Frame-Based Filter-Function Formalism for Quantum Characterization and Control

التفاصيل البيبلوغرافية
العنوان: Frame-Based Filter-Function Formalism for Quantum Characterization and Control
المؤلفون: Chalermpusitarak, Teerawat, Tonekaboni, Behnam, Wang, Yuanlong, Norris, Leigh M., Viola, Lorenza, Paz-Silva, Gerardo A.
المصدر: PRX Quantum 2, 030315 (2021)
سنة النشر: 2020
المجموعة: Quantum Physics
مصطلحات موضوعية: Quantum Physics
الوصف: We introduce a theoretical framework for resource-efficient characterization and control of non-Markovian open quantum systems, which naturally allows for the integration of given, experimentally motivated, control capabilities and constraints. This is achieved by developing a transfer filter-function formalism based on the general notion of a frame and by appropriately tying the choice of frame to the available control. While recovering the standard frequency-based filter-function formalism as a special instance, this control-adapted generalization affords intrinsic flexibility and, crucially, it permits an efficient representation of the relevant control matrix elements and dynamical integrals if an appropriate finite-size frame condition is obeyed. Our frame-based formulation overcomes important limitations of existing approaches. In particular, we show how to implement quantum noise spectroscopy in the presence of nonstationary noise sources, and how to effectively achieve control-driven model reduction for noise-optimized prediction and quantum gate design.
نوع الوثيقة: Working Paper
DOI: 10.1103/PRXQuantum.2.030315
URL الوصول: http://arxiv.org/abs/2008.13216
رقم الانضمام: edsarx.2008.13216
قاعدة البيانات: arXiv
الوصف
DOI:10.1103/PRXQuantum.2.030315