A broadband picovoltmeter based on the direct current superconducting quantum interference device with additional positive feedback
1994 ◽
Vol 65
(9)
◽
pp. 3005-3011
◽
1996 ◽
Vol 9
(4A)
◽
pp. A100-A104
◽
2002 ◽
Vol 368
(1-4)
◽
pp. 227-231
◽
1994 ◽
Vol 33
(Part 2, No. 11B)
◽
pp. L1595-L1597
◽
1994 ◽
Vol 33
(Part 2, No. 12A)
◽
pp. L1665-L1667
◽
1996 ◽
Vol 67
(1)
◽
pp. 222-229
◽
1993 ◽
Vol 64
(2)
◽
pp. 583-584
◽