Prof. Dr.-Ing. Ina Holfelder is a professor at Berlin University of Applied Sciences' Department of Mechanical Engineering, specializing in design and machine elements. She holds a diploma in mechanical engineering from the Technical University of Berlin (2010) and a doctorate from Physikalisch-Technische Bundesanstalt (PTB) for her work on a wavelength-dispersive von Hamos spectrometer. Her teaching combines CAD techniques with practical machine design, emphasizing project-based learning and industrial applications. Research focuses on X-ray spectroscopy instruments, including high-resolution spectrometers and measurement chambers for thin films. Key contributions include advancements in von Hamos spectrometer design using HAPG crystals, vibration analysis in nanoscale setups, and traceable X-ray emission methods. She has published extensively on spectrometer calibration, crystal optics, and material characterization since 2013. Education: Diploma in Mechanical Engineering (2010), TU Berlin; PhD in Mechanical Engineering (PTB) 2018. Research Interests: Scientific instrument development, X-ray spectrometry, precision engineering, and novel materials for machine elements. Her work bridges mechanical design and analytical instrumentation, with applications in nanotechnology and thin film analysis. Publications Trend: Over 10 peer-reviewed articles and conference papers since 2013, focusing on spectrometer innovation, crystal characterization, and X-ray analytical methods. Her recent work emphasizes compact, calibratable instrumentation for high-resolution applications. Advising/Grants: No specific student names or grants listed, but her active research projects involve collaborations with PTB and international conferences. She advises theses through Berlin University of Applied Sciences. Labs/Teams: Affiliated with PTB for her doctoral work and Berlin University's mechanical engineering facilities. Collaborates internationally on X-ray instrumentation projects.





