Ghost problems from Pauli–Villars to fourth-order quantum gravity and their resolution

DOI10.1142/S0218271820430099zbMath1454.81135arXiv2004.00376OpenAlexW3014855805MaRDI QIDQ4963868

Philip D. Mannheim

Publication date: 23 February 2021

Published in: International Journal of Modern Physics D (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2004.00376

zbMATH Keywords

PT symmetryhigher-derivative gravityPauli-VillarsLee-Wick

Mathematics Subject Classification ID

Model quantum field theories (81T10) Gravitational interaction in quantum theory (81V17) Nonselfadjoint operator theory in quantum theory including creation and destruction operators (81Q12)

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Cites Work

• Unnamed Item
• Making the case for conformal gravity
• Dirac quantization of the Pais-Uhlenbeck fourth order oscillator
• Lee model and quantisation of non linear field equations
• Real Spectra in Non-Hermitian Hamiltonians Having<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi mathvariant="bold-script">P</mml:mi><mml:mi mathvariant="bold-script">T</mml:mi></mml:math>Symmetry
• Antilinearity rather than Hermiticity as a guiding principle for quantum theory
• 𝓟𝓣-symmetric quantum mechanics
• On the Invariant Regularization in Relativistic Quantum Theory
• On Field Theories with Non-Localized Action
• Some Special Examples in Renormalizable Field Theory

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