SciDre激光高压光学浮区炉
激光加热浮区炉是一种节省空间和资源的解决方案，用于先进的浮区晶体生长。这全功能的炉是理想的实验室和研究设施集中在晶体生长和先进材料的发展。真正使其与众不同的是其紧凑的设计，这不仅节省了宝贵的实验室空间，而且大大降低了购置成本。在其标准配置中利用5个独立的330 W和980 nm二极管激光器，该炉可根据用户的要求容纳3,4或7个激光器。它提供无级功率控制，允许300°C和3000°C之间的熔化温度。标准激光束几何形状是4 x 6毫米和4 x 4毫米，在较低的激光束边缘上有一个锋利的截止边缘。气体管理系统可以处理高达10bar的压力和0.1至1l /min的气体流量值。过程观测包括高分辨率CCD相机，HDR图像优化和精确的双色高温计，用于实时测量温度。炉子有一个舒适的GUI，所有基于plc的调整，和几个先进的功率斜坡和旅行斜坡功能是可适应的。料棒采用精确的线性和旋转进给系统移动，拉拔速度可从0.1 mm/h到200 mm/h不等，拉拔长度(最大可达100 mm/h)。晶体长度)150毫米。利用激光加热技术的力量，这种先进的炉子旨在提供卓越的效率和方便的结果。
激光加热
标准配置:5 × 330w(总1.65千瓦)二极管激光器均匀径向功率分布
准备在同一外壳内与3,4和7激光器一起使用
激光波长980nm
无级功率控制，熔化温度在300°C至3000°C之间(取决于材料)
激光束几何形状:标准配置4 x 6mm和4 x 4mm(可根据要求提供其他光束尺寸)
激光光斑内的高功率均匀性，由于优化的光学元件
大气
氩和氧(纯和任何混合物)
许多其他气体也可能存在
生长室内气体压力:10-1毫巴至10巴
手动控制气体流量0.1至1升/分钟
每个气体可单独和独立调节
将驱动器
精确的线性和旋转进给系统
拉拔速度:0.1 mm/h ~ 200mm /h
快档模式
拉拔长度(最大)晶体长度):100毫米(根据要求150毫米)
转速:0 ~ 70转/分
过程控制
高分辨率CCD相机与HDR图像优化
精确的双色高温计，实时测量温度
监控软件:可视控制、录像、抓拍、过程长度测量
几个先进的功率坡道和旅行坡道功能适应性强
舒适的GUI为所有基于plc的调整
所需的实验室连接
气体供应，压力为12巴
排风系统
能源供应
炉内尺寸
高:1900 mm，宽:780 mm，深:1100 mm
所有组件都集成到外壳中(电子，激光电源，气体管理)
模块化的外壳在4激光设置，以满足光束线实验的空间要求
上图:功能齐全的紧凑型激光加热FZ炉，配备多个二极管激光器，功率为330 W，工艺气体压力为10 bar
上图:5束激光对LFZ工艺室的可视化
上图:LFZ激光光斑直径为4mm，下边缘有一个锐利的截止边缘，以优化结晶平面的形成;显示为5激光选项
以上翻译结果来自有道神经网络翻译（YNMT）· 通用场景
发表文章
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22. (2014). Brownmillerite Ca2Co2O5: Synthesis, Stability, and Re-entrant Single Crystal to Single Crystal Structural Transitions. Chemistry of Materials, 26(24), 7172-7182.
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26. (2013). Phase Dynamics and Growth of Co2Cr1–xFexAl Heusler Compounds: A Key to Understand Their Anomalous Physical Properties. Crystal Growth & Design, 13(9), 3925-3934.
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用户单位
中国科学院物理研究所
中国科学院固体物理研究所
北京师范大学
中山大学
南昌大学
上海大学
北京大学
北京航空航天大学
......
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