M. Virte, K. Panajotov, H. Thienpont, M. Sciamanna, "Deterministic polarization chaos from a laser diode," Nature Photon. 7, 60-65 (2013).

H. Lin, M. M. Valles, Y. Zhang, "Synchronization of chaotic outputs in
multi-transverse-mode vertical-cavity surface-emitting lasers," Opt. Commun.
309, 242-246 (2013).

P. Xiao, Z.-M. Wu, J.-G. Wu, L. Jiang, T. Deng, X. Tang, L. Fan, G.-Q. Xia, "Time-delay signature
concealment of chaotic output in a vertical-cavity surface-emitting laser with double variable-polarization optical
feedback," Opt. Commun. 286, 339
-343 (2013).

S. Priyadarshi, Y. Hong, I. Pierce, K. A. Shore, "Experimental investigations of time-delay signature concealment in
chaotic external cavity VCSELs subject to variable optical polarization angle of feedback," IEEE J. Sel. Topics Quantum Electron. 19, 1700707 (2013).

Y. Hong, "Experimental study of time-delay signature of chaos in mutually coupled
vertical-cavity surface-emitting lasers subject to polarization rotated optical feedback," Opt. Exp. 21, 17894-17903 (2013).

Z.-Q. Zhong, Z.-M. Wu, J.-G. Wu, G.-Q. Xia, "Time-delay signature suppression of polarization resolved chaos outputs from two
mutually coupled VCSELs," IEEE Photon. J. 5, 1500409 (2013).

S. Xiang, W. Pan, B. Luo, L. Yan, X. Zou, N. Jiang, L. Yang, H. Zhu, "Conceal time-delay signature of
chaotic vertical-cavity surface-emitting lasers by variable-polarization optical feedback," Opt. Commun. 284, 5758
-5765 (2011).

D. Rontani, A. Locquet, M. Sciamanna, D. S. Citrin, S. Ortin, "
Time-delay identification in a chaotic semiconductor laser with optical feedback: A dynamical point of view
," IEEE J. Quantum Electron. 45, 879-891 (2009).

J. G. Wu, G. Q. Xia, Z. M. Wu, "Suppression of time delay signatures of
chaotic output in a semiconductor laser with double optical feedback," Opt. Exp.
17, 20124-20133 (2009).

M. Ozaki, H. Someya, T. Mihara, A. Uchida, S. Yoshimori, K. Panajotov, M. Sciamanna, "Leader-laggard relationship of chaos synchronization in mutually coupled
vertical-cavity surface-emitting lasers with time delay," Phys. Rev. E 79, 026210 (2009).

A. Uchida, K. Amano, M. Inoue, K. Hirano, S. Naito, H. Someya, I. Oowada, T. Kurashige, M. Shiki, S. Yoshimori, K. Yoshimura, P. Davis, "Fast physical random bit generation with chaotic semiconductor lasers
," Nature Photon. 2, 728-732 (2008).

H. Lin, Z. J. Lapin, B. Malla, A. Valle, "Polarization dynamics in a multi-transverse-mode vertical-cavity surface-emitting
laser subject to optical feedback," Phys. Rev. A 77, 033813 (2008).

Y. Hong, M. W. Lee, P. S. Spencer, K. A. Shore, "Enhanced chaos synchronization in unidirectionally coupled
vertical-cavity surface-emitting semiconductor lasers with polarization-preserved injection," Opt. Lett. 33, 587-589 (2008).

M. Sciamanna, I. Gatare, A. Locquet, K. Panajotov, "Polarization synchronization in unidirectionally coupled vertical-cavity
surface-emitting lasers with orthogonal optical injection," Phys. Rev. E 75, 056213 (2007).

A. Argyris, D. Syvridis, L. Larger, V. Annovazzi-Lodi, P. Colet, I. Fischer, J. Garcia-Ojalvo, C. R. Mirasso, L. Pesquera, K. A. Shore, "Chaos-based communications at high bit rates using commercial
fibre-optic links," Nature 438, 343-346 (2005).

V. S. Udaltsov, L. Larger, J. P. Goedgebuer, A. Locquet, D. S. Citrin, "Time delay identification in chaotic cryptosystems ruled by delay-differential equations
," J. Opt. Technol. 72, 373-377 (2005).

M. D. Prokhorov, V. I. Ponomarenko, A. S. Karavaev, B. P. Bezruchko, "Reconstruction of time-delayed feedback systems from time
series," Physica D 203, 209-223 (2005).

Y. Hong, M. W. Lee, P. S. Spencer, K. A. Shore, "Synchronization of chaos in unidirectionally coupled vertical-cavity
surface-emitting semiconductor lasers," Opt. Lett. 29, 1215-1217 (2004).

F. Y. Lin, J. M. Liu, "
Chaotic radar using nonlinear laser dynamics," IEEE J. Quantum Electron. 40, 815-820 (2004).

F. Y. Lin, J. M. Liu, "
Chaotic lidar," IEEE J. Sel. Topics Quantum Electron. 10, 991-997 (2004).

M. Sondermann, H. Bohnet, T. Ackemann, "Low-frequency fluctuations and
polarization dynamics in vertical-cavity surface-emitting lasers with isotropic feedback," Phys. Rev. A 67, 021802(R)
(2003).

T. Heil, J. Mulet, I. Fischer, C. R. Mirasso, M. Peil, P. Colet, W. Elsasser, "ON/OFF phase shift keying for chaos-encrypted communication using external-cavity
semiconductor lasers," IEEE J. Quantum Electron. 38, 1162-1170 (2002).

B. Ryvkin, K. Panajotov, A. Georgievski, J. Danckaert, M. Peeters, G. Verschaffelt, H. Thienpont, I. Veretennicoff, "Effect of photon energy-dependent loss and gain mechanisms on polarization switching in
vertical-cavity surface-emitting lasers," J. Opt. Soc. Am. B 16
, 2106-2113 (1999).

S. Sivaprakasam, K. A. Shore, "Signal masking for chaotic optical communication using external-cavity diode lasers," Opt. Lett. 24, 1200-1202 (1999).

R. Hegger, M. J. Bünner, H. Kantz, A. Giaquinta, "Identifying and modeling delay feedback systems," Phys. Rev. Lett. 81, 558
-561 (1998).

P. S. Spencer, C. R. Mirasso, K. A. Shore, "Effect of strong optical feedback on
vertical-cavity surface-emitting lasers," IEEE Photon. Technol. Lett. 10, 191-193 (1998).

J. Martin-Regalado, F. Prati, M. San Miguel, N. B. Abraham, "Polarization properties of vertical-cavity
surface-emitting lasers," IEEE J. Quantum Electron. 33, 765-783 (1997).

K. D. Choquette, R. P. Schneider, Jr.
K. L. Lear, R. E. Leibenguth, "Gain-dependent
polarization properties of vertical-cavity lasers," IEEE J. Sel. Top. Quantum Electron.
1, 661-666 (1995).

T. Sano, "Antimode dynamics and chaotic itinerancy in the coherence collapse of
semiconductor lasers with optical feedback," Phys. Rev. A 50
, 2719-2726 (1994).

G. C. Dente, P. S. Durkin, K. A. Wilson, C. E. Moeller, "Chaos in the coherence collapse of semiconductor lasers
," IEEE J. Quantum Electron. 24, 2441-2447 (1988).

J. Martin-Regalado, F. Prati, M. San Miguel, N. B. Abraham, "Polarization properties of vertical-cavity
surface-emitting lasers," IEEE J. Quantum Electron. 33, 765-783 (1997).

T. Heil, J. Mulet, I. Fischer, C. R. Mirasso, M. Peil, P. Colet, W. Elsasser, "ON/OFF phase shift keying for chaos-encrypted communication using external-cavity
semiconductor lasers," IEEE J. Quantum Electron. 38, 1162-1170 (2002).

F. Y. Lin, J. M. Liu, "
Chaotic radar using nonlinear laser dynamics," IEEE J. Quantum Electron. 40, 815-820 (2004).

G. C. Dente, P. S. Durkin, K. A. Wilson, C. E. Moeller, "Chaos in the coherence collapse of semiconductor lasers
," IEEE J. Quantum Electron. 24, 2441-2447 (1988).

D. Rontani, A. Locquet, M. Sciamanna, D. S. Citrin, S. Ortin, "
Time-delay identification in a chaotic semiconductor laser with optical feedback: A dynamical point of view
," IEEE J. Quantum Electron. 45, 879-891 (2009).

K. D. Choquette, R. P. Schneider, Jr.
K. L. Lear, R. E. Leibenguth, "Gain-dependent
polarization properties of vertical-cavity lasers," IEEE J. Sel. Top. Quantum Electron.
1, 661-666 (1995).

F. Y. Lin, J. M. Liu, "
Chaotic lidar," IEEE J. Sel. Topics Quantum Electron. 10, 991-997 (2004).

S. Priyadarshi, Y. Hong, I. Pierce, K. A. Shore, "Experimental investigations of time-delay signature concealment in
chaotic external cavity VCSELs subject to variable optical polarization angle of feedback," IEEE J. Sel. Topics Quantum Electron. 19, 1700707 (2013).

Z.-Q. Zhong, Z.-M. Wu, J.-G. Wu, G.-Q. Xia, "Time-delay signature suppression of polarization resolved chaos outputs from two
mutually coupled VCSELs," IEEE Photon. J. 5, 1500409 (2013).

S. Y. Xiang, W. Pan, A. J. Wen, N. Q. Li, L. Y. Zhang, L. Shang, H. X. Zhang, "Conceal time delay signature of chaos in semiconductor lasers with dual-path
injection," IEEE Photon. Technol. Lett. 25, 1398-1401 (2013
).

P. S. Spencer, C. R. Mirasso, K. A. Shore, "Effect of strong optical feedback on
vertical-cavity surface-emitting lasers," IEEE Photon. Technol. Lett. 10, 191-193 (1998).

B. Ryvkin, K. Panajotov, A. Georgievski, J. Danckaert, M. Peeters, G. Verschaffelt, H. Thienpont, I. Veretennicoff, "Effect of photon energy-dependent loss and gain mechanisms on polarization switching in
vertical-cavity surface-emitting lasers," J. Opt. Soc. Am. B 16
, 2106-2113 (1999).

A. Argyris, D. Syvridis, L. Larger, V. Annovazzi-Lodi, P. Colet, I. Fischer, J. Garcia-Ojalvo, C. R. Mirasso, L. Pesquera, K. A. Shore, "Chaos-based communications at high bit rates using commercial
fibre-optic links," Nature 438, 343-346 (2005).

A. Uchida, K. Amano, M. Inoue, K. Hirano, S. Naito, H. Someya, I. Oowada, T. Kurashige, M. Shiki, S. Yoshimori, K. Yoshimura, P. Davis, "Fast physical random bit generation with chaotic semiconductor lasers
," Nature Photon. 2, 728-732 (2008).

M. Virte, K. Panajotov, H. Thienpont, M. Sciamanna, "Deterministic polarization chaos from a laser diode," Nature Photon. 7, 60-65 (2013).

H. Lin, M. M. Valles, Y. Zhang, "Synchronization of chaotic outputs in
multi-transverse-mode vertical-cavity surface-emitting lasers," Opt. Commun.
309, 242-246 (2013).

S. Xiang, W. Pan, B. Luo, L. Yan, X. Zou, N. Jiang, L. Yang, H. Zhu, "Conceal time-delay signature of
chaotic vertical-cavity surface-emitting lasers by variable-polarization optical feedback," Opt. Commun. 284, 5758
-5765 (2011).

P. Xiao, Z.-M. Wu, J.-G. Wu, L. Jiang, T. Deng, X. Tang, L. Fan, G.-Q. Xia, "Time-delay signature
concealment of chaotic output in a vertical-cavity surface-emitting laser with double variable-polarization optical
feedback," Opt. Commun. 286, 339
-343 (2013).

J. G. Wu, G. Q. Xia, Z. M. Wu, "Suppression of time delay signatures of
chaotic output in a semiconductor laser with double optical feedback," Opt. Exp.
17, 20124-20133 (2009).

Y. Hong, "Experimental study of time-delay signature of chaos in mutually coupled
vertical-cavity surface-emitting lasers subject to polarization rotated optical feedback," Opt. Exp. 21, 17894-17903 (2013).

D. Rontani, A. Locquet, M. Sciamanna, D. S. Citrin, "Loss of time-delay signature in the chaotic output of a semiconductor
laser with optical feedback," Opt. Lett. 32, 2960-2962 (2007
).

S. Sivaprakasam, K. A. Shore, "Signal masking for chaotic optical communication using external-cavity diode lasers," Opt. Lett. 24, 1200-1202 (1999).

Y. Hong, M. W. Lee, P. S. Spencer, K. A. Shore, "Synchronization of chaos in unidirectionally coupled vertical-cavity
surface-emitting semiconductor lasers," Opt. Lett. 29, 1215-1217 (2004).

Y. Hong, M. W. Lee, P. S. Spencer, K. A. Shore, "Enhanced chaos synchronization in unidirectionally coupled
vertical-cavity surface-emitting semiconductor lasers with polarization-preserved injection," Opt. Lett. 33, 587-589 (2008).

T. Sano, "Antimode dynamics and chaotic itinerancy in the coherence collapse of
semiconductor lasers with optical feedback," Phys. Rev. A 50
, 2719-2726 (1994).

M. Sondermann, H. Bohnet, T. Ackemann, "Low-frequency fluctuations and
polarization dynamics in vertical-cavity surface-emitting lasers with isotropic feedback," Phys. Rev. A 67, 021802(R)
(2003).

H. Lin, Z. J. Lapin, B. Malla, A. Valle, "Polarization dynamics in a multi-transverse-mode vertical-cavity surface-emitting
laser subject to optical feedback," Phys. Rev. A 77, 033813 (2008).

M. Ozaki, H. Someya, T. Mihara, A. Uchida, S. Yoshimori, K. Panajotov, M. Sciamanna, "Leader-laggard relationship of chaos synchronization in mutually coupled
vertical-cavity surface-emitting lasers with time delay," Phys. Rev. E 79, 026210 (2009).

M. Sciamanna, I. Gatare, A. Locquet, K. Panajotov, "Polarization synchronization in unidirectionally coupled vertical-cavity
surface-emitting lasers with orthogonal optical injection," Phys. Rev. E 75, 056213 (2007).

C. Bandt, B. Pompe, "
Permutation entropy: A natural complexity measure for time series," Phys. Rev. Lett.
88, 174102 (
2002).

R. Hegger, M. J. Bünner, H. Kantz, A. Giaquinta, "Identifying and modeling delay feedback systems," Phys. Rev. Lett. 81, 558
-561 (1998).

C. Masoller, "Anticipation in the synchronization of chaotic semiconductor lasers with
optical feedback," Phys. Rev. Lett. 86, 2782-2785 (2001
).

M. D. Prokhorov, V. I. Ponomarenko, A. S. Karavaev, B. P. Bezruchko, "Reconstruction of time-delayed feedback systems from time
series," Physica D 203, 209-223 (2005).

C. W. Wilmsen, H. Temkin, L. A. Coldren, Vertical-Cavity Surface-Emitting Lasers:
Design, Fabrication, Characterization, and Applications (Cambridge University Press, 1999).