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Conformal transformations and Nordstr\"om's scalar theory of gravity
General Relativity and Quantum Cosmology · Submitted 24 Dec 2010
abstract compiled · 2026-09-23 · no language-model review
The authors' main claim We show in particular that they could be useful to extend manifolds through curvature singularities.
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The abstract, sentence by sentence
As we shall briefly recall, Nordstr\"om's theory of gravity is observationally ruled out. It is however an interesting example of non-minimal coupling of matter to gravity and of the role of conformal transformations. We show in particular that they could be useful to extend manifolds through curvature singularities.
background contribution method result interpretation main claim
| # | sentence | role | the authors' own work | states the main conclusion | strength |
|---|---|---|---|---|---|
| s0 | As we shall briefly recall, Nordstr\"om's theory of gravity is observationally ruled out. | background 1.00 | 0.05 | 0.07 | asserted 1.00 |
| s1 | It is however an interesting example of non-minimal coupling of matter to gravity and of the role of conformal transformations. | background 0.95 | 0.10 | 0.07 | asserted 0.99 |
| s2 | We show in particular that they could be useful to extend manifolds through curvature singularities. | result 0.68 | 0.86 | 0.69 | hedged possibility 0.88 |
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The paper
Original abstract
As we shall briefly recall, Nordstr\"om's theory of gravity is observationally ruled out. It is however an interesting example of non-minimal coupling of matter to gravity and of the role of conformal transformations. We show in particular that they could be useful to extend manifolds through curvature singularities.
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How the literature uses it
2 arXiv papers cite this in 3 sentences
Papers citing it
Cites it as background 2 papers
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To make things worse, additional confusion may be related with the issue on the physical equivalence between the different conformal frames in which a given scalar-tensor theory can be formulated, also known as the 'conformal transformations issue' [ref] .
Selected topics in scalar-tensor theories and beyond · Are the Horndeski theories a generalization of just scalar-tensor theories or of something else? · 0.89
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Several other studies analyzed their properties [ref] .
Stratified scalar field theories of gravitation with self-energy term and effective particle Lagrangian · Introduction · 0.99
What it cites · 4 sentences without a confident label
Cites as background 1 paper
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Conformal transformations between Jordan and Einstein “frames" (that is, metrics) are currently extensively used in e.g. “modified-gravity" theories, such as those based on $f(R)$ actions often invoked to model dark energy (see e.g. [ref] for a review).
f(R) theories · Introduction · 0.98
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