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Supersymmetric multi-charge AdS_5 black holes

High Energy Physics - Theory · Submitted 20 Jan 2006 · 17 references

Pith's verdict: The paper that closes out supersymmetric AdS5 black holes: a four-parameter U(1)^3 family containing all three earlier solutions as limits, and the construction holds up.

T0 · AI review

How this review was made: An AI referee (selfhosted/deepseek-v4.1-flash) read the paper on October 29, 2026 and answered a fixed list of questions about it. T0 is the starting level every paper gets. The levels describe how deeply Pith has checked the paper, never the authors.

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  5. T4 Proof Those claims proved, and the proof checked by computer.

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arXiv IDhep-th/0601156 (version 1)
Pith ID4MS5OJBC, Pith's permanent record of this paper and its review
CitationHari K. Kunduri, Harvey S. Reall, James Lucietti. "Supersymmetric multi-charge AdS_5 black holes." arXiv:hep-th/0601156 (2006). https://pith.science/paper/4MS5OJBC
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Referee report
The paper

The paper claims

A single four-parameter family of supersymmetric, asymptotically anti-de Sitter black holes in five dimensions is claimed to contain every previously known example as a special case.

The reading

The paper asks whether the small zoo of known supersymmetric, asymptotically anti-de Sitter black holes in five dimensions consists of unrelated special cases or of points on one family. Working in five-dimensional gauged supergravity with three abelian gauge fields, the authors construct a solution carrying three electric charges and two independent angular momenta, with the BPS mass relation tying the five quantities together so that only four parameters are free. They then show that the earlier one-, two- and three-parameter solutions all sit inside it at particular parameter values. The payoff is organisational and computational: one metric, one set of charges, and one horizon-area formula that can be varied with respect to spin, which is the kind of handle one wants before asking what a dual four-dimensional gauge theory is counting.

What carries the argument

The load-bearing device is the canonical form of timelike supersymmetric solutions of five-dimensional gauged supergravity: the metric is $ds^2 = -f^2(dt+omega)^2 + f^{-1}h_{mn}dx^m dx^n$ over a four-dimensional Kähler base space $B$ with anti-self-dual Kähler form, the Maxwell fields are fixed by $F^I = d[X^I f(dt+omega)] + Theta^I - 9g f^{-1}C^{IJK}bar{X}_J X_K J$, and the Ricci form of $B$ obeys $R = dP$ with $P_m = 3g bar{X}_I(A^I_m - f X^I omega_m)$, which also determines $f$. The authors take the base space shared by the two known unequal-spin solutions, a cohomogeneity-2 Kähler metric depending on only two invariant combinations $A,B$, note that it is Kähler for any value of $r_0$ and that one parameter is removable by a coordinate transformation, and then solve the remaining conditions with an ansatz whose free constants are pinned by self-duality of $Theta^I$, by the Ricci-form equation, and by the constraint $beta_1 = 2r_m^2$.

Extended reading notes

Core claim

The central claim is an explicit supersymmetric black hole of five-dimensional $U(1)^3$ gauged supergravity, asymptotically AdS$_5$, specified by three electric charges and two angular momenta subject to one constraint. The metric is written in the canonical form $ds^2 = -(H_1H_2H_3)^{-2/3}(dt+omega_phi dphi+omega_psi dpsi)^2 + (H_1H_2H_3)^{1/3}h_{mn}dx^m dx^n$, with the four-dimensional base metric $h$ carrying the two rotation parameters $a,b$ and the harmonic-type functions $H_I$ carrying the charge parameters $mu_I$, constrained by $mu_1+mu_2+mu_3 = (2r_m^2 + 3g^{-2}(1-sqrt{Xi_aXi_b}))/sqrt{Xi_aXi_b}$ with $r_m^2 = g^{-1}(a+b)+ab$. The authors show that the metric and field strengths extend analytically through $r=0$, which is a Killing horizon of the supersymmetric Killing field with angular velocities $Omega_phi = Omega_psi = g$, and they give the mass, the three electric charges, both angular momenta, and the horizon area in closed form. At fixed electric charge the horizon area is largest, and the mass smallest, when $a=b$, i.e. when the two angular momenta are equal.

Load-bearing premise

The construction assumes that once the supersymmetry conditions and the Bianchi identities are satisfied the Maxwell equations impose no further restriction on the parameters; the paper states this outcome in one line without displaying the computation, so the advertised parameter count and the claim to contain all known solutions rest on a step the reader cannot check from the text.

Editorial extensions

If this is right

  • Every previously published supersymmetric AdS$_5$ black hole — the one-parameter minimal solution, the three-charge self-dual solution, and the two-parameter unequal-spin solutions in both minimal and $U(1)^3$ theories — is recovered as a limit, so properties established for the general family do not need case-by-case reproof.
  • The BPS relation $M = g|J_phi| + g|J_psi| + |bar{X}_I Q^I|$ holds across the whole family, so the mass is not independent data once the charges and spins are fixed.
  • At fixed electric charges the horizon area is maximised, and the mass minimised, at $a=b$; unequal angular momenta always reduce the entropy at fixed charge.
  • The solution extends smoothly through $r=0$ as a Killing horizon with $Omega_phi = Omega_psi = g$, giving a concrete horizon geometry on which a microstate count could be attempted.
  • The construction generalises to $U(1)^n$ gauged supergravity, producing an $(n+1)$-parameter supersymmetric black hole.
  • The general horizon-area formula reduces correctly to the known results in each special case, so it can be used as a single target for any proposed entropy calculation.

Reading between the lines

Editorial extensions of the paper, not claims the author makes directly.

  • Because the spin dependence of the horizon area enters only through the combination $(sqrt{Xi_a}-sqrt{Xi_b})^2 J/(g^2 sqrt{Xi_aXi_b})$, it is natural to ask whether the entropy of the family is monotonic in a single spin-asymmetry parameter; a dual description would then have to reproduce that monotonicity rather than just the equal-spin value.
  • The paper explicitly leaves open the non-supersymmetric rotating charged AdS$_5$ solution of which this is the BPS limit, suggesting Carter separability or a second-rank Killing tensor as the route; finding it would place the supersymmetric locus inside a larger thermodynamic phase diagram and allow a check of whether it is a boundary of that phase.
  • The introduction notes that free-field counting overestimates the entropy and that the available indices cancel to $O(1)$ against an $O(N^2)$ horizon area; the closed-form area given here makes the size of that gap explicit and suggests the chiral ring at large R-charge as the natural place to look for the missing scaling.
  • The derivation assumes the scalar manifold is symmetric (the condition on $C_{IJK}$), which the authors say is probably inessential; if the general classification of supersymmetric solutions can be used to drop it, the same base space should produce supersymmetric black holes with non-symmetric scalar cosets.
Original abstract

A new supersymmetric, asymptotically anti-de Sitter, black hole solution of five-dimensional U(1)^3 gauged supergravity is presented. All known examples of such black holes arise as special cases of this solution, which is characterized by three charges and two angular momenta, with one constraint relating these five quantities. Analagous solutions of U(1)^n gauged supergravity are also presented.

The compiled record

The paper's own sentences, arranged, kept beside the review and separate from it. Each label is drawn from a closed vocabulary; the number beside it is the probability the classifier gave that label. Numbers in the tables are the authors', checked by code. No sentence in this record was written by a model.

Compiled by classifier-1.13-20260917 via OpenRouter, question bank abstract-p1-20260923, 2026-09-23: 1 request, 2,940 input tokens, $0.0001 reported.

What the abstract itself states, as probabilities: claims first 0.17 · states limitation 0.15 · human participants 0.01 · controlled comparison 0.02 · randomized assignment 0.01 · states quantitative result 0.37 · compares with prior results 0.84 · mentions code or data availability 0.02.

The abstract, sentence by sentence

arXiv listing abstract v1. Results and the main claim are underlined; .

A new supersymmetric, asymptotically anti-de Sitter, black hole solution of five-dimensional U(1)^3 gauged supergravity is presented. All known examples of such black holes arise as special cases of this solution, which is characterized by three charges and two angular momenta, with one constraint relating these five quantities. Analagous solutions of U(1)^n gauged supergravity are also presented.

background contribution method result interpretation main claim

What the classifier reports for each sentence. The number is the probability it gave the label.
#sentencerolethe authors' own workstates the main conclusionstrength
s0 A new supersymmetric, asymptotically anti-de Sitter, black hole solution of five-dimensional U(1)^3 gauged supergravity is presented. contribution 0.98 0.94 0.63 asserted 1.00
s1 All known examples of such black holes arise as special cases of this solution, which is characterized by three charges and two angular momenta, with one constraint relating these five quantities. result 0.47 0.65 0.49 asserted 1.00
s2 Analagous solutions of U(1)^n gauged supergravity are also presented. contribution 0.91 0.91 0.09 asserted 1.00

What kind of paper the classifier reports this is: theoretical result 1.00 · evidence from proof or derivation 1.00.

What was examined, and what was not

sources read
  • arXiv listing abstract v1
not examined
  • full text
  • figures and tables
  • references and citing sentences
  • relations to other papers
levels run
  • P abstract
not run
  • S sections
  • T body sentences
  • C citations
  • R cross-paper relations

Every quoted sentence on this record is the authors'. Every label is from Pith's closed vocabulary, with the probability shown beside it. Every number in the measurements table is the authors', checked by code. Record as JSON

References
How later papers used it

110 later papers cite it

Evidence: substantial. 96 of the citing papers share no author with it, and 14 of those carry a confident label from Pith's citation classifier.

Pith read 19 of the 273 citing sentences, choosing only those whose citation markers point at this paper alone, and wrote the paraphrases from them. The summary, the counts, the evidence level, the links and the quotes come from code; the summary counts the papers listed below. A later paper is listed under a label when Pith's citation classifier gives one of its sentences that label at probability 0.8 or more (0.95 for support), Pith's reading finds that the citing paper itself did it, and a second check confirms the paraphrase against the sentence. This section lists uses only. It does not list criticism or disagreement, so their absence here says nothing about how the paper has been received. Papers that share an author with this one are listed apart, under "By the same authors". A quote is the citing authors' own sentence, shown when their paper's licence is CC BY, CC BY-SA or CC0. JSON

Uses its data or values 1 paper
How the literature uses it

103 arXiv papers cite this in 244 sentences

Each citing sentence is taken from the citing paper's LaTeX source and typed by Pith's classifier. A label appears at probability 0.8 or more (0.95 for support), a contest at 0.7 or more; the quoted words are the citing authors'. How each label was checked · JSON

Papers citing it · 158 sentences without a confident label

Builds on it 7 papers
Uses its method or tool 1 paper
  • The final equation to solve is [ref], i.e. [equation] which can be solved for $ω$ using [ref]-[ref], by [equation] where the asymptotic $(r)$ term was chosen for asymptotic regularity, following [ref] .

    Rotating attractors and BPS black holes in $AdS_4$ · The KLR solution in 5d · 0.86

Uses its data or values 1 paper
Compares with it 8 papers
  • Upon Legendre transformation, this leads to an entropy formula that is almost equivalent to the entropy formula for supersymmetric AdS$_5$ black holes [ref] : [equation] However, it differs from the ordinary AdS$_5$ black hole entropy formula by a factor $1/m$.

    $SL(3,\mathbb{Z})$ Modularity and New Cardy Limits of the $\mathcal{N}=4$ Superconformal Index · Introduction and summary · 1.00

  • For completeness, we give the expressions for $d_i$ and $ω(x_i)$: [equation] We have checked explicitly that our non-static near horizon solution ([ref]) written in terms of the coordinates $(θ, ϕ_1,ϕ_2)$ and the parameters $(e_I, a, b)$ is exactly the same as the near horizon limit of the solutions [ref] in their $(θ,ψ,ϕ)$ notation, provided we identify $ϕ_1 = ψ$ and $ϕ_2 = ϕ$.

    Near-horizon geometries of supersymmetric AdS(5) black holes · $Δ_0>0$: Topologically spherical black hole · 0.99

  • This constraint has to be satisfied by the putative general BPS Bh in $AdS$ and as a check, is exactly the same constraint observed in the known BPS AdS Bh solutions of [ref] , where we have naturally identified the NH rotational symmetries with the asymptotic rotational symmetries of $AdS$.

    On Uniqueness of supersymmetric Black holes in AdS(5) · The attractor mechanism & the entropy function · 0.87

Cites it as background 45 papers
  • The known supersymmetric black hole in STU gauged supergravity is a four parameter family of supersymmetric solutions [ref] .

    All separable supersymmetric AdS$_5$ black holes · The known black hole · 0.81

  • In the 1/16-BPS sector, supersymmetric asymptotically anti-de Sitter black holes were constructed in [ref] , as solutions to five-dimensional gauged supergravity.

    Classical probes for 1/16 SUSY operators · Introduction · 0.90

  • Recently, an extremization principle has been proposed [ref] , where the expression [ref] for the entropy of the supersymmetric asymptotically AdS$_5$ black holes of [ref] is reproduced by the Legendre transform of a certain function of chemical potentials that are conjugate to the black hole charges and angular momenta.[In [ref] this principle was also discussed for the supersymmetric AdS$_5$ black holes with two indipendent angular momenta of [ref] , while in [ref] it was extended to AdS$_7$ black holes.] This is particulary appealing as the function of chemical potentials has a close resemblance with the supersymmetric Casimir energy of four-dimensional superconformal field theories (SCFT's) on $S^1 ×S^3$ [ref] (this relation has been made precise in [ref] ).

    Squashing the Boundary of Supersymmetric AdS$_5$ Black Holes · Entropy · 0.88

Discussion

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