Výsledky vyhledávání - "Christian Walk"

A High-Precision and High-Bandwidth MEMS-Based Capacitive Accelerometer

Autor: Alexander Utz, Rainer Kokozinski, Alexander Stanitzki, M E Mokhtari, Christian Walk, Michael Kraft

Publikováno v: IEEE Sensors Journal. 18:6533-6539

In this paper, we present a capacitive, MEMS-based accelerometer comprising an ultra-low noise CMOS integrated readout-IC and a high-precision bulk micro machined sensing element. The resulting accelerometer reaches an acceleration equivalent noise o

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2ab96d3ec41da6baf9e8bfd52ce82961
https://doi.org/10.1109/jsen.2018.2849873

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Telemetric multi-sensor system for medical applications – The approach

Autor: Pierre Gembaczka, Michael Görtz, Özgü Dogan, Jens Weidenmüller, Christian Walk, Alexander Stanitzki

Publikováno v: tm - Technisches Messen. 84:53-58

Long-term monitoring of hemodynamics can be achieved by an implantable and telemetric multi-sensor system. A concept to realize a system with high miniaturization level is presented. The requirements regarding a multifunctional transponder ASIC (appl

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f4b500b31260f1e6221d9bfa1651bc5c
https://doi.org/10.1515/teme-2016-0036

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Hermeticity of SI1-XGEX Diaphragms for the Fabrication of a Capacitive Post-Cmos Pressure Sensor

Autor: Matthias Wiemann, Alexander Netaev, Holger Vogt, Christian Walk, Wilfried Mokwa, Karsten Seidl, Michael Görtz

Publikováno v: 2019 20th International Conference on Solid-State Sensors, Actuators and Microsystems & Eurosensors XXXIII (TRANSDUCERS & EUROSENSORS XXXIII).

In this work, the hermeticity of diaphragm structures is investigated and optimized. The diaphragms are developed for the monolithic post-CMOS integration of capacitive pressure sensors. Si 1-X Ge X is used as diaphragm material and was deposited at

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f5b2a10d3bf829add05e2af38c5bf853
https://doi.org/10.1109/transducers.2019.8808725

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Development of a Multi Channel Piezoelectric Flexural Plate Wave Biomems-Sensor for Rapid Point-of-Care Diagnostics

Autor: Andreas Jupe, Jens Weidenmueller, Karsten Seidl, Matthias Wiemann, Christian Walk, Dieter Greifendorf

The Respiratory Syncytial Virus (RSV) is responsible for a high rate of post-neonatal deaths. An early diagnosis with accurate detection and forecast of disease outcome is vital for an effective treatment. Common diagnostics for the identification of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ff7b853248ac5d4c2284b027c2e94bd5
https://www.scopus.com/inward/record.url?partnerID=HzOxMe3b&origin=inward&scp=85071949046

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Development of a System Concept for Miniaturized Cardiovascular Multi Sensor Implants

Autor: Alexander Stanitzki, Christian Walk, Pierre Gembaczka, Jens Weidenmueller, Michael Görtz, Özgü Dogan

Publikováno v: Procedia Engineering. 168:159-162

Long-term monitoring of hemodynamics can be achieved by an implantable and telemetric multi sensor system. A concept to realize a system with high miniaturization level is presented. The requirements regarding a multifunctional transponder ASIC (Appl

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::40ca53f7ccfcf0c72071b64458dd700d

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An ultra-low noise capacitance to voltage converter for sensor applications in 0.35 µm CMOS

Autor: Rainer Kokozinski, Michael Görtz, Alexander Stanitzki, Christian Walk, Tatjana Fedtschenko, Michael Kraft, M E Mokhtari, Alexander Utz, Norbert Haas

Publikováno v: Journal of Sensors and Sensor Systems, Vol 6, Pp 285-301 (2017)

In this paper we present a readout circuit for capacitive micro-electro-mechanical system (MEMS) sensors such as accelerometers, gyroscopes or pressure sensors. A flexible interface allows connection of a wide range of types of sensing elements. The

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::51a6bd7eb8b581d97c3f10d3718ddfef
https://www.j-sens-sens-syst.net/6/285/2017/

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Development of a Post-CMOS Compatible Nanoporous Thin Film layer Based on Al2O3

Autor: Holger Vogt, A Buschhausen, Wilfried Mokwa, O. Dogan, Christian Walk

Publikováno v: London [u.a.] : Institute of Physics, IOP conference series / Materials science and engineering 350, 012001 pp. (2018). doi:10.1088/1757-899X/350/1/012001
International Conference on Nanomaterials and Biomaterials (ICNB 2017) : 11-13 December 2017, Amsterdam, The Netherlands / conference co-chairs: Prof. Carlo Montemagno (University of Alberta, Canada), Prof. Kwang Leong Choy (University College London, UK), Prof. Detlef W. Bahnemann (Leibniz University of Hannover, Germany)
International Conference on Nanomaterials and Biomaterials (ICNB 2017) : 11-13 December 2017, Amsterdam, The Netherlands / conference co-chairs: Prof. Carlo Montemagno (University of Alberta, Canada), Prof. Kwang Leong Choy (University College London, UK), Prof. Detlef W. Bahnemann (Leibniz University of Hannover, Germany)International Conference on Nanomaterials and Biomaterials, ICNB 2017, Amsterdam, Netherlands, 2017-12-11-2017-12-13

International Conference on Nanomaterials and Biomaterials (ICNB 2017) : 11-13 December 2017, Amsterdam, The Netherlands / conference co-chairs: Prof. Carlo Montemagno (University of Alberta, Canada), Prof. Kwang Leong Choy (University College London

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e5723a86215c3ff7ca47f4aca9a203b4

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Origination of nano- and microstructures on large areas by interference lithography

Autor: Christian Walk, Hubert Hauser, Benedikt Bläsi, Andreas Wolf, Oliver Höhn, Volker Kübler

Publikováno v: Microelectronic Engineering. 98:293-296

Many markets require large area surface relief micro- and nanostructures. Important examples are light management structures for display applications or the radiation power management in solar systems. Structuring techniques with both up-scaling and

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a8106b2884bb54acd8c7029e7f86be5d
https://doi.org/10.1016/j.mee.2012.05.018

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Investigation of diaphragm deflection of an absolute MEMS capacitive polysilicon pressure sensor

Autor: M. Goertz, Holger Vogt, Christian Walk, Andreas Goehlich, Michael Kraft, A Giese

Publikováno v: SPIE Proceedings.

This paper deals with the characteristics of circular shaped polysilicon pressure sensor diaphragms operating in the non-tactile mode. Using a phase shifting interferometer the main characteristics of diaphragms were investigated under applied pressu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::326ca046b4b19363c2e06b76ce1f61bf
https://doi.org/10.1117/12.2176188

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Photon management structures for solar cells

Autor: Benedikt Bläsi, Andreas Wolf, A. Guttowski, Marius Peters, Volker Kübler, Sabrina Jüchter, Martin Hermle, Hubert Hauser, Alexander Mellor, Christian Walk, Jan Benick, Bernhard Michl, Christine Wellens

Publikováno v: Photonics for Solar Energy Systems IV.

Since micro- and nanostructures for photon management are of increasing importance in novel high-efficiency solar cell concepts, structuring techniques with up-scaling potential play a key role in their realization. Interference lithography and nanoi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a43d84a4a3d6a2be2420b2116cf4d807
https://doi.org/10.1117/12.921824

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