Search Results - "Rembe, Christian"

Lateral resolution limit of laser Doppler vibrometer microscopes for the measurement of surface acoustic waves by Kowarsch, Robert, Rembe, Christian

“…The lateral or transverse resolution of single-point interferometers for vibration measurement is especially critical for microelectromechanical systems (MEMS)…”
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Signal Diversity for Laser-Doppler Vibrometers with Raw-Signal Combination by Schewe, Marvin, Rembe, Christian

“…The intensity of the reflected measuring beam is greatly reduced for laser-Doppler vibrometer (LDV) measurements on rough surfaces since a considerable part of…”
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Non-Contact Damage Detection under Operational Conditions with Multipoint Laservibrometry by Cao, Xiaodong, Rembe, Christian

“…Scanning laser-Doppler vibrometry (SLDV) can localize and visualize damages in mechanical structures. In order to enable scanning, it is necessary to repeat…”
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A Contactless Laser Doppler Strain Sensor for Fatigue Testing with Resonance-Testing Machine by Wang, Fangjian, Krause, Steffen, Hug, Joachim, Rembe, Christian

“…In this article, a non-contact laser Doppler strain sensor designed for fatigue testing with the resonance-testing machine is presented. The compact sensor…”
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Properties oriented WAAM—microstructural and geometrical control in WAAM of low-alloy steel by Treutler, Kai, Gehling, Tobias, Scheck, Maxim, Richter, Andreas, Bohn, Christian, Ehlers, Rüdiger, Rembe, Christian, Wesling, Volker

“…Today, arc-based additive manufacturing has great potential for industrial application due to new developments in robotics, welding technology, and…”
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Model validation and prediction of photoacoustic tumor detection with LDV by Mignanelli, Laura, Schewe, Marvin, Rembe, Christian

“…Photoacoustic (PA) imaging enables the detection of tumors with ultrasound sensors. A laser Doppler vibrometer (LDV) measures sound waves without contact and…”
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Signal diversity for the reduction of signal dropouts and speckle noise in a laser-Doppler extensometer by Wang, Fangjian, Krause, Steffen, Rembe, Christian

“…A recently demonstrated laser-Doppler extensometer is affected by signal dropouts caused by speckle noise, whereby the carrier-to-noise ratio (C/N) falls below…”
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Traffic-Induced Vibration Monitoring Using Laser Vibrometry: Preliminary Experiments by Ismail, Mohamed A. A., Schewe, Marvin, Rembe, Christian, Mahmod, Mohamed, Kiehn, Michael

“…Traffic monitoring technologies have become crucial for modern manned and autonomous vehicles. They aim to ensure the maximum level of safety and…”
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Compressional-Wave Effects in the Operation of a Quartz Crystal Microbalance in Liquids:Dependence on Overtone Order by Kowarsch, Robert, Suhak, Yuriy, Eduarte, Lucia Cortina, Mansour, Mohammad, Meyer, Frederick, Peschel, Astrid, Fritze, Holger, Rembe, Christian, Johannsmann, Diethelm

“…The operation of the quartz crystal microbalance (QCM) in liquids is plagued by small flexural admixtures to the thickness-shear deformation. The resonator…”
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Real-time measurement of temperature and volume of the weld pool in wire-arc additive manufacturing by Richter, Andreas, Gehling, Tobias, Treutler, Kai, Wesling, Volker, Rembe, Christian

“…The quality of the material deposition and contour accuracy produced by WAAM (Wire Arc Additive Manufacturing) depends on process parameters such as the…”
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Super-resolution Reflection Microscopy via Absorbance Modulation by Jain, Parul, Geisler, Claudia, Leitz, Dennis, Udachin, Viktor, Nagorny, Sven, Weingartz, Thea, Adams, Jörg, Schmidt, Andreas, Rembe, Christian, Egner, Alexander

“…In recent years, fluorescence microscopy has been revolutionized. Reversible switching of fluorophores has enabled circumventing the limits imposed by…”
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Engineering Human–Machine Teams for Trusted Collaboration by Alhaji, Basel, Beecken, Janine, Ehlers, Rüdiger, Gertheiss, Jan, Merz, Felix, Müller, Jörg P., Prilla, Michael, Rausch, Andreas, Reinhardt, Andreas, Reinhardt, Delphine, Rembe, Christian, Rohweder, Niels-Ole, Schwindt, Christoph, Westphal, Stephan, Zimmermann, Jürgen

“…The way humans and artificially intelligent machines interact is undergoing a dramatic change. This change becomes particularly apparent in domains where…”
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Differential laser Doppler vibrometry for displacement measurements down to 1 mHz with 1 nm amplitude resolution in harsh environments by Schewe, Marvin, Kohlmann, Dhyan, Wulfmeier, Hendrik, Fritze, Holger, Rembe, Christian

“…•A novel differential laser Doppler vibrometer based on bulk optics instead of fiber optics is developed and employed, which avoids sensitive influences to the…”
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High-temperature chemical expansion of Pr0.1Ce0.9O2-δ thin films determined by Differential Laser Doppler Vibrometry by Kohlmann, Dhyan, Wulfmeier, Hendrik, Schewe, Marvin, Defferriere, Thomas, Rembe, Christian, Tuller, Harry L., Fritze, Holger

“…The chemical expansion of thin-film praseodymium‑cerium oxide solid solutions (Pr0.1Ce0.9O2−δ, PCO10) is investigated at temperatures ranging from 500 °C to…”
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Employing applied mathematics to expand the bandwidth of heterodyne carrier signals with a small phase modulation index by Rembe, Christian

“…Frequency modulation (fm) theory states that heterodyne carrier signals cannot be frequency modulated with modulation frequencies f m higher than the carrier…”
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Chemical expansion of CeO2−δ and Ce0.8Zr0.2O2−δ thin films determined by laser Doppler vibrometry at high temperatures and different oxygen partial pressures by Kohlmann, Dhyan, Wulfmeier, Hendrik, Schewe, Marvin, Kogut, Iurii, Steiner, Carsten, Moos, Ralf, Rembe, Christian, Fritze, Holger

“…The chemical expansion of ceria (CeO 2− δ ) and ceria-zirconia (Ce 0.8 Zr 0.2 O 2− δ , CZO80) thin films is investigated by high-temperature laser Doppler…”
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Bis(thienyl)ethenes with α-methoxymethyl groups. Syntheses, spectroscopic Hammett plots, and stabilities in PMMA films by Weingartz, Thea, Nagorny, Sven, Adams, Jörg, Eitzeroth, André, Schewe, Marvin, Rembe, Christian, Schmidt, Andreas

“…A series of bis(thienyl)ethenes (BTEs) possessing perfluorocyclopentene backbones and methoxymethyl groups (MOM) in the 2/2′-positions of the thiophenes was…”
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Superresolution reflection microscopy via absorbance modulation: a theoretical study by Kowarsch, Robert, Geisler, Claudia, Egner, Alexander, Rembe, Christian

“…Absorbance modulation enables lateral superresolution in optical lithography and transmission microscopy by generating a dynamic aperture within a photochromic…”
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High geometric fidelity through closed-loop control of the weld pool size in gas metal arc welding based direct energy deposition by Scheck, Maxim, Richter, Andreas, Beitler, Stephan, Gehling, Tobias, Treutler, Kai, Wesling, Volker, Rembe, Christian, Bohn, Christian

“…Arc based direct energy deposition combines the flexibility of additive manufacturing with high build rates and low investment costs. However, high geometric…”
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Stabilities of bis(thienyl)ethenes in polymethyl methacrylate (PMMA) coatings as absorbance modulation layers for nanoscale imaging by Nagorny, Sven, Schewe, Marvin, Weingartz, Thea, Eitzeroth, André, Adams, Jörg, Rembe, Christian, Schmidt, Andreas

“…For absorption modulation layers for nanoscale imaging, a series of photochromic 1,2-bis(thienyl)ethenes (BTEs) was prepared, spectroscopically characterized…”
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