박영균 R. D. Peters J. Cardenas-Garcia M. Parten 2024-01-22T00:15:48Z 2024-01-22T00:15:48Z 2022-01-10 1990-06 https://pubs.kist.re.kr/handle/201004/147091 Torsion balance with a voltage dependent restoring constant. Article 3 Bulletin of the American physical society, v.v. 35, no.no. 6, pp.1335 - 1335 Bulletin of the American physical society v. 35 no. 6 1335 1335 torsion balance restoring constant capacitive transducer