Year 2022 - Issue 2 - March-April
QGRAV 2021

Quantum gravity, higher derivatives and nonlocality
Authors: Luca Buoninfante, K. Sravan Kumar
DOI: 10.1393/ncc/i2022-22025-8
Published online 19 May 2022
Article: 25
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On Quadratic Gravity
Authors: John F. Donoghue, Gabriel Menezes
DOI: 10.1393/ncc/i2022-22026-7
Published online 3 May 2022
Article: 26
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Solution to the ghost problem in higher-derivative gravity
Authors: Philip D. Mannheim
DOI: 10.1393/ncc/i2022-22027-6
Published online 3 May 2022
Article: 27
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Form factors in quantum gravity: Contrasting non-local, ghost-free gravity and Asymptotic Safety
Authors: B. Knorr, C. Ripken, F. Saueressig
DOI: 10.1393/ncc/i2022-22028-5
Published online 3 May 2022
Article: 28
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Status update: Asymptotically safe gravity-matter systems
Authors: Astrid Eichhorn
DOI: 10.1393/ncc/i2022-22029-4
Published online 19 May 2022
Article: 29
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Several aspects of nonlocal field theory and gravity
Authors: N. V. Krasnikov
DOI: 10.1393/ncc/i2022-22030-y
Published online 19 May 2022
Article: 30
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Ghosts in ghost-free analytic infinite derivative gravity
Authors: Alexey S. Koshelev
DOI: 10.1393/ncc/i2022-22031-x
Published online 19 May 2022
Article: 31
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Nonlocal vertices, UV "opaqueness" and causality
Authors: Paokuan Chin, E. T. Tomboulis
DOI: 10.1393/ncc/i2022-22032-9
Published online 3 May 2022
Article: 32
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Lorentz non-invariance, locality, unitarity and renormalizability in quantum gravity
Authors: A. O. Barvinsky
DOI: 10.1393/ncc/i2022-22033-8
Published online 3 May 2022
Article: 33
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The running vacuum in effective quantum gravity
Authors: Breno L. Giacchini, Tibério de Paula Netto, Ilya L. Shapiro
DOI: 10.1393/ncc/i2022-22034-7
Published online 3 May 2022
Article: 34
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Structure of discontinuities in beta functions in higher-derivative gauge theories
Authors: L. Rachwal
DOI: 10.1393/ncc/i2022-22035-6
Published online 3 May 2022
Article: 35
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UV completion and not quite black holes
Authors: B. Holdom
DOI: 10.1393/ncc/i2022-22036-5
Published online 3 May 2022
Article: 36
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Black holes in quantum gravity
Authors: Xavier Calmet, Folkert Kuipers
DOI: 10.1393/ncc/i2022-22037-4
Published online 3 May 2022
Article: 37
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Limiting curvature models of gravity
Authors: Valeri P. Frolov
DOI: 10.1393/ncc/i2022-22038-3
Published online 3 May 2022
Article: 38
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Regularization of Newtonian-limit singularities in higher-derivative gravity models
Authors: Breno L. Giacchini
DOI: 10.1393/ncc/i2022-22039-2
Published online 3 May 2022
Article: 39
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String cosmology and the breakdown of local effective field theory
Authors: Robert Brandenberger
DOI: 10.1393/ncc/i2022-22040-9
Published online 3 May 2022
Article: 40
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Cosmological perturbations in Palatini formalism
Authors: Masahide Yamaguchi, Mio Kubota, Kinya-Oda, Keigo Shimada
DOI: 10.1393/ncc/i2022-22041-8
Published online 3 May 2022
Article: 41
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