F. Sciarrino, C. Vitelli, F. De Martini, R. G. Glasser, H. Cable, and J. P. Dowling, “Experimental sub-Rayleigh resolution by an unseeded high-gain optical parametric amplifier for quantum lithography,” Phys. Rev. A 77, 012324 (2008).

[CrossRef]

L. Pezzé and A. Smerzi, “Mach-Zehnder Interferometry at the Heisenberg Limit with Coherent and Squeezed-Vacuum Light,” Phys. Rev. Lett. 100, 073601 (2008).

[CrossRef]
[PubMed]

Kishore T. Kapale and J. P. Dowling, “Bootstrapping Approach for Generating Maximally Path-Entangled Photon States,” Phys. Rev. Lett. 99, 053602 (2007).

[CrossRef]
[PubMed]

T. Nagata, R. Okamoto, J. L. O’Brien, K. Sasaki, and S. Takeuchi, “Beating the Standard Quantum Limit with Four-Entangled Photons,” Science 316,726–729 (2007).

[CrossRef]
[PubMed]

G. S. Agarwal, K. W. Chan, R. W. Boyd, H. Cable, and J. P. Dowling “Quantum states of light produced by a high-gain optical parametric amplifier for use in quantum lithography,” J. Opt. Soc. Am. B 24, 270 (2007).

[CrossRef]

B. H. Liu, F. W. Sun, Y. X. Gong, Y. F. Huang, G. C. Guo, and Z. Y. Ou, “Four-photon interference with asymmetric beam splitters,” Opt. Lett. 32, 1320 (2007).

[CrossRef]
[PubMed]

Aziz Kolkiran and G. S. Agarwal, “Heisenberg limited Sagnac interferometry,” Opt. Express 15, 6798–6808 (2007).

[CrossRef]
[PubMed]

Aziz Kolkiran and G. S. Agarwal, “Towards the Heisenberg limit in magnetometry with parametric downconverted photons,” Phys. Rev. A 74, 053810 (2006).

[CrossRef]

R. S. Bennink, S. J. Bentley, R. W. Boyd, and J. C. Howell, “Quantum and Classical Coincidence Imaging,” Phys. Rev. Lett. 92, 033601 (2004).

[CrossRef]
[PubMed]

M.W. Mitchell, J.S. Lundeen, and A.M. Steinberg, “Super-resolving phase measurements with a multiphoton entangled state,” Nature (London) 429, 161 (2004).

[CrossRef]
[PubMed]

P. Walther, J. W. Pan, M. Aspelmeyer, R. Ursin, S. Gasparoni, and A. Zeilinger, “De Broglie wavelength of a non-local four-photon state,” Nature (London) 429, 158–161 (2004).

[CrossRef]
[PubMed]

A. Gatti, E. Brambilla, and L. A. Lugiato, “Entangled Imaging and Wave-Particle Duality: From the Microscopic to the Macroscopic Realm,” Phys. Rev. Lett. 90, 133603 (2003).

[CrossRef]
[PubMed]

R. A. Campos, Christopher C. Gerry, and A. Benmoussa, “Optical interferometry at the Heisenberg limit with twin Fock states and parity measurements,” Phys. Rev. A 68, 023810 (2003).

[CrossRef]

P. Kok, H. Lee, and J. P. Dowling, “Creation of large-photon-number path entanglement conditioned on photodetection,” Phys. Rev. A 65, 052104 (2002).

[CrossRef]

O. Steuernagel, “de Broglie wavelength reduction for multiphoton wave packet,” Phys. Rev. A 65, 033820 (2002).

[CrossRef]

H. Lee, P. Kok, N.J. Cerf, and J.P. Dowling, “Linear optics and projective measurements alone suffice to create large-photon-number path entanglement,” Phys. Rev. A 65, 030101(R) (2002).

[CrossRef]

G. S. Agarwal, R. W. Boyd, E. M. Nagasako, and S. J. Bentley, “Comment on “Quantum interferometric optical lithography: Exploiting entanglement to beat the diffraction limit”,” Phys. Rev. Lett. 86, 1389–1389 (2001).

[CrossRef]
[PubMed]

M. D’Angelo, M. V. Chekhova, and Y. Shih, “Two-photon diffraction and quantum lithography,” Phys. Rev. Lett. 87, 013602 (2001).

[CrossRef]
[PubMed]

A. N. Boto, P. Kok, D. S. Abrams, S. L. Braunstein, C. P. Williams, and J. P. Dowling, “Quantum interferometric optical lithography: Exploiting entanglement to beat the diffraction limit,” Phys. Rev. Lett. 85, 2733–2736 (2000).

[CrossRef]
[PubMed]

J. P. Dowling, “Correlated input-port, matter-wave interferometer: Quantum-noise limits to the atom-laser gyroscope,” Phys. Rev. A 57, 4736–4746 (1998).

[CrossRef]

Z.Y. Ou, “Fundamental quantum limit in precision phase measurement,” Phys. Rev. A 55, 2598–2609 (1997).

[CrossRef]

P. H. Souto Ribeiro and G. A. Barbosa, “Direct and ghost interference in double-slit experiments with coincidence measurements,” Phys. Rev. A 54, 3489 (1996).

[CrossRef]

P. G. Kwiat, K. Mattle, H. Weinfurter, A. Zeilinger, A. V. Sergienko, and Y. Shih, “New High-Intensity Source of Polarization-Entangled Photon Pairs,” Phys. Rev. Lett. 75, 4337 (1995).

[CrossRef]
[PubMed]

Y. H. Shih, A. V. Sergienko, M. H. Rubin, T. E. Kiess, and C. O. Alley, “Two-photon interference in a standard Mach-Zehnder interferometer,” Phys. Rev. A 49, 4243 (1994).

[CrossRef]
[PubMed]

M. J. Holland and K. Burnett, “Interferometric detection of optical-phase shifts at the heisenberg limit,” Phys. Rev. Lett. 71, 1355–1358 (1993).

[CrossRef]
[PubMed]

Z. Y. Ou, X. Y. Zou, L. J. Wang, and L. Mandel, “Experiment on nonclassical 4th-order interference,” Phys. Rev. A 42, 2957–2965 (1990).

[CrossRef]
[PubMed]

J. G. Rarity, P. R. Tapster, E. Jakeman, T. Larchuk, R. A. Campos, M. C. Teich, and B. E. A. Saleh, “2-photon interference in a mach-zehnder interferometer,” Phys. Rev. Lett. 65, 1348–1351 (1990).

[CrossRef]
[PubMed]

C. K. Hong, Z. Y. Ou, and L. Mandel, “Measurement of subpicosecond time intervals between two photons by interference,” Phys. Rev. Lett. 59, 2044–2046 (1987).

[CrossRef]
[PubMed]

B. Y. Zel’dovich and D. N. Klyshko, “Statistics of field in parametric luminescence,” Sov. Phys. JETP Lett. 9, 40–44 (1969).

A. N. Boto, P. Kok, D. S. Abrams, S. L. Braunstein, C. P. Williams, and J. P. Dowling, “Quantum interferometric optical lithography: Exploiting entanglement to beat the diffraction limit,” Phys. Rev. Lett. 85, 2733–2736 (2000).

[CrossRef]
[PubMed]

G. S. Agarwal, K. W. Chan, R. W. Boyd, H. Cable, and J. P. Dowling “Quantum states of light produced by a high-gain optical parametric amplifier for use in quantum lithography,” J. Opt. Soc. Am. B 24, 270 (2007).

[CrossRef]

Aziz Kolkiran and G. S. Agarwal, “Heisenberg limited Sagnac interferometry,” Opt. Express 15, 6798–6808 (2007).

[CrossRef]
[PubMed]

Aziz Kolkiran and G. S. Agarwal, “Towards the Heisenberg limit in magnetometry with parametric downconverted photons,” Phys. Rev. A 74, 053810 (2006).

[CrossRef]

G. S. Agarwal, R. W. Boyd, E. M. Nagasako, and S. J. Bentley, “Comment on “Quantum interferometric optical lithography: Exploiting entanglement to beat the diffraction limit”,” Phys. Rev. Lett. 86, 1389–1389 (2001).

[CrossRef]
[PubMed]

Y. H. Shih, A. V. Sergienko, M. H. Rubin, T. E. Kiess, and C. O. Alley, “Two-photon interference in a standard Mach-Zehnder interferometer,” Phys. Rev. A 49, 4243 (1994).

[CrossRef]
[PubMed]

O. Glöckl, U.L. Andersen, and G. Leuchs, “Quantum interferometry,” in Lectures in quantum information (Wiley- VCH Verlag GmbH & Co KGaA, Weinheim, 2006), pp. 575–590.

P. Walther, J. W. Pan, M. Aspelmeyer, R. Ursin, S. Gasparoni, and A. Zeilinger, “De Broglie wavelength of a non-local four-photon state,” Nature (London) 429, 158–161 (2004).

[CrossRef]
[PubMed]

P. H. Souto Ribeiro and G. A. Barbosa, “Direct and ghost interference in double-slit experiments with coincidence measurements,” Phys. Rev. A 54, 3489 (1996).

[CrossRef]

R. A. Campos, Christopher C. Gerry, and A. Benmoussa, “Optical interferometry at the Heisenberg limit with twin Fock states and parity measurements,” Phys. Rev. A 68, 023810 (2003).

[CrossRef]

R. S. Bennink, S. J. Bentley, R. W. Boyd, and J. C. Howell, “Quantum and Classical Coincidence Imaging,” Phys. Rev. Lett. 92, 033601 (2004).

[CrossRef]
[PubMed]

R. S. Bennink, S. J. Bentley, R. W. Boyd, and J. C. Howell, “Quantum and Classical Coincidence Imaging,” Phys. Rev. Lett. 92, 033601 (2004).

[CrossRef]
[PubMed]

G. S. Agarwal, R. W. Boyd, E. M. Nagasako, and S. J. Bentley, “Comment on “Quantum interferometric optical lithography: Exploiting entanglement to beat the diffraction limit”,” Phys. Rev. Lett. 86, 1389–1389 (2001).

[CrossRef]
[PubMed]

A. N. Boto, P. Kok, D. S. Abrams, S. L. Braunstein, C. P. Williams, and J. P. Dowling, “Quantum interferometric optical lithography: Exploiting entanglement to beat the diffraction limit,” Phys. Rev. Lett. 85, 2733–2736 (2000).

[CrossRef]
[PubMed]

G. S. Agarwal, K. W. Chan, R. W. Boyd, H. Cable, and J. P. Dowling “Quantum states of light produced by a high-gain optical parametric amplifier for use in quantum lithography,” J. Opt. Soc. Am. B 24, 270 (2007).

[CrossRef]

R. S. Bennink, S. J. Bentley, R. W. Boyd, and J. C. Howell, “Quantum and Classical Coincidence Imaging,” Phys. Rev. Lett. 92, 033601 (2004).

[CrossRef]
[PubMed]

G. S. Agarwal, R. W. Boyd, E. M. Nagasako, and S. J. Bentley, “Comment on “Quantum interferometric optical lithography: Exploiting entanglement to beat the diffraction limit”,” Phys. Rev. Lett. 86, 1389–1389 (2001).

[CrossRef]
[PubMed]

A. Gatti, E. Brambilla, and L. A. Lugiato, “Entangled Imaging and Wave-Particle Duality: From the Microscopic to the Macroscopic Realm,” Phys. Rev. Lett. 90, 133603 (2003).

[CrossRef]
[PubMed]

A. N. Boto, P. Kok, D. S. Abrams, S. L. Braunstein, C. P. Williams, and J. P. Dowling, “Quantum interferometric optical lithography: Exploiting entanglement to beat the diffraction limit,” Phys. Rev. Lett. 85, 2733–2736 (2000).

[CrossRef]
[PubMed]

M. J. Holland and K. Burnett, “Interferometric detection of optical-phase shifts at the heisenberg limit,” Phys. Rev. Lett. 71, 1355–1358 (1993).

[CrossRef]
[PubMed]

F. Sciarrino, C. Vitelli, F. De Martini, R. G. Glasser, H. Cable, and J. P. Dowling, “Experimental sub-Rayleigh resolution by an unseeded high-gain optical parametric amplifier for quantum lithography,” Phys. Rev. A 77, 012324 (2008).

[CrossRef]

G. S. Agarwal, K. W. Chan, R. W. Boyd, H. Cable, and J. P. Dowling “Quantum states of light produced by a high-gain optical parametric amplifier for use in quantum lithography,” J. Opt. Soc. Am. B 24, 270 (2007).

[CrossRef]

R. A. Campos, Christopher C. Gerry, and A. Benmoussa, “Optical interferometry at the Heisenberg limit with twin Fock states and parity measurements,” Phys. Rev. A 68, 023810 (2003).

[CrossRef]

J. G. Rarity, P. R. Tapster, E. Jakeman, T. Larchuk, R. A. Campos, M. C. Teich, and B. E. A. Saleh, “2-photon interference in a mach-zehnder interferometer,” Phys. Rev. Lett. 65, 1348–1351 (1990).

[CrossRef]
[PubMed]

H. Lee, P. Kok, N.J. Cerf, and J.P. Dowling, “Linear optics and projective measurements alone suffice to create large-photon-number path entanglement,” Phys. Rev. A 65, 030101(R) (2002).

[CrossRef]

M. D’Angelo, M. V. Chekhova, and Y. Shih, “Two-photon diffraction and quantum lithography,” Phys. Rev. Lett. 87, 013602 (2001).

[CrossRef]
[PubMed]

M. D’Angelo, M. V. Chekhova, and Y. Shih, “Two-photon diffraction and quantum lithography,” Phys. Rev. Lett. 87, 013602 (2001).

[CrossRef]
[PubMed]

F. Sciarrino, C. Vitelli, F. De Martini, R. G. Glasser, H. Cable, and J. P. Dowling, “Experimental sub-Rayleigh resolution by an unseeded high-gain optical parametric amplifier for quantum lithography,” Phys. Rev. A 77, 012324 (2008).

[CrossRef]

F. Sciarrino, C. Vitelli, F. De Martini, R. G. Glasser, H. Cable, and J. P. Dowling, “Experimental sub-Rayleigh resolution by an unseeded high-gain optical parametric amplifier for quantum lithography,” Phys. Rev. A 77, 012324 (2008).

[CrossRef]

G. S. Agarwal, K. W. Chan, R. W. Boyd, H. Cable, and J. P. Dowling “Quantum states of light produced by a high-gain optical parametric amplifier for use in quantum lithography,” J. Opt. Soc. Am. B 24, 270 (2007).

[CrossRef]

Kishore T. Kapale and J. P. Dowling, “Bootstrapping Approach for Generating Maximally Path-Entangled Photon States,” Phys. Rev. Lett. 99, 053602 (2007).

[CrossRef]
[PubMed]

P. Kok, H. Lee, and J. P. Dowling, “Creation of large-photon-number path entanglement conditioned on photodetection,” Phys. Rev. A 65, 052104 (2002).

[CrossRef]

A. N. Boto, P. Kok, D. S. Abrams, S. L. Braunstein, C. P. Williams, and J. P. Dowling, “Quantum interferometric optical lithography: Exploiting entanglement to beat the diffraction limit,” Phys. Rev. Lett. 85, 2733–2736 (2000).

[CrossRef]
[PubMed]

J. P. Dowling, “Correlated input-port, matter-wave interferometer: Quantum-noise limits to the atom-laser gyroscope,” Phys. Rev. A 57, 4736–4746 (1998).

[CrossRef]

H. Lee, P. Kok, N.J. Cerf, and J.P. Dowling, “Linear optics and projective measurements alone suffice to create large-photon-number path entanglement,” Phys. Rev. A 65, 030101(R) (2002).

[CrossRef]

Baris I. Erkmen and Jeffrey H. Shapiro, “Ghost Imaging: What is quantum, what is not,” http://arxiv.org/abs/quant-ph/0612070.

P. Walther, J. W. Pan, M. Aspelmeyer, R. Ursin, S. Gasparoni, and A. Zeilinger, “De Broglie wavelength of a non-local four-photon state,” Nature (London) 429, 158–161 (2004).

[CrossRef]
[PubMed]

A. Gatti, E. Brambilla, and L. A. Lugiato, “Entangled Imaging and Wave-Particle Duality: From the Microscopic to the Macroscopic Realm,” Phys. Rev. Lett. 90, 133603 (2003).

[CrossRef]
[PubMed]

R. A. Campos, Christopher C. Gerry, and A. Benmoussa, “Optical interferometry at the Heisenberg limit with twin Fock states and parity measurements,” Phys. Rev. A 68, 023810 (2003).

[CrossRef]

F. Sciarrino, C. Vitelli, F. De Martini, R. G. Glasser, H. Cable, and J. P. Dowling, “Experimental sub-Rayleigh resolution by an unseeded high-gain optical parametric amplifier for quantum lithography,” Phys. Rev. A 77, 012324 (2008).

[CrossRef]

O. Glöckl, U.L. Andersen, and G. Leuchs, “Quantum interferometry,” in Lectures in quantum information (Wiley- VCH Verlag GmbH & Co KGaA, Weinheim, 2006), pp. 575–590.

M. J. Holland and K. Burnett, “Interferometric detection of optical-phase shifts at the heisenberg limit,” Phys. Rev. Lett. 71, 1355–1358 (1993).

[CrossRef]
[PubMed]

C. K. Hong, Z. Y. Ou, and L. Mandel, “Measurement of subpicosecond time intervals between two photons by interference,” Phys. Rev. Lett. 59, 2044–2046 (1987).

[CrossRef]
[PubMed]

R. S. Bennink, S. J. Bentley, R. W. Boyd, and J. C. Howell, “Quantum and Classical Coincidence Imaging,” Phys. Rev. Lett. 92, 033601 (2004).

[CrossRef]
[PubMed]

J. G. Rarity, P. R. Tapster, E. Jakeman, T. Larchuk, R. A. Campos, M. C. Teich, and B. E. A. Saleh, “2-photon interference in a mach-zehnder interferometer,” Phys. Rev. Lett. 65, 1348–1351 (1990).

[CrossRef]
[PubMed]

Kishore T. Kapale and J. P. Dowling, “Bootstrapping Approach for Generating Maximally Path-Entangled Photon States,” Phys. Rev. Lett. 99, 053602 (2007).

[CrossRef]
[PubMed]

Y. H. Shih, A. V. Sergienko, M. H. Rubin, T. E. Kiess, and C. O. Alley, “Two-photon interference in a standard Mach-Zehnder interferometer,” Phys. Rev. A 49, 4243 (1994).

[CrossRef]
[PubMed]

B. Y. Zel’dovich and D. N. Klyshko, “Statistics of field in parametric luminescence,” Sov. Phys. JETP Lett. 9, 40–44 (1969).

H. Lee, P. Kok, N.J. Cerf, and J.P. Dowling, “Linear optics and projective measurements alone suffice to create large-photon-number path entanglement,” Phys. Rev. A 65, 030101(R) (2002).

[CrossRef]

P. Kok, H. Lee, and J. P. Dowling, “Creation of large-photon-number path entanglement conditioned on photodetection,” Phys. Rev. A 65, 052104 (2002).

[CrossRef]

A. N. Boto, P. Kok, D. S. Abrams, S. L. Braunstein, C. P. Williams, and J. P. Dowling, “Quantum interferometric optical lithography: Exploiting entanglement to beat the diffraction limit,” Phys. Rev. Lett. 85, 2733–2736 (2000).

[CrossRef]
[PubMed]

P. G. Kwiat, K. Mattle, H. Weinfurter, A. Zeilinger, A. V. Sergienko, and Y. Shih, “New High-Intensity Source of Polarization-Entangled Photon Pairs,” Phys. Rev. Lett. 75, 4337 (1995).

[CrossRef]
[PubMed]

J. G. Rarity, P. R. Tapster, E. Jakeman, T. Larchuk, R. A. Campos, M. C. Teich, and B. E. A. Saleh, “2-photon interference in a mach-zehnder interferometer,” Phys. Rev. Lett. 65, 1348–1351 (1990).

[CrossRef]
[PubMed]

H. Lee, P. Kok, N.J. Cerf, and J.P. Dowling, “Linear optics and projective measurements alone suffice to create large-photon-number path entanglement,” Phys. Rev. A 65, 030101(R) (2002).

[CrossRef]

P. Kok, H. Lee, and J. P. Dowling, “Creation of large-photon-number path entanglement conditioned on photodetection,” Phys. Rev. A 65, 052104 (2002).

[CrossRef]

O. Glöckl, U.L. Andersen, and G. Leuchs, “Quantum interferometry,” in Lectures in quantum information (Wiley- VCH Verlag GmbH & Co KGaA, Weinheim, 2006), pp. 575–590.

A. Gatti, E. Brambilla, and L. A. Lugiato, “Entangled Imaging and Wave-Particle Duality: From the Microscopic to the Macroscopic Realm,” Phys. Rev. Lett. 90, 133603 (2003).

[CrossRef]
[PubMed]

M.W. Mitchell, J.S. Lundeen, and A.M. Steinberg, “Super-resolving phase measurements with a multiphoton entangled state,” Nature (London) 429, 161 (2004).

[CrossRef]
[PubMed]

Z. Y. Ou, X. Y. Zou, L. J. Wang, and L. Mandel, “Experiment on nonclassical 4th-order interference,” Phys. Rev. A 42, 2957–2965 (1990).

[CrossRef]
[PubMed]

C. K. Hong, Z. Y. Ou, and L. Mandel, “Measurement of subpicosecond time intervals between two photons by interference,” Phys. Rev. Lett. 59, 2044–2046 (1987).

[CrossRef]
[PubMed]

P. G. Kwiat, K. Mattle, H. Weinfurter, A. Zeilinger, A. V. Sergienko, and Y. Shih, “New High-Intensity Source of Polarization-Entangled Photon Pairs,” Phys. Rev. Lett. 75, 4337 (1995).

[CrossRef]
[PubMed]

M.W. Mitchell, J.S. Lundeen, and A.M. Steinberg, “Super-resolving phase measurements with a multiphoton entangled state,” Nature (London) 429, 161 (2004).

[CrossRef]
[PubMed]

G. S. Agarwal, R. W. Boyd, E. M. Nagasako, and S. J. Bentley, “Comment on “Quantum interferometric optical lithography: Exploiting entanglement to beat the diffraction limit”,” Phys. Rev. Lett. 86, 1389–1389 (2001).

[CrossRef]
[PubMed]

T. Nagata, R. Okamoto, J. L. O’Brien, K. Sasaki, and S. Takeuchi, “Beating the Standard Quantum Limit with Four-Entangled Photons,” Science 316,726–729 (2007).

[CrossRef]
[PubMed]

T. Nagata, R. Okamoto, J. L. O’Brien, K. Sasaki, and S. Takeuchi, “Beating the Standard Quantum Limit with Four-Entangled Photons,” Science 316,726–729 (2007).

[CrossRef]
[PubMed]

T. Nagata, R. Okamoto, J. L. O’Brien, K. Sasaki, and S. Takeuchi, “Beating the Standard Quantum Limit with Four-Entangled Photons,” Science 316,726–729 (2007).

[CrossRef]
[PubMed]

B. H. Liu, F. W. Sun, Y. X. Gong, Y. F. Huang, G. C. Guo, and Z. Y. Ou, “Four-photon interference with asymmetric beam splitters,” Opt. Lett. 32, 1320 (2007).

[CrossRef]
[PubMed]

Z. Y. Ou, X. Y. Zou, L. J. Wang, and L. Mandel, “Experiment on nonclassical 4th-order interference,” Phys. Rev. A 42, 2957–2965 (1990).

[CrossRef]
[PubMed]

C. K. Hong, Z. Y. Ou, and L. Mandel, “Measurement of subpicosecond time intervals between two photons by interference,” Phys. Rev. Lett. 59, 2044–2046 (1987).

[CrossRef]
[PubMed]

Z.Y. Ou, “Fundamental quantum limit in precision phase measurement,” Phys. Rev. A 55, 2598–2609 (1997).

[CrossRef]

P. Walther, J. W. Pan, M. Aspelmeyer, R. Ursin, S. Gasparoni, and A. Zeilinger, “De Broglie wavelength of a non-local four-photon state,” Nature (London) 429, 158–161 (2004).

[CrossRef]
[PubMed]

L. Pezzé and A. Smerzi, “Mach-Zehnder Interferometry at the Heisenberg Limit with Coherent and Squeezed-Vacuum Light,” Phys. Rev. Lett. 100, 073601 (2008).

[CrossRef]
[PubMed]

J. G. Rarity, P. R. Tapster, E. Jakeman, T. Larchuk, R. A. Campos, M. C. Teich, and B. E. A. Saleh, “2-photon interference in a mach-zehnder interferometer,” Phys. Rev. Lett. 65, 1348–1351 (1990).

[CrossRef]
[PubMed]

P. H. Souto Ribeiro and G. A. Barbosa, “Direct and ghost interference in double-slit experiments with coincidence measurements,” Phys. Rev. A 54, 3489 (1996).

[CrossRef]

Y. H. Shih, A. V. Sergienko, M. H. Rubin, T. E. Kiess, and C. O. Alley, “Two-photon interference in a standard Mach-Zehnder interferometer,” Phys. Rev. A 49, 4243 (1994).

[CrossRef]
[PubMed]

J. G. Rarity, P. R. Tapster, E. Jakeman, T. Larchuk, R. A. Campos, M. C. Teich, and B. E. A. Saleh, “2-photon interference in a mach-zehnder interferometer,” Phys. Rev. Lett. 65, 1348–1351 (1990).

[CrossRef]
[PubMed]

T. Nagata, R. Okamoto, J. L. O’Brien, K. Sasaki, and S. Takeuchi, “Beating the Standard Quantum Limit with Four-Entangled Photons,” Science 316,726–729 (2007).

[CrossRef]
[PubMed]

O. Steuernagel and S. Scheel, “Approaching the Heisenberg limit with two mode squeezed states,” J. Opt. B: Quantum Semiclass. Opt. 6 S66–S70 (2004).

[CrossRef]

F. Sciarrino, C. Vitelli, F. De Martini, R. G. Glasser, H. Cable, and J. P. Dowling, “Experimental sub-Rayleigh resolution by an unseeded high-gain optical parametric amplifier for quantum lithography,” Phys. Rev. A 77, 012324 (2008).

[CrossRef]

P. G. Kwiat, K. Mattle, H. Weinfurter, A. Zeilinger, A. V. Sergienko, and Y. Shih, “New High-Intensity Source of Polarization-Entangled Photon Pairs,” Phys. Rev. Lett. 75, 4337 (1995).

[CrossRef]
[PubMed]

Y. H. Shih, A. V. Sergienko, M. H. Rubin, T. E. Kiess, and C. O. Alley, “Two-photon interference in a standard Mach-Zehnder interferometer,” Phys. Rev. A 49, 4243 (1994).

[CrossRef]
[PubMed]

Baris I. Erkmen and Jeffrey H. Shapiro, “Ghost Imaging: What is quantum, what is not,” http://arxiv.org/abs/quant-ph/0612070.

M. D’Angelo, M. V. Chekhova, and Y. Shih, “Two-photon diffraction and quantum lithography,” Phys. Rev. Lett. 87, 013602 (2001).

[CrossRef]
[PubMed]

P. G. Kwiat, K. Mattle, H. Weinfurter, A. Zeilinger, A. V. Sergienko, and Y. Shih, “New High-Intensity Source of Polarization-Entangled Photon Pairs,” Phys. Rev. Lett. 75, 4337 (1995).

[CrossRef]
[PubMed]

Y. H. Shih, A. V. Sergienko, M. H. Rubin, T. E. Kiess, and C. O. Alley, “Two-photon interference in a standard Mach-Zehnder interferometer,” Phys. Rev. A 49, 4243 (1994).

[CrossRef]
[PubMed]

L. Pezzé and A. Smerzi, “Mach-Zehnder Interferometry at the Heisenberg Limit with Coherent and Squeezed-Vacuum Light,” Phys. Rev. Lett. 100, 073601 (2008).

[CrossRef]
[PubMed]

M.W. Mitchell, J.S. Lundeen, and A.M. Steinberg, “Super-resolving phase measurements with a multiphoton entangled state,” Nature (London) 429, 161 (2004).

[CrossRef]
[PubMed]

O. Steuernagel, “de Broglie wavelength reduction for multiphoton wave packet,” Phys. Rev. A 65, 033820 (2002).

[CrossRef]

O. Steuernagel and S. Scheel, “Approaching the Heisenberg limit with two mode squeezed states,” J. Opt. B: Quantum Semiclass. Opt. 6 S66–S70 (2004).

[CrossRef]

T. Nagata, R. Okamoto, J. L. O’Brien, K. Sasaki, and S. Takeuchi, “Beating the Standard Quantum Limit with Four-Entangled Photons,” Science 316,726–729 (2007).

[CrossRef]
[PubMed]

J. G. Rarity, P. R. Tapster, E. Jakeman, T. Larchuk, R. A. Campos, M. C. Teich, and B. E. A. Saleh, “2-photon interference in a mach-zehnder interferometer,” Phys. Rev. Lett. 65, 1348–1351 (1990).

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