1. X. Ji, D. Mojahed, Y. Okawachi, A. L. Gaeta, C. P. Hendon, and M. Lipson, “Millimeter-scale chip-based
supercontinuum generation for optical coherence tomography”, Science
Advances 7, eabg8869 (2021). (IF: 14.136
JCR: Q1)
2. X. Ji, J. K. Jang, U. D.
Dave, C. Joshi, M. C. Zanarella, A. L. Gaeta, and M. Lipson, “Exploiting ultralow
multimode waveguides for broadband frequency combs”, Laser & Photonics Reviews 15 (1), 2000353 (2021). (IF: 13.138
JCR: Q1)
3. X. Ji, S. P. Roberts, M. C.
Zanarella and M. Lipson, “Methods to Achieve Ultra-high Quality Factor Silicon
Nitride Resonators”, APL Photonics 6, 071101 (2021). (Featured Article) (IF:
5.672 JCR: Q1)
4. X. Ji, X. Yao, Y. Gan, A.
Mohanty, M. Tadayon, C. P. Hendon, and M. Lipson, “On-chip tunable photonic
delay line”, APL Photonics 4, 090803 (2019). (Featured
Article) (IF: 5.672 JCR: Q1)
5. X. Ji, X. Yao, A. Klenner, Y.
Gan, A.L. Gaeta, C. P. Hendon, and M. Lipson, “Chip-based frequency combs sources for optical
coherence tomography,” Optics Express 27, 19896-19905 (2019). (IF: 3.894 JCR: Q1)
6. 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,
619-624 (2017). (ESI Highly Cited Paper).(IF: 11.104
JCR: Q1)
7. B. Stern, X. Ji, Y. Okawachi, A. L.
Gaeta, and M. Lipson, “Battery-operated integrated frequency comb generator,” Nature 562, 401-405 (2018). (ESI
Highly Cited Paper)(IF: 49.962 JCR: Q1)
8. G. Liang, H. Huang, A. Mohanty, M. C. Shin, X. Ji, M. J. Carter, S.
Shrestha, M. Lipson, N. Yu,“Robust, efficient, micrometre-scale phase
modulators at visible wavelengths”, Nature
Photonics 15, 908-913 (2021). (IF: 38.771 JCR: Q1)
9. Y. Okawachi, B. Y. Kim, Y. Zhao, X. Ji, M. Lipson, and A. L. Gaeta, “Dynamic control of
photon lifetime for quantum random number generation”,Optica8, 1458-1461 (2021). (IF:11.104 JCR: Q1)
10. R. R. Domeneguetti, Y.
Zhao, X. Ji, M. Martinelli, M. Lipson, A. L. Gaeta and P.
Nussenzveig, “Parametric sideband generation in CMOS-compatible oscillators
from visible to telecom wavelengths,” Optica 8, 316-322
(2021). (IF:
11.104 JCR: Q1)
11. R. Oliver, Y. Okawachi, X.
Ji, A. R. Johnson, A. Klenner, M. Lipson, and A. L. Gaeta,
"Soliton-effect compression of picosecond pulses on a photonic chip," Optics
Letters 46, 4706-4709 (2021). (IF: 3.776 JCR: Q1)
12. J. K. Jang, Y. Okawachi,
Y. Zhao, X. Ji, C. Joshi, M. Lipson, and A. L. Gaeta,
"Conversion efficiency of soliton Kerr combs," Optics Letters 46,
3657-3660 (2021). (IF: 3.776 JCR: Q1)
13. Y. Zhao, X. Ji, B. Y. Kim, P. S.
Donvalkar, J. K. Jang, C. Joshi, M. Yu, C. Joshi, R. R. Domeneguetti, F. A. S.
Barbosa, P. Nussenzveig, Y. Okawachi, M. Lipson, and A. L. Gaeta, “Visible
nonlinear photonics via high-order-mode dispersion engineering,” Optica 7, 135-141 (2020). (IF: 11.104 JCR: Q1)
14. Y. Okawachi, M. Yu, J.
K. Jang, X. Ji, Y. Zhao, B. Y. Kim, M. Lipson, and A. L. Gaeta, “Demonstration
of chip-based coupled degenerate optical parametric oscillators for realizing a
nanophotonic spin-glass”, Nature Communications 11, 4119 (2020). (IF: 14.919 JCR: Q1)
15. C.
Joshi, A. Farsi, A. Dutt, B. Y. Kim, X.
Ji, Y. Zhao, A. M. Bishop, M. Lipson, and A. L. Gaeta,
“Frequency-Domain Quantum Interference with Correlated Photons from an
Integrated Microresonator,” Phys. Rev. Lett.124 (14), 143601 (2020). (IF: 9.161 JCR: Q1)
16. Y.
Zhao, Y. Okawachi, J. K. Jang, X.
Ji, M. Lipson, and A. L. Gaeta, “Near-degenerate quadrature-squeezed
vacuum generation on a silicon-nitride chip,” Phys.
Rev. Lett.124 (19), 193601 (2020). (IF:
9.161 JCR: Q1)
17. L. M. Krüger, A. S.
Mayer, Y. Okawachi, X. Ji, A. Klenner, A. R. Johnson, C.
Langrock, M. M. Fejer, M. Lipson, A. L Gaeta, V. J. Wittwer, T. Südmeyer, C. R.
Phillips and U. Keller, “Performance
scaling of a 10-GHz solid-state laser enabling self-referenced CEO frequency
detection without amplification,” Optics Express 28,
12755-12770 (2020). (IF: 3.894 JCR:
Q1)
18. M. C.
Shin, A. Mohanty, K. Watson, G. R. Bhatt, C. T. Phare, S. A. Miller, M. Zadka,
B. S. Lee, X. Ji, I. Datta,
and M. Lipson, “Chip-scale blue light phased array,” Optics Letters 45 (7),
1934-1937 (2020). (IF: 3.776 JCR: Q1)
19. S. A.
Miller, Y. C. Chang, C. T. Phare, M. C. Shin, M. Zadka, S. P. Roberts, B. Stern, X. Ji, A. Mohanty, O. A. J.
Gordillo, U. Dave, M. Lipson, “Large-scale optical phased array using a
low-power multi-pass silicon photonic platform,” Optica 7 (1), 3-6 (2020). (ESI Highly Cited Paper)(IF: 11.104 JCR: Q1)
20. A. Mohanty, Q. Li, M. A.
Tadayon, S. P. Roberts, G. R. Bhatt, E. Shim, X. Ji, J. Cardenas, S. A. Miller, A. Kepecs, M. Lipson, “Reconfigurable
nanophotonic silicon probes for sub-millisecond deep-brain optical stimulation,” Nat
Biomed Eng (2020). (IF: 25.671 JCR: Q1)
21. J. K. Jang, X. Ji, C. Joshi, Y.Okawachi, M.
Lipson, and A. L. Gaeta, “Observation of Arnold Tongues in Coupled Soliton Kerr
Frequency Combs”, Phys. Rev. Lett. 123, 153901 (2019). (IF:
9.161 JCR: Q1)
22. B.Y. Kim, Y. Okawachi,
J. K. Jang, M. Yu, X. Ji, Y. Zhao, C. Joshi, M. Lipson, and A. L.
Gaeta, “Turn-key, high-efficiency Kerr comb source”, Optics Letters 44, 4475-4478
(2019). (IF:
3.776 JCR: Q1)
23. D. Waldburger, A. S.
Mayer, C. G. E. Alfieri, J. Nürnberg, A. R. Johnson, X. Ji, A. Klenner, Y. Okawachi, M. Lipson, A. L. Gaeta, and
U. Keller, “Tightly locked optical frequency comb from a semiconductor disk
laser,” Optics Express 27, 1786-1797 (2019). (IF: 3.894 JCR: Q1)
24. S. Ramelow, A. Farsi, Z.
Vernon, S. Clemmen, X. Ji,
J. E. Sipe, M. Liscidini, M. Lipson, and A. L. Gaeta, “Strong Nonlinear
Coupling in a Si3N4 Ring Resonator,” Phys. Rev. Lett. 122, 153906
(2019). (IF:
9.161 JCR: Q1)
25. J. K. Jang, A. Klenner, X, Ji, Y.
Okawachi, M. Lipson, and A. L. Gaeta, “Synchronization of coupled optical
microresonators”, Nature Photonics 12,
688-693 (2018). (IF: 38.771 JCR: Q1)
26. M.
Yu, Y. Okawachi, C.
Joshi, X. Ji, M. Lipson, and A. L. Gaeta, “Gas-phase microresonator based comb spectroscopy
without an external pump laser,” ACS Photonics5 (7), 2780-2785 (2018). (IF:
7.529 JCR: Q1)
27. 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,” Science advances 4 (3), e1701858 (2018). (ESI
Highly Cited Paper)(IF: 14.136 JCR: Q1)
28. C. Joshi, A. Klenner, Y. Okawachi, M. Yu, K. Luke, X. Ji, M. Lipson, A. L. Gaeta, “Counter-rotating
cavity solitons in a silicon nitride microresonator,” Optics Letters 43 (3), 547-550 (2018).(IF: 3.776 JCR: Q1)
29. Y. Okawachi, M. Yu, J. Cardenas, X. Ji, A. Klenner, M. Lipson, and A. L. Gaeta,
“Carrier envelope offset detection via simultaneous supercontinuum and
second-harmonic generation in a silicon nitride waveguide”, Optics
Letters 43, 4627-4630 (2018). (IF: 3.776 JCR: Q1)
30. B. Stern, X. Ji, A. Dutt, M. Lipson,
“Compact narrow-linewidth integrated laser based on a low-loss silicon nitride
ring resonator,” Optics Letters 42 (21), 4541-4544 (2017). (IF: 3.776 JCR: Q1)
31. 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, 707-712 (2017).(IF:
11.104 JCR: Q1)
32. 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 Communications 8,
14569 (2017). (IF: 14.919 JCR: Q1)
33. Y. Okawachi, M. Yu, J.
Cardenas, X. Ji, M. Lipson, A.
L. Gaeta, “Coherent, directional supercontinuum generation,” Optics
Letters 42 (21), 4466-4469
(2017). (IF:
3.776 JCR: Q1)
34. 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, 28794-28803
(2016). (IF: 3.894 JCR: Q1)
35. 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,” Optics Letters 41, 2565-2568 (2016).(ESI
Highly Cited Paper) (IF: 3.776 JCR: Q1)
36. C. Liang, Y. Wang, D.
Li, X. Ji, F. Zhang,
and Z. He, "Modeling and simulation
of bulk heterojunction polymer solar cells," Sol. Energy Mater. Sol. Cells 127, 67–86 (2014). (IF: 7.267 JCR: Q1)
1. X.
Ji, D. Mojahed, Y. Okawachi, A. L. Gaeta, C. P. Hendon, and M. Lipson,
"Millimeter-Scale Chip-Based Supercontinuum Generation for Optical
Coherence Tomography," in Conference on Lasers and Electro-Optics,
OSA Technical Digest (Optical Society of America, 2021), paper STh1H.6.
2. X.
Ji, J. K. Jang, U. D. Dave, C. Joshi, M. C. Zanarella, A. L. Gaeta, M. Lipson, "Ultra-Low
Threshold Broadband Soliton Frequency Comb Generation," in Conference on Lasers and
Electro-Optics, OSA Technical Digest (Optical Society of America, 2020),
paper SW3J.6.
3. X. Ji, S. P. Roberts, and M. Lipson,
"High Quality Factor PECVD Si3N4 Ring Resonators Compatible with CMOS
Process," in Conference on Lasers and Electro-Optics, OSA Technical Digest
(Optical Society of America, 2019), paper SM2O.6.
4. X. Ji, A. Klenner, X.
Yao, Y. Gan, A. L. Gaeta, C. P. Hendon and M. Lipson, “Chip-Based Frequency
Combs for High-Resolution Optical Coherence Tomography”, in Conference on Lasers and
Electro-Optics, OSA Technical Digest (online) (Optical Society of America, 2018), paper
STh1J.4.
5. X. Ji, X. Yao, M. A.
Tadayon, A. Mohanty, C. P. Hendon, and M. Lipson, "High Confinement and
Low Loss Si3N4 Waveguides for Miniaturizing Optical
Coherence Tomography," in Conference on Lasers and Electro-Optics, OSA
Technical Digest (online) (Optical Society of America, 2017), paper SM3C.4.
6. X. Ji, F. A. Barbosa, A. Bryant, J. Cardenas, S. P.
Roberts, and M. Lipson, "High Quality Factor Si3N4 Ring Resonators Achieved by
Surface Roughness Reduction," in Conference
on Lasers and Electro-Optics, OSA Technical Digest (2016) (Optical Society
of America, 2016), paper SM2R.3.
7. M. Lipson, S. A. Miller,
C. T. Phare, Y. Chang, X. Ji, O. A. J. Gordillo, A. Mohanty, S. P. Roberts, M.
C. Shin, B. Stern, M. Zadka., "Silicon Photonics Integration for Future
Generation Optical Network," 2018 European Conference on Optical
Communication (ECOC), 2018, pp. 1-2, doi: 10.1109/ECOC.2018.8535125.
8. N.
Yu, G. Liang, H. Huang, A. Mohanty, X. Ji, M. C. Shin, M. Carter, S. Shrestha,
M. Lipson, "Micron-scale, efficient, and robust phase modulators at
visible wavelengths," Proc. SPIE 11694, Photonic and Phononic
Properties of Engineered Nanostructures XI, 1169407 (2021)
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Platform For Clinical High-Resolution Optical Coherence Tomography. United
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2. Exploiting Ultralow Loss
Multimode Waveguides for Broadband Frequency Combs, Filed on August 24, 2020
3. Millimeter-scale
chip-based supercontinuum generation for optical coherence tomography, Filed on
September 27, 2020
4. Thermally Tunable Low
Loss Broadband Waveguides and Related systems and Methods. US Patent App.
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5. Compact Narrow-linewidth
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Frequency Comb Generator in Microresonators. United States Provisional Application
No. 62/804,613 (Filed on February 12, 2019)
8. Self-Injection Locking
of Fabry-Perot Lasers with Silicon based Resonators for High Power Narrow
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