Neodymium Strontium Manganate (Nd1-xSrxMnO3) is a rare-earth perovskite manganite prized for its colossal magnetoresistance and tunable magnetic-transport behaviour. Supplied by Infinita Materials as a high-purity sputtering target, it enables direct deposition of functional oxide thin films for spintronic, sensor, and complex-oxide device research. Its properties are set by the Sr doping level x, allowing the transition temperature and resistive response to be matched to a specific application. The target is engineered for consistent stoichiometry and phase purity across production lots.
Neodymium Strontium Manganate Nd₁₋ₓSrₓMnO₃ is a perovskite manganite in which Nd³⁺ and Sr²⁺ share the A-site, while Mn occupies the B-site within a corner-sharing MnO₆ network. Sr substitution generates mixed Mn³⁺/Mn⁴⁺ valence, enabling double-exchange interactions that couple magnetic ordering with electrical conductivity. Depending on composition, the material exhibits ferromagnetism, metal-insulator transitions, and colossal magnetoresistance (CMR). Sputtering from ceramic targets provides controlled composition, film thickness, and oxygen stoichiometry while enabling epitaxial strain engineering on substrates such as SrTiO₃, LaAlO₃, and NdGaO₃. Nd₁₋ₓSrₓMnO₃ thin films are investigated for spin-polarised electrodes, magnetic tunnel junctions, CMR sensors, and uncooled infrared microbolometers.
Answer: Nd₁₋ₓSrₓMnO₃ is primarily used in thin-film deposition for applications in sensors, superconducting devices, and optoelectronic components due to its excellent electrical, magnetic, and structural properties.
Answer: It has a high electrical conductivity, good magnetic properties, and tunable stoichiometry (adjusted by varying the Sr content), making it suitable for advanced thin-film coatings.
Answer: Varying the Sr content (x value) in Nd₁₋ₓSrₓMnO₃ allows tuning of electrical, magnetic, and thermal properties, enabling optimization for specific applications such as magnetoresistive films and thermoelectric devices.
Answer: The main challenges include maintaining the stoichiometry of the target material during deposition and ensuring uniform film quality, as the target can be sensitive to deposition conditions and oxidation during sputtering.
Neodymium Strontium Manganate Nd₁₋ₓSrₓMnO₃ is a perovskite manganite in which Nd³⁺ and Sr²⁺ share the A-site, while Mn occupies the B-site within a corner-sharing MnO₆ network. Sr substitution generates mixed Mn³⁺/Mn⁴⁺ valence, enabling double-exchange interactions that couple magnetic ordering with electrical conductivity. Depending on composition, the material exhibits ferromagnetism, metal-insulator transitions, and colossal magnetoresistance (CMR). Sputtering from ceramic targets provides controlled composition, film thickness, and oxygen stoichiometry while enabling epitaxial strain engineering on substrates such as SrTiO₃, LaAlO₃, and NdGaO₃. Nd₁₋ₓSrₓMnO₃ thin films are investigated for spin-polarised electrodes, magnetic tunnel junctions, CMR sensors, and uncooled infrared microbolometers.
Key Properties of Neodymium Strontium Manganate
Property
Value
Significance
Crystal structure
Perovskite (ABO3), orthorhombic Pnma (rhombohedral at higher Sr content)
Sets lattice matching with SrTiO3, LaAlO3, and NdGaO3 substrates for epitaxial film growth
Molar mass
~230 g/mol at x~0.3; varies continuously with Sr content x
Used to calculate target consumption rate and film thickness per deposition run
Density (theoretical)
~6.3-6.5 g/cm3
Determines target mass, expected sputter yield, and bulk-vs-film density comparisons
Melting point
~1,600-1,700 C (varies with Sr content)
Sets the thermal budget for sintering, bonding, and target fabrication
Electronic character
Semiconducting to weakly metallic depending on x and temperature (double-exchange conduction)
Governs whether RF or DC/pulsed-DC sputtering is the appropriate deposition method
Magnetic behavior
Ferromagnetic below a Sr-dependent Curie temperature (~150-270 K); colossal magnetoresistance near the transition
Core property exploited in CMR sensor and spintronic film applications
Thermal conductivity
~3-5 W/m-K
Informs bonding method and cooling requirements to avoid thermal-shock cracking during sputtering
Sputtering behavior
Typically RF magnetron sputtering; oxygen background gas required during deposition
Preserves cation stoichiometry and oxygen content needed to maintain the target’s magnetotransport properties in the film
Types & Grades of Neodymium Strontium Manganate
Neodymium Strontium Manganate targets are offered in standard catalogue sizes and grades, with custom purity, density, and geometry available for OEM and R&D deposition systems.
Grade / Form
Typical Purity
Key Features / Uses
Standard catalogue disc (IN-MnNdSr-01)
>99.9%
1in diameter x 0.125in thick; suited to RF magnetron sputtering for lab-scale thin-film R&D
Standard catalogue disc (IN-MnNdSr-02)
>99.9%
2in diameter x 0.25in thick; extended target life for higher-throughput deposition runs
High-purity research grade
99.95% – 99.99%
Reduced trace-metal content for spintronic and CMR device research requiring low defect density
Large-format / custom geometry
>99.9%, custom on request
Rectangular, square, or oversized discs and rotary tubes for pilot-line and production coaters
Bonded assembly
>99.9%
Indium or elastomer bonding to a copper backing plate improves heat dissipation and reduces cracking risk in this brittle oxide ceramic.
Applications of Neodymium Strontium Manganate
Sputtered films of Neodymium Strontium Manganate support demanding roles across research and production applications where this material’s specific structural, electronic, or optical properties are the key requirement.
Industry
Application
Function
Spintronics/data storage
Magnetic tunnel junctions and spin-valve electrodes
Provides a spin-polarised, half-metallic electrode layer
Magnetic sensing
Colossal magnetoresistance (CMR) field sensors
Resistivity changes sharply under applied magnetic field near the metal-insulator transition.
Infrared detection
Uncooled microbolometer thin films
Large temperature coefficient of resistance near the ferromagnetic transition enables IR detection.
Complex oxide electronics
Epitaxial heterostructures on SrTiO3, LaAlO3, and LSAT substrates
Functional oxide layer for oxide-electronic and multiferroic device stacks
Materials research
Thin-film studies of double-exchange and phase-separation physics
Model manganite system for probing strain, doping, and interface effects in CMR materials
Semiconductor/microelectronics R&D
Experimental gate and functional oxide layers
Serves as a complex-oxide integration testbed alongside conventional semiconductor stacks
Why Partner with Infinita Materials?
Technical Depth: in-house quality control with ICP-MS and XRF purity verification, density measurement, and full certificates of analysis on every target.
Global Logistics: reliable supply from single R&D-scale targets to production-line volumes, with established international shipping.
Responsive Support: direct access to materials engineers for grade, bonding, and geometry selection, and process-compatibility questions.
Take the Next Step
Infinita Materials fabricates Neodymium Strontium Manganate sputtering targets engineered to the purity, density, and geometry your deposition process requires. Whether the requirement is a standard catalogue target or a custom size, purity, or bonded assembly, our team can help match the right specification to your deposition system. Request a quote or speak with our technical team to discuss your target specification.
Other Related Product to Neodymium Strontium Manganate, Nd(1- x)SrxMnO3
Nd₁₋ₓSrₓMnO₃ is primarily used in thin-film deposition for applications in sensors, superconducting devices, and optoelectronic components due to its excellent electrical, magnetic, and structural properties.
It has a high electrical conductivity, good magnetic properties, and tunable stoichiometry (adjusted by varying the Sr content), making it suitable for advanced thin-film coatings.
Varying the Sr content (x value) in Nd₁₋ₓSrₓMnO₃ allows tuning of electrical, magnetic, and thermal properties, enabling optimization for specific applications such as magnetoresistive films and thermoelectric devices.
The main challenges include maintaining the stoichiometry of the target material during deposition and ensuring uniform film quality, as the target can be sensitive to deposition conditions and oxidation during sputtering.
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