Research
Publications

Publications at the Riemann Center

Showing results 101 - 120 out of 140

2015


Deser A, Lechtenfeld O, Popov AD. Sigma-model limit of Yang-Mills instantons in higher dimensions. Nuclear Physics B. 2015;894:361-373. doi: 10.1016/j.nuclphysb.2015.03.009
Ivanov EA, Lechtenfeld O, Zupnik BM. Auxiliary tensor fields for Sp(2, ℝ) self-duality. Journal of high energy physics. 2015 Mär 1;2015(3). doi: 10.1007/JHEP03(2015)123
Lechtenfeld O, Popov AD, Sperling M, Szabo RJ. Sasakian quiver gauge theories and instantons on cones over lens 5-spaces. Nuclear Physics B. 2015 Okt 1;899:848-903. doi: 10.1016/j.nuclphysb.2015.09.001
Lechtenfeld O, Popov AD. Yang-Mills moduli space in the adiabatic limit. Journal of Physics A: Mathematical and Theoretical. 2015 Sep 21;48(42):425401. doi: 10.1088/1751-8113/48/42/425401
Martín F, Savas-Halilaj A, Smoczyk K. On the topology of translating solitons of the mean curvature flow. Calculus of Variations and Partial Differential Equations. 2015 Nov 1;54(3):2853-2882. doi: 10.1007/s00526-015-0886-2
Savas-Halilaj A, Smoczyk K. Evolution of contractions by mean curvature flow. Mathematische Annalen. 2015 Apr;361(3-4):725-740. doi: 10.1007/s00208-014-1090-y

2014


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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 10.1016/j.aim.2014.01.014

2013


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: 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: 10.1007/JHEP07(2013)162