- Abu Bakar Dawood, Vamsi Krishna Chavali, Thomas Mack, Zhenyu Zhang, Hareesh Godaba, Martin Angelmahr, Kaspar Althoefer:
Abraded Optical Fibre-Based Dynamic Range Force Sensor for Tissue Palpation
Frontiers in Robotics and AI, 11 (2024)
DOI: doi.org/10.3389/frobt.2024.1489884
- S. Manavi Roodsari, S. Freund, M. Angelmahr, C. Seppi, G. Rauter, W. Schade, P. C. Cattin:
Deep learning-based approach for high spatial resolution fibre shape sensing
Communications Engineering 3, 19 (2024)
DOI: doi.org/10.1038/s44172-024-00166-8
- Z. Zhang, A. Abdalwareth, G. Flachenecker, M. Angelmahr, W. Schade:
Polymer Waveguide Sensor Based on Evanescent Bragg Grating for Lab-on-a-Chip Applications
Sensors, 24, 1234 (2024)
DOI: doi.org/10.3390/s24041234
- A. Abdalwareth, G. Flachenecker, M. Angelmahr, W. Schade:
Optical fiber evanescent hydrogen sensor based on palladium nanoparticles coated Bragg gratings
Sens. Actuators A (2023), 361, 114594 -114601
DOI: doi.org/10.1016/j.sna.2023.114594
- J. Koch, A. Droste, M. Angelmahr, G. Flachenecker, W. Schade:
3D shape-sensor based on integrated optics in ultra-thin glass
Proc. SPIE 12424, Integrated Optics: Devices, Materials, and Technologies XXVII, 1242417 (17 March 2023)
DOI: doi.org/10.1117/12.2650357
- Y. Willer, Z. Zhang, M. Angelmahr, G. Flachenecker, A. Abdalwareth, C. Skrobol, F. Tauser, Y. Long Li, W. Schade:
Apodized, plane-by-plane written chirped fiber Bragg gratings in polarization-maintaining fibers for dispersion control in all-fiber ultrafast lasers
Proc. SPIE 12417, Optical Components and Materials XX, 1241705 (14 March 2023)
DOI: doi.org/10.1117/12.2647822
- A. Abdalwareth, G. Flachenecker, M. Angelmahr, W. Schade:
Optical evanescent-wave hydrogen fiber sensor based on Bragg grating coated with nanoparticles
Proc. SPIE 12372, Optical Fibers and Sensors for Medical Diagnostics, Treatment and Environmental Applications XXIII, 123720K (6 March 2023)
DOI: doi.org/10.1117/12.2647674
- V. Reimer, A. Abdalwareth, G. Flachenecker, U. Willer, M. Angelmahr and W. Schade:
Ultra-short fiber Bragg grating used for spectral analysis of guided light in single-mode fibers
Journal of Lightwave Technology, 2022
DOI: doi.org/10.1109/JLT.2022.3217113
- S. Wilbur, C. Anastopoulos, M. Angelmahr, G. Asfis, J. Koch, M. Lindblom, K. Lohwasser and W. Margulis:
Flexible X-ray imaging detectors using scintillating fibers
Journal of Instrumentation, Volume 17, C10013, 2022.
DOI: doi.org/10.1088/1748-0221/17/10/C10013
- J. Falk, B. Globisch, M. Angelmahr, W. Schade, H. Schenk-Mathes:
Drinking Water Supply in Rural Africa Based on a Mini-Grid Energy System—A Socio-Economic Case Study for Rural Development.
Sustainability 2022, 14, 9458.
DOI: doi.org/10.3390/su14159458
- L. Eisner, G. Flachenecker, W. Schade:
Doped silica sol layer coatings on evanescent field fiber Bragg gratings for optical detection of nitroaromate based explosives
Sens. Actuators A 2022, 343, 113687-113697.
DOI: doi.org/10.1016/j.sna.2022.113687
- J. Koch, G. Flachenecker, F. Monsees, D. Koebel, D. Lux, J. Lützen, R. Rathje, W. Schade:
Ultra-thin glass seals for protection against unauthorized tampering by permanent monitoring of optical integrity parameters
Optics and Lasers in Engineering 2022, 158, 107188
DOI: doi.org/10.1016/j.optlaseng.2022.107188
- V. Reimer, Z. Zhang, S. L. Jansen, M. Angelmahr, W. Schade:
Enhanced fire sprinkler system: Fiber optical monitoring of fire sprinkler heads
Fire Safety Journal 127, 103518 (2021).
DOI: doi.org/10.1016/j.firesaf.2021.103518
- J. Falk, M. Angelmahr, W. Schade, H. Schenk-Mathes:
Socio-economic impacts and challenges associated with the electrification of a remote area in rural Tanzania through a mini-grid system
Energ. Ecol. Environ. (2021). Springer.
DOI: doi.org/10.1007/s40974-021-00216-3
- H. Zheng, Y. Jiang, M. Angelmahr, G. Flachenecker, H. Cai, W. Schade:
Artificial neural network for the reduction of birefringence-induced errors in fiber shape sensors based on cladding waveguides gratings
Optic Letters 2020, 7, 45
DOI: doi.org/10.13464/OL.386218
- J. Falk, A. Nedjalkov, M. Angelmahr, W. Schade:
Applying Lithium-Ion Second Life Batteries for Off-Grid Solar Powered System – A Socio-Economic Case Study for Rural Development
Zeitschrift für Energiewirtschaft 44, 47–60(2020) Springer
DOI: DOI.org/10.1007/s12398-020-00273-x
- L. Eisner, I. Wilhelm. G. Flachenecker, J. Hürttlen, W. Schade:
Molecularly Imprinted Sol-Gel for TNT Detection with Optical Micro-Ring Resonator Sensor Chips
Sensors, 19, 3909 (2019)
DOI: 10.3390/s19183909
- D. Tasche, C. Gerhard, S. Brückner, S. Wieneke, T. Gimpel, G. Flachenecker, W. Schade, W. Viöl:
Einfluss eines Atmosphärendruckplasmas auf die Femtosekundenlaserstruckturierung von ALMg3
11. Mittweidaer Lasertagung, Scientific Reports, Journal of the University of Applied Sciences Mittweida, Nr. 1, 2019, ISSN 1437-7624, p. 54-58 - A. Nedjalkov, J. Meyer, A. Gräfenstein, B. Schramm, M. Angelmahr, J. Schwenzel, W. Schade:
Refractive Index Measurement of Lithium Ion Battery Electrolyte with Etched Surface Cladding Waveguide Bragg Gratings and Cell Electrode State Monitoring by Optical Strain Sensors
Batteries 2019, 5, 30
DOI: doi:10.3390/batteries5010030
- L. Bücheler, I. Hillmer, V. Reimer, Y. Jiang, M. Angelmahr, W. Schade, M. von Krshiwoblozki, J. Pawlikowski, K. Garbacz, L. Stagun, M. Fischer, S. Guttowski:
Noninvasive rehabilitation system for irreparable nerve damage in the wrist area
MikroSystemTechnik Kongress 2019: Mikroelektronik - MEMS-MOEMS - Systemintegration - Säulen der Digitalisierung und künstlichen Intelligenz, VDE-Verlag ISBN: 978-3-8007-5090-0, Proceedings 2019, 358-361.
DOI: 10.1080/02699052.2020.1850864
- C. Waltermann, A. Doering,A. L. Baumann, M. Angelmahr, W. Schade:
Femtosecond laser written superimposed fiber Bragg gratings for strain independent 3D shape sensing
Advanced Photonics, OSA Technical Digest (Optical Society of America), BW2A.5 (2018)
DOI: doi.org/10.1364/BGPPM.2018.BW2A.5
- A. Doering, W. Schippers, J. Koch, M. Angelmahr, W. Schade:
Combined time and wavelength domain interrogation scheme for readout of fiber Bragg grating arrays
Advanced Photonics, OSA Technical Digest (Optical Society of America), BW2A.3 (2018).
DOI: doi.org/10.1364/BGPPM.2018.BW2A.3
- Y. Jiang, V. Reimer, T. Schossig, M. Angelmahr, W. Schade:
Fiber optical multifunctional human-machine interface for motion capture and contact pressure monitoring
Advanced Photonics, OSA Technical Digest (Optical Society of America), SeW3E.5 (2018).
DOI: doi.org/10.1364/SENSORS.2018.SeW3E.5
- J. Koch, A. Abdalwareth, A. Doering, M. Angelmahr, W. Schade:
Two-axis fiber optical acceleration sensor based on cladding waveguide gratings
Advanced Photonics, OSA Technical Digest (Optical Society of America), JTu2A.14 (2018).
DOI: doi.org/10.1364/BGPPM.2018.JTu2A.14
- A. Nedjalkov, J. Meyer, C. Waltermann, M. Reimer, A. Gillooly, M. Angelmahr, W. Schade:
Direct inscription and evaluation of fiber Bragg gratings in carbon-coated optical sensor glass fibers for harsh environment oil and gas applications
Appl. Opt. 57, 7515 (2018).
DOI: doi.org/10.1364/AO.57.007515
- C. Waltermann, K. Bethmann, A. Doering, Y. Jjang, A.L. Baumann, M. Angelmahr, W. Schade:
Multiple off-axis fiber Bragg gratings for 3D shape sensing
Appl. Opt. 57 , 8125 (2018).
DOI: doi.org/10.1364/AO.57.008125
- C. Gerhard, T. Gimpel, D. Tasche, J. Koch nee Hoffmeister, S. Brückner, G. Flachenecker, S. Wieneke, W. Schade, W. Viöl:
Atmospheric pressure plasma-assisted femtosecond laser engraving of aluminium
J. Phys. D: Appl. Phys. 51, 175201 (2018).
DOI: doi.org/10.1088/1361-6463/aab6e6
- M Thiel, G Flachenecker, W Schade, C. Gorecki, A. Thoma, R. Rathje:
Planar ultra thin glass seals with optical fiber interface for monitoring tamper attacks on security eminent components
Opt. Lasers Eng. 98, 89-98 (2017)
DOI: 10.1016/j.optlaseng.2017.06.007
- C. Waltermann, A. Doering, J. Koch, P. Gühlke, A.L. Baumann, M. Angelmahr, W. Schade: Femtosecond laser written cladding waveguides and gratings for 3D shape sensing applications
Photonics and Fiber Technology, OSA Technical Digest (Optical Society of America), BTh4B.1 (2016).
DOI: doi.org/10.1364/BGPP.2016.BTh4B.1
- A. Nedjalkov, J. Meyer, M. Köhring, A. Doering, M. Angelmahr, S. Dahle, A. Sander, A. Fischer, W. Schade:
Toxic Gas Emissions from Damaged Lithium Ion Batteries – Analysis and Safety Enhancement Solution
Batteries 2(1) 5 (2016).
DOI: doi.org/10.3390/batteries2010005
- M Thiel, G Flachenecker, W Schade:
Femtosecond laser writing of Bragg grating waveguide bundles in bulk glass
Opt. Lett. 40, 1266-1269 (2015) - J. Koch, M. Angelmahr, W. Schade:
High frequency strain measurements with fiber Bragg grating sensors
Proc. SPIE 9480 – Fiber Optic Sensors and Applications XII 94800Y, 6 (2015).
DOI: doi.org/10.1117/12.2183324
- C. Waltermann, J. Koch, M. Angelmahr, J. Burgmeier, M. Thiel, W. Schade:
Fiber-Optical 3D Shape sensing
Planar Waveguides and other Confined Geometries (Ed. G. Marowsky), Springer-Verlag, New York, 1. Auflage, 227 (2015).
DOI: dx.doi.org/10.1007/978-1-4939-1179-0_10
- C. Waltermann, A.L. Baumann, K. Bethmann, A. Doering, J. Koch, M. Angelmahr, W. Schade:
Femtosecond laser processing of evanescence field coupled waveguides in single mode glass fibers for optical 3D shape sensing and navigation
Proc. SPIE – Fiber Optic Sensors and Applications XII 9480, 948011 (2015).
DOI: doi.org/10.1117/12.2183334
- J. Meyer, A. Nedjalkov, A. Doering, M. Angelmahr, W. Schade:
Fiber optical sensors for enhanced battery safety
Proc. SPIE – Fiber Optic Sensors and Applications XII 9480, 94800Z (2015).
DOI: doi.org/10.1117/12.2183325
- C. Waltermann, A. Doering, M. Köhring, M. Angelmahr, W. Schade:
Cladding waveguide gratings in standard single mode fiber for 3D shape sensing
Opt. Lett. 40, 3109 (2015).
DOI: doi.org/10.1364/OL.40.003109
- J. Koch, M. Angelmahr, W.Schade:
Fiber Bragg grating sensors for steel wire monitoring in real-time
Proc. of the SPIE - OFS2014 23rd International Conference on Optical Fiber Sensors (International Society for Optics and Photonics), 9157, 9157A.2 (2014).
DOI: doi.org/10.1117/12.2059595
- C. Waltermann, J. Koch, M. Angelmahr, W. Schade, M. Witte, N. Kohn, D. Wilheilm, A. Schneider, S. Reiser, H. Feußner:
Femtosecond laser aided processing of optical sensor fibers for 3D medical navigation and tracking (FiberNavi)
Proc. of the SPIE - OFS2014 23rd International Conference on Optical Fiber Sensors (International Society for Optics and Photonics), 9157, 91577G4 (2014).
DOI: doi.org/10.1117/12.2059599
- J. Burgmeier, C. Waltermann, G. Flachenecker, W. Schade:
Point-by-point inscription of phase-shifted fiber Bragg gratings with electro-optic amplitude modulated femtosecond laser pulses
Opt. Lett. 39, 540 (2014).
DOI: doi.org/10.1364/OL.39.000540
- W. Schippers, M. Köhring, S. Böttger, U. Willer, G. Flachenecker, W. Schade:
Simultaneous detection of Raman- and collision-induced molecular rotations of O2 and N2 via femtosecond multi-pulses in combination with quartz-enhanced photoacoustic spectroscopy
Appl. Phys. B 116, 53-60 (2014)
DOI: 10.1007/s00340-013-5647-3
- M. Thiel, G. Flachenecker, W. Schade:
Direct writing of Bragg grating structures in waveguide bundles
Conference: Access Networks and In-house Commun. (Optical Society of America), JM5A.57 (2012).
DOI: doi.org/10.1364/ANIC.2012.JM5A.57
- J. Koch, M. Angelmahr, W. Schade
Arrayed waveguide grating interrogator for fiber Bragg grating sensors: measurement and simulation
Appl. Opt. 51, 7718 (2012).
DOI: doi.org/10.1364/AO.51.007718
- M. Köhring, A. Pohlkötter, U. Willer, M. Angelmahr, W. Schade:
Tuning fork enhanced interferometric photoacoustic spectroscopy: a new method for trace gas analysis
Appl. Phys. B 102, 133 (2010).
DOI: doi.org/10.1007/s00340-010-4222-4