doc. RNDr. Otakar Svítek, Ph.D.


adresa:
Ústav teoretické fyziky
Matematicko-fyzikální fakulta Univerzity Karlovy
V Holešovičkách 2
180 00 Praha 8
kancelář:
A1035
telefon:
+420 95155 2503
e-mail:
otakar.svitek@matfyz.cuni.cz
www:
MFF UK, home

Odborné zájmy

- General Relativity
Exact solutions with sources (scalar field, nonlinear electrodynamics). Radiative solutions without symmetries (Robinson-Trautman, Kundt).

- black holes
Black holes in the presence of fields, wormhole solutions.

- causal structure of spacetimes
Event horizons, singularities and asymptotic structure. Quasilocal horizons.

- inhomogeneous cosmologies
LTB and Szekeres solutions and their structure. Averaging techniques.

- loop quantum gravity
Loop quantization of symmetry reduced problems - cosmology, spherical symmetry.

Vyučované předměty

Nabídka závěrečných prací

Vypsané a  vedené práce v SISu

Studenti

Bakalářští studenti

Magisterští studenti

Doktorští studenti

Literatura

Librtfy
ORCID

Seznam publikací s afiliací ÚTF

  1. Kubizňák, D.; Svitek, O.; Tahamtan, T.: Regularized conformal electrodynamics: Novel C metric in 2+1 dimensions Phys. Rev. D  110 (2024) DOI
  2. Hale, T.; Kubizňák, D.; Svítek, O.; Tahamtan, T.: Solutions and basic properties of regularized Maxwell theory Phys. Rev. D  107 (2023) DOI
  3. Tahamtan, T.; Flores-Alfonso, D.; Svítek, O.: Well-posed nonvacuum solutions in Robinson-Trautman geometry Phys. Rev. D  108 (2023) DOI
  4. Kubizňák, D.; Tahamtan, T.; Svítek, O.: Slowly rotating black holes in nonlinear electrodynamics Phys. Rev. D  105 (2022) DOI
  5. Polcar, L.; Svítek, O.: Phantom scalar field counterpart to Curzon-Chazy spacetime Class. Quantum Grav. 39 (2022) DOI
  6. Hellaby, C.; Svítek, O.: Reversing the Null Limit of the Szekeres Metric Class. Quantum Grav. 38 (2021) DOI
  7. Svitek, O.; Tahamtan, T.; Zampeli, A.: Quantum fate of timelike naked singularity with scalar hair Ann. Phys. 418 (2020) DOI
  8. Polášková, E.; Svítek, O.: Quasilocal horizons in inhomogeneous cosmological models Class. Quantum Grav. 36 (2019) DOI
  9. Svítek, O.; Tahamtan, T.: Nonsymmetric dynamical thin-shell wormhole in Robinson–Trautman class Eur. Phys. J. C  78 (2018) DOI
  10. Tahamtan, T.; Svítek, O.: Kundt spacetimes minimally coupled to scalar field Eur. Phys. J. C  77 (2017) DOI
  11. Svítek, O.; Tahamtan, T.: Ultrarelativistic boost with scalar field Gen. Relativ. Gravit. 48 (2016) DOI
  12. Tamahmtan, T.; Svítek, O.: Robinson–Trautman solution with nonlinear electrodynamics Eur. Phys. J. C  76 (2016) DOI
  13. Tahamtan, T.; Svítek, O.: Properties of Robinson-Trautman solution with scalar hair Phys. Rev. D  94 (2016) DOI
  14. Svítek, O.; Kašpar, P.: Averaging in LRS class II spacetimes Gen. Relativ. Gravit. 47 (2015) DOI
  15. Tahamtan, T.; Svítek, O.: Robinson-Trautman solution with scalar hair Phys. Rev. D  91 (2015) DOI
  16. Kašpar, P.; Svítek, O.: Averaging in cosmology based on Cartan scalars J. Phys. Conf. Ser. 600 (2015) DOI
  17. Kašpar, P.; Svítek, O.: Averaging in cosmology based on Cartan scalars Class. Quantum Grav. 31 (2014) DOI
  18. Kašpar, P.; Vrba, D.; Svítek, O.: Averaging Inside the LRS Family (2014)
  19. Vrba, D.; Svítek, O.: Modelling inhomogeneity in Szekeres spacetime Gen. Relativ. Gravit. 46 (2014) DOI
  20. Tahamtan, T.; Svítek, O.: Resolution of curvature singularities from quantum mechanical and loop perspective Eur. Phys. J. C  74 (2014) DOI
  21. Svítek, O.: Existence of horizons in Robinson-Trautman spacetimes of arbitrary dimension (2012)
  22. Svítek, O.: Past horizons in D-dimensional Robinson-Trautman spacetimes Phys. Rev. D  84 (2011) DOI
  23. Svítek, O.: The damping of gravitational waves in dust Phys. Scr. 79 (2009)
  24. Podolský, J.; Svítek, O.: Past horizons in Robinson-Trautman spacetimes with a cosmological constant Phys. Rev. D  80 (2009) DOI
  25. Podolský, J.; Svítek, O.: Radiative spacetimes approaching the Vaidya metric Phys. Rev. D  71 (2005) DOI
  26. Podolský, J.; Svítek, O.: Some high-frequency gravitational waves related to exact radiative spacetimes Gen. Relativ. Gravit. 36 (2004) DOI
  27. Svítek, O.; Podolský, J.: The Efroimsky formalism for weak gravitational waves adapted to high-frequency perturbations Class. Quantum Grav. 21 (2004) DOI
doc. RNDr. Otakar Svítek, Ph.D.
adresa:
Ústav teoretické fyziky
Matematicko-fyzikální fakulta Univerzity Karlovy
V Holešovičkách 2
180 00 Praha 8
kancelář:
A1035
telefon:
+420 95155 2503
e-mail:
otakar.svitek@matfyz.cuni.cz
www:
MFF UK, home

Odborné zájmy

- General Relativity
Exact solutions with sources (scalar field, nonlinear electrodynamics). Radiative solutions without symmetries (Robinson-Trautman, Kundt).

- black holes
Black holes in the presence of fields, wormhole solutions.

- causal structure of spacetimes
Event horizons, singularities and asymptotic structure. Quasilocal horizons.

- inhomogeneous cosmologies
LTB and Szekeres solutions and their structure. Averaging techniques.

- loop quantum gravity
Loop quantization of symmetry reduced problems - cosmology, spherical symmetry.

Vyučované předměty

Nabídka závěrečných prací

Vypsané a  vedené práce v SISu

Studenti

Bakalářští studenti

Magisterští studenti

Doktorští studenti

Literatura

Librtfy
ORCID

Seznam publikací s afiliací ÚTF

  1. Kubizňák, D.; Svitek, O.; Tahamtan, T.: Regularized conformal electrodynamics: Novel C metric in 2+1 dimensions Phys. Rev. D  110 (2024) DOI
  2. Hale, T.; Kubizňák, D.; Svítek, O.; Tahamtan, T.: Solutions and basic properties of regularized Maxwell theory Phys. Rev. D  107 (2023) DOI
  3. Tahamtan, T.; Flores-Alfonso, D.; Svítek, O.: Well-posed nonvacuum solutions in Robinson-Trautman geometry Phys. Rev. D  108 (2023) DOI
  4. Kubizňák, D.; Tahamtan, T.; Svítek, O.: Slowly rotating black holes in nonlinear electrodynamics Phys. Rev. D  105 (2022) DOI
  5. Polcar, L.; Svítek, O.: Phantom scalar field counterpart to Curzon-Chazy spacetime Class. Quantum Grav. 39 (2022) DOI
  6. Hellaby, C.; Svítek, O.: Reversing the Null Limit of the Szekeres Metric Class. Quantum Grav. 38 (2021) DOI
  7. Svitek, O.; Tahamtan, T.; Zampeli, A.: Quantum fate of timelike naked singularity with scalar hair Ann. Phys. 418 (2020) DOI
  8. Polášková, E.; Svítek, O.: Quasilocal horizons in inhomogeneous cosmological models Class. Quantum Grav. 36 (2019) DOI
  9. Svítek, O.; Tahamtan, T.: Nonsymmetric dynamical thin-shell wormhole in Robinson–Trautman class Eur. Phys. J. C  78 (2018) DOI
  10. Tahamtan, T.; Svítek, O.: Kundt spacetimes minimally coupled to scalar field Eur. Phys. J. C  77 (2017) DOI
  11. Svítek, O.; Tahamtan, T.: Ultrarelativistic boost with scalar field Gen. Relativ. Gravit. 48 (2016) DOI
  12. Tamahmtan, T.; Svítek, O.: Robinson–Trautman solution with nonlinear electrodynamics Eur. Phys. J. C  76 (2016) DOI
  13. Tahamtan, T.; Svítek, O.: Properties of Robinson-Trautman solution with scalar hair Phys. Rev. D  94 (2016) DOI
  14. Svítek, O.; Kašpar, P.: Averaging in LRS class II spacetimes Gen. Relativ. Gravit. 47 (2015) DOI
  15. Tahamtan, T.; Svítek, O.: Robinson-Trautman solution with scalar hair Phys. Rev. D  91 (2015) DOI
  16. Kašpar, P.; Svítek, O.: Averaging in cosmology based on Cartan scalars J. Phys. Conf. Ser. 600 (2015) DOI
  17. Kašpar, P.; Svítek, O.: Averaging in cosmology based on Cartan scalars Class. Quantum Grav. 31 (2014) DOI
  18. Kašpar, P.; Vrba, D.; Svítek, O.: Averaging Inside the LRS Family (2014)
  19. Vrba, D.; Svítek, O.: Modelling inhomogeneity in Szekeres spacetime Gen. Relativ. Gravit. 46 (2014) DOI
  20. Tahamtan, T.; Svítek, O.: Resolution of curvature singularities from quantum mechanical and loop perspective Eur. Phys. J. C  74 (2014) DOI
  21. Svítek, O.: Existence of horizons in Robinson-Trautman spacetimes of arbitrary dimension (2012)
  22. Svítek, O.: Past horizons in D-dimensional Robinson-Trautman spacetimes Phys. Rev. D  84 (2011) DOI
  23. Svítek, O.: The damping of gravitational waves in dust Phys. Scr. 79 (2009)
  24. Podolský, J.; Svítek, O.: Past horizons in Robinson-Trautman spacetimes with a cosmological constant Phys. Rev. D  80 (2009) DOI
  25. Podolský, J.; Svítek, O.: Radiative spacetimes approaching the Vaidya metric Phys. Rev. D  71 (2005) DOI
  26. Podolský, J.; Svítek, O.: Some high-frequency gravitational waves related to exact radiative spacetimes Gen. Relativ. Gravit. 36 (2004) DOI
  27. Svítek, O.; Podolský, J.: The Efroimsky formalism for weak gravitational waves adapted to high-frequency perturbations Class. Quantum Grav. 21 (2004) DOI
doc. RNDr. Otakar Svítek, Ph.D.
adresa:
Ústav teoretické fyziky
Matematicko-fyzikální fakulta Univerzity Karlovy
V Holešovičkách 2
180 00 Praha 8
kancelář:
A1035
telefon:
+420 95155 2503
e-mail:
otakar.svitek@matfyz.cuni.cz
www:
MFF UK, home

Odborné zájmy

- General Relativity
Exact solutions with sources (scalar field, nonlinear electrodynamics). Radiative solutions without symmetries (Robinson-Trautman, Kundt).

- black holes
Black holes in the presence of fields, wormhole solutions.

- causal structure of spacetimes
Event horizons, singularities and asymptotic structure. Quasilocal horizons.

- inhomogeneous cosmologies
LTB and Szekeres solutions and their structure. Averaging techniques.

- loop quantum gravity
Loop quantization of symmetry reduced problems - cosmology, spherical symmetry.

Vyučované předměty

Nabídka závěrečných prací

Vypsané a  vedené práce v SISu

Studenti

Bakalářští studenti

Magisterští studenti

Doktorští studenti

Literatura

Librtfy
ORCID

Seznam publikací s afiliací ÚTF

  1. Kubizňák, D.; Svitek, O.; Tahamtan, T.: Regularized conformal electrodynamics: Novel C metric in 2+1 dimensions Phys. Rev. D  110 (2024) DOI
  2. Hale, T.; Kubizňák, D.; Svítek, O.; Tahamtan, T.: Solutions and basic properties of regularized Maxwell theory Phys. Rev. D  107 (2023) DOI
  3. Tahamtan, T.; Flores-Alfonso, D.; Svítek, O.: Well-posed nonvacuum solutions in Robinson-Trautman geometry Phys. Rev. D  108 (2023) DOI
  4. Kubizňák, D.; Tahamtan, T.; Svítek, O.: Slowly rotating black holes in nonlinear electrodynamics Phys. Rev. D  105 (2022) DOI
  5. Polcar, L.; Svítek, O.: Phantom scalar field counterpart to Curzon-Chazy spacetime Class. Quantum Grav. 39 (2022) DOI
  6. Hellaby, C.; Svítek, O.: Reversing the Null Limit of the Szekeres Metric Class. Quantum Grav. 38 (2021) DOI
  7. Svitek, O.; Tahamtan, T.; Zampeli, A.: Quantum fate of timelike naked singularity with scalar hair Ann. Phys. 418 (2020) DOI
  8. Polášková, E.; Svítek, O.: Quasilocal horizons in inhomogeneous cosmological models Class. Quantum Grav. 36 (2019) DOI
  9. Svítek, O.; Tahamtan, T.: Nonsymmetric dynamical thin-shell wormhole in Robinson–Trautman class Eur. Phys. J. C  78 (2018) DOI
  10. Tahamtan, T.; Svítek, O.: Kundt spacetimes minimally coupled to scalar field Eur. Phys. J. C  77 (2017) DOI
  11. Svítek, O.; Tahamtan, T.: Ultrarelativistic boost with scalar field Gen. Relativ. Gravit. 48 (2016) DOI
  12. Tamahmtan, T.; Svítek, O.: Robinson–Trautman solution with nonlinear electrodynamics Eur. Phys. J. C  76 (2016) DOI
  13. Tahamtan, T.; Svítek, O.: Properties of Robinson-Trautman solution with scalar hair Phys. Rev. D  94 (2016) DOI
  14. Svítek, O.; Kašpar, P.: Averaging in LRS class II spacetimes Gen. Relativ. Gravit. 47 (2015) DOI
  15. Tahamtan, T.; Svítek, O.: Robinson-Trautman solution with scalar hair Phys. Rev. D  91 (2015) DOI
  16. Kašpar, P.; Svítek, O.: Averaging in cosmology based on Cartan scalars J. Phys. Conf. Ser. 600 (2015) DOI
  17. Kašpar, P.; Svítek, O.: Averaging in cosmology based on Cartan scalars Class. Quantum Grav. 31 (2014) DOI
  18. Kašpar, P.; Vrba, D.; Svítek, O.: Averaging Inside the LRS Family (2014)
  19. Vrba, D.; Svítek, O.: Modelling inhomogeneity in Szekeres spacetime Gen. Relativ. Gravit. 46 (2014) DOI
  20. Tahamtan, T.; Svítek, O.: Resolution of curvature singularities from quantum mechanical and loop perspective Eur. Phys. J. C  74 (2014) DOI
  21. Svítek, O.: Existence of horizons in Robinson-Trautman spacetimes of arbitrary dimension (2012)
  22. Svítek, O.: Past horizons in D-dimensional Robinson-Trautman spacetimes Phys. Rev. D  84 (2011) DOI
  23. Svítek, O.: The damping of gravitational waves in dust Phys. Scr. 79 (2009)
  24. Podolský, J.; Svítek, O.: Past horizons in Robinson-Trautman spacetimes with a cosmological constant Phys. Rev. D  80 (2009) DOI
  25. Podolský, J.; Svítek, O.: Radiative spacetimes approaching the Vaidya metric Phys. Rev. D  71 (2005) DOI
  26. Podolský, J.; Svítek, O.: Some high-frequency gravitational waves related to exact radiative spacetimes Gen. Relativ. Gravit. 36 (2004) DOI
  27. Svítek, O.; Podolský, J.: The Efroimsky formalism for weak gravitational waves adapted to high-frequency perturbations Class. Quantum Grav. 21 (2004) DOI

 

Univerzita Karlova, Matematicko-fyzikální fakulta
Ústav teoretické fyziky
V Holešovičkách 747/2, 180 00 Praha 8
IČ: 00216208, DIČ: CZ00216208