Realizing quantum gates with optically addressable ion qudits

MA Aksenov, IV Zalivako, IA Semerikov, AS Borisenko… - Physical Review A, 2023 - APS
The use of multilevel information carriers, also known as qudits, is a promising path for
exploring scalability of quantum computing devices. Here we present a proof-of-principle …

Controlling Rydberg excitations using ion-core transitions in alkaline-earth atom-tweezer arrays

AP Burgers, S Ma, S Saskin, J Wilson, MA Alarcón… - Prx Quantum, 2022 - APS
Scalable local control over gate operations is an outstanding challenge in the field of
quantum computing and programmable quantum simulation with Rydberg-atom arrays. One …

Demonstration of a parity-time-symmetry-breaking phase transition using superconducting and trapped-ion qutrits

AS Kazmina, IV Zalivako, AS Borisenko, NA Nemkov… - Physical Review A, 2024 - APS
Scalable quantum computers hold the promise to solve hard computational problems, such
as prime factorization, combinatorial optimization, simulation of many-body physics, and …

[HTML][HTML] Toward a New Generation of Compact Transportable Yb+ Optical Clocks

K Khabarova, D Kryuchkov, A Borisenko, I Zalivako… - Symmetry, 2022 - mdpi.com
Optical atomic clocks are currently one of the most sensitive tools making it possible to
precisely test the fundamental symmetry properties of spacetime and Einstein's theory of …

Coherent light shift on alkaline-earth Rydberg atoms from isolated core excitation without autoionization

KL Pham, TF Gallagher, P Pillet, S Lepoutre, P Cheinet - PRX Quantum, 2022 - APS
New experimental quantum simulation platforms have recently been implemented with
divalent atoms trapped in optical tweezer arrays, with promising performance. The second …

Сличение трех ультрастабильных лазеров через фемтосекундную гребенку частот

КС Кудеяров, АА Головизин, АС Борисенко… - Письма в Журнал …, 2021 - mathnet.ru
Сличение оптических осцилляторов используется как для определения их
спектральных характеристик, так и в качестве инструмента для проведения …

Supervised binary classification of small-scale digits images with a trapped-ion quantum processor

IV Zalivako, AI Gircha, AS Nikolaeva… - arxiv preprint arxiv …, 2024 - arxiv.org
Here we present the results of benchmarking of a quantum processor based on trapped
$^{171} $ Yb $^{+} $ ions by performing basic quantum machine learning algorithms …