Gadolinium Rod

Gadolinium Rod is a rare-earth metal form valued for its strong paramagnetism, unique magnetic phase transitions near room temperature, and machinability into precise cylindrical geometries. With a hexagonal close-packed crystal structure at ambient conditions, it serves in advanced magnetic devices, heat exchangers, and sensing systems. Industries apply gadolinium rods in magnetic refrigeration, high-precision magnetic shielding, and gas sensing technologies. Specific uses include incorporation into high-performance magnetic refrigerators where clad designs improve corrosion resistance, deployment in perovskite-type gadolinium orthoferrite rod structures for enhanced n-propanol gas detection, and integration into electrochemical sensors using gadolinium sulfide rod composites for selective pesticide detection. In research and innovation, gadolinium rods enable tailored magnetic, catalytic, and sensing properties that support the advancement of efficient cooling systems, environmental monitoring devices, and novel magnetic materials. Their versatility, purity, and functional adaptability solidify their importance in both industrial manufacturing and cutting-edge science.

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Tolerance

Properties

Reference & Citations

Flammable

each

Tolerances

Rod

Diameter	=<10mm	±10%
Diameter	>10mm	±5%

Material Properties for Metals

Atomic Properties

Element	Value
Atomic number	64
Crystal structure	Hexagonal close packed
Electronic structure	Xe 4f⁷ 5d¹ 6s²
Valences shown	3
Atomic weight( amu )	157.25
Thermal neutron absorption cross-section( Barns )	49000
Photo-electric work function( eV )	3.1
Natural isotope distribution( Mass No./% )	160/ 21.8
Natural isotope distribution( Mass No./% )	155/ 14.8
Natural isotope distribution( Mass No./% )	157/ 15.7
Natural isotope distribution( Mass No./% )	152/ 0.2
Natural isotope distribution( Mass No./% )	158/ 24.8
Natural isotope distribution( Mass No./% )	156/ 20.5
Natural isotope distribution( Mass No./% )	154/ 2.2
Atomic radius - Goldschmidt( nm )	0.18
Ionisation potential( No./eV )	2/ 12.1
Ionisation potential( No./eV )	1/ 6.14

Mechanical Properties

Element	Value
Material condition	Polycrystalline
Poisson's ratio	0.26
Bulk modulus( GPa )	39.1
Tensile modulus( GPa )	56.2
Hardness - Vickers( kgf mm⁻² )	55
Tensile strength( MPa )	193
Yield strength( MPa )	179

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	134@20@20°C
Temperature coefficient( K⁻¹ )	0.00176@0-100°C

Physical Properties

Element	Value
Boiling point( C )	3266
Density( gcm⁻³ )	7.895@25°C

Thermal Properties

Element	Value
Melting point( C )	1313
Latent heat of evaporation( J g⁻¹ )	1920
Latent heat of fusion( J g⁻¹ )	98.7
Specific heat( J K⁻¹ kg⁻¹ )	230@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )	10.5@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	6.4@0-100°C