attoPUBLICATIONS attoCATALOG-2015/16 | Page 160

atto3DR PAGE 158 Specifications atto3DR General Specifications type of instrument transport measurement module for angle-dependent magneto-resistance measurements sensor head specifics 2 combined rotators with eucentric rotation* *eucentric rotation: the two axes of rotation intersect in the center of the sample holder, which stays fixed in space during rotation Sample Positioning total travel range full 3D sphere via 90° for both closed loop rotators (reserve: 10°). Sensor resolution approx. 6 m°, repeatability approx. 50 m°, linearity approx. 1% step size 1 m° @ 300 K, 0.5 m° @ 4 K fine scan range 40 m° @ 300 K, 6 m° @ 4 K (scan resolution: μ°) sample holder proprietary design for leadleass ceramic chip carriers (LCCC) based on non-magnetic pogo pins. 20 electrical contacts (28 or others on request). max. sample size: 4.9 mm x 4.9 mm x 1.2 mm (others on request) Suitable Operating Conditions temperature range 1.5 K..300 K (dependent on cryostat); mK compatible setup available on request magnetic field range 0..15 T+ (dependent on magnet) operating pressure designed for He exchange gas Suitable Cooling Systems titanium housing diameter 49 mm (47 mm version on request) bore size requirement designed for a 2" (50.8 mm) cryostat/magnet bore compatible cryostats attoDRY2100 attoLIQUID2000 Electronics scan controller and software ANC350 (for detailed specifications please see attoCONTROL section)