Exchange coupling-assisted 13C dynamic nuclear polarization in microdiamond at 14 T | Synapse
February 5, 2026
Exchange coupling-assisted 13C dynamic nuclear polarization in microdiamond at 14 T
Key Points
The research aims to explore the enhancement of electron spin polarization using nitrogen substitution defects in microdiamond.
Investigated nitrogen substitution defects in Type 1b diamonds.
Employed high pressure and high temperature (HPHT) synthesis methods.
Examined electron spin polarization under conditions of 14 T magnetic field.
Enhanced electron spin polarization in microdiamond observed due to exchange coupling effects.
The study highlighted the significant role of P1 centers in dynamical nuclear polarization.
Abstract
We investigate nitrogen substitution defects, also known as P1 centers, in Type 1b diamonds generated under high pressure and high temperature (HPHT) as a source of electron spin polarization. The...