Overview
Sputtering targets are high-purity materials used in physical vapor deposition (PVD) systems to create thin films for advanced research applications. These precision-engineered components are essential in laboratories studying materials science, quantum computing, and nanoelectronics. Manufactured through specialized processes like hot isostatic pressing or vacuum melting, research-grade targets prioritize ultra-high purity (often 5N-6N) and crystallographic orientation control. Unlike industrial targets, scientific versions undergo stricter quality assurance for defect density and stoichiometry.
Physical and Chemical Properties
Research targets exhibit material-specific properties critical for deposition quality. Metals like tungsten maintain structural integrity under high-energy bombardment, while oxide ceramics like ITO require careful oxygen balance. Thermal conductivity (e.g., ~400 W/m·K for silver) affects heat dissipation during sputtering. Microstructural properties such as grain size (typically 5-50µm) and texture influence film uniformity. Advanced variants may incorporate alloy compositions (e.g., Ti-Al-V for aerospace coatings) or multilayer designs for graded deposition. Surface roughness is controlled below 0.5µm Ra to prevent arcing.
Main Applications
In semiconductor research, tantalum and copper targets deposit diffusion barriers for 3D IC development. Transparent conductive oxides (TCOs) like ZnO:Al enable next-gen photovoltaic studies. Universities utilize gold targets for plasmonic nanoparticle synthesis in biosensor projects. National labs employ uranium targets for nuclear physics experiments, requiring specialized licensing. Emerging applications include topological insulator films (Bi2Se3 targets) and superconducting quantum bits (niobium targets). Each application demands customized target geometries, from standard 2" discs to segmented mosaic designs.
Safety and Storage
Reactive materials (e.g., magnesium targets) require argon-filled packaging to prevent oxidation. Radioactive targets (thorium/uranium) need NRC-compliant shielding and tracking. Brittle ceramic targets should be handled with edge-protected holders to prevent chipping. Storage involves humidity-controlled environments (<30% RH) with nitrogen purging for oxygen-sensitive materials. Target surfaces are protected by peelable polymer films until installation. Contamination protocols include ISO Class 5 cleanroom handling for high-mobility semiconductor research.
B2B Procurement Guide
Research institutions should verify suppliers' ISO 9001 certification and material traceability. Key specifications include: purity (with GDMS analysis reports), density (>98% theoretical), and grain structure (EBSD maps). Bonded targets require copper/indium backing thickness specifications. Lead times range from 2 weeks for standard materials to 6 months for exotic compositions. MOQ negotiations are common for precious metal targets. Some suppliers offer target reclamation services to recover expensive materials like rhodium after end-of-life.
Related Manufacturers
- 主营：高纯钨钼、钨镍铁 钨镍铜、热处理工装料架、高纯度钼锆钛TZM靶材、真空炉组件、玻璃窑炉钼电极、钨钼锆钛坩埚、钨钼电极棒、钼顶头、钨钼流口、钨钼钽铌锆钛各类加工件、钼加热带隔热屏、钨丝钼丝、热电偶保护管、TZM合金、钼加热丝、钨网发热体、钼镧合金管、镧钨合金
- 主营：氧化铝陶瓷、氧化锆陶瓷、工业陶瓷、溅射靶材、钛靶材、镍靶材、ITO靶材、99氧化铝陶瓷、蒸发材料、镀膜材料、耐高温陶瓷、铝塑膜、坩埚、陶瓷板、铝型材、绝缘陶瓷、铜背板、包装膜、防静电陶瓷、石墨坩埚、陶瓷垫圈、陶瓷零件、可加工陶瓷、微晶玻璃陶瓷
- 主营：钨合金、钼合金、高温合金、硅靶材、高比重合金、钨镍铁、钨镍铜、TC4钛合金、ta2纯钛棒、AZ31镁合金、镁合金az91d、镍钛合金、银钨合金、钨铜合金、司太立、钴铬钼、金属镓、镓铟锡合金、镍基合金、TZM钼合金、巴氏合金、稀有金属、可伐合金、铝中间合金、低熔点合金、钨铼丝
- 主营：铂铑热电偶、K型热电偶、防爆热电偶、钯靶材、铠装热电偶、钨铼热电偶、热电阻、测温线、高温线、补偿导线
- 主营：溅射靶材、科研合金、高熵合金、高纯金属
- 主营：有色金属
- 主营：合金绳、合金薄板、镍钛合金
- 主营：陶瓷靶材、磁控溅射靶材、金属靶材、合金靶材、真空镀膜、导电薄膜、高纯材料
- 主营：纯铂丝、铂片、铂金坩埚、铂扁丝、铂管、铂网、铂铱丝、铂铱合金棒、铱丝、铑丝、铂铑丝、铱铑丝、纯镍丝、康铜丝、锰铜丝、镍铬丝、电炉丝、电阻带、镍铝丝、铝锶合金、铝硅合金、铝钛合金、铝锆合金、铜磷合金、铜铬合金
- 主营：合金靶材、陶瓷靶材、金属靶材、高纯合金靶材、铜靶材、银靶材、铝靶材、锂靶材、高纯银靶材、镍铜合金靶材、铬靶材、锆靶材、氧化铟镓锌靶材、铱靶材、铂靶材、硫酸钠靶材、二氧化硅靶材、氧化镁靶材、钛铌合金靶材、钼钽合金靶材、碲化锑靶材、单质金属靶、溅射靶
- 主营：钽板、钽管、钽棒、钽靶材、铌靶材、钒靶材、钽丝、铌板、铌管、铌棒、钽加工件、铌丝、铌加工件、钒板、钒棒、钒丝、钽坩埚、钽接地环、钽保护管、钽箔、铌坩埚、铌箔、钒箔、钽异形件
- 主营：热电偶、补偿导线、高温线、金靶材、贵金属
- 主营：锡渣回收、锡回收、锡条回收
- 主营：溅射靶材、合金靶材、特殊合金、高纯材料、试样加工
- 主营：钛靶材、高温镍基合金