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Matemática se alia à Saúde para prever futuro da pandemia
A Matemática está a serviço da Saúde, buscando definir cenários e prever o comportamento da Covid-19 e das pandemias futuras. Cientista do Nosso Estado da FAPERJ, Dan Marchesin, pesquisador do Impa, integra grupo de pesquisas sobre o tema.

Seminar: Monday, September 28, 10:30

Yulia Petrova (St. Petersburg University) "On the impact of diffusion ratio on vanishing viscosity solutions of Riemann problems for chemical flooding models"

ABSTRACT, SLIDES (Google-Meet)

Group meeting: Wednesday, August 12, 11:00

Julia Domingues: "Sampling Methods". Via google meet.

IMPA's press: Pesquisadores do IMPA abordam precisão das modelagens. About the paper "From the butterﬂy effect to spontaneous stochasticity in singular shear ﬂows"

Group meeting: Friday, June 19, 14:00

Julia Domingues: "Machine Learning: kernel method". Via Zoom (slides).

Bolsa PCI

Projeto: Abordagens de Inteligência Artificial em Turbulência Hidrodinâmica

Chamada e demais documentos

Seminar: Thursday, April 30, 15:00

Andre Nachbin (IMPA) "Capturing the flow structure beneath rotational waves"

Zoom link: click on "online format" on THIS PAGE

Seminar: Monday, April 6, 11:00

Tiago Pereira da Sliva (ICMC USP) "Coronavírus do Brasil: Efeitos do distanciamento social e isolamento" (zoom)

Seminar (Thu, 26/mar):

Amaury Alvarez Cruz (UFRJ) "Resolvendo o problema inverso para uma equação diferencial ordinária usando conjugação", 14:00 (Zoom)

Group meeting (Thu, 19/mar):

Julia Domingues: "Random number generation by Machine Learning", at 13:45. Via Zoom.

Seminar (16/mar):

Gabriel Brito Apolinario (UFRJ) "Large Fluctuations in Stochastic Models of Turbulence", 16:00 (Zoom)

About Simon Thalabard in IMPA's press

IMPA's press release about Dan Marchesin and our laboratory

Seminar (Tue, 11/fev): William F. Shadwick - Omega Analysis, "Elie Cartan, differential systems, transformation groups and differential invariants", 13:30, room 224

Group meeting (Wed, 22/jan):

Julia Domingues: "Attractor Reconstruction by Machine Learning", at 13:00 in the room Multi-uso (3d floor near the stairs)

IMPA's press release on the paper "Explosive ripple instability due to incipient wave breaking" by Alexei Mailybaev and André Nachbin

Seminar (05/nov): Marcio Carvalho (PUC-RJ) "Capillary Hydrodynamics: From thin films to oil recovery", 14:30, room 347

Our Ph.D. student Ciro Sobrinho Campolina Martins is receiving the Premium for the best M.Sc. dissertation from the Brazilian Society of Applied and Computational Mathematics (SBMAC)

IMPA's press release

Program

Program of the Thematic Session "Mathematical and Computational Aspects of Fluid Dynamics" at the Brazilian Mathematical Colloquium: IMPA, Monday and Tuesday, July 29-30 at 9:00-13:00.

Seminar (22/04): Luca Biferale (University of Rome - Tor Vergata) "Optimal navigation in complex flows", 11:00, room 232.

Seminar (16/07): Laurent Chevillard (ENS Lyon) "On the stochastic modeling of some aspects of fluid turbulence", 11:00, room 236.

Group meeting: José Manuel Escorcia Tafur, Hamiltonian formalism for wave turbulence

Monday, June 17, 15:00, room 228

Thursday, May 30, 13:30, room 236

Thursday, May 16, 13:30, room 347

Thursday, May 2, 13:30, room 236

Seminar (10/04): Vladimir Grebenev (Institute of Computational Technologies, Novosibirsk, Russia & IME-USP, Brasil) "Conformal Invariance Of The Zero-Vorticity Isolines In 2D Turbulence", 15:30, room 228.

Group meeting: Hugo Saraiva, Rayleigh-Taylor instability for two-phase immiscible flows

18/mar, 10:30, room 224

Sao Paulo School of Advanced Sciences on NONLINEAR DYNAMICS

USP, July 29 - August 9, 2019

Candidates’ application: Feb 11 - Jun 28, 2019

Thesis defense (26/02): Ciro Sobrinho Campolina Martins, "Fluid Dynamics on Logarithmic Lattices
and Singularities of Euler Flow", 14:00, room 224.

IMPA's press release

Thesis

Seminar (19/02): Rafael Monteiro (Mathematics for Advanced Materials - Open Innovation Laboratory, Japan) "The Swift-Hohenberg Equation under directional-quenching: finding heteroclinic connections using spatial and spectral decompositions", 14:00, room 232.

The paper "Explosive ripple instability due to incipient wave breaking" by Alexei A. Mailybaev and André Nachbin selected for the cover of the Journal of Fluid Mechanics:

LECTURE NOTES

of the course "An Introduction to Stochastic Differential Equations with applications to Fluid Dynamics" by Theodore Drivas and Simon Thalabard.

January-February 2019: Mon, Wed, Fri 10-12 a.m. at room 345

Webpage: http://www.interpore2019br.lncc.br/

Abstract submission before March 31

Presentation slides

Workshop program

06/aug, 13:00, room 228: Group meeting: talks by Ciro Campolina and Vitor Sudbrack.

Thesis Defense of Luis Fernando Lozano: "Diffusive effects in Riemann solutions for three phase flow in porous media".
27/07/2018 - 13:30 at room 228.

Seminar (11/07): Marco Martins Afonso (Centro de Matemática da Universidade do Porto) "Renormalized transport of inertial particles", 11:00, room 228.

Seminar (26/06): Luis Fernando Lozano Guerrero (IMPA) "Estudo do efeito de difusão (simplificada) em sistemas não estritamente hiperbólicos de leis de conservação", 13:30 at room 347.

Seminar (06/06): Carlos Galeano-Ríos ( Math. Dept., University of Bath, England) "Ratcheting pairs of droplets", 11:00 at room 333.

Lectures at IMPA by Prof. Uriel Frisch, May 11-17.

Seminar (26/03): John Bush (MIT - Dep. of Mathematics)
"Hydrodynamic quantum analogs", 11:00 at room 228.

The paper by Prof. Mailybaev showing that light stops at exceptional points is featured in newspapers and science news articles: Newsweek, The Independent, Daily Mail, Phys.org, ScienceAlert.
IMPA's press release (portuguese) may be read here.

Group meeting: Hugo Saraiva, Turbulence reading course
- 20/fev, 10:30, room 224
- 06/feb, 10:30, room 224
- 30/jan, 10:30, room 224
- 23/jan, 10:30, room 224

Seminar: Vikas Krishnamurthy (UFPe), Complex analysis for compressible vortex dynamics (16/jan, 15:30, room 333)

Group meeting: Hugo Saraiva, Turbulence reading course (09/jan, 10:30, room 345)

(12/2017) Tribute to Clarice Lispector and Leopoldo Nachbin

Group meeting: Hugo Saraiva, Theory for Lattice-Boltzmann Method for two-phase flows - part 2 (07/dec, 13:30, room 333)

Group meeting: Hugo Saraiva, Theory for Lattice-Boltzmann Method for two-phase flows - part 1 (30/nov, 13:30, room 333)

(09/2017) Article about the career and life of professor Dan Marchesin, our Laboratory's Head and founder (English / Portuguese)

Videos: talks of the Workshop on Conservation Laws and Applications, celebrating the 70th birthday of Dan Marchesin

70^th birthday of Dan Marchesin

Interview: O Globo (05/2017)

Seminar: Wanderson Lambert, Teoria matemática de fluxo bifásico em meios porosos com diversos componentes químicos (24/mar, 10:30, room 236)

Group meeting: Hugo Saraiva, Entropy (24/mar, 13:30, room 236)

Group meeting: Hugo Saraiva, Boltzmann equation (9/mar, 13:30, room 345)

Interview for Galileu (03/2017).

Videos: IMPA-Bath Workshop in Mathematics

Interview for Globo (02/2017)

Videos: Workshop on Turbulent Dissipation, Mixing and Predictability. January 9 - 13, 2017, IPAM, Los Angeles

Videos: 2nd IMPA-InterPore Conference on Porous Media