These targets are normally available for immediate shipment from stock. Other sizes are available to special order.

璁㈣揣鍙饵/strong>	鍖呰瑙勬牸
Disc
572-010-72	50mm
350-544-12	75mm

浜у搧鍙傛暟

Diameter[鐩村緞]	50mm - 75mm
Purity[绾害]	99.97%
Thickness[鍘氬害]	6mm
Typical Analysis(鍏稿瀷鍒嗘瀽)
Ag	1 PPM
Al	5 PPM
Ca	4 PPM
Cd	5 PPM
Co	1 PPM
Cr	200 PPM
Cu	8 PPM
Fe	7 PPM
Mg	1 PPM
Mn	1 PPM
Mo	10 PPM
Na	2 PPM
Si	2 PPM
Sn	5 PPM
Electrical Properties(鐢垫皵鐗规€?
Electrical resistivity ( 渭Ohmcm )	117@20鈩傸/td>
Temperature coefficient ( K?? )	0.00460 @0-100鈩傸/td>
Thermal emf against Pt (cold 0C - hot 100C) ( mV )	-7.34
Mechanical Properties(鏈烘鎬ц兘)
Bulk modulus ( GPa ) ( Polycrystalline )	31.3
Hardness - Vickers ( kgf mm?? ) ( Polycrystalline )	16 - 19
Material condition	Polycrystalline
Poisson's ratio ( Polycrystalline )	0.330
Tensile modulus ( GPa ) ( Polycrystalline )	34.00
Thermal Properties(鐑€ц兘)
Coefficient of thermal expansion ( x10?? K?? )	13.400 @0-100鈩傸/td>
Latent heat of evaporation ( J g?? )	857
Latent heat of fusion ( J g?? )	52.00
Melting point ( C )	271.30
Specific heat ( J K?? kg?? )	124.0 @25鈩傸/td>
Thermal conductivity ( W m?? K?? )	7.90 @0-100鈩傸/td>
Atomic Properties(鍘熷瓙灞炴€?
Atomic number	83
Atomic weight ( amu )	208.98040
Crystal structure	Rhombohedral
Electronic structure	Xe4f??5d??6s?6p?
Ionisation potential ( No./eV )	5 / 56.0
Ionisation potential ( No./eV )	1 / 7.29
Ionisation potential ( No./eV )	3 / 25.6
Ionisation potential ( No./eV )	4 / 45.3
Ionisation potential ( No./eV )	6 / 88.3
Ionisation potential ( No./eV )	2 / 16.7
Photo-electric work function ( eV )	4.40
Thermal neutron absorption cross-section ( Barns )	0.0340
Valences shown	3 , 5
Physical Properties(鐗╃悊鎬ц川)
Boiling point ( C )	1560
Density ( g cm?? )	9.800 @20鈩傸/td>

鍏朵粬鍙傛暟

鍏樊

鐩村緞		±0.5mm
鍘氬害		±0.5mm