X-Ray Photoelectron Spectrometer

化学研究所、材料科学研究所和微型生产技术研究所的工作组要求提供一台x射线光电子光谱仪。该研究装置将用于各种研究项目：-作为物理化学和电化学研究所功能纳米结构研究的一部分，用于研究结构-性质相关性，即1。表面化学和深度剖面的详细表征，以及尺寸、形状和组成的局部基本分布的确定，控制半导体和金属纳米粒子以及磁性纳米粒子及其组件2。半导体纳米粒子，特别是量子点、纳米粒子网络、纳米棒和来自胶体化学合成的二维半导体纳米结构的传导和价带结构的测定（也与温度相关的测量）。这种表征是对由上述粒子组成的组件进行的。测定纳米结构膜（例如mxene基膜，基于金属有机框架连接的混合基质膜）和各种热电材料的化学成分的表面质量和深度轮廓-作为无机化学研究所无机材料研究的一部分，详细分析以下结构：1。植入物相关或定向药物递送系统（多孔无机和杂化材料）的研究：测试纳米颗粒和植入物表面的成功化学修饰（例如二氧化硅，陶瓷，二氧化钛上的膦酸盐附着，用硫醇修饰贵金属表面等）以及电化学沉积材料2。研究上述多孔材料在上微米尺度上药物释放和结合的空间分辨率，用于植入研究，以提高其功能3。将纳米多孔光学、光电和电子材料（主要是金属-有机框架连接）的计算电子和光学特性与x射线和紫外范围内的光电子能谱以及逆光电子能谱的实验数据进行比较，这是材料科学研究所研究的一部分。金属/金属和金属/陶瓷复合材料中金属结构和功能材料和界面的详细表征-作为微型生产技术研究所制造的传感器，致动器和其他功能微结构和系统研究的一部分，用于界面的化学分析和确定各种材料的材料损伤和深度概况，例如通过各种生产技术中的磨损机制

An X-ray photoelectron spectrometer is requested by working groups from the chemical institutes, the institute of materials science and the institute of micro production technology. The research device is to be used in various research projects:- as part of research on functional nanostructures at the Institute of Physical Chemistry and Electrochemistry in the investigation of structure-property correlations, namely1. Detailed characterization of surface chemistry and depth profile as well as determination of the local elementary distributions of size, shape and composition controlled semiconductor and metal nanoparticles as well as magnetic nanoparticles and their assemblies2. Determination of the conduction and valence band structure (also temperature-dependent measurements) of semiconductor nanoparticles, in particular of quantum dots, nanoparticle networks, nanorods and of 2D semiconductor nanostructures from colloid-chemical syntheses. Such characterizations are carried out on assemblies from the above mentioned particles3.Determination of the surface quality and depth profile of the chemical composition of nanostructured membranes (e.g. MXene-based membranes, mixed matrix membranes based on metal organic framework connections) and of various thermoelectric materials- as part of research on inorganic materials at the Institute of Inorganic Chemistry in the detailed analysis of the following structures:1. Investigations on implant-associated or -directed drug delivery systems (porous inorganic and hybrid materials): Testing the successful chemical modification of the surface of nanoparticles and implant surfaces (e.g. on silica, ceramics, phosphonate attachment on titanium dioxide, decoration of precious metal surfaces with thiols etc.) as well as electrochemically deposited materials2. Investigation of the spatial resolution of the drug release and binding on the upper micron scale on the above-mentioned porous materials for implant research to improve their functionality3. Comparison of the calculated electronic and optical properties of nanoporous optical, optoelectronic and electronic materials (mainly metal-organic framework connections) with experimentally available data from photoelectron spectroscopy in the X-ray and UV range and inverse photoelectron spectroscopy- as part of research at the Institute of Materials Science, the detailed characterization of metallic structural and functional materials and interfaces in metal/metal and metal/ceramic composites- as part of the research on sensors, actuators and other functional microstructures and systems manufactured at the Institute of Micro Production Technology for the chemical analysis of interfaces and the determination of material damage and depth profiles of various materials, for example through wear mechanisms in various production techniques