$BM6F3K!$K$h$kD6EEF3GvKl$N(J Jc $BB,Dj$K$*$1$kBh#39bD4GHEE05H/@8$NogCMEEN.$N7hDjJ}K!(J

Determination method of the threshold current for third-harmonic voltage generation in the ac inductive measurement of Jc in superconducting thin films


$Bu#;3:jM5J8(J, $BGOEO9/FA(J, $BCf@n0&I'(J
$B;:Am8&(J

$BBgLL@QD6EEF3Kl$K$*$1$kNW3&EEN.L)EY(J Jc $B$rHsGK2uE*$KB,Dj$9$kJ}K!$H$7$F!"Bh#39bD4GHM6F3EE05(J V3 $B$rMQ$$$kJ}K!$,$"$k!#$3$NJ}K!$G$O!"Kl$ND>>e$K>.%3%$%k$rCV$$$F8rN.<'3&$r0u2C$7!"$=$l$K$h$C$FM6F3$5$l$kEE05$r7WB,$7$F!"Bh#39bD4GH@.J,$,@8$8;O$a$k;~$N%3%$%k8rN.EEN.$NogCM(J Ith $B$+$i(J Jc $B$r7W;;$9$k!#4JC1$N$?$a!"(JIth $B$r$"$k0lDj$NBh#39bD4GHM6F3EE05$,@8$8;O$a$kEEN.CM$H$7$F7h$a$k$3$H$,B?$$!JNc!"(JV3/$B"e(J2 = 0.05 mV$B!K!#2f!9$O!"$3$NGvKl(J Jc $BB,DjK!$K$*$$$F(J V3 $B$NH/@85!9=$rM}O@E*$K2r@O$7!"B,Dj86M}$rL@3N$K$7$?$,!">e5-$NDjEE054p=`$rMQ$$$k4JJXK!$G$O7OE}E*$J8m:9$,@8$:$k$3$H$,$o$+$C$?!#@53N$K(J Ith $B$r7h$a$kJ}K!$H$7$F!"DjDq934p=`$rMQ$$$kJ}K!$H30A^K!$K$D$$$F;n9T$7$?7k2L$rJs9p$9$k!#(J
$BM6F3K!(J,$BBh#39bD4GHM6F3EE05(J,$BD6EEF3GvKl(J,$BHsGK2uB,Dj(J,$BNW3&EEN.L)EY(J,