A. Passias

activity

20112026

most citedAdS_6 solutions of type II supergravity

126 citations · 1k across the 27 of their papers we have counts for

collaborators

29 papers

hep-th2026

AdS $_{2}$ from Type IIA on weak G $_{2}$ manifolds

Niall T. Macpherson, Achilleas Passias

We present and study supersymmetric warped $AdS_{2} \times M_{7} \times I$ solutions of Type IIA supergravity, where M $_{7}$ is a weak G $_{2}$ holonomy manifold. Locally, the s…

hep-th2025

G-structures for AdS $_{2}$ solutions

Niall T. Macpherson, Achilleas Passias

We report on the classification of supersymmetric AdS2 solutions of Type II supergravity and the discovery of new solutions

hep-th2025

On $AdS_{2} \times S^{7}$ , its $Z_{k}$ orbifold and their dual quantum mechanics

Yolanda Lozano, Niall T. Macpherson, Achilleas Passias

We consider a previously constructed class of massive Type IIA AdS $_{2} \times$ S $^{7} \times I$ solutions with OSp $(8∣2)$ symmetry, as well as OSp $(6∣2)$ -symmetric ones, by replacing the…

hep-th2023

G-structures for black hole near-horizon geometries

Andrea Legramandi, Niall T. Macpherson, Achilleas Passias

We derive necessary and sufficient conditions for warped AdS $_{2}$ solutions of Type II supergravity to preserve $N = 1$ supersymmetry, in terms of bispinors. Such solutions gen…

hep-th2023

Superstrings on Penrose limits of AdS $_{7}$ solutions

Achilleas Passias

We consider the Penrose limit of AdS $_{7}$ solutions of massive Type IIA supergravity. The resulting pp-wave geometry is supported by RR and NSNS fields. We quantize the Green--Schwa…

hep-th2022★ 15 cited

A plethora of Type IIA embeddings for $d = 5$ minimal supergravity

Christopher Couzens, Niall T. Macpherson, Achilleas Passias

We construct multiple embeddings of all solutions of $d = 5$ minimal (un)gauged supergravity into massive Type IIA supergravity. The internal spaces and warpings of such embeddings a…

hep-th2022★ 14 cited

On Type IIA AdS $_{3}$ solutions and massive GK geometries

Christopher Couzens, Niall T. Macpherson, Achilleas Passias

We give the necessary and sufficient conditions for warped AdS $_{3}$ (and Mink $_{3}$ ) solutions of Type II supergravities to preserve $N = (2, 0)$ supersymmetry, in terms of geomet…

hep-th2021★ 44 cited

$N = (2, 2)$ AdS $_{3}$ from D3-branes wrapped on Riemann surfaces

Christopher Couzens, Niall T. Macpherson, Achilleas Passias

We construct $N = (2, 2)$ supersymmetric AdS $_{3}$ solutions of type IIB supergravity, dual to twisted compactifications of 4d $N = 4$ super-Yang--Mills on Riemann sur…

hep-th2020★ 27 cited

On supersymmetric AdS $_{3}$ solutions of Type II

Achilleas Passias, Daniël Prins

We classify supersymmetric warped AdS $_{3} \times_{w} M_{7}$ backgrounds of Type IIA and Type IIB supergravity with non-constant dilaton, generic RR fluxes and magnetic NSNS flux, in ter…

hep-th2019★ 22 cited

On AdS $_{3}$ solutions of Type IIB

Achilleas Passias, Daniël Prins

We study $N = 1$ supersymmetric AdS $_{3} \times M_{7}$ backgrounds of Type IIB supergravity, with non-vanishing axio-dilaton, three-form and five-form fluxes, and a "strict" $S…

hep-th2018★ 45 cited

6D attractors and black hole microstates

Seyed Morteza Hosseini, Kiril Hristov, Achilleas Passias +1

We find a family of AdS $_{2} \times M_{4}$ supersymmetric solutions of the six-dimensional $F (4)$ gauged supergravity coupled to one vector multiplet that arises as a…

hep-th2018★ 52 cited

AdS $_{3}$ solutions with exceptional supersymmetry

Giuseppe Dibitetto, Gabriele Lo Monaco, Achilleas Passias +2

Among the possible superalgebras that contain the AdS $_{3}$ isometries, two interesting possibilities are the exceptional $F (4)$ and $G (3)$ . Their R-symmetry is respectively SO(7) an…

hep-th2018★ 34 cited

Holographic duals of five-dimensional SCFTs on a Riemann surface

Ibrahima Bah, Achilleas Passias, Peter Weck

We study the twisted compactifications of five-dimensional Seiberg SCFTs, with $S U_{M} (2) \times E_{N_{f} + 1}$ flavor symmetry, on a generic Riemann surface that preserves four…

hep-th2018★ 17 cited

$AdS_{2} \times S^{7}$ solutions from D0 $-$ F1 $-$ D8 intersections

Giuseppe Dibitetto, Achilleas Passias

We study an exhaustive analytic class of massive type IIA backgrounds preserving sixteen real supercharges and enjoying $SL (2, R) \times SO (8)$ bosonic symm…

hep-th2018★ 23 cited

A massive class of $N = 2$ AdS $_{4}$ IIA solutions

Achilleas Passias, Daniël Prins, Alessandro Tomasiello

We initiate a classification of $N = 2$ supersymmetric AdS $_{4}$ solutions of (massive) type IIA supergravity. The internal space is locally equipped with either an SU(2) or…

hep-th2018★ 22 cited

Perturbing AdS $_{6} \times_{w} S^{4}$ : linearised equations and spin-2 spectrum

Achilleas Passias, Paul Richmond

We initiate the analysis of the Kaluza--Klein mass spectrum of massive IIA supergravity on the warped AdS $_{6} \times_{w} S^{4}$ background, by deriving the linearised equations of motio…

hep-th2017★ 15 cited

N = 2 supersymmetric AdS4 solutions of type IIB supergravity

Achilleas Passias, Gautier Solard, Alessandro Tomasiello

We analyze general N = 2 supersymmetric AdS4 solutions of type IIB supergravity. Utilizing a set of pure spinor equations directly adapted to N = 2, the necessary and sufficient co…

hep-th2017★ 87 cited

Holographic microstate counting for AdS $_{4}$ black holes in massive IIA supergravity

Seyed Morteza Hosseini, Kiril Hristov, Achilleas Passias

We derive the Bekenstein-Hawking entropy for a class of BPS black holes in the massive type IIA supergravity background AdS $_{4} \times S^{6}$ from a microscopic counting of supersymme…

hep-th2017★ 34 cited

AdS5 compactifications with punctures in massive IIA supergravity

Ibrahima Bah, Achilleas Passias, Alessandro Tomasiello

We find AdS5 solutions holographically dual to compactifications of six-dimensional N=(1,0) supersymmetric field theories on Riemann surfaces with punctures. We simplify a previous…

hep-th2016★ 28 cited

Spin-2 spectrum of six-dimensional field theories

Achilleas Passias, Alessandro Tomasiello

We analyze the mass spectrum of spin-2 excitations around the gravity duals of "linear quiver" supersymmetric conformal field theories (SCFT's) in six dimensions. We show that for…

hep-th2015★ 2 cited

Universal consistent truncation for 6d/7d gauge/gravity duals

Achilleas Passias, Andrea Rota, Alessandro Tomasiello

Recently, AdS_7 solutions of IIA supergravity have been classified; there are infinitely many of them, whose expression is known analytically, and with internal space of S^3 topolo…

hep-th2015

Supersymmetric AdS_5 solutions of massive IIA supergravity

Fabio Apruzzi, Marco Fazzi, Achilleas Passias +1

Motivated by a recently found class of AdS_7 solutions, we classify AdS_5 solutions in massive IIA, finding infinitely many new analytical examples. We reduce the general problem t…

hep-th2015★ 90 cited

Six-Dimensional Superconformal Theories and their Compactifications from Type IIA Supergravity

Fabio Apruzzi, Marco Fazzi, Achilleas Passias +2

We describe three analytic classes of infinitely many AdS_d supersymmetric solutions of massive IIA supergravity, for d = 7, 5, 4. The three classes are related by simple universal…

hep-th2014★ 126 cited

AdS_6 solutions of type II supergravity

Fabio Apruzzi, Marco Fazzi, Achilleas Passias +2

Very few AdS_6 x M_4 supersymmetric solutions are known: one in massive IIA, and two IIB solutions dual to it. The IIA solution is known to be unique; in this paper, we use the pur…

AdS2​ from Type IIA on weak G2​ manifolds

G-structures for AdS2​ solutions

On AdS2​×S7, its Zk​ orbifold and their dual quantum mechanics

G-structures for black hole near-horizon geometries

Superstrings on Penrose limits of AdS7​ solutions

A plethora of Type IIA embeddings for d=5 minimal supergravity

On Type IIA AdS3​ solutions and massive GK geometries

N=(2,2) AdS3​ from D3-branes wrapped on Riemann surfaces

On supersymmetric AdS3​ solutions of Type II

On AdS3​ solutions of Type IIB

6D attractors and black hole microstates

AdS3​ solutions with exceptional supersymmetry

Holographic duals of five-dimensional SCFTs on a Riemann surface

AdS2​×S7 solutions from D0 − F1 − D8 intersections

A massive class of N=2 AdS4​ IIA solutions

Perturbing AdS6​×w​S4: linearised equations and spin-2 spectrum

N = 2 supersymmetric AdS4 solutions of type IIB supergravity

Holographic microstate counting for AdS4​ black holes in massive IIA supergravity

AdS5 compactifications with punctures in massive IIA supergravity

Spin-2 spectrum of six-dimensional field theories

Universal consistent truncation for 6d/7d gauge/gravity duals

Supersymmetric AdS_5 solutions of massive IIA supergravity

Six-Dimensional Superconformal Theories and their Compactifications from Type IIA Supergravity

AdS_6 solutions of type II supergravity

AdS $_{2}$ from Type IIA on weak G $_{2}$ manifolds

G-structures for AdS $_{2}$ solutions

On $AdS_{2} \times S^{7}$ , its $Z_{k}$ orbifold and their dual quantum mechanics

Superstrings on Penrose limits of AdS $_{7}$ solutions

A plethora of Type IIA embeddings for $d = 5$ minimal supergravity

On Type IIA AdS $_{3}$ solutions and massive GK geometries

$N = (2, 2)$ AdS $_{3}$ from D3-branes wrapped on Riemann surfaces

On supersymmetric AdS $_{3}$ solutions of Type II

On AdS $_{3}$ solutions of Type IIB

AdS $_{3}$ solutions with exceptional supersymmetry

$AdS_{2} \times S^{7}$ solutions from D0 $-$ F1 $-$ D8 intersections

A massive class of $N = 2$ AdS $_{4}$ IIA solutions

Perturbing AdS $_{6} \times_{w} S^{4}$ : linearised equations and spin-2 spectrum

Holographic microstate counting for AdS $_{4}$ black holes in massive IIA supergravity