[1] Mandal, S.U. (2018) Symmetry Breaking under Canonical Transformation in Real Scalar Field Theory.
[2] Perelomov, A.M. (1986) Generalized Coherent States and Their Applications of Modern Methods of Plant Analysis. Springer-Verlag, Berlin.
[3] Umezawa, H., Matsumoto, H. and Tachiki, M. (1982) Thermo Field Dynamics and Condensed States.
[4] Sato, H.-T. and Suzuki, H. (1994) On Bogoliubov Transformation of Scalar Wave Functions in de Sitter Space. Modern Physics Letters A, 9, 3673-3684.
https://doi.org/10.1142/S0217732394003518
[5] Das, A. and De Benedictis, A. (2012) The General Theory of Relativity: A Mathematical Exposition. Springer-Verlag, New York.
[6] Steven, W. (1972) Gravitation and Cosmology: Principles and Applications of the General Theory of Relativity. Wiley, Hoboken.
[7] Sigbjorn, H.Y.G. (2007) Einstein’s General Theory of Relativity. Springer, Berlin.
[8] Goldstone, J., Salam, A. and Weinberg, S. (1962) Broken Symmetries. Physical Review, 127, 965-970.
https://doi.org/10.1103/PhysRev.127.965
[9] Schakel, A.M.J. (1998) Boulevard of Broken Symmetries.
[10] Birrell, N.D. and Davies, P.C.W. (1984) Quantum Fields in Curved Space of Cambridge Monographs on Mathematical Physics. CUP Edition, Cambridge University Press, Cambridge.
[11] Ford, L.H. (1997) Quantum Field Theory in Curved Space-Time. Particles and Fields. Proceedings, 9th Jorge Andre Swieca Summer School, Campos do Jordao, 16-28 February 1997, 345-388.
[12] Parker, L. and Toms, D. (2009) Quantum Field Theory in Curved Spacetime: Quantized Fields and Gravity of Cambridge Monographs on Mathematical Physics. Cambridge University Press, Cambridge.
[13] Ambrus, V.E. (2014) Dirac Fermions on Rotating Space-Times. PhD Thesis, University of Sheffield.
[14] Arovas, D. (2013) Lecture Notes on Thermodynamics and Statistical Mechanics (A Work in Progress).
[15] Vilenkin, A. (1980) Quantum Field Theory at Finite Temperature in a Rotating System. Physical Review D, 21, 2260-2269.
https://doi.org/10.1103/PhysRevD.21.2260
[16] Das, A. (1997) Finite Temperature Field Theory.
[17] Kapusta, J.I. (1989) Finite-Temperature Field Theory of Cambridge Monographs on Mathematical Physics. Cambridge University Press, Cambridge.
[18] Laine, M. and Vuorinen, A. (2016) Basics of Thermal Field Theory. Lecture Notes in Physics, Vol. 925, Springer, Berlin.
https://doi.org/10.1007/978-3-319-31933-9
[19] Yang, Y. (2011) An Introduction to Thermal Field Theory. Imperial College, London.
[20] Ahmadzadegan, A. (2017) Probing the Unruh and Hawking Effects Using Unruh-DeWitt Detectors. PhD Thesis, U. Waterloo (Main).
[21] Birrell, N.D. and Davies, P.C.W. (1980) Massive Particle Production in Anisotropic Space-Times. Journal of Physics A: Mathematical and General, 13, 2109.
https://doi.org/10.1088/0305-4470/13/6/032
[22] Biswas, S., Guha, J. and Sarkar, N.G. (1995) Particle Production in de Sitter Space. Classical and Quantum Gravity, 12, 1591.
https://doi.org/10.1088/0264-9381/12/7/005
[23] Mo Chitre, D. and Hartle, J.B. (1977) Path-Integral Quantization and Cosmological Particle Production: An Example. Physical Review D, 16, 251.
https://doi.org/10.1103/PhysRevD.16.251
[24] Crispino, L.C.B., Higuchi, A. and Matsas, G.E.A. (2008) The Unruh Effect and Its Applications. Reviews of Modern Physics, 80, 787-838.
https://doi.org/10.1103/RevModPhys.80.787
[25] Davies, P.C.W. (1975) Scalar Production in Schwarzschild and Rindler Metrics. Journal of Physics A: Mathematical and General, 8, 609.
https://doi.org/10.1088/0305-4470/8/4/022
[26] Degner, A. and Verch, R. (2010) Cosmological Particle Creation in States of Low Energy. Journal of Mathematical Physics, 51, 022302.
https://doi.org/10.1063/1.3271106
[27] Duru, I.H. and ünal, N. (1986) Particle Production in Expanding Universes with Path Integrals. Physical Review D, 34, 959.
https://doi.org/10.1103/PhysRevD.34.959
[28] Frieman, J.A. (1989) Particle Creation in Inhomogeneous Spacetimes. Physical Review D, 39, 389-398.
https://doi.org/10.1103/PhysRevD.39.389
[29] Winitzki, S. (2005) Cosmological Particle Production and the Precision of the WKB Approximation. Physical Review D, 72, Article ID: 104011.
https://doi.org/10.1103/PhysRevD.72.104011
[30] Buchholz, D. and Verch, R. (2015) Macroscopic Aspects of the Unruh Effect. Classical and Quantum Gravity, 32, 245004.
https://doi.org/10.1088/0264-9381/32/24/245004
[31] Blasone, M., Lambiase, G. and Luciano, G.G. (2017) Nonthermal Signature of the Unruh Effect in Field Mixing. Physical Review, D96, 025023.
https://doi.org/10.1103/PhysRevD.96.025023
[32] Ford, G.W. and O’Connell, R.F. (2006) Is There Unruh Radiation? Physics Letters, A350, 17-26.
https://doi.org/10.1016/j.physleta.2005.09.068
[33] Nikolic, H. (2001) Inappropriateness of the Rindler Quantization. Modern Physics Letters A, 16, 579-581.
https://doi.org/10.1142/S0217732301003681
[34] Rosu, H.C. (2001) Hawking Like Effects and Unruh Like Effects: Toward Experiments? Gravitation and Cosmology, 7, 1-17.