Mon, 09 Nov 2026
16:30 -
17:30
L4
Mon, 26 Oct 2026
16:30 -
17:30
L4
The vanishing limit of a rigid body in 3D viscous incompressible fluid
Jiao He
(Université Paris Saclay)
Abstract
We consider the evolution of a small rigid body in an incompressible viscous fluid filling the whole space R^3 . When the small rigid body shrinks to a point in the sense that its density is constant, we prove that the solution of the fluid-rigid body system converges to a solution of the Navier–Stokes equations in the full space. Based on some L^p − L^q estimates of the fluid–structure semigroup and a fixed point argument, we obtain a uniform estimate of velocity of the rigid body. This allows us to construct admissible test functions which plays a key role in the procedure of passing to the limit. This is a joint work with Pei Su (Nantes).
Mon, 12 Oct 2026
16:30 -
17:30
L4
Regularity of oblique transmission problems
Iñigo Urtiaga Erneta
(Universitat Politecnica de Catalunya)
Abstract
Transmission problems model phenomena in domains composed of several adjacent phases. While a variational ''divergence-form'' theory is by now classical, a non-variational framework has only emerged more recently. This talk concerns the regularity of viscosity solutions to such transmission problems in non-divergence form.
I will present new regularity results in the case of flat interfaces, where the transmission condition may depend on both the normal and tangential derivatives of the solution. This condition can be viewed as a nonlinear coupling of oblique derivatives across the interface. Our main result establishes optimal piecewise $C^{1,\alpha}$ regularity for viscosity solutions.
Data for Uncovering flow and deformation regimes in the coupled fluid-solid vestibular system
Vella, D
Moulton, D
Chico Vazquez, J
(01 Jan 2026)
doi:10.5287/ora-nbrp4gyer
Poincaré–Birkhoff–Witt theorems in higher algebra
Antolín-Camarena, O
Brantner, L
Heuts, G
Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences
volume 384
issue 2328
20240410
(28 Aug 2026)
doi:10.1098/rsta.2024.0410
The impact of the path ensemble on path percolation
Ding, Y
Münch, A
Lambiotte, R
(10 Aug 2026)
Multi-Energy and Multi-Sample Searches for IceCube Neutrinos from LIGO/Virgo/KAGRA Gravitational Wave Events
Balagopal V., A
Abbasi, R
Ackermann, M
Adams, J
Agarwalla, S
Aguilar, J
Ahlers, M
Alameddine, J
Ali, S
Amin, N
Andeen, K
Argüelles, C
Ashida, Y
Athanasiadou, S
Axani, S
Babu, R
Bai, X
Baines-Holmes, J
Barwick, S
Bash, S
Basu, V
Bay, R
Beatty, J
Becker Tjus, J
Behrens, P
Beise, J
Bellenghi, C
Benkel, B
BenZvi, S
Berley, D
Bernardini, E
Besson, D
Blaufuss, E
Bloom, L
Blot, S
Bodo, I
Bontempo, F
Book Motzkin, J
Boscolo Meneguolo, C
BOSER, S
Botner, O
Bottcher, J
Braun, J
Brinson, B
Brisson-Tsavoussis, Z
Burley, R
Butterfield, D
Campana, M
Carloni, K
Carpio, J
Chattopadhyay, S
Chau, T
Chen, Z
Chirkin, D
Choi, S
Clark, B
Coleman, A
Coleman, P
Collin, G
Coloma Borja, D
Connolly, A
Conrad, J
Corley, R
Cowen, D
DE CLERCQ, C
DeLaunay, J
Delgado, D
Delmeulle, T
Deng, S
Desiati, P
de Vries, K
de Wasseige, G
DeYoung, T
Diaz-Velez, J
DiKerby, S
Dittmer, M
Domi, A
Draper, L
Dueser, L
Durnford, D
Dutta, K
DuVernois, M
Ehrhardt, T
Eidenschink, L
Eimer, A
Eller, P
Ellinger, E
Elsässer, D
Engel, R
Erpenbeck, H
Esmail, W
Eulig, S
Evans, J
Evenson, P
Fan, K
Fang, K
Farrag, K
Fazely, A
Fedynitch, A
Feigl, N
Finley, C
Fischer, L
Fox, D
Franckowiak, A
Fukami, S
Furst, P
Gallagher, J
Ganster, E
Garcia, A
Garcia, M
Garg, G
Genton, E
Gerhardt, L
Ghadimi, A
Glaser, C
Glüsenkamp, T
Gonzalez, J
Goswami, S
Granados, A
Grant, D
Gray, S
Griffin, S
Griswold, S
Groth, K
Guevel, D
Günther, C
Gutjahr, P
Ha, C
Haack, C
Hallgren, A
Halve, L
Halzen, F
Hamacher, L
Ha Minh, M
Handt, M
Hanson, K
Hardin, J
Harnisch, A
Hatch, P
Haungs, A
Haussler, J
Helbing, K
Hellrung, J
Henke, B
Hennig, L
Henningsen, F
Heuermann, L
Hewett, R
Heyer, N
Hickford, S
Hidvegi, A
Hill, C
Hill, G
Hmaid, R
Hoffman, K
Hooper, D
Hori, S
Hoshina, K
Hostert, M
Hou, W
Huber, T
Hultqvist, K
Hymon, K
Ishihara, A
Iwakiri, W
Jacquart, M
Jain, S
Janik, O
Jansson, M
Jeong, M
Jin, M
Kamp, N
Kang, D
Kang, W
Kang, X
Kappes, A
Kardum, L
Karg, T
Karl, M
Karle, A
Katil, A
Kauer, M
Kelley, J
Khanal, M
Khatee Zathul, A
Kheirandish, A
KimKu, H
Kiryluk, J
Klein, C
Klein, S
Kobayashi, Y
Kochocki, A
Koirala, R
Kolanoski, H
Kontrimas, T
Kopke, L
Kopper, C
Koskinen, J
Koundal, P
Kowalski, M
Kozynets, T
Krieger, N
Jayakumar, K
Krishnan, T
Kruiswijk, K
Krupczak, E
Kumar, A
Kun, E
Kurahashi, N
Lad, N
Lagunas Gualda, C
Lallement Arnaud, L
Lamoureux, M
Larson, M
Lauber, F
Lazar, J
Leonard DeHolton, K
Leszczynska, A
Liao, J
Lin, C
Liu, Y
Liubarska, M
Love, C
Lu, L
Lucarelli, F
Luszczak, W
Lyu, Y
Madsen, J
Magnus, E
Mahn, K
Makino, Y
Manao, E
Mancina, S
Mand, A
Maris, I
Marka, S
Marka, Z
Marten, L
Martinez-Soler, I
Maruyama, R
Mauro, J
Mayhew, F
McNally, F
Mead, J
Meagher, K
Mechbal, S
Medina, A
Meier, M
Merckx, Y
Merten, L
Mitchell, J
Molchany, L
Montaruli, T
Moore, R
Morii, Y
Mosbrugger, A
Moulai, M
Mousadi, D
Moyaux, E
Mukherjee, T
Naab, R
Nakos, M
Naumann, U
Necker, J
Neste, L
Neumann, M
Niederhausen, H
Nisa, M
Noda, K
Noell, A
Novikov, A
Pollmann, A
O'Dell, V
Olivas, A
Ørsøe, R
Osborn, J
O'Sullivan, E
Palusova, V
Pandya, H
Parenti, A
Park, N
Parrish, V
Paudel, E
Paul, L
Pérez de los Heros, C
Pernice, T
Peterson, J
Plum, M
Ponten, A
Poojyam, V
Popovych, Y
Prado Rodriguez, M
Pries, B
Procter-Murphy, R
Przybylski, G
Pyras, L
Raab, C
Rack-Helleis, J
Rad, N
Ravn, M
Rawlins, K
Rechav, Z
Rehman, A
Reistroffer, I
Resconi, E
Reusch, S
Rho, C
Rhode, W
Ricca, L
Riedel, B
Rifaie, A
Roberts, E
Robertson, S
Rongen, M
Rosted, A
Rott, C
Ruhe, T
Ruohan, L
Ryckbosch, D
Saffer, J
Salazar-Gallegos, D
Sampathkumar, P
Sandrock, A
Sanger-Johnson, G
Santander, M
Sarkar, S
Savelberg, J
Scarnera, M
Schaile, P
Schaufel, M
Schieler, H
Schindler, S
Schlickmann, L
Schlüter, B
Schlüter, F
Schmeisser, N
Schmidt, T
Schröder, F
Schumacher, L
Schwirn, S
Sclafani, S
Seckel, D
Seen, L
Seikh, M
Seunarine, S
Sevle Myhr, P
Shah, R
Shefali, S
N, S
Skrzypek, B
Snihur, R
Soedingrekso, J
Sogaard, A
Soldin, D
Soldin, P
Sommani, G
Spannfellner, C
Spiczak, G
Spiering, C
Stachurska, J
Stamatikos, M
Stanev, T
Stezelberger, T
Sturwald, T
Stuttard, T
Sullivan, G
Taboada, I
Ter-Antonyan, S
Terliuk, A
Thakuri, A
Thiesmeyer, M
Thompson, W
Thwaites, J
Tilav, S
Tollefson, K
Toscano, S
Tosi, D
Trettin, A
Upadhyay, A
Upshaw, K
Vaidyanathan, A
Valtonen-Mattila, N
Valverde, J
Vandenbroucke, J
van Eeden, T
van Eijndhoven, N
van Rootselaar, L
van Santen, J
Vara Carbonell, F
Varsi, F
Venugopal, M
Vereecken, M
Vergara Carrasco, S
Verpoest, S
Veske, D
Vijai, A
Villarreal, J
Walck, C
Wang, A
Warrick, E
Weaver, C
Weigel, P
Weindl, A
Weldert, J
Wen, A
Wendt, C
Werthebach, J
Weyrauch, M
Whitehorn, N
Wiebusch, C
Williams, D
Witthaus, L
Wolf, M
Wrede, G
Xu, X
Yanez, J
Yao, Y
Yildizci, E
Yoshida, S
Young, R
Yu, F
Yu, S
Yuan, T
Zegarelli, A
Zhang, S
Zhang, Z
Zhelnin, P
Zilberman, P
915
(23 Sep 2025)
doi:10.22323/1.501.0915