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Europium(II) Titanate Sputtering Target

ST0436 Europium(II) Titanate Sputtering Target, EuTiO3

Chemical Formula: EuTiO3
Catalog Number: ST0436
Purity: 99.9%, 99.99%, 99.999%
Shape: Discs, Plates, Column Targets, Step Targets, Custom-made

 Europium Titanate sputtering target  come in various forms, purities, sizes, and prices. Thin Film Materials (TFM) manufactures and supplies top-quality sputtering targets at competitive prices.

Introduction

Europium(II) Titanate (EuTiO₃) sputtering targets are advanced perovskite oxide materials developed for the deposition of functional thin films with coupled magnetic, dielectric, and electronic properties. As a quantum paraelectric and magnetically active oxide, EuTiO₃ has attracted significant interest in spintronics, multiferroic heterostructures, and strongly correlated oxide research.

With precise stoichiometric control and high structural uniformity, EuTiO₃ sputtering targets enable the fabrication of epitaxial films for cutting-edge electronic and magnetic device studies.

Detailed Description

EuTiO₃ crystallizes in a cubic perovskite structure at room temperature and exhibits intriguing low-temperature magnetic and dielectric behavior. The presence of divalent europium (Eu²⁺) introduces strong spin interactions, while titanium occupies the B-site in the ABO₃ lattice, forming a stable oxide framework.

High-quality EuTiO₃ sputtering targets are typically produced via solid-state reaction followed by hot pressing or isostatic pressing to achieve:

  • Accurate Eu:Ti stoichiometry (1:1 atomic ratio)

  • High relative density (≥95–99% theoretical density)

  • Controlled oxygen content

  • Homogeneous grain structure

Maintaining correct oxygen stoichiometry is particularly important, as deviations can alter electrical resistivity and magnetic response in deposited films. Due to its ceramic and partially insulating nature, EuTiO₃ targets are commonly used in RF sputtering systems, though pulsed DC may be applied under optimized conditions.

For high-power deposition or large-diameter targets, copper backing plates can be supplied to enhance thermal conductivity and mechanical stability during operation.

Applications

Europium(II) Titanate sputtering targets are primarily used in advanced research and specialized device development:

  • Spintronics & Magnetic Oxide Films
    Investigation of spin-dependent transport phenomena.

  • Multiferroic and Magnetoelectric Heterostructures
    Integrated with perovskite substrates for strain-engineered thin films.

  • Quantum Paraelectric Studies
    Fundamental research on dielectric and magnetic coupling at low temperatures.

  • Epitaxial Oxide Electronics
    Fabrication of thin films on lattice-matched substrates.

  • Advanced Functional Materials Research
    Universities and national laboratories exploring correlated electron systems.

Technical Parameters

ParameterTypical Value / RangeImportance
Chemical FormulaEuTiO₃Defines perovskite structure
Purity99.9% – 99.99% (3N–4N)Minimizes impurity phases
Density≥95–99% theoretical densityEnsures stable sputtering
Diameter1″ – 4″ (custom sizes available)Matches R&D cathodes
Thickness3 – 8 mmInfluences target lifetime
BondingCu backing plate optionalImproves heat dissipation
Recommended ProcessRF sputteringSuitable for oxide ceramics

Comparison with Related Materials

MaterialKey AdvantageTypical Application
Europium Titanate (EuTiO₃)Coupled magnetic & dielectric behaviorSpintronic research
Strontium Titanate (SrTiO₃)High dielectric constant & lattice platformSubstrate & electronics
Barium Titanate (BaTiO₃)Strong ferroelectric propertiesCapacitors & sensors
Europium Oxide (EuO)Ferromagnetic semiconductorMagnetic thin films

EuTiO₃ is chosen when both magnetic ordering and perovskite compatibility are critical to device design.

FAQ

QuestionAnswer
Is EuTiO₃ suitable for DC sputtering?Due to its oxide nature, RF sputtering is generally recommended.
Can stoichiometry be customized?Yes, precise Eu:Ti ratios and oxygen control can be tailored upon request.
Are bonded targets available?Yes, copper backing plates are available for improved thermal stability.
What substrates are commonly used?Perovskite substrates such as SrTiO₃ or LaAlO₃ are frequently selected.
How is the product packaged?Vacuum-sealed with protective foam and export-grade cartons or wooden crates.

Packaging

Our Europium(II) Titanate Sputtering Targets are meticulously tagged and labeled externally to ensure efficient identification and maintain high standards of quality control. We take great care to prevent any potential damage during storage and transportation, ensuring the targets arrive in perfect condition.

Conclusion

Europium(II) Titanate (EuTiO₃) sputtering targets provide a reliable source material for depositing advanced magnetic and dielectric oxide films. With controlled stoichiometry, high density, and customizable configurations, they support frontier research in spintronics, quantum materials, and epitaxial oxide electronics.

For detailed specifications and a quotation, please contact us at sales@thinfilmmaterials.com.

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FAQ

It’s the source material (in solid form) used in sputter deposition to eject atoms or molecules that then form a thin film on a substrate.

Targets can be pure metals (e.g., gold, copper, aluminum), ceramics (e.g., Al₂O₃, SiO₂, TiO₂), alloys, or composites—chosen based on the film’s desired properties.

 

They are produced by processes such as melting/casting for metals or sintering (often with hot isostatic pressing) for ceramics and composite targets to ensure high density and purity.

 

In a vacuum chamber, a plasma (typically argon) bombards the target, ejecting atoms that travel and condense on a substrate, forming a thin film.

 

Key factors include the target’s purity, density, grain structure, and the sputtering yield (i.e. how many atoms are ejected per incident ion), as well as operating conditions like power density and gas pressure.

 

Operators monitor target erosion (often by measuring the depth of the eroded “race track”) or track total energy delivered (kilowatt-hours) until it reaches a threshold that can compromise film quality.

 

Fragile materials (such as many ceramics or certain oxides) and precious metals often require a backing plate to improve cooling, mechanical stability, and to allow thinner targets that reduce material costs.

 

DC sputtering is used for conductive targets, while RF sputtering is necessary for insulating targets (like many oxides) because it prevents charge buildup on the target’s surface.

 

In reactive sputtering, a reactive gas (e.g., oxygen or nitrogen) is introduced to form compound films on the substrate, but it may also “poison” the target surface if not carefully controlled.

 

Many manufacturers prefer to control raw material quality by sourcing their own powders; using external powders can risk impurities and inconsistent target properties.

 

Targets should be stored in clean, dry conditions (often in original packaging or re-wrapped in protective materials) and handled with gloves to avoid contamination, ensuring optimal performance during deposition.

Deposition rate depends on factors such as target material and composition, power density, working gas pressure, substrate distance, and the configuration of the sputtering system (e.g., magnetron design).

 
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