Search results
- 1.0585795 - FZÚ 2025 RIV US eng J - Journal Article
Janiš, Václav - Pokorný, Vladislav - Kos, Š.
Failure of the Baym-Kadanoff construction to consistently match quantum dynamics with thermodynamic critical behavior.
Physical Review B. Roč. 109, č. 7 (2024), č. článku 075171. ISSN 2469-9950. E-ISSN 2469-9969
R&D Projects: GA ČR(CZ) GF23-05263K
Institutional support: RVO:68378271
Keywords : correlated electrons * self-consistent approximations * quantum dynamics * thermodynamic consistency * dynamical vertex * conserving vertex * critical behavior
OECD category: Condensed matter physics (including formerly solid state physics, supercond.)
Impact factor: 3.7, year: 2022
Method of publishing: Open access
Permanent Link: https://hdl.handle.net/11104/0353471File Download Size Commentary Version Access 0585795.pdf 0 2 MB CC Licence Publisher’s postprint open-access - 2.0577201 - FZÚ 2024 RIV US eng J - Journal Article
Klíč, Antonín - Janiš, Václav - Kadlec, Filip
Orientational ordering of water molecules confined in beryl: A theoretical study.
Physical Review B. Roč. 108, č. 6 (2023), č. článku 064101. ISSN 2469-9950. E-ISSN 2469-9969
R&D Projects: GA ČR(CZ) GA20-01527S
Institutional support: RVO:68378271
Keywords : ferroelectrics * phase transitions * mean field theory * Monte Carlo methods
OECD category: Condensed matter physics (including formerly solid state physics, supercond.)
Impact factor: 3.7, year: 2022
Method of publishing: Limited access
https://doi.org/10.1103/PhysRevB.108.064101
Permanent Link: https://hdl.handle.net/11104/0346419 - 3.0560544 - FZÚ 2023 RIV CZ cze J - Journal Article
Janiš, Václav
Komplexita a neuspořádanost ve fyzikálních systémech od atomárních po planetární škály.
[Complexity and disorder in physical systems from atomic to planetary scales.]
Československý časopis pro fyziku. Roč. 72, č. 1 (2022), s. 14-20. ISSN 0009-0700
Institutional support: RVO:68378271
Keywords : Nobel prize * spin glasses * replica trick * replica-symmetry breaking * ultramertic structure * multiequilibria
OECD category: Condensed matter physics (including formerly solid state physics, supercond.)
Method of publishing: Limited access
https://ccf.fzu.cz/pdf/ukazky/2022/ukazka_CCF_1-22.pdf
Permanent Link: https://hdl.handle.net/11104/0333408 - 4.0559628 - FZÚ 2023 RIV US eng J - Journal Article
Janiš, Václav - Yan, Jiawei
Failure of the mean-field description of magnetic fluctuations in the superconducting quantum dot.
AIP Advances. Roč. 12, č. 3 (2022), č. článku 035139. E-ISSN 2158-3226
R&D Projects: GA MŠMT LTC19045; GA ČR GA19-13525S
Institutional support: RVO:68378271
Keywords : mean-field * magnetic fluctuations * thermal fluctuations * dynamical renormalization
OECD category: Condensed matter physics (including formerly solid state physics, supercond.)
Impact factor: 1.6, year: 2022
Method of publishing: Open access
Permanent Link: https://hdl.handle.net/11104/0333617File Download Size Commentary Version Access 0559628.pdf 0 4.6 MB CC licence Publisher’s postprint open-access - 5.0555528 - FZÚ 2023 RIV US eng J - Journal Article
Yan, Jiawei - Janiš, Václav
Single-impurity Anderson model out of equilibrium: A two-particle semianalytic approach.
Physical Review B. Roč. 105, č. 8 (2022), č. článku 085122. ISSN 2469-9950. E-ISSN 2469-9969
R&D Projects: GA ČR GA19-13525S
Institutional support: RVO:68378271
Keywords : single-impurity Anderson model * non-equilibrium * two-particle vertex * reduced parquet equations * steady state * Coulomb blockade * tunneling
OECD category: Condensed matter physics (including formerly solid state physics, supercond.)
Impact factor: 3.7, year: 2022
Method of publishing: Limited access
https://doi.org/10.1103/PhysRevB.105.085122
Permanent Link: https://hdl.handle.net/11104/0333618 - 6.0553383 - FZÚ 2022 RIV US eng J - Journal Article
Janiš, Václav - Yan, Jiawei
Many-body perturbation theory for the superconducting quantum dot: Fundamental role of the magnetic field.
Physical Review B. Roč. 103, č. 23 (2021), č. článku 235163. ISSN 2469-9950. E-ISSN 2469-9969
R&D Projects: GA ČR GA19-13525S; GA MŠMT LTC19045
Institutional support: RVO:68378271
Keywords : quantum dot * superconductivity * Andreev bound states * perturbation theory * magnetic field * 0-pi transition * atomic limit
OECD category: Condensed matter physics (including formerly solid state physics, supercond.)
Impact factor: 3.908, year: 2021
Method of publishing: Limited access
https://doi.org/10.1103/PhysRevB.103.235163
Permanent Link: http://hdl.handle.net/11104/0328338 - 7.0538983 - FZÚ 2021 RIV US eng J - Journal Article
Janiš, Václav - Klíč, Antonín - Yan, Jiawei - Pokorný, Vladislav
Curie-Weiss susceptibility in strongly correlated electron systems.
Physical Review B. Roč. 102, č. 20 (2020), s. 1-13, č. článku 205120. ISSN 2469-9950. E-ISSN 2469-9969
R&D Projects: GA ČR GA19-13525S; GA MŠMT LTC19045
Institutional support: RVO:68378271
Keywords : parquet equations * mean-field approximation * Anderson impurity model * quantum and thermal fluctuations * magnetic susceptibility * Curie-Weiss law
OECD category: Condensed matter physics (including formerly solid state physics, supercond.)
Impact factor: 4.036, year: 2020
Method of publishing: Limited access
https://doi.org/10.1103/PhysRevB.102.205120
Permanent Link: http://hdl.handle.net/11104/0316714 - 8.0537587 - FZÚ 2021 RIV US eng J - Journal Article
Janiš, Václav - Klíč, Antonín - Yan, Jiawei
Antiferromagnetic fluctuations in the one-dimensional Hubbard model.
AIP Advances. Roč. 10, Dec (2020), s. 1-6, č. článku 125127. E-ISSN 2158-3226
R&D Projects: GA MŠMT LTC19045; GA ČR GA19-13525S
Institutional support: RVO:68378271
Keywords : Hubbard model * linear chain * antiferromagnetic fluctuations * effective interaction * quantum critical point
OECD category: Condensed matter physics (including formerly solid state physics, supercond.)
Impact factor: 1.548, year: 2020
Method of publishing: Open access
Permanent Link: http://hdl.handle.net/11104/0315411File Download Size Commentary Version Access 0537587.pdf 0 4.1 MB CC Licence Publisher’s postprint open-access - 9.0520848 - FZÚ 2020 RIV US eng J - Journal Article
Janiš, Václav - Zalom, Peter - Pokorný, Vladislav - Klíč, Antonín
Strongly correlated electrons: analytic mean-field theories with two-particle self-consistency.
Physical Review B. Roč. 100, č. 19 (2019), s. 1-13, č. článku 195114. ISSN 2469-9950. E-ISSN 2469-9969
R&D Projects: GA ČR GA19-13525S; GA MŠMT LTC19045
Institutional support: RVO:68378271
Keywords : quantum criticality * kondo efekt * Bethe-Salpeter equations * effective interaction
OECD category: Atomic, molecular and chemical physics (physics of atoms and molecules including collision, interaction with radiation, magnetic resonances, Mössbauer effect)
Impact factor: 3.575, year: 2019
Method of publishing: Limited access
https://doi.org/10.1103/physrevb.100.195114
Permanent Link: http://hdl.handle.net/11104/0305568 - 10.0498406 - FZÚ 2019 RIV NL eng J - Journal Article
Zalom, Peter - Pokorný, Vladislav - Janiš, Václav
Symmetric Anderson impurity model: magnetic susceptibility, specific heat and Wilson ratio.
Physica B-Condensed Matter. Roč. 536, May (2018), s. 704-707. ISSN 0921-4526. E-ISSN 1873-2135
R&D Projects: GA ČR GA15-14259S
Institutional support: RVO:68378271
Keywords : kondo effect * thermodynamic perturbation theory * two-particle renormalization * quantum criticality * impurity
OECD category: Condensed matter physics (including formerly solid state physics, supercond.)
Impact factor: 1.874, year: 2018
Permanent Link: http://hdl.handle.net/11104/0290778