Search Results - "Soergel, Elisabeth"

Conducting Domain Walls in Lithium Niobate Single Crystals by Schröder, Mathias, Haußmann, Alexander, Thiessen, Andreas, Soergel, Elisabeth, Woike, Theo, Eng, Lukas M.

“…Ferroic materials play an increasingly important role in novel (nano)electronic devices. Recently, research on domain walls (DWs) receives a big boost by the…”
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Electrostatic topology of ferroelectric domains in YMnO3 by Jungk, Tobias, Hoffmann, Ákos, Fiebig, Manfred, Soergel, Elisabeth

“…Trimerization-polarization domains in ferroelectric hexagonal YMnO3 were resolved in all three spatial dimensions by piezoresponse force microscopy. Their…”
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Quantitative measurement of the surface charge density by Johann, Florian, Soergel, Elisabeth

“…We present a method of measuring the charge density on dielectric surfaces. Similar to electrostatic force microscopy we record the electrostatic interaction…”
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Depth resolution of piezoresponse force microscopy by Johann, Florian, Ying, Yongjun J., Jungk, Tobias, Hoffmann, Ákos, Sones, Collin L., Eason, Robert W., Mailis, Sakellaris, Soergel, Elisabeth

“…Given that a ferroelectric domain is generally a three dimensional entity, the determination of its area as well as its depth is mandatory for full…”
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Influence of ultraviolet illumination on the poling characteristics of lithium niobate crystals by Müller, Manfred, Soergel, Elisabeth, Buse, Karsten

“…The poling characteristics of lithium niobate crystals under ultraviolet laser illumination are investigated. Light with a wavelength around 334 nm permanently…”
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Large and accessible conductivity of charged domain walls in lithium niobate by Werner, Christoph S., Herr, Simon J., Buse, Karsten, Sturman, Boris, Soergel, Elisabeth, Razzaghi, Cina, Breunig, Ingo

“…Ferroelectric domain walls are interfaces between areas of a material that exhibits different directions of spontaneous polarization. The properties of domain…”
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Quantitative analysis of ferroelectric domain imaging with piezoresponse force microscopy by Jungk, Tobias, Hoffmann, Ákos, Soergel, Elisabeth

“…The contrast mechanism for ferroelectric domain imaging via piezoresponse force microscopy (PFM) is investigated. A vectorial description of PFM measurements…”
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Anomalous Motion of Charged Domain Walls and Associated Negative Capacitance in Copper–Chlorine Boracite by Guy, Joseph G. M., Cochard, Charlotte, Aguado‐Puente, Pablo, Soergel, Elisabeth, Whatmore, Roger W., Conroy, Michele, Moore, Kalani, Courtney, Eileen, Harvey, Alan, Bangert, Ursel, Kumar, Amit, McQuaid, Raymond G. P., Gregg, J. Marty

“…During switching, the microstructure of a ferroelectric normally adapts to align internal dipoles with external electric fields. Favorably oriented dipolar…”
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Direct writing of ferroelectric domains on strontium barium niobate crystals using focused ultraviolet laser light by Boes, Andreas, Crasto, Tristan, Steigerwald, Hendrik, Wade, Scott, Frohnhaus, Jakob, Soergel, Elisabeth, Mitchell, Arnan

“…We report ferroelectric domain inversion in strontium barium niobate (SBN) single crystals by irradiating the surface locally with a strongly focused…”
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Precise, reproducible nano-domain engineering in lithium niobate crystals by Boes, Andreas, Sivan, Vijay, Ren, Guanghui, Yudistira, Didit, Mailis, Sakellaris, Soergel, Elisabeth, Mitchell, Arnan

“…We present a technique for domain engineering the surface of lithium niobate crystals with features as small as 100 nm. A film of chromium (Cr) is deposited on…”
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Contrast mechanisms for the detection of ferroelectric domains with scanning force microscopy by Jungk, Tobias, Hoffmann, Ákos, Soergel, Elisabeth

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Challenges for the determination of piezoelectric constants with piezoresponse force microscopy by Jungk, Tobias, Hoffmann, Ákos, Soergel, Elisabeth

“…At first sight, piezoresponse force microscopy (PFM) seems an ideal technique for the determination of piezoelectric coefficients, thus making use of its…”
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Detection mechanism for ferroelectric domain boundaries with lateral force microscopy by Jungk, Tobias, Hoffmann, Ákos, Soergel, Elisabeth

“…The contrast mechanism for the visualization of ferroelectric domain boundaries with lateral force microscopy is generally assumed to be caused by mechanical…”
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Lateral signals in piezoresponse force microscopy at domain boundaries of ferroelectric crystals by Johann, Florian, Jungk, Tobias, Lilienblum, Martin, Hoffmann, Ákos, Soergel, Elisabeth

“…In piezoresponse force microscopy a lateral signal at the domain boundaries is occasionally observed. In recent years, a couple of experiments have been…”
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Light-mediated ferroelectric domain engineering and micro-structuring of lithium niobate crystals by Ying, C.Y.J., Muir, A.C., Valdivia, C.E., Steigerwald, H., Sones, C.L., Eason, R.W., Soergel, E., Mailis, S.

“…An overview is presented of recently developed light‐mediated methods for ferroelectric domain engineering of lithium niobate single crystals. These methods…”
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Ultraviolet laser-induced poling inhibition produces bulk domains in MgO-doped lithium niobate crystals by Boes, Andreas, Steigerwald, Hendrik, Yudistira, Didit, Sivan, Vijay, Wade, Scott, Mailis, Sakellaris, Soergel, Elisabeth, Mitchell, Arnan

“…We report the realization of high-resolution bulk domains achieved using a shallow, structured, domain inverted surface template obtained by UV laser-induced…”
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Photoinduced Conductivity: Conducting Domain Walls in Lithium Niobate Single Crystals (Adv. Funct. Mater. 18/2012) by Schröder, Mathias, Haußmann, Alexander, Thiessen, Andreas, Soergel, Elisabeth, Woike, Theo, Eng, Lukas M.

“…Domain walls (DWs) in highly insulating, millimeterthick lithium niobate (LiNbO3) single crystals show a pronounced electric conductivity when being…”
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Ultra-smooth lithium niobate photonic micro-structures by surface tension reshaping by Ying, Charlie Y J, Sones, Collin L, Peacock, Anna C, Johann, Florian, Soergel, Elisabeth, Eason, Robert W, Zervas, Mikhail N, Mailis, Sakellaris

“…Annealing of micro-structured lithium niobate substrates at temperatures close to, but below the melting point, allows surface tension to reshape…”
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Electrostatic topology of ferroelectric domains in YMnO 3 by Jungk, Tobias, Hoffmann, Ákos, Fiebig, Manfred, Soergel, Elisabeth

“…Trimerization-polarization domains in ferroelectric hexagonal YMnO 3 were resolved in all three spatial dimensions by piezoresponse force microscopy. Their…”
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Challenges for the determination of piezoelectric constantswith piezoresponse force microscopy by Jungk, Tobias, Hoffmann, Ákos, Soergel, Elisabeth

“…At first sight, piezoresponse force microscopy (PFM) seems an ideal technique for the determination of piezoelectric coefficients, thus making use of its…”
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