ELFT HÍRADÓ

[Somogyi Gábor <somogyi.gabor AT wigner.hu>]

Wigner FK RMI Elméleti Osztály Szemináriuma
Tisztelettel meghívjuk


Jan Mandrysch
(Austrian Academy of Sciences, Institute for Quantum Optics and Quantum 
Information, Vienna)


“Implementing a Causal Measurement Scheme for Quantum Fields”


címmel tartandó szemináriumára.


Kivonat:



While measurement processes in standard quantum mechanics are well 
understood, the extension of these ideas to quantum field theory (QFT) 
remains a key challenge. In particular, ensuring that measurements respect 
fundamental principles such as relativistic causality is crucial. A 
persistent issue concerning measurements in QFT is, though, that 
microcausality alone is insufficient to prevent superluminal signaling. In 
this talk, I will present a concrete scheme for measuring real linear scalar 
fields, grounded in the Fewster-Verch measurement framework, which allows to 
model projective and Gaussian measurements and more. The approach fully 
respects the principles of relativistic covariance, locality, and causality, 
offering a robust solution to the challenges of measurement in QFT.



Helye: Wigner FK RMI III. ép. Tanácsterem
Ideje: 2025 május 23. péntek d.u. 14 óra

Szívesen látunk minden érdeklődőt.


       Somogyi Gábor