Services

• Energy-dispersive X-ray spectroscopy (EDX)
• Measurement of the proportions of H, N and O by hot extraction
• Wet chemical analysis by ICP-OES
• Qualitative spectroscopic analysis using glow discharge optical emission spectroscopy (GDOES)
• Non-destructive analysis using X-ray fluorescence analysis (XRF)

Link to the department Analysis, modelling and digitisation of expert knowledge and human cognitive processes, with a view to making them usable in technical systems

• Collection and structured modelling of domain and expert knowledge
• Analysis of cognitive processes such as perception, decision-making and problem-solving
• Identification and description of levels of knowledge and competence structures

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• Analysis and formalisation of human decision-making processes
• Creating decision-making models, e.g. based on a combination of knowledge- and data-based information
• Data preparation and modelling using the Fuzzy Pattern Classification (FPC) AI model

• Electrochemical Impedance Spectroscopy (EIS)
• Electrochemical measurements on the macroscale
• Electrochemical measurements using capillary techniques (current density–potential curves)
• Artificial watering and irradiation
• Salt spray tests (NSS) in accordance with DIN EN ISO 9227
• Diving trials under controlled conditions
• Further corrosion tests available on request

• Mechanical testing under tension, compression, bending and shear
• Mechanical testing of coatings (shear test/adhesion test, tensile test, flexural test)
• Mechanical testing of metal matrix composites (tensile testing, flexural testing and ILS testing)

• Density measurement (Anton Paar Ultrapyc 7000 Micro gas pycnometer)
• Electron microscope images at magnifications of up to > 100,000x
• Hardness measurements (Martens hardness, Vickers hardness)
• Optical microscopy images using all relevant contrast modes and digital image analysis (grey-scale analysis, line-cutting method)
• Metallographic sectioning and targeted sections
• Nanoindentation
• Roughness measurements (tactile) using a probe cut
• X-ray diffraction (XRD)
  • Qualitative and quantitative phase analyses, Rietveld analyses
  • Line profile analyses (determination of crystallite sizes and micro-distortions)
  • Measurements of residual stress
  • Texture analyses
• Damage analyses
• Coating thickness measurements (destructive, non-destructive)
• Simultaneous performance of thermogravimetry (TG) and, optionally, differential thermal analysis (DTA) or differential scanning calorimetry (DSC)
• Thermomechanical analysis (TMA) to determine the behaviour of materials under mechanical and thermal stress

• FEM simulations (e.g. forming simulations, heat treatment, etc.)
• Calculation of material data and material properties (particularly for steels and aluminium materials)

• Anodising (eloxal treatment) of aluminium or titanium
• Chemical metallisation of electrically non-conductive substrates or complex geometries
• Electroplated coatings (monometallic or alloy deposition)
• Plasma electrolytic oxidation (PEO, plasma anodising) of aluminium; other substrate materials available on request

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• Technologies and people-centred measures – for example, those aimed at ensuring sustainable, resource-efficient practices in day-to-day production – can only be successful if people understand how they work, accept them and put them into practice.
• Among other things, the following methods are used and further developed for this purpose:
• • Observation and survey methods, interviews and psychological experiments, as well as user studies
  • Cognitive task analyses, methods for assessing (team) situational awareness and mental workload
  • Eye-tracking and pupillometry

• Thermal spraying
  • Atmospheric plasma spraying (APS) – GTV-F6 plasma torches and Delta torches
  • High-Velocity Oxy-Fuel (HVOF) Powder Flame Spraying – GTV K2 HVOF Torch
  • Cold gas spraying (CGS)
  • Arc Wire Spraying (AWS) – VisuArc™ 350 Arc Spraying System with LD/Schub 5 support sprayer
  • Powder flame spraying (PFS) – CastoDyn DS 8000 flame spraying gun
• Laser cladding – GTV system with 6 injectors, powder nozzle and XY positioning unit

• Standardised wear tests involving solid-state contact
  • Miller test
  • Rubberwheel test
  • Vibration wear
  • Oscillatory-frictional wear
  • Scratch test
  • Pin-disc test, ball-disc test
  • Taber Abrasion Test
• Tactile and optical surface measurement

• Powder and alloy production using melting and ultrasonic atomisation systems
• Powder analysis (including particle size, density and composition)
• Development of alloys using powder metallurgy
• Heat treatment in accordance with specifications and the development of heat treatment procedures

• Cyclic tests under force, stress and strain control in tension, compression and bending
• Fatigue testing under cyclic bending