Quantum phase transitions in non-Hermitian <math xmlns:mml=”http://www.w3.org/1998/Math/MathML” display=”inline” id=”d1e493″ altimg=”si214.svg” class=”math”><mrow><mi mathvariant=”script”>P</mi><mi mathvariant=”script”>T</mi></mrow></math>-symmetric transverse-field Ising spin chains

Publication date: Available online 2 March 2023Source: Annals of PhysicsAuthor(s): Grigory A. Starkov, Mikhail V. Fistul, Ilya M. Eremin Continue reading Quantum phase transitions in non-Hermitian <math xmlns:mml=”http://www.w3.org/1998/Math/MathML” display=”inline” id=”d1e493″ altimg=”si214.svg” class=”math”><mrow><mi mathvariant=”script”>P</mi><mi mathvariant=”script”>T</mi></mrow></math>-symmetric transverse-field Ising spin chains

Stable gravastars with Krori–Barua metric in <math xmlns:mml=”http://www.w3.org/1998/Math/MathML” display=”inline” id=”d1e156″ altimg=”si3.svg” class=”math”><mrow><mi>f</mi><mrow><mo>(</mo><mi mathvariant=”normal”>R</mi><mo>,</mo><mi mathvariant=”script”>T</mi><mn>2</mn><mo>)</mo></mrow></mrow></math> gravity

Publication date: October 2023Source: Annals of Physics, Volume 457Author(s): M. Sharif, Saba Naz Continue reading Stable gravastars with Krori–Barua metric in <math xmlns:mml=”http://www.w3.org/1998/Math/MathML” display=”inline” id=”d1e156″ altimg=”si3.svg” class=”math”><mrow><mi>f</mi><mrow><mo>(</mo><mi mathvariant=”normal”>R</mi><mo>,</mo><mi mathvariant=”script”>T</mi><mn>2</mn><mo>)</mo></mrow></mrow></math> gravity