Publications at the Riemann Center

Bunk S, Ivanova TA, Lechtenfeld O, Popov AD, Sperling M. Instantons on sine-cones over Sasakian manifolds. Physical Review D - Particles, Fields, Gravitation and Cosmology. 2014 Sep 23;90(6). 065028.

doi.org/10.1103/PhysRevD.90.065028

Chatzistavrakidis A, Jonke L, Lechtenfeld O. Dirac structures on nilmanifolds and coexistence of fluxes. Nuclear Physics B. 2014 Jun;883(1):59-82.

doi.org/10.1016/j.nuclphysb.2014.03.013

Correa F, Lechtenfeld O, Plyushchay M. Nonlinear supersymmetry in the quantum Calogero model. Journal of high energy physics. 2014 Apr;2014(4). 151.

doi.org/10.1007/JHEP04(2014)151

Derenthal U, Frei C. Counting imaginary quadratic points via universal torsors. Compositio mathematica. 2014 Okt 2;150(10):1631-1678.

doi.org/10.1112/S0010437X13007902

Haegeman J, Marien M, Osborne TJ, Verstraete F. Geometry of matrix product states: Metric, parallel transport, and curvature. Journal of Mathematical Physics. 2014 Feb 6;55(2). 021902.

doi.org/10.1063/1.4862851

Hakobyan T, Lechtenfeld O, Nersessian A. Superintegrability of generalized Calogero models with oscillator or Coulomb potential. Physical Review D - Particles, Fields, Gravitation and Cosmology. 2014 Nov 25;90(10). 101701.

doi.org/10.1103/PhysRevD.90.101701

Hakobyan T, Karakhanyan D, Lechtenfeld O. The structure of invariants in conformal mechanics. Nuclear Physics B. 2014 Sep 1;886:399-420.

doi.org/10.1016/j.nuclphysb.2014.07.008

Haupt AS, Lechtenfeld O, Musaev ET. Order α′ heterotic domain walls with warped nearly Kähler geometry. Journal of high energy physics. 2014 Nov;2014(11). 152.

doi.org/10.1007/JHEP11(2014)152

Ivanova TA, Lechtenfeld O, Popov AD, Tormählen M. Instantons in six dimensions and twistors. Nuclear Physics B. 2014 Mai;882(1):205-218.

doi.org/10.1016/j.nuclphysb.2014.02.023

Lechtenfeld O. On the Gribov problem in Yang-Mills theory. Physics of Particles and Nuclei Letters. 2014;11(7):830-835.

doi.org/10.1134/S1547477114070309

Savas-Halilaj A, Smoczyk K. Bernstein theorems for length and area decreasing minimal maps. Calculus of Variations and Partial Differential Equations. 2014 Jun;50(3):549-577.

doi.org/10.1007/s00526-013-0646-0

Savas-Halilaj A, Smoczyk K. Homotopy of area decreasing maps by mean curvature flow. Advances in mathematics. 2014 Apr 1;255:455-473.

doi.org/10.1016/j.aim.2014.01.014

Domrin A, Lechtenfeld O, Linares R, Maceda M. Exact BPS bound for noncommutative baby Skyrmions. Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 2013 Nov 25;727(1-3):303-307.

doi.org/10.1016/j.physletb.2013.10.023

Feigin M, Lechtenfeld O, Polychronakos AP. The quantum angular Calogero-Moser model. Journal of high energy physics. 2013;2013(7). 162.

doi.org/10.1007/JHEP07(2013)162

Galajinsky A, Lechtenfeld O. On two-dimensional integrable models with a cubic or quartic integral of motion. Journal of high energy physics. 2013;2013(9). 113.

doi.org/10.1007/JHEP09(2013)113

Gemmer KP, Lechtenfeld O. Heterotic G₂-manifold compactifications with fluxes and fermionic condensates. Journal of high energy physics. 2013 Nov;2013(11). 182.

doi.org/10.1007/JHEP11(2013)182

Gemmer K, Haupt AS, Lechtenfeld O, Nölle C, Popov AD. Heterotic string plus five-brane systems with asymptotic $\mathrm{AdS}_3$. Advances in Theoretical and Mathematical Physics. 2013 Jan 1;17(4):771-827.

doi.org/10.4310/ATMP.2013.v17.n4.a3

Gonzales M, Khodaee S, Lechtenfeld O, Toppan F. Target duality in N=8 superconformal mechanics and the coupling of dual pairs. Journal of mathematical physics. 2013 Jul 1;54(7). 072902.

doi.org/10.1063/1.4813720

Haegeman J, Cirac JI, Osborne TJ, Verstraete F. Calculus of continuous matrix product states. Physical Review B - Condensed Matter and Materials Physics. 2013 Aug 20;88(8). 085118.

doi.org/10.1103/PhysRevB.88.085118

Ivanov E, Lechtenfeld O, Zupnik B. Auxiliary superfields in N = 1 supersymmetric self-dual electrodynamics. Journal of high energy physics. 2013;2013(5). 133.

doi.org/10.1007/JHEP05(2013)133