Englebert, Nicolas http://orcid.org/0000-0002-5170-9576
Mas ArabĂ, Carlos http://orcid.org/0000-0001-5564-5365
Parra-Rivas, Pedro http://orcid.org/0000-0003-1338-3963
Gorza, Simon-Pierre
Leo, François
Article History
Received: 17 July 2020
Accepted: 20 March 2021
First Online: 10 May 2021
Competing interests
: N.E., S.-P.G. and F.L. filed a patent application on the active resonator design (European patent office, application number EP20188731.2). The remaining authors declare no competing interests.