Gaeta Group | Quantum and Nonlinear Photonics

C. Joshi, A. Klenner, Y. Okawachi, M. Yu, K. Luke, X. Ji, M. Lipson, and A. L. Gaeta,
Counter-rotating cavity solitons in a silicon nitride microresonator,
arXiv:1711.04849.

Y. Okawachi, M. Yu, J. Cardenas, X. Ji, M. Lipson, and A. L. Gaeta,
Coherent, directional supercontinuum via cascaded dispersive wave generation,
Opt. Lett. 42, 4466 (2017).

M. Yu, Y. Okawachi, A. G. Griffith, M. Lipson, and A. L. Gaeta,
Microresonator-based high resolution gas spectroscopy,
Opt. Lett. 42, 4442 (2017).

Y. Okawachi, M. Yu, V. Venkataraman, P. M. Latawiec, A. G. Griffith, M. Lipson, M. Loncar, and A. L. Gaeta,
Competition between Raman and Kerr effects in microresonator comb generation,
Opt. Lett. 42, 2086 (2017).

C. Joshi, A. Farsi, S. Clemmen, S. Ramelow, and A. L. Gaeta,
Frequency multiplexing for quasi-deterministic heralded single-photon sources,
arXiv:1707.00048.

S. A. Miller, M. Yu, X. Ji, A. G. Griffith, J. Cardenas, A. L. Gaeta, and M. Lipson,
Low-loss silicon platform for broadband mid-infrared photonics,
Optica 4, 707 (2017).

X. Ji, F. A. S. Barbosa, S. P. Roberts, A. Dutt, J. Cardenas, Y. Okawachi, A. Bryant, A. L. Gaeta, and M. Lipson,
Ultra-low-loss on-chip resonators with sub-milliwatt parametric oscillation threshold,
Optica 4, 619 (2017).

M. Yu, J. K. Jang, Y. Okawachi, A. G. Griffith, K. Luke, S. A. Miller, X. Ji, M. Lipson, and A. L. Gaeta,
Breather soliton dynamics in microresonators,
Nature Commun. 8, 14569 (2017).

X. Gao, G. Padwardhan, S. Schrauth, D. Zhu, T. Popmintchev, H. C. Kapteyn, M. M. Murname, D. A. Romanov, R. J. Levis, and A. L. Gaeta,
Picosecond ionization dynamics in femtosecond filaments at high pressures,”
Phys. Rev. A 95, 013412 (2017).

Y. H. Wen, M. R. E. Lamont, S. H. Strogatz, and A. L. Gaeta,
Self-organization in Kerr-cavity-soliton formation in parametric frequency combs,”
Phys. Rev. A 94, 063843 (2016).

J. K. Jang, Y. Okawachi, M. Yu, K. Luke, X. Ji, M. Lipson, and A. L. Gaeta,
Dynamics of mode-coupling-induced microresonator frequency combs in normal dispersion,
Opt. Express 24, 28794 (2016).

A. Dutt, C. Joshi, X. Ji, J. Cardenas, Y. Okawachi, K. Luke, A. L. Gaeta, and M. Lipson,
On-chip dual comb source for spectroscopy,
arXiv:1611.07673.

S. Clemmen, A. Farsi, S. Ramelow, and A. L. Gaeta,
Ramsey interference with single photons,
Phys. Rev. Lett. 117, 223601 (2016).

A. S. Mayer, C. R. Phillips, C. Langrock, A. Klenner, A. R. Johnson, K. Luke, Y. Okawachi, M. Lipson, A. L. Gaeta, M. M. Fejer, and U. Keller
Offset-free gigahertz midinfrared frequency comb based on optical parametric amplification in a periodically poled lithium niobate waveguide,
Phys. Rev. Applied 6, 054009 (2016).

M. Yu, Y. Okawachi, A. G. Griffith, N. Picqué, M. Lipson, and A. L. Gaeta,
Silicon-chip-based mid-infrared dual-comb spectroscopy,
arXiv:1610.01121.

Y. Okawachi, M. Yu, K. Luke, D. O. Carvalho, M. Lipson, and A. L. Gaeta,
Quantum random number generator using a microresonator-based Kerr oscillator,
Opt. Lett. 41, 4194 (2016).

R. I. Grynko, D. L. Weerawarne, X. Gao, H. Liang, H. J. Meyer, K.-H. Hong, A. L. Gaeta, and B. Shim,
Inhibition of multi-filamentation of high power laser beams,
Opt. Lett. 41, 4064 (2016).

M. Yu, Y. Okawachi, A. G. Griffith, M. Lipson, and A. L. Gaeta,
Modelocked mid-infrared frequency combs in a silicon microresonator,”
Optica 3, 854 (2016).

A. G. Griffith, M. Yu, Y. Okawachi, J. Cardenas, A. Mohanty, A. L. Gaeta, and M. Lipson,
Coherent mid-infrared frequency combs in silicon-microresonators in the presence of Raman effects,”
Opt. Express 24, 13044 (2016).

C. Joshi, J. K. Jang, K. Luke, X. Ji, S. A. Miller, A. Klenner, Y. Okawachi, M. Lipson, and A. L. Gaeta, “Thermally controlled comb generation and soliton modelocking in microresonators,”
Opt. Lett. 41, 2565 (2016).

A. Klenner, A. S. Mayer, A. R. Johnson, K. Luke, M. R. E. Lamont, Y. Okawachi, M. Lipson, A. L. Gaeta, and U. Keller,
Gigahertz frequency comb offset stabilization based on supercontinuum generation in silicon nitride waveguides,
Opt. Express 24, 11043 (2016).

A. Dutt, S. Miller, K. Luke, J. Cardenas, A. L. Gaeta, P. Nussenzveig, and M. Lipson,
Tunable squeezing using coupled ring resonators on a silicon nitride chip,
Opt. Lett. 41, 223 (2016).

D. Popmintchev,C. Hernández-García, F. Dollar, C. Mancuso, J. A. Pérez-Hernández, M.-C. Chen, A. Hankla, X. Gao, B. Shim, A. L. Gaeta, M. Tarazkar, D. A. Romanov, R. J. Levis, J. A. Gaffney, M. Foord, S. B. Libby, A. Jaron-Becker, A. Becker, L. Plaja, M. M. Murnane, H. C. Kapteyn, T. Popmintchev,
Ultraviolet surprise: Efficient soft x-ray high-harmonic generation in multiply ionized plasmas,
Science 4, 1225 (2015).

P. S. Donvalkar, S. Ramelow, S. Clemmen, and A. L. Gaeta,
Continuous generation of Rubidium vapor in hollow-core photonic bandgap fibers,
Opt. Lett. 40, 5379 (2015).

Y. Okawachi, M. Yu, K. Luke, D. O. Carvalho, S. Ramelow, A. Farsi, M. Lipson, and A. L. Gaeta,
Dual-pumped degenerate Kerr oscillator in a silicon nitride microresonator,
Opt. Lett. 40, 5267 (2015).

A. R. Johnson, A. S. Mayer, A. Klenner, K. Luke, E. S. Lamb, M. R. E. Lamont, C. Joshi, Y. Okawachi, F. W. Wise, M. Lipson, U. Keller, and A. L. Gaeta,
Octave-spanning coherent supercontinuum generation in a silicon nitride waveguide,
Opt. Lett. 40, 5117 (2015).

K. Luke, Y. Okawachi, M. R. E. Lamont, A. L. Gaeta, and M. Lipson,
Broadband mid-infrared frequency comb generation in a Si3N4 microresonator,
Opt. Lett. 40, 4823 (2015).

J. Cardenas, M. Yu, Y. Okawachi, C. B. Poitras, R. K. W. Lau, A. Dutt, A. L. Gaeta, and M. Lipson,
Optical nonlinearities in high-confinement silicon carbide waveguides,
Opt. Lett. 40, 4138 (2015).

S. Ramelow, A. Farsi, S. Clemmen, D. Orquiza, K. Luke, M. Lipson, and A. L. Gaeta,
Silicon-nitride platform for narrowband entangled photon generation,
arXiv:1508.04358.

S. A. Miller, Y. Okawachi, S. Ramelow, K. Luke, A. Dutt, A. Farsi, A. L. Gaeta, and M. Lipson,
Tunable frequency combs based on dual microring resonators,
Opt. Express 23, 21527 (2015).

R. K. W. Lau, M. R. E. Lamont, Y. Okawachi, and A. L. Gaeta,
Effects of multiphoton absorption on parametric comb generation in silicon microresonators,
Opt. Lett. 40, 2778 (2015).

A. S. Mayer, A. Klenner, A. R. Johnson, K. Luke, M. R. E. Lamont, Y. Okawachi,M. Lipson, A. L. Gaeta, and U. Keller,
Frequency comb offset detection using supercontinuum generation in silicon nitride waveguides,
Opt. Express 23, 15440 (2015).

A. Dutt, S. A. Miller, K. Luke, J. Cardenas, A. L. Gaeta, P. Nussenzveig, and M. Lipson,
Tunable squeezing using coupled ring resonators on a silicon nitride chip,
arXiv:1506.03791.

A. Dutt, K. Luke, S. Manipatruni, A. L. Gaeta, P. Nussenzveig, and M. Lipson,
On-chip optical squeezing,”
Phys. Rev. Applied 3, 044005 (2015).

D. L. Weerawarne, B. Shim, X. Gao, and A. L. Gaeta,
Higher-order nonlinearities revisited and their effect on harmonic generation,
Phys. Rev. Lett. 114, 093901 (2015).

A. G. Griffith, R. K W. Lau, J. Cardenas, Y. Okawachi, A. Mohanty, R. Fain, Y. H. D. Lee, M. Yu, C. T. Phare, C. B. Poitras, A. L. Gaeta, and M. Lipson,
Silicon-chip mid-infrared frequency comb generation,”
Nature Commun. 6, 6299 (2015).

M. Fridman, Y. Okawachi, S. Clemmen, M. Menard, M. Lipson, and A. L. Gaeta,
Waveguide-based single-shot temporal cross-correlator,”
J. Opt. 17, 035501 (2015).

S. Miller, K. Luke, Y. Okawachi, J. Cardenas, A. L. Gaeta, and M. Lipson,
On-chip frequency comb generation at visible wavelengths via simultaneous second- and third-order optical nonlinearities,”
Opt. Express. 22, 26517-26525 (2014).

S. Ramelow, A. Farsi, S. Clemmen, J. S. Levy, A. R. Johnson, Y. Okawachi, M. R. E. Lamont, M. Lipson, and A. L. Gaeta,
Strong polarization mode coupling in microresonators,”
Opt. Lett. 39, 5134-5137 (2014).

R. K. W. Lau, M. R. E. Lamont, A. Griffith, Y. Okawachi, M. Lipson, and A. L. Gaeta,
Octave-spanning mid-infrared supercontinuum generation in silicon nanowaveguides,”
Opt. Lett. 39, 4518-4521 (2014).

Y. Okawachi, M. R. E. Lamont, K. Luke, D. O. Carvalho, M. Yu, M. Lipson, and A. L. Gaeta,
Bandwidth shaping of microresonator-based frequency combs via dispersion engineering,”
Opt. Lett. 39, 3535-3538 (2014).

P. S. Donvalkar, V. Venkataraman, S. Clemmen, K. Saha, and A. L. Gaeta,
Frequency translation via four-wave mixing Bragg scattering in Rb filled photonic bandgap fibers,”
Opt. Lett. 39, 1557-1560 (2014).

A. R. Johnson, Y. Okawachi, M. R. E. Lamont, J. S. Levy, M. Lipson, and A. L. Gaeta,
Microresonator-based comb generation without an external laser source,”
Opt. Express 22, 1394-1401 (2014).

R. Salem, M. A. Foster, and A. L. Gaeta,
Application of space-time duality to ultrahigh-speed optical signal processing,”
Adv. Opt. Photon. 5, 274-317 (2013).

M. R. E. Lamont, Y. Okawachi, and A. L. Gaeta,
Route to stabilized ultrabroadband microresonator-based frequency combs,”
Opt. Lett. 38, 3478-3481 (2013).

D. J. Moss, R. Morandotti, A. L. Gaeta, and M. Lipson,
New CMOS-compatible platforms based on silicon nitride and Hydex for nonlinear optics,”
Nature Photonics 7, 597-607 (2013).

V. Venkataraman, K. Saha, and A. L. Gaeta,
Phase modulation at the few-photon level for weak-nonlinearity-based quantum computing,”
Nature Photonics 7, 138-141 (2013).

K. Saha, Y. Okawachi, B. Shim, J. S. Levy, R. Salem, A. R. Johnson, M. A. Foster, M. R. E. Lamont, M. Lipson, and A. L. Gaeta,
Modelocking and femtosecond pulse generation in chip-based frequency combs,”
Opt. Express 21, 1335-1343 (2013).

Y. Okawachi, R. Salem, A. R. Johnson, K. Saha, J. S. Levy, M. Lipson, and A. L. Gaeta,
Asynchronous single-shot chracterization of high-repetition-rate ultrafast waveforms using a time-lens-based temporal magnifier,”
Opt. Lett. 37, 4892-4894 (2012).

K. Saha, Y. Okawachi, J. S. Levy, K. Luke, R. K. W. Lau, M. A. Foster, M. Lipson, and A. L. Gaeta,
Broadband parametric frequency comb generation with a 1-μm pump source,”
Opt. Express 20, 26935-26941 (2012).

S. Clemmen and A. L. Gaeta,
Applied Physics: Brighter images with no added noise,”
Nature 491, 202-204 (2012).

J. S. Levy, K. Saha, Y. Okawachi, M. A. Foster, A. L. Gaeta, and M. Lipson,
High-performance silicon-nitride-based multiple-wavelength source,”
Photon. Tech. Lett. 24, 1375-1377 (2012).

T. Popmintchev, M.-C. Chen, D. Popmintchev, P. Arpin, S. Brown, S. Alisauskas, G. Andriukaitis, T. Balciunas, O. D. Mucke, A. Pugzlys, A. Baltuska, B. Shim, S. E. Schrauth, A. L. Gaeta, C. Hernandez-Garcia, L. Plaja, A. Becker, A. Jaron-Becker, M. M. Murnane, and H. C. Kapteyn,
Bright coherent ultrahigh harmonics in the keV X-ray regime from mid-infrared femtosecond lasers,”
Science 336, 1287-1291 (2012).

Y. H. Wen, O. Kuzucu, M. Fridman, A. L. Gaeta, L.-W. Luo, and M. Lipson,
All-optical control of an individual resonance in a silicon microresonator,”
Phys. Rev. Lett. 108, 223907 (2012).

R. Halir, Y. Okawachi, J. S. Levy, M. A. Foster, M. Lipson, and A. L. Gaeta,
Ultrabroadband supercontinuum generation in a CMOS-compatible platform,”
Opt. Lett. 37, 1685-1687 (2012).

Y. Okawachi and A. L. Gaeta,
Nonlinear photonics: Compressing light and sound,”
Nature Photonics 6, 274-276 (2012).

Y. Okawachi, A. L. Gaeta, and M. Lipson,
Breakthroughs in nonlinear silicon photonics 2011,”
IEEE Photon. J. 4, 601-606 (2012).

N. Ophir, R. K. W. Lau, M. Menard, X. Zhu, K. Padmaraju, Y. Okawachi, R. Salem, M. Lipson, A. L. Gaeta, and K. Bergman,
Wavelength conversion and unicast of 10-Gb/s data spanning up to 700 nm using a silicon nanowaveguide,”
Opt. Express 20, 6488-6495 (2012).

A. R. Johnson, Y. Okawachi, J. S. Levy, J. Cardenas, K. Saha, M. Lipson, and A. L. Gaeta,
Chip-based frequency combs with sub-100-GHz repetition rates,”
Opt. Lett. 37, 875-877 (2012).

N. Ophir, R. K. W. Lau, M. Menard, R. Salem, K. Padmaraju, Y. Okawachi, M. Lipson, A. L. Gaeta, and K. Bergman,
First demonstration of a 10-Gb/s end-to-end four-wave mixing based link at 1884 nm using silicon waveguides,”
Photon. Tech. Lett. 24, 276-278 (2012).

Y. Okawachi, O. Kuzucu, M. A. Foster, R. Salem, A. C. Turner-Foster, A. Biberman, N. Ophir, K. Bergman, M. Lipson, and A. L. Gaeta,
Characterization of nonlinear optical crosstalk in silicon nanowaveguides,”
Photon. Tech. Lett. 24, 185-187 (2012).

B. Shim, S. E. Scharauth, A. L. Gaeta, M. Klein, and G. Fibich,
Loss of phase of collapsing beams,”
Phys. Rev. Lett. 108, 043902 (2012).

M. Fridman, A. Farsi, Y. Okawachi, and A. L. Gaeta,
Demonstration of temporal cloaking,”
Nature 481, 62-65 (2012).

V. Venkataraman, K. Saha, P. Londero, and A. L. Gaeta,
Few-photon all-optical modulation in a photonic band-gap fiber,”
Phys. Rev. Lett. 107, 193902 (2011).

Y. Okawachi, K. Saha, J. S. Levy, Y. H. Wen, M. Lipson, and A. L. Gaeta,
Octave-spanning frequency comb generation in a silicon nitride chip,”
Opt. Lett. 36, 3398-3400 (2011).

M. A. Foster, J. S. Levy, O. Kuzucu, K. Saha, M. Lipson, and A. L. Gaeta,
Silicon-based monolithic optical frequency comb source,”
Opt. Express 19, 14233-14239 (2011).

L. Xu, N. Ophir, M. Menard, R. K. W. Lau, A. C. Turner-Foster, M. A. Foster, M. Lipson, A. L. Gaeta, and K. Bergman,
Simultaneous wavelength conversion of ASK and DPSK signals based on four-wave-mixing in dispersion engineered silicon waveguides,”
Opt. Express 19, 12172-12179 (2011).

J. S. Levy, M. A. Foster, A. L. Gaeta, and M. Lipson,
Harmonic generation in silicon nitride ring resonators,”
Opt. Express 19, 11415-11421 (2011).

S. E. Schrauth, B. Shim, A. D. Slepkov, L. T. Vuong, A. L. Gaeta, N. Gavish, and G. Fibich,
Pulse splitting in the anomalous group-velocity dispersion regime,”
Opt. Express 19, 9157-9171 (2011).

B. Shim, S. E. Schrauth, L. T. Vuong, Y. Okawachi, and A. L. Gaeta,
Dynamics of elliptical beams in the anomalous group-velocity dispersion regime,”
Opt. Express 19, 9139-9146 (2011).

B. Shim, S. E. Schrauth, and A. L. Gaeta,
Filamentation in air with ultrashort mid-infrared pulses,”
Opt. Express 19, 9118-9126 (2011).

M. A. Foster, R. Salem, and A. L. Gaeta,
Ultrahigh-speed optical processing using space-time duality,”
Optic. Photon. News 22, 29-35 (2011).

P. Londero, O. Kuzucu, and A. L. Gaeta,
Spectral amplitude and phase measurement of ultrafast pulses using all-optical differential tomography,”
Opt. Lett. 36, 1686-1688 (2011).

E. Y. Morales Teraoka,T. Kita, D. H. Broaddus, A. Tsukazaki, M. Kawasaki, A. L. Gaeta, and H. Yamada,
Analysis of the nonlinear optical parameter of ZnO channel waveguides,”
Jpn. J. Appl. Phys. 50, 04DG01 (2011).

Y. H. Wen, O. Kuzucu, T. Hou, M. Lipson, and A. L. Gaeta,
All-optical switching of a single resonance in silicon ring resonators,”
Opt. Lett. 36, 1413-1415 (2011).

R. K. W. Lau, M. Ménard, Y. Okawachi, M. A. Foster, A. C. Turner-Foster, R. Salem, M. Lipson, and A. L. Gaeta,
Continuous-wave mid-infrared frequency conversion in silicon nanowaveguides,”
Opt. Lett. 36, 1262-1265 (2011).

K. Saha, V. Venkataraman, P. Londero, and A. L. Gaeta,
Enhanced two-photon absorption in a hollow-core photonic-band-gap fiber,”
Phys. Rev. A 83, 033833 (2011).

M. A. Foster, J. S. Levy, O. Kuzucu, K. Saha, M. Lipson, and A. L. Gaeta,
Silicon-based monolithic optical frequency comb source,”
arXiv:1102.0326.

N. Ophir, J. Chan, K. Padmaraju, A. Biberman, A. C. Foster, M. A. Foster, M. Lipson, A. L. Gaeta, and K. Bergman,
Continuous wavelength conversion of 40-Gb/s data over 100 nm using a dispersion-engineered silicon waveguide,”
Photon. Tech. Lett. 23, 73-75 (2011).

J. Cardenas, M. A. Foster, N. Sherwood-Droz, C. B. Poitras, H. L. R. Lira, B. Zhang, A. L. Gaeta, J. B. Khurgin, P. Morton, and M. Lipson,
Wide-bandwidth continuously tunable optical delay line using silicon microring resonators,”
Opt. Express 18, 26525-26534 (2010).

Y. Zhu, E. Cabrera-Granado, O. G. Calderon, S. Melle, Y. Okawachi, A. L. Gaeta, and D. J. Gauthier,
Competition between the modulation instability and stimulated Brillouin scattering in a broadband slow light device,”
J. Opt. 12, 104019 (2010).

E. Y. Morales-Teraoka, D. H. Broaddus,T. Kita, A. Tsukazaki, M. Kawasaki, A. L. Gaeta, and H. Yamada,
Self-phase modulation at visible wavelengths in nonlinear ZnO channel waveguides,”
Appl. Phys. Lett. 97, 071105 (2010).

A. Biberman, B. G. Lee, A. C. Turner-Foster, M. A. Foster, M. Lipson, A. L. Gaeta, and K. Bergman,
Wavelength multicasting in silicon photonic nanowires,”
Opt. Express 17, 18047-18055 (2010).

V. Venkataraman, P. Londero, A.R. Bhagwat, A. D. Slepkov, and A. L. Gaeta,
All-optical modulation of four wave mixing in Rb-filled photonic band-gap fiber,”
Opt. Lett. 35, 2287-2289 (2010).

B. Shim, S. E. Schrauth, C. J. Hensley, L. T. Vuong, P. Hui, A. A. Ishaaya, and A. L. Gaeta,
Controlled interactions of femtosecond light filaments in air,”
Phys. Rev. A 81,061803(R) (2010).

D. H. Broaddus, M. A. Foster, O. Kuzucu, A. C. Turner-Foster, K. W. Koch, M. Lipson, and A. L. Gaeta,
Temporal-imaging system with simple external-clock triggering,”
Opt. Express 18, 14262-14269 (2010).

A. D. Slepkov, A. R. Bhagwat, V. Venkataraman, P. Londero, and A. L. Gaeta,
Spectroscopy of Rb atoms in hollow-core fibers,”
Phys. Rev. A 81,053825 (2010).

A. C. Turner-Foster, M. A. Foster, J S. Levy, C. B. Poitras, R. Salem, A. L. Gaeta, and M. Lipson,
Ultrashort free-carrier lifetime in low-loss silicon nanowaveguides,”
Opt. Express 18, 3582-3591 (2010).

A. C. Turner-Foster, M. A. Foster, R. Salem, A. L. Gaeta, and M. Lipson,
Frequency conversion over two-thirds of an octave in silicon nanowaveguides,”
Opt. Express 18, 1904-1908 (2010).

Y. Dai, Y. Okawachi, A. C. Turner-Foster, M. Lipson, A. L. Gaeta, and C. Xu,
Ultralong continuously tunable parametric delays via a cascading discrete stage,”
Opt. Express 18, 333-339 (2010).

J. S. Levy, A. Gondarenko, M. A. Foster, A. C. Turner-Foster, A. L. Gaeta, and M. Lipson,
CMOS-compatible multiple-wavelength oscillator for on-chip optical interconnects,”
Nature Photonics 4, 37-40 (2010).

M. A. Foster, R. Salem, D. F. Geraghty, A. C. Turner-Foster, M. Lipson, and A. L. Gaeta,
Ultrafast measurements using a silicon-chip-based temporal lens,”
Optics in 2009 in Optics and Photonics News, 20, 40 (2009).

O. Kuzucu, Y. Okawachi, R. Salem, M. A. Foster, A. C. Turner-Foster, M. Lipson, and A. L. Gaeta,
Spectral phase conjugation via temporal imaging,”
Opt. Express 17, 20605-20614 (2009).

A. A. Ishaaya, C. J. Hensley, B. Shim, S. Schrauth, K. W. Koch, and A. L. Gaeta,
Highly-efficient coupling of linearly- and radially-polarized femtosecond pulses in hollow-core photonic band-gap fibers,”
Opt. Express 17, 18630-18637 (2009).

M. A. Foster, R. Salem, Y. Okawachi, A. C. Turner-Foster, M. Lipson, and A. L. Gaeta,
Ultrafast waveform compression using a time-domain telescope,”
Nature Photonics 3, 581-585 (2009).

I. H. Agha, Y. Okawachi, and A. L. Gaeta,
Theoretical and experimental investigation of broadband cascaded four-wave mixing in high-Q microspheres,”
Opt. Express 17, 16209-16215 (2009).

Y. Dai, X. Chen, Y. Okawachi, A. C. Turner-Foster, M. A. Foster, M. Lipson, A. L. Gaeta, and C. Xu,
1 μs tunable delay using parametric mixing and optical phase conjugation in Si waveguides: reply,”
Opt. Express 17, 16029-16031 (2009).

Y. Dai, X. Chen, Y. Okawachi, A. C. Turner-Foster, M. A. Foster, M. Lipson, A. L. Gaeta, and C. Xu,
1 μs tunable delay using parametric mixing and optical phase conjugation in Si waveguides,”
Opt. Express 17, 7004-7010 (2009).

P. Londero, V. Venkataraman, A. R. Bhagwat, A. D. Slepkov, and A. L. Gaeta,
Ultralow-power four-wave mixing with Rb in a hollow-core photonic band-gap fiber,”
Phys. Rev. Lett. 103, 043602 (2009).

A. R. Bhagwat, A. D. Slepkov, V. Venkataraman, P. Londero, and A. L. Gaeta,
On-demand all-optical generation of controlled Rb-vapor densities in photonic-band-gap fibers,”
Phys. Rev. A 79, 063809 (2009).

D. H. Broaddus, M. A. Foster, I. H. Agha, J. T. Robinson, M. Lipson, and A. L. Gaeta,
Silicon-waveguide-coupled high-Q chalcogenide microspheres,”
Opt. Express 17, 5998-6003 (2009).

Y. Okawachi, R. Salem, M. A. Foster, A. C. Turner-Foster, M. Lipson, and A. L. Gaeta,
High-resolution spectroscopy using a frequency magnifier,”
Opt. Express 17, 5691-5697 (2009).

R. Salem, M. A. Foster, A. C. Turner-Foster, D. F. Geraghty, M. Lipson, and A. L. Gaeta,
High-speed optical sampling using a silicon-chip temporal magnifier,”
Opt. Express 17, 4324-4329 (2009).

J. D. Marconi, Arismar Cergueira S. Jr., J. T. Robinson, N. Sherwood-Droz, Y. Okawachi, H. E. Hernandez-Figueroa, M. Lipson, A. L. Gaeta and H. L. Fragnito,
Performance investigation of microphotonic-silicon devices in a field-trial all-optical network,”
Opt. Comm. 282, 849-855 (2009).

B. G. Lee, A. Biberman, A. C. Turner-Foster, M. A. Foster, M. Lipson, A. L. Gaeta, and K. Bergman,
Demonstration of broadband wavelength conversion at 40 Gb/s in silicon waveguides,”
Photon. Technol. Lett. 21, 182-184 (2009).

G. M. Gehring, R. W. Boyd, A. L. Gaeta, D. J. Gauthier, and A. E. Willner,
Fiber-based slow-light technologies,”
J. Lightwave Technol. 26, 3752-3762 (2008).

A. D. Slepkov, A. R. Bhagwat, V. Venkataraman, P. Londero, and A. L. Gaeta,
Generation of large alkali vapor densities inside bare hollow-core photonic band-gap fibers,”
Opt. Express 16, 18976-18983 (2008).

M. A. Foster, R. Salem, D. F. Geraghty, A. C. Turner-Foster, M. Lipson, and A. L. Gaeta,
Silicon-chip-based ultrafast optical oscilloscope,”
Nature 456, 81-84 (2008).

J. E. Sharping, J. R. Sanborn, M. A. Foster, D. Broaddus, and A. L. Gaeta,
Generation of sub-100-fs pulses from a microstructure-fiber-based optical parametric oscillator,”
Opt. Express 16, 18050-18056 (2008).

N. Gavish, G. Fibich, L. T. Vuong, and A. L. Gaeta,
Predicting the filamentation of high-power beams and pulses without numerical integration: A nonlinear geometrical optics method,”
Phys. Rev. A 78, 043807 (2008).

Y. Okawachi, M. A. Foster, X. Chen, A. C. Turner-Foster, R. Salem, M. Lipson, C. Xu, and A. L. Gaeta,
Large tunable delays using parametric mixing and phase conjugation in Si nanowaveguides,”
Opt. Express 16, 10349-10357 (2008).

R. Salem, M. A. Foster, A. C. Turner, D. F. Geraghty, M. Lipson, and A. L. Gaeta,
Optical time lens based on four-wave mixing on a silicon chip,”
Opt. Lett. 33, 1047-1049 (2008).

D. F. Geraghty, R. Salem, M. A. Foster, and A. L. Gaeta,
A Simplified optical correlation and its application to packet-header recognition,”
Photon. Tech. Lett. 20, 487-489 (2008).

A. C. Turner, M. A. Foster, A. L. Gaeta, and M. Lipson,
Ultra-low power parametric frequency conversion in a silicon microring resonator,”
Opt. Express 16, 4881-4887 (2008).

A. R. Bhagwat and A. L. Gaeta,
Nonlinear optics in hollow-core photonic bandgap fibers,”
Opt. Express 16, 5035-5047 (2008).

Z. Zhong, N. M. Gabor, J. E. Sharping, A. L. Gaeta, and P. L. McEuen,
Terahertz time-domain measurement of ballistic electron resonance in a single-walled carbon nanotube,”
Nature Nanotechnology. 3, 201-205 (2008).

M. A. Foster, A. C. Turner, M. Lipson, and A. L. Gaeta,
Nonlinear optics in photonic nanowires,”
Opt. Express 16, 1300-1320 (2008).

K. F. Lee, P. Kumar, J. E. Sharping, M. A. Foster, A. L. Gaeta, A. C. Turner-Foster, and M. Lipson,
Telecom-band entanglement generation for chipscale quantum processing,
arXiv:0801.2606.

L. T. Vuong, R. B. Lopez-Martens, C. P. Hauri, and A. L. Gaeta,
Spectral reshaping and pulse compression via sequential filamentation in gases,”
Opt. Express 16, 390-401 (2008).

A. A. Ishaaya, L. T. Vuong, T. D. Grow, and A. L. Gaeta,
Self-focusing dynamics of polarization vortices in Kerr media,”
Opt. Lett. 33, 13-15 (2008).

R. Salem, M. A. Foster, A. C. Turner, D. F. Geraghty, M. Lipson, and A. L. Gaeta,
Signal regeneration using low-power four-wave mixing on silicon chip,”
Nature Photonics 2, 35-38 (2008).

Y. Okawachi, R. Salem, and A. L. Gaeta,
Continuous Tunable Delays at 10-Gb/s Data Rates Using Self-Phase Modulation and Dispersion,”
J. Lightwave Technol. 25, 3710-3715 (2007).

I. H. Agha, Y. Okawachi, M. A. Foster, J. E. Sharping, and A. L. Gaeta,
Four-wave-mixing parametric oscillations in dispersion-compensated high-Q optical microspheres,”
Phys. Rev. A 76, 043837 (2007).

M. A. Foster, A. C. Turner, R. Salem, M. Lipson, and A. L. Gaeta,
Broad-band continous-wave parametric wavelength conversion in silicon nanowaveguides,”
Opt. Express 15, 12949-12958 (2007).

Y. Okawachi, A. D. Slepkov, I. H. Agha, D. F. Geraghty, and A. L. Gaeta,
Absorption of ultrashort optical pulses in water,”
J. Opt. Soc. Am. A, 24, 3343 (2007).

T. D. Grow, A. A. Ishaaya, L. T. Vuong, and A. L. Gaeta,
Collapse and stability of necklace beams in Kerr media,”
Phys. Rev. Lett. 99, 133902 (2007).

R. Salem, M. A. Foster, A. C. Turner, D. F. Geraghty, M. Lipson, and A. L. Gaeta,
All-optical regeneration on a silicon chip,”
Opt. Express 15, 7802-7809 (2007).

Y. Wang, C. Yu, L. Yan, A. E. Willner, R. Roussev, C. Langrock, M. M. Fejer, J. E. Sharping, and A. L. Gaeta,
44-ns continuously tunable dispersionless optical delay element using a PPLN waveguide with two-pump configuration, DCF, and a dispersion compensator,”
IEEE Photon. Technol. Lett. 19, 861-863 (2007).

C. J. Hensley, D. H. Broaddus, C. B. Schaffer, and A. L. Gaeta,
Photonic band-gap fiber gas cell fabricated using femtosecond micromachining,”
Opt. Express 15, 6690-6695 (2007).

C. J. Hensley, D. G. Ouzounov, A. L. Gaeta, N. Venkataraman, M. T. Gallagher, and K. W. Koch,
Silica-glass contribution to the effective nonlinearity of hollow-core photonic band-gap fibers,”
Opt. Express 15, 3507-3512 (2007).

A. L. Gaeta,
Slow light: Putting the brakes on images,”
Nature Photonics 1, 140-141 (2007).

A. A. Ishaaya, T. D. Grow, S. Ghosh, L. T. Vuong, and A. L. Gaeta,
Self-focusing dynamics of coupled optical beams,”
Phys. Rev. A 75, 023813 (2007).

J. E. Sharping, M. A. Foster, A. L. Gaeta, J. Lasri, O. Lyngnes, and K. Vogel,
Octave-spanning, high-power microstructure-fiber-based optical parametric oscillators,”
Opt. Express 15, 1474-1479 (2007).

Y. Okawachi, J. E. Sharping, C. Xu, and A. L. Gaeta,
Large tunable optical delays via self-phase modulation and dispersion,”
Opt. Express 14, 12022-12027 (2006).

J. E. Sharping, K. F. Lee, M. A. Foster, A. C. Turner, B. S. Schmidt, M. Lipson, A. L. Gaeta, and P. Kumar,
Generation of correlated photons in nanoscale silicon waveguides,”
Opt. Express 14, 12388-12393 (2006).

S. Ghosh, A. R. Bhagwat, C. K. Renshaw, S. Goh, A. L. Gaeta, and B. J. Kirby,
Low-light-level optical interactions with rubidium vapor in a photonic band-gap fiber,”
Phys. Rev. Lett. 97, 023603 (2006).

M. A. Foster, A. C. Turner, J. E. Sharping, B. S. Schmidt, M. Lipson, and A. L. Gaeta,
Broad-band optical parametric gain on a silicon photonic chip,”
Nature 441, 960-963 (2006).

T. D. Grow, A. Ishaaya, L. T. Vuong, A. L. Gaeta, N. Gavish, and G. Fibich,
Collapse dynamics of super-Gaussian beams,”
Opt. Express 14, 5468-5475 (2006).

A. C. Turner, C. Manolatou, B. S. Schmidt, M. Lipson, M. A. Foster, J. E. Sharping, and A. L. Gaeta,
Tailored anomalous group-velocity dispersion in silicon channel waveguides,”
Opt. Express 14, 4357-4362 (2006).

L. T. Vuong, T. D. Grow, A. Ishaaya, A. L. Gaeta, G. W. ’t Hooft, E. R. Eliel, and G. Fibich,
Collapse of optical vortices,”
Phys. Rev. Lett. 96, 133901 (2006).

R. W. Boyd, D. J. Gauthier, and A. L. Gaeta,
Applications of slow light in telecommunications,”
Optic. Photon. News 17, 18-22 (2006).

I. H. Agha, J. E. Sharping, M. A. Foster, and A. L. Gaeta
Optimal sizes of silica microspheres for linear and nonlinear optical interactions,”
Appl. Phys. B 83, 303-309 (2006).

Y. Okawachi, M. A. Foster, J. E. Sharping, A. L. Gaeta, Q. Xu, and M. Lipson,
All-optical slow-light on a photonic chip,”
Opt. Express 14, 2317-2322 (2006).

D. J. Gauthier, A. L. Gaeta, and R. W. Boyd,
Slow light: From basics to future prospects,”
Photon. Spectra 40, 44-51 (2006).

Y. Okawachi, J. E. Sharping, A. L. Gaeta, M. S. Bigelow, A. Schweinsberg, R. W. Boyd, Z. Zhu, and D. J. Gauthier,
All-optical tunable slow-light delays via stimulated scattering,”
Optics in 2005 in Optics and Photonics News, 16, 46 (2005).

Z. Zhu, D. J. Gauthier, Y. Okawachi, J. E. Sharping, A. L. Gaeta, R. W. Boyd, and A. E. Willner,
Numerical study of all-optical slow-light delays via stimulated Brillouin scattering in an optical fiber,”
J. Opt. Soc. Am. B 22, 2378 (2005).

J. E. Sharping, Y. Okawachi, J. van Howe, C. Xu, Y. Wang, A. E. Willner, and A. L. Gaeta,
All-optical, wavelength and bandwidth preserving, pulse delay based on parametric wavelength conversion and dispersion,”
Opt. Express 13, 7872-7877 (2005).

M. A. Foster, A. L. Gaeta, Q. Cao, and R. Trebino,
Soliton-effect compression of supercontinuum to few-cycle durations in photonic nanowires,”
Opt. Express 13 6848-6855 (2005).

D. G. Ouzounov, C. J. Hensley, A. L. Gaeta, N. Venkataraman, M. Gallagher, and K. W. Koch,
Soliton pulse compression in photonic band-gap fibers,”
Opt. Express 13 6153-6159 (2005).

J. E. Sharping, Y. Okawachi, and A. L. Gaeta,
Wide bandwidth slow light using a Raman fiber amplifier,”
Opt. Express 13 6092-6098 (2005).

G. Fibich, S. Eisenmann, B. Ilan, Y. Erlich, M. Fraenkel, Z. Henis, A. L. Gaeta, and A. Zigler,
Self-focusing distances of very high power laser pulses,”
Opt. Express 13 5897-5903 (2005).

M. A. Foster, J. M. Dudley, B. Kibler, Q. Cao, D. Lee, R. Trebino, and A. L. Gaeta,
Nonlinear pulse propagation and supercontinuum generation in photonic nanowires: experiment and simulation,”
Appl. Phys. B 81, 363-367 (2005).

D. Homoelle, K. D. Moll, A. L. Gaeta, and R. W. Boyd,
Conical three-photon-excited stimulated hyper-Raman scattering,”
Phys. Rev. A 72, 011802 (2005).

T. D. Grow and A. L. Gaeta,
Dependence of multiple filamentation on beam ellipticity,”
Opt. Express 13 4594-4599 (2005).

Y. Okawachi, M. S. Bigelow, J. E. Sharping, Z. M. Zhu, A. Schweinsberg, D. J. Gauthier, R. W. Boyd, and A. L. Gaeta,
Tunable all-optical delays via Brillouin slow light in an optical fiber,”
Phys. Rev. Lett. 94, 153902 (2005).

S. Ghosh, J. E. Sharping, D. G. Ouzounov, and A. L. Gaeta,
Resonant optical interactions with molecules confined in photonic band-gap fibers,”
Phys. Rev. Lett. 94, 093902 (2005).

R. W. Boyd, D. J. Gauthier, A. L. Gaeta, and A. E. Wilner,
Maximum time delay achievable on propagation through a slow-light medium,”
Phys. Rev. A 71 023801 (2005).

MV. R. Almeida, C. A. Barrios, R. R. Panepucci, M. Lipson, M. A. Foster, D. G. Ouzounov, and A. L. Gaeta,
All-optical switching on a silicon chip,”
Opt. Lett. 29, 2867 (2004).

M.A. Foster and A. L. Gaeta,
Ultra-low threshold supercontinuum generation in sub-wavelength waveguides,”
Opt. Express 12 3137-3143 (2004).

M. A. Foster, K. D. Moll, and A. L. Gaeta,
Optimal waveguide dimensions for nonlinear interactions,”
Opt. Express 12 2880-2887 (2004).

K. D. Moll, A. L. Gaeta,
Role of dispersion in multiple-collapse dynamics,”
Opt. Lett. 29, 995 (2004).

D. G. Ouzounov, F. R. Ahmad, A. L. Gaeta, D. Muller, N. Venkataraman, M. Gallagher, C. M. Smith, and K. W. Koch,
Generation of megawatt solitons in hollow-core photonic band-gap fibers“,
Science 301, 1702 (2003).

J. N. Ames, S. Ghosh, R. S. Windeler, A. L. Gaeta, and S. T. Cundiff,
Excess noise generation during spectral broadening in a microstructured fiber,”
Appl. Phys. B 77, 279 (2003).

A. L. Gaeta,
Collapsing light really shines,”
Science (Perspective) 301, 54 (2003).

K. D. Moll, A. L. Gaeta, and G. Fibich,
Self-similar optical wave collapse: observation of the Townes profile,”
Phys. Rev. Lett. 90, 203902 (2003).

K. D. Moll, D. Homoelle, A. L. Gaeta, and R. W. Boyd,
Conical harmonic generation in isotropic materials,”
Optics in 2002 in Optics and Photonics News, 13, 31 (2002).

D. Homoelle, A. L. Gaeta, V. Yanovsky, and G. Mourou,
Pulse contrast enhancement of high-energy pulses by use of a gas-filled hollow waveguide,”
Opt. Lett. 27, 1646 (2002).

D. G. Ouzounov, K. D. Moll, M. A. Foster, W.R. Zipfel, W.W. Webb, and A.L. Gaeta,
Delivery of nanojoule femtosecond pulses through large-core microstructured fibers,”
Opt. Lett. 27, 1513-1515 (2002).

A. L. Gaeta,
Nonlinear propagation and continuum generation in microstructured optical fibers,”
Opt. Lett. 27, 924 (2002).

Q. Park, R. W. Boyd, J. E. Sipe, and A. L. Gaeta,
Theory of relativistic optical harmonic generation,”
IEEE J. Sel. Top. Quant. Electron. 8, 413-417 (2002).

K. D. Moll, D. Homoelle, A. L. Gaeta, and R. W. Boyd,
Conical harmonic generation in isotropic materials,”
Phys. Rev. Lett. 88, 153901 (2002).

N. Jiang, J. Qiu, A. L. Gaeta, and J. Silcox,
Nanoscale modification of optical properties in Ge-doped SiO2 glass by electron-beam irradiation,”
Appl. Phys. Lett. 80, 2005 (2002).

D. G. Ouzounov, D. Homoelle, W. Zipfel, W. W. Webb, A. L. Gaeta, J. A. West, J. C. Fajurdo, and K. W. Koch,
Dispersion measurements of microstructured fibers using femtosecond laser pulses,”
Opt. Comm. 192 (2001).

J. Qiu, P. G. Kazanski, J. Si, K. Miura, T. Mitsuyu, K. Hirao, and A. L. Gaeta,
Memorized polarization-dependent light scattering in rare-earth-ion-doped glass,”
Appl. Phys. Lett. 77, 1940 (2000).

M. R. Fewings and A. L. Gaeta,
Compensation of pulse distortions by phase conjugation via difference-frequency generation,”
J. Opt. Soc. Am. B, 17, 1522 (2000).

D. Homoelle and A. L. Gaeta,
Propagation dynamics of ultrashort pulses in hollow waveguides,”
Opt. Lett. 25, 761 (2000).

A. L. Gaeta,
Catastrophic collapse of ultrashort pulses,”
Phys. Rev. Lett. 84, 3582 (2000).

G. Fibich and A. L. Gaeta,
Critical power for self-focusing in bulk media and in hollow waveguides,”
Opt. Lett. 25, 335 (2000).

A. Streltsov, K. D. Moll, A. L. Gaeta, P. Kung, D. Walker, and M. Razeghi,
Pulse autocorrelation measurements based on two- and three-photon conductivity in a GaN photodiode,”
Appl. Phys. Lett. 75, 3778 (1999).

M. Y. Lanzerotti, R. W. Schirmer, A. L. Gaeta, and G. S. Agarwal,
Measurements of quantum noise in optical phase conjugation via four-wave mixing in an atomic vapor,”
Phys. Rev. A, 60, 4980 (1999).

D. Homoelle, S. Wielandy, A. L. Gaeta, N. Borrelli, C. Smith,
Infrared photosensitivity in silica glasses exposed to femtosecond laser pulses,”
Opt. Lett. 24, 1311 (1999).

S. Wielandy and A. L. Gaeta,
Coherent control of the polarization of an optical field,”
Phys. Rev. Lett. 81, 3359 (1998).

S. Wielandy and A. L. Gaeta,
Investigation of electromagnetically induced transparency in the strong probe regime,”
Phys. Rev. A 58, 2500 (1998).

A. M. Streltsov, J. K. Ranka and A. L. Gaeta,
Femtosecond ultraviolet autocorrelation measurements based on two-photon conductivity in fused silica,”
Opt. Lett. 23, 798 (1998).

J. K. Ranka and A. L. Gaeta,
Breakdown of the slowly-varying envelope approximation in the self-focusing of ultrashort pulses,”
Opt. Lett. 23, 534, (1998).

J. K. Ranka, R. W. Schirmer, and A. L. Gaeta,
Coherent spectroscopic effects in the propagation of ultrashort pulses through a two-level system,”
Phys. Rev. A (Rapid Communication) 57, R36 (1998).

J. K. Ranka, A. L. Gaeta, A. Baltsuka, M. A. Pshenichnikov, and D. A. Wiersma,
Ultrashort pulse autocorrelator,”
Optics in 1997 in Optics and Photonics News, 8, 49 (1997).

R. W. Schirmer and A. L. Gaeta,
Nonlinear mirror based on two-photon absorption,”
J. Opt. Soc. Am. B 14, 2865 (1997).

J. K. Ranka, A. L. Gaeta, A. Baltsuka, M. S .Pshenichnikov, and D. A. Wiersma,
Autocorrelation measurement of 6-fs pulses based on the two-photon-induced photocurrent in a GaAsP photodiode,”
Opt. Lett. 22, 1344 (1997).

T. Kajava and A. L. Gaeta,
Intracavity frequency doubling of a Nd:YAG laser passively Q-switched by GaAs,”
Opt. Comm. 137, 93 (1997).

R. W. Schirmer, M. Y. Lanzerotti, A. L. Gaeta, and G. S. Agarwal,
Quantum theory of noise in phase conjugation by four-wave mixing in a two-level system,”
Phys. Rev. A 55, 3155 (1997).

J. K. Ranka, R. W. Schirmer, and A. L. Gaeta,
Observation of pulse splitting in nonlinear dispersive media,”
Phys. Rev. Lett. 77, 3783 (1996).

M. Y. Lanzerotti, R. W. Schirmer, A. L. Gaeta, and G. S. Agarwal,
Phase conjugation of weak, continuous-wave optical signals,”
Phys. Rev. Lett. 77, 2202 (1996).

M. Y. Lanzerotti, R. W. Schirmer, and A. L. Gaeta,
High-reflectivity, wide-bandwidth optical phase conjugation using potassium vapor,”
Appl. Phys. Lett. 69, 1199 (1996).

T. Kajava and A. L. Gaeta,
Q switching of a diode-pumped Nd:YAG laser with GaAs,”
Opt. Lett. 21, 1244 (1996).

W. V. Davis, A. L. Gaeta, R. W. Boyd, and G. S. Agarwal,
Statistical-noise properties of an optical amplifier utilizing two-beam coupling in atomic potassium vapor,”
Phys. Rev. A 53, 3625 (1996).

T. D. Krauss, J. K. Ranka, F. W. Wise, and A. L. Gaeta,
Measurements of the tensor properties of third-order nonlinearities in wide-gap semiconductors,”
Opt. Lett. 20, 1110 (1995)

M. Y. Lanzerotti and A. L. Gaeta,
Theory of quantum optical measurements with a phase-conjugate mirror,”
Phys. Rev. A 51, 4057 (1995).

W. V. Davis, M. Kauranen, E. M. Nagasako, R. J. Gehr, A. Gaeta, and R. W. Boyd,
Excess noise acquired by a laser beam after propagating through atomic potassium vapor,”
Phys. Rev. A 51, 4152 (1995).

M. Y. Lanzerotti and A. L. Gaeta,
Optical phase conjugation of nonclassical fields,”
Phys. Rev. A 51, 3182 (1995).

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