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SCAR

Spectroscopic detection of radiocarbon dioxide at parts-per-quadrillion sensitivity
I. Galli, S. Bartalini, R. Ballerini, M. Barucci, P. Cancio, M. De Pas, G. Giusfredi, D. Mazzotti, N. Akikusa, and P. De Natale
Optica 3, 385 (2016).

Reviewed in OSA News Releases.
Reviewed in Search & Discovery section of Physics Today.
Reviewed in Newsroom section of Optics & Photonics News.

Theory of saturated-absorption cavity ring-down: radiocarbon dioxide detection, a case study
G. Giusfredi, I. Galli, D. Mazzotti, P. Cancio, and P. De Natale
Journal of the Optical Society of America B 32, 2223 (2015).

Optical detection of radiocarbon dioxide: First results and AMS intercomparison
I. Galli, S. Bartalini, P. Cancio, P. De Natale, D. Mazzotti, G. Giusfredi, M. Fedi, and P. A. Mandò
Radiocarbon 55, 213 (2013).

Molecular gas sensing below parts per trillion: radiocarbon-dioxide optical detection
I. Galli, S. Bartalini, S. Borri, P. Cancio, D. Mazzotti, P. De Natale, and G. Giusfredi
Physical Review Letters 107, 270802 (2011).

Selected as Editors' Suggestion and for Focus in Physics.
Reviewed in News and Views section of Nature.
Reviewed in Physics Update section of Physics Today.
Reviewed in Science Now section of Science website.
Reviewed in Physics World website.
Selected for "Optics in 2012" special issue of Optics & Photonics News and for "Optics in 2012: Best of the best" OPN video.

The ν3 band of 14C16O2 molecule measured by optical-frequency-comb-assisted cavity ring-down spectroscopy
I. Galli, P. Cancio, G. Di Lonardo, L. Fusina, G. Giusfredi, D. Mazzotti, F. Tamassia, and P. De Natale
Molecular Physics 109, 2267 (2011).

Saturated-absorption cavity ring-down spectroscopy
G. Giusfredi, S. Bartalini, S. Borri, P. Cancio, I. Galli, D. Mazzotti, and P. De Natale
Physical Review Letters 104, 110801 (2010).

 

QCLs

Quantum cascade lasers: a versatile source for precise measurements in the mid/far-infrared range
S. Bartalini, M. S. Vitiello, and P De Natale
Measurement Science and Technology 25, 012001 (2014).

Wavelength tuning and thermal dynamics of continuous-wave mid-infrared distributed feedback quantum cascade lasers
L. Tombez, F. Cappelli, S. Schilt, G. Di Domenico, S. Bartalini, and D. Hofstetter
Applied Physics Letters 103, 031111 (2013).

Absolute frequency measurements of CO2 transitions at 4.3 μm with a comb-referenced quantum cascade laser
I. Galli, S. Bartalini, P. Cancio, F. Cappelli, G. Giusfredi, D. Mazzotti, N. Akikusa, M. Yamanishi, and P. De Natale
Molecular Physics 111, 2041 (2013).

Subkilohertz linewidth room-temperature mid-infrared quantum cascade laser using a molecular sub-Doppler reference
F. Cappelli, I. Galli, S. Borri, G. Giusfredi, P. Cancio, D. Mazzotti, A. Montori, N. Akikusa, M. Yamanishi, S. Bartalini, and P. De Natale
Optics Letters 37, 4811 (2012).

Measuring frequency noise and intrinsic linewidth of a room-temperature DFB quantum cascade laser
S. Bartalini, S. Borri, I. Galli, G. Giusfredi, D. Mazzotti, T. Edamura, N. Akikusa, M. Yamanishi, and P. De Natale
Optics Express 19, 17996 (2011).

Frequency-noise dynamics of mid-infrared quantum cascade lasers
S. Borri, S. Bartalini, P. Cancio, I. Galli, G. Giusfredi, D. Mazzotti, M. Yamanishi, and P. De Natale
IEEE Journal of Quantum Electronics 47, 984 (2011).

Observing the intrinsic linewidth of a quantum-cascade laser: beyond the Schawlow-Townes limit
S. Bartalini, S. Borri, P. Cancio, A. Castrillo, I. Galli, G. Giusfredi, D. Mazzotti, L. Gianfrani, and P. De Natale
Physical Review Letters 104, 083904 (2010).

Selected as Editors' Suggestion and for Synopsis in Physics.
Reviewed in Physics Update section of Physics Today.
Selected for "Optics in 2010" special issue of Optics & Photonics News.
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