Rapid in situ carbon-13 hyperpolarization and imaging of acetate and pyruvate esters without external polarizer. - Mohiuddin, Obaid; de Maissin, Henri; Pravdivtsev, Andrey N.; Brahms, Arne; Herzog, Marvin; Schröder, Leif; Chekmenev, Eduard Y.; Herges, Rainer; Hövener, Jan-Bernd; Zaitsev, Maxim; von Elverfeldt, Dominik; Schmidt, Andreas B. (Communications Chemistry, 2024)