氦光泵磁力仪中磁敏传感器的研制传感技术学报.PDF

第 22 卷 　第 9 期 传 感 技 术 学 报 Vol . 22 　N o . 9 2009 年 9 月 CHIN ES E J OU RNAL OF S EN SORS AND AC TUA TORS Sep . 2009 Development of MagnetoDependent Sensor in the Optical Pumped Magnetometer Z H O U Z hij i an1 , 2 , C H E N G D ef u 1 , 2 , WA N G J un 1 , Z H A N G Z heny u1 , 2 , L I U X i ang 1 1 Key L aboratory f or Geop hy s ical I ns t rument at ion of M i nis t ry of E d ucat ion , J i l i n Uni vers ity , Chang ch un 130026 , Chi na; 2 Tex as I ns t rumentJ i l i n Uni vers i ty D S Ps L aboratory , Changch un 130026 , Chi na Abstract :Theory of magnetodep endent sen sor app lied in t he Op tical Pump ed Magneto met er i s int ro duced . Re search and develop ment p roce ss of t hi s sen sor i s al so di scu ssed , and t he import ant p aramet er in t he p roce ss i s given . In addition ,in or der to reduce t he time of excitin g ,a new met ho d of exciting helium light source i s p ut to u se . Exp eriment s show s t hat t he direct current co mponent of magnetore sonant signal t hat we obt ained i s lar ger t han 16 V ,t he amp lit ude of t hat i s about 400 mV ,t he re sonant line widt h i s smaller t han 150n T . Coor dination wit h t he det ectio n circuit develop ed by our lab , t he magnetic dat a can be ob t ained ,w hich i s accor dance wit h t hat obt ained by ot her magneto met er . Key words :magnetodep en dent sen sor ;op tical p ump ed magneto met er ; H F excit ation ;helium light source EEACC :7230 ;7310L 氦光泵磁力仪中磁敏传感器的研制 1 ,2 1 ,2 1 1 ,2 1 周志坚 ,程德福 ,王 　君 ,张振宇 ,刘 　祥