E.A. Irene, N.J. Chou, et al.
JES
The paper describes an optical isolation operational amplifier designed to measure electrical current in the 10-11-10-6 A range at ±1000 V.
E.A. Irene, N.J. Chou, et al.
JES
N.J. Chou, R. Hammer, et al.
Review of Scientific Instruments
N.J. Chou, C.H. Tang
JVSTA
N.J. Chou, J. Paraszczak, et al.
Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films