P., Carcione F., Galli I., Giusfredi G., Mazzotti D., Bulgheroni A., Ferri AIM., Alvarez-Sarandes R., de las Heras LA., Rondinella V., De Natale P. Year: 2022 (IF.: 11.100 DOI: 10.1073/pnas.2122122119)
3) Frequency stability characterization of a quantum cascade laser frequency comb in LASER & PHOTONICS REVIEWSBy: Cappelli F., Campo G., Galli I., Giusfredi G., Bartalini S., Mazzotti D., Cancio P., Borri S., Hinkov B., Faist J., De Natale P. Year: 2016 (IF.: 8.434 DOI: 10.1002/lpor.201600003)
4) Molecular Gas Sensing Below Parts Per Trillion: Radiocarbon-Dioxide Optical Detection (vol 107, 270802, 2011) in PHYSICAL REVIEW LETTERSBy: Galli I., Bartalini S., Borri S., Cancio P., Mazzotti D., De Natale P., Giusfredi G. Year: 2012 (IF.: 7.943 DOI: 10.1103/PhysRevLett.108.179902)
5) Spectroscopic detection of radiocarbon dioxide at parts-per-quadrillion sensitivity in OPTICABy: Galli I., Bartalini S., Ballerini R., Barucci M., Cancio P., De Pas M., Giusfredi G., Mazzotti D., Akikusa N., De Natale P. Year: 2016 (IF.: 7.727 DOI: 10.1364/OPTICA.3.000385)
6) Observing the intrinsic linewidth of a quantum-cascade laser: beyond the Schawlow-Townes limit in PHYSICAL REVIEW LETTERSBy: Bartalini S., Borri S., Cancio P., Castrillo A., Galli I., Giusfredi G., Mazzotti D., Gianfrani L., De Natale P. Year: 2010 (IF.: 7.622 DOI: 10.1103/PhysRevLett.104.083904)
7) Saturated-absorption cavity ring-down spectroscopy in PHYSICAL REVIEW LETTERSBy: Giusfredi G., Bartalini S., Borri S., Cancio P., Galli I., Mazzotti D., De Natale P. Year: 2010 (IF.: 7.622 DOI: 10.1103/PhysRevLett.104.110801)
8) Molecular gas sensing below parts per trillion: radiocarbon-dioxide optical detection in PHYSICAL REVIEW LETTERSBy: Galli I., Bartalini S., Borri S., Cancio P., Mazzotti D., De Natale P., Giusfredi G. Year: 2011 (IF.: 7.370 DOI: 10.1103/PhysRevLett.107.270802)
9) Search for exchange-antisymmetric states for spin-0 particles at the 10(-11) level in PHYSICAL REVIEW LETTERSBy: Mazzotti D., Cancio P., Giusfredi G., Inguscio M., De Natale P. Year: 2001 (IF.: 6.668 DOI: 10.1103/PhysRevLett.86.1919)
10) Spatial mode control of radiation generated by frequency difference in periodically poled crystals in PHYSICAL REVIEW LETTERSBy: Giusfredi G., Mazzotti D., Cancio P., De Natale P. Year: 2001 (IF.: 6.668 DOI: 10.1103/PhysRevLett.87.113901)