Natrolite - Sample 2 NanED Round Robin, Data: ESR8 & ESR9

<em><strong>Natrolite</strong></em> The following submission contains the data collection and processing for the sample natrolite under the NanEd round-robin project. Precession Electron Diffraction (PED) was used to collect the dataset on the target crystal. The dataset was processed with PETS2 and eADT software. The table below summarizes the data collection parameters for the dataset. <strong>General information:</strong> Project NanED (www.naned.eu) ESR Project ESR8 &amp; ESR9 - Round Robin Project Label RR2 Sample Label RR2-S2_ PRAHA Data set Label RR2_Cry2 <strong>Instrumental:</strong> Instrument FEI TECNAI F30 STWIN Radiation source FEG Accelerating voltage 300 kV Wavelength 0.0197 Å Probe Type Nanodiffraction Beam Diameter 200nm Beam Convergence Semi-parallel beam Detector US4000 - CCD camera GATAN (16-bit) (bottom mounted) Number of pixels in the image 2048 x 2048 Pixel size 15 µm x 15 µm Camera Length / Effective Camera Length 750 mm / 702 mm Calibration constant (not corrected for Effective Camera length) 0.00152 Å^-1/pixel Hardware Binning 2 <strong>Sample description:</strong> Name Natrolite Chemical composition Na₂Al₂Si₃O₁₀·2H₂O Sample source Natural sample from Marianska Skala, Usti nad Labem, Czechia Sample preparation The crystals were grinded in an agata mortar and part of the resulting powder was loaded on the carbon side of a carbon-coated copper grid (300 mesh). <strong>Experimental:</strong> Data Type Electron diffraction data - 3D ED Data collection method Precession Temperature (K) used during data collection 293 K Number of crystals contributing to the data set 1 Number of experimental frames 131 tilt range, tilt step, tilt per frame -65° to +65°, 1°, 0° Precession angle 1° Exposure time per frame 250 ms <strong>Software:</strong> Software used for the data collection Gatan Digital Micrograph software Software used for processing PETS2 and eADT <strong>Authorship and bibliography</strong> Author(s) of the data Laura Gemmrich Hernández (ESR8) &amp; Marco Santucci (ESR9) Related data Publication(s) <strong>Files and data formats</strong> Image folder img: Folder containing images of the diffraction pattern from each frame. Image format tiff_16bit_unsigned<em><strong>钠沸石（Natrolite）</strong></em> 本提交内容包含了NanEd循环比对项目中钠沸石样品的数据采集与处理流程。本次数据集采用进动电子衍射（Precession Electron Diffraction, PED）技术对目标晶体进行数据采集，使用PETS2与eADT软件完成数据集处理。下表汇总了本数据集的数据采集参数。 **基本信息：** 项目为NanED（www.naned.eu），隶属于ESR项目ESR8与ESR9，属于循环比对项目，项目标签为RR2，样品标签为RR2-S2_ PRAHA，数据集标签为RR2_Cry2。 **仪器信息：** 所用仪器为FEI TECNAI F30 STWIN场发射透射电子显微镜；辐射源为场发射枪（Field Emission Gun, FEG）；加速电压300 kV；电子波长0.0197 Å；探针类型为纳米衍射探针；束斑直径200 nm；束会聚方式为准平行束；探测器为GATAN公司US4000型电荷耦合器件（Charge Coupled Device, CCD）相机（16位，底部安装）；图像像素为2048 × 2048；像素尺寸15 µm × 15 µm；相机长度/有效相机长度为750 mm / 702 mm；校准常数（未针对有效相机长度校正）为0.00152 Å⁻¹/像素；硬件分箱模式为2。 **样品描述：** 名称：钠沸石（Natrolite）；化学成分：Na₂Al₂Si₃O₁₀·2H₂O；样品来源：采自捷克拉贝河畔乌斯季地区马里安斯卡什卡拉（Marianska Skala, Usti nad Labem, Czechia）的天然样品；样品制备：将晶体置于玛瑙研钵中研磨，取部分研磨所得粉末负载于碳涂层铜网（300目）的碳面之上。 **实验部分：** 数据类型：电子衍射数据——三维电子衍射（3D ED）数据；数据采集方法：进动电子衍射；数据采集环境温度：293 K；参与数据集采集的晶体数量：1；实验总帧数：131；倾斜范围、倾斜步长与单帧倾斜量：-65°至+65°、1°、0°；进动角：1°；单帧曝光时间：250 ms。 **软件使用：** 数据采集所用软件为Gatan Digital Micrograph软件；数据处理所用软件为PETS2与eADT。 **作者与参考文献：** 本数据的作者为Laura Gemmrich Hernández（ESR8）与Marco Santucci（ESR9）；相关出版物：无。 **文件与数据格式：** 图像文件夹img：包含每帧衍射图案的原始图像文件；图像格式为tiff_16bit_unsigned（16位无符号TIFF格式）。