"Universe in a black hole with spin and torsion", Coloquio de Fisica, Departamento de Fisica, Universidad de los Andes, Bogota, Colombia (Nov 2020, online)
(pdf).
"Universe in a black hole with spin and torsion", keynote lecture, XIX Meeting of Physics, Universidad Nacional de Ingenieria, Lima, Peru (Sep 2020, online)
(website)
(abstract)
(pdf).
"Big Bounce and inflation from spin and torsion", Spring Workshop on Gravity and Cosmology, Uniwersytet Jagiellonski, Krakow, Poland (May 2020, online)
(website)
(pdf)
(video).
"Big Bounce and inflation from spin and torsion", Department of Physics Seminar, University of Hartford, West Hartford, CT (Oct 2019).
"Big Bounce and inflation from spin and torsion", Strong Gravity Seminar, Perimeter Institute for Theoretical Physics, Waterloo, Ontario, Canada (Mar 2019)
(pdf)
(video).
"Big Bounce and inflation from spin and torsion", Department of Physics and Astronomy Colloquium, University of Western Ontario, London, Ontario, Canada (Mar 2019)
(pdf).
"Big Bounce and inflation from spin and torsion", Department of Physics Colloquium, Queens College, City University of New York, Queens, NY (Nov 2018).
"Co bylo przed Wielkim Wybuchem?" ("What was before the Big Bang?"), AstroBaza, Radom, Poland (Aug 2018)
(video).
"Einstein-Cartan gravity in particle physics and cosmology", Department of Physics, Indian Institute of Technology, Hyderabad, India (Nov 2016, online)
(pdf).
"Big Bounce and inflation from spin and torsion", Institute for Theory and Computation Luncheon, Harvard-Smithsonian Center for Astrophysics, Smithsonian Institution and Harvard University, Cambridge, MA (Sep 2016)
(pdf)
(video - NP talk starts at 46:15).
"Wszechswiat w czarnej dziurze" ("Universe in a black hole"), AstroBaza, Radom, Poland (Jun 2016)
(video1)
(video2)
(video3).
"The Universe and black holes in gravity with spin and torsion", Department of Mathematics and Physics, University of New Haven, West Haven, CT (May 2013).
"Big Bounce and dark energy in gravity with torsion", Virtual Institute of Astroparticle Physics, Paris, France (Jun 2012, online)
(video)
(pdf).
"Does our Universe live in a black hole?", Ionizing Radiation Division Seminar, National Institute of Standards and Technology, Gaithersburg, MD (Nov 2011).
"Does our Universe live in a black hole?", American Center for Physics, College Park, MD (Nov 2011).
"Cosmological implications of spinor-torsion coupling", Astrophysics-Relativity Seminar, University of Missouri-Columbia, Columbia, MO (Oct 2011).
"Does our Universe live inside a wormhole?", Department of Physics and Astronomy Colloquium, University of Missouri-Columbia, Columbia, MO (Oct 2011).
"Universe, black holes and particles in spacetime with torsion", Theoretical Astrophysics and General Relativity Seminar, Center for Theoretical Astrophysics, University of Illinois at Urbana-Champaign, Urbana, IL (Apr 2011).
"Universe, black holes and particles in spacetime with torsion", High Energy/Astrophysics Seminar, Indiana University, Bloomington, IN (Sep 2010).
Contributed Talks
"General-relativistic pilot-wave quantum mechanics", 12th Australasian Conference on General Relativity and Gravitation, University of Tasmania, Hobart, Tasmania, Australia (Nov 2023)
(website)
(talk)
(pdf).
"Gravitational collapse with torsion and Universe in a black hole" - with Francisco Guedes, XIV Latin American Symposium on High Energy Physics (SILAFAE), Universidad San Francisco de Quito, Quito, Ecuador (Nov 2022)
(website)
(abstract)
(pdf).
"Universe in a black hole with spin and torsion", Spanish-Portuguese Relativity Meeting EREP 2021, Aveiro, Portugal (Sep 2021, online)
(website)
(abstract)
(pdf).
"Universe in a black hole with spin and torsion", International Conference on Gravitation: Theory and Experiment GRAVITEX 2021, Durban, KwaZulu-Natal, South Africa (Aug 2021, online)
(website)
(pdf).
"Universe in a black hole with spin and torsion", 16th Marcel Grossmann Meeting, Rome, Italy (Jul 2021, online)
(website)
(abstract)
(pdf).
"Universe in a black hole with spin and torsion", 15th Iberian Cosmology Meeting (IberiCOS 2021), Universidade de Coimbra, Coimbra, Portugal (Mar 2021, online)
(website)
(abstract)
(pdf).
"Noncommutative momentum and torsional regularization", 5th Colombian Meeting on High Energy Physics (ComHEP), Bogota, Colombia (Nov 2020, online)
(website)
(abstract)
(pdf).
"Universe in a black hole from spin and torsion", 9th KIAS Workshop on Cosmology and Structure Formation, Korea Insitute for Advanced Study, Seoul, South Korea (Nov 2020, online)
(website)
(pdf).
"Non-particle dark matter from Hubble parameter", Materia Oscura en Colombia (MOCa 2020), Bogota, Colombia (Oct 2020, online)
(website)
(abstract)
(pdf).
"Universe in a black hole with spin and torsion", Virtual Conference of the Polish Society on Relativity 2020 (Sep 2020, online)
(website)
(abstract)
(pdf).
"Big Bounce and inflation from spin and torsion", 14th International Conference on Gravitation, Astrophysics and Cosmology, National Central University, Jhongli, Taiwan (Aug 2020, online)
(website)
(pdf)
(video - NP talk starts at 33:20).
"Big Bounce and inflation from spin and torsion", 17th Russian Gravitational Conference (RUSGRAV-17), Peter the Great Saint Petersburg Polytechnic University, Saint Petersburg, Russia (Jul 2020, online)
(website)
(pdf).
"Noncommutative momentum and torsional regularization", 10th Australasian Conference on General Relativity and Gravitation, Victoria University of Wellington, Wellington, New Zealand (Dec 2019)
(abstract)
(pdf).
"Big Bounce and inflation from spin and torsion", Grav19, Universidad Nacional de Cordoba, Cordoba, Argentina (Apr 2019)
(website)
(pdf).
"Torsional regularization and finite bare charge", XII Latin American Symposium on High Energy Physics (SILAFAE), Pontificia Universidad Catolica del Peru, Lima, Peru (Nov 2018)
(abstract)
(pdf).
"Big Bounce and inflation from spin and torsion", 21st Eastern Gravity Meeting, Long Island University - Brooklyn, Brooklyn, NY (May 2018)
(website)
(pdf).
"Big Bounce and inflation from spin and torsion", 34th Pacific Coast Gravity Meeting, California Institute of Technology, Pasadena, CA (Mar 2018).
"Big Bounce and inflation from spin and torsion", 9th Australasian Conference on General Relativity and Gravitation, The Gravity Discovery Centre, Gingin, Western Australia, Australia (Nov 2017)
(website)
(pdf).
"Universe in a black hole with spin and torsion", General Relativity and Gravitation: A Centennial Perspective, Pennsylvania State University, State College, PA (Jun 2015).
"Nonsingular Big-Bounce cosmology from spin and torsion", 22nd Midwest Relativity Meeting, University of Chicago, Chicago, IL (Sep 2012).
"Nonsingular Big-Bounce cosmology without inflation from torsion", American Astronomical Society 218th and American Association of Variable Star Observers Meeting, Boston, MA (May 2011).
"Cosmological constant and torsion", Phenomenology 2010 Symposium, University of Wisconsin-Madison, Madison, WI (May 2010).
"Purely affine formulation of f(R) gravity", 18th Midwest Relativity Meeting, University of Notre Dame, Notre Dame, IN (Oct 2008).
"Homothetic curvature and geometrization of electromagnetism", 11th Eastern Gravity Meeting, Pennsylvania State University, State College, PA (May 2008).
"Geometrization of electromagnetism in purely affine and metric-affine gravity", American Physical Society April Meeting, St. Louis, MO (Apr 2008).
"Gravitation and electromagnetism in purely affine gravity", 10th Eastern Gravity Meeting, Cornell University, Ithaca, NY (Jun 2007).
"Dark energy and electromagnetism in purely affine gravity", 23rd Pacific Coast Gravity Meeting, California Institute of Technology, Pasadena, CA (Mar 2007).
"Dark energy in f(R) gravity", 16th Midwest Relativity Meeting, Washington University in St. Louis, St. Louis, MO (Nov 2006).
Organized Talks
"Solar and lunar eclipses", Department Seminar, Department of Mathematics and Physics, University of New Haven, West Haven, CT (Sep 2017)
(ppt).
"Black hole cosmology in gravity with torsion", Department Seminar, Department of Mathematics and Physics, University of New Haven, West Haven, CT (Oct 2016).
"New ideas on the origins of our Universe: the Big Bang, black holes, and gravity", Connecticut Space Day Symposium: "The Origins of Our Universe and Life", University of New Haven, West Haven, CT (Apr 2016).
"Every black hole contains a new universe?", Department Seminar, Department of Mathematics and Physics, University of New Haven, West Haven, CT (Dec 2014).
"Origins of the cosmos, Earth, and life: Episode I" (with P. Schwartz and C. Barratt), Food for Thought - Faculty Research Luncheon, University of New Haven, West Haven, CT (Sep 2014).
PARTICLE AND NUCLEAR PHYSICS
Contributed Talks
"Relativistic description of hadronic decays of exotic mesons", American Physical Society Division of Nuclear Physics Fall Meeting, Tucson, AZ (Nov 2003).
"A relativistic description of hadronic decays of the meson pi1", 10th International Conference on Hadron Spectroscopy, Aschaffenburg, Germany (Sep 2003).