Search Results - "Klemm, Albrecht"
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Swampland distance conjecture for one-parameter Calabi-Yau threefolds
Published in The journal of high energy physics (01-08-2019)“…A bstract We investigate the swampland distance conjecture (SDC) in the complex moduli space of type II compactifications on one-parameter Calabi-Yau…”
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2
The l-loop banana amplitude from GKZ systems and relative Calabi-Yau periods
Published in The journal of high energy physics (01-04-2020)“…A bstract We use the GKZ description of periods and certain classes of relative periods on families of Barth-Nieto Calabi-Yau ( l − 1)-folds in order to solve…”
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3
Elliptic blowup equations for 6d SCFTs. Part III. E-strings, M-strings and chains
Published in The journal of high energy physics (01-07-2020)“…A bstract We establish the elliptic blowup equations for E-strings and M-strings and solve elliptic genera and refined BPS invariants from them. Such elliptic…”
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4
Analytic structure of all loop banana integrals
Published in The journal of high energy physics (01-05-2021)“…A bstract Using the Gelfand-Kapranov-Zelevinskĭ system for the primitive cohomology of an infinite series of complete intersection Calabi-Yau manifolds, whose…”
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5
Elliptic blowup equations for 6d SCFTs. Part II. Exceptional cases
Published in The journal of high energy physics (01-12-2019)“…A bstract The building blocks of 6d (1 , 0) SCFTs include certain rank one theories with gauge group G = SU(3) , SO(8) , F 4 , E 6 , 7 , 8 . In this paper, we…”
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6
Topological strings on genus one fibered Calabi-Yau 3-folds and string dualities
Published in The journal of high energy physics (01-11-2019)“…A bstract We calculate the generating functions of BPS indices using their modular properties in Type II and M-theory compactifications on compact genus one…”
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7
The ice cone family and iterated integrals for Calabi-Yau varieties
Published in The journal of high energy physics (23-02-2023)“…A bstract We present for the first time fully analytic results for multi-loop equal-mass ice cone graphs in two dimensions. By analysing the leading…”
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8
Feynman integrals in dimensional regularization and extensions of Calabi-Yau motives
Published in The journal of high energy physics (20-09-2022)“…A bstract We provide a comprehensive summary of concepts from Calabi-Yau motives relevant to the computation of multi-loop Feynman integrals. From this we…”
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9
Elliptic blowup equations for 6d SCFTs. Part IV. Matters
Published in The journal of high energy physics (12-11-2021)“…A bstract Given the recent geometrical classification of 6d (1 , 0) SCFTs, a major question is how to compute for this large class their elliptic genera. The…”
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10
Lost chapters in CHL black holes: untwisted quarter-BPS dyons in the ℤ2 model
Published in The journal of high energy physics (01-01-2021)“…A bstract Motivated by recent advances in Donaldson-Thomas theory, four-dimensional N = 4 string-string duality is examined in a reduced rank theory on a less…”
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11
D-brane Masses at Special Fibres of Hypergeometric Families of Calabi–Yau Threefolds, Modular Forms, and Periods
Published in Communications in mathematical physics (01-06-2024)“…We consider the fourteen families W of Calabi–Yau threefolds with one complex structure parameter and Picard–Fuchs equation of hypergeometric type, like the…”
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12
State counting on fibered CY 3-folds and the non-Abelian weak gravity conjecture
Published in The journal of high energy physics (01-05-2021)“…A bstract We extend the dictionary between the BPS spectrum of Heterotic strings and the one of F-/M-theory compactifications on K 3 fibered Calabi-Yau 3-folds…”
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13
Towards refining the topological strings on compact Calabi-Yau 3-folds
Published in The journal of high energy physics (01-03-2021)“…A bstract We make a proposal for calculating refined Gopakumar-Vafa numbers (GVN) on elliptically fibered Calabi-Yau 3-folds based on refined holomorphic…”
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14
Topological Strings on Non-commutative Resolutions
Published in Communications in mathematical physics (01-03-2024)“…In this paper we propose a definition of torsion refined Gopakumar–Vafa (GV) invariants for Calabi–Yau threefolds with terminal nodal singularities that do not…”
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15
Geometry from integrability: multi-leg fishnet integrals in two dimensions
Published in The journal of high energy physics (02-07-2024)“…A bstract We generalise the geometric analysis of square fishnet integrals in two dimensions to the case of hexagonal fishnets with three-point vertices. Our…”
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16
The Basso-Dixon formula and Calabi-Yau geometry
Published in The journal of high energy physics (29-03-2024)“…A bstract We analyse the family of Calabi-Yau varieties attached to four-point fishnet integrals in two dimensions. We find that the Picard-Fuchs operators for…”
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17
Modular amplitudes and flux-superpotentials on elliptic Calabi-Yau fourfolds
Published in The journal of high energy physics (01-01-2018)“…A bstract We discuss the period geometry and the topological string amplitudes on elliptically fibered Calabi-Yau fourfolds in toric ambient spaces. In…”
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18
Refined BPS invariants of 6d SCFTs from anomalies and modularity
Published in The journal of high energy physics (01-05-2017)“…A bstract F-theory compactifications on appropriate local elliptic Calabi-Yau manifolds engineer six dimensional superconformal field theories and their mass…”
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19
Exact solutions to quantum spectral curves by topological string theory
Published in The journal of high energy physics (01-10-2015)“…A bstract We generalize the conjectured connection between quantum spectral problems and topological strings to many local almost del Pezzo surfaces with…”
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Topological strings on singular elliptic Calabi-Yau 3-folds and minimal 6d SCFTs
Published in The journal of high energy physics (01-03-2018)“…A bstract We apply the modular approach to computing the topological string partition function on non-compact elliptically fibered Calabi-Yau 3-folds with…”
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