Probing and controlling dimensionality of strongly interacting spin ensembles
POSTER
Abstract
Understanding the decoherence of a strongly interacting spin ensemble remains an important challenge at the interface of basic science and quantum technology. Here, we experimentally investigate the electronic spin coherence of nitrogen-vacancy (NV) centers in a nitrogen-14 enriched delta-doped diamond. In this sample, the average spin-spin spacing (\textasciitilde 5 nm) is close to the thickness of the delta-doped layer, leading to a quasi-two dimensional spin system. Compared to conventional 3D samples, we observe an improvement of NV coherence times with a distinct temporal profile. We provide a theoretical model for the observed spin coherent dynamics as a function of dimension. Our work provides new opportunities for exploring novel non-equilibrium physics.
Authors
-
Thomas Mittiga
University of California, Berkeley
-
Chong Zu
University of California, Berkeley
-
Simon Meynell
University of California, Santa Barbara
-
Bingtian Ye
University of California, Berkeley
-
Francisco Machado
University of California, Berkeley
-
Satcher Hsieh
University of California, Berkeley
-
Prabudhya Bhattacharyya
University of California, Berkeley
-
Soonwon Choi
University of California, Berkeley
-
Ania Jayich
University of California, Santa Barbara
-
Norman Yao
University of California, Berkeley