RESEARCH ARTICLE Growth cone navigation in substrate-bound ephrin gradients (2008)
Susanne Lang, Jürgen Loeschinger, André Bernard, Christian David, Dirk Lehnert, ...
Graded distributions of ephrin ligands are involved in the formation of topographic maps. However, it is still poorly understood how growth cones read gradients of membrane-bound guidance molecules....
Optimized staircase profiles for diffractive optical devices made from absorbing materials (2008)
Nöhammer, Bernd, David, Christian, Gobrecht, Jens, Herzig, Hans-Peter
We report on the optimization of staircase grating profiles for the case of absorbing grating materials. Using a simple numerical algorithm, we determined the grating parameters, maximizing the...
Optimized staircase profiles for diffractive optical devices made from absorbing materials (2008)
Nöhammer, Bernd, David, Christian, Gobrecht, Jens, Herzig, Hans-Peter
We report on the optimization of staircase grating profiles for the case of absorbing grating materials. Using a simple numerical algorithm, we determined the grating parameters, maximizing the...
Hard-X-ray dark-field imaging using a grating interferometer (2008)
Pfeiffer, Franz, Bech, Martin, Bunk, Oliver, Kraft, Philipp, Eikenberry, Eric F., Brönnimann, Christian, ...
Imaging with visible light today uses numerous contrast mechanisms, including bright- and dark-field contrast, phase-contrast schemes and confocal and fluorescence-based methods. X-ray imaging, on...
Angeli, Matthieu, Benavente, David, Bigas, Jean-Philippe, Menendez, Beatriz, Hébert, Ronan, David, Christian
The aim of this study is to understand how the porous network of a stone is modified by the crystallization of sodium sulphate. Samples of five different stones have been experimentally weathered and...
Angeli, Matthieu, Benavente, David, Bigas, Jean-Philippe, Menendez, Beatriz, Hébert, Ronan, David, Christian
The aim of this study is to understand how the porous network of a stone is modified by the crystallization of sodium sulphate. Samples of five different stones have been experimentally weathered and...
High-Resolution Scanning X-ray Diffraction Microscopy (2008)
Thibault, Pierre, Dierolf, Martin, Menzel, Andreas, Bunk, Oliver, David, Christian, Pfeiffer, Franz
High-Resolution Scanning X-ray Diffraction Microscopy (2008)
Thibault, Pierre, Dierolf, Martin, Menzel, Andreas, Bunk, Oliver, David, Christian, Pfeiffer, Franz
Turchanin, Andrey, Schnietz, Mark, El-Desawy, Mohamed, Solak, Harun H., David, Christian, Goelzhaeuser, Armin
Extreme-UV interference lithography (EUV-IL) is applied to create chemical nanopatterns in self-assembled monolayers (SAMs) of 4-nitro-1,1-biphenyl-4-thiol (NBPT) on gold. X-ray photoelectron...
Dorothea Wiesmann, Gian-luca Bona, Christian David, Daniel Erni, Heinz Jäckel
Wiesmann et al. Vol. 20, No. 3/March 2003/J. Opt. Soc. Am. B 417
Engelhardt, Martin, Baumann, Joachim, Schuster, Manfred, Kottler, Christian, Pfeiffer, Franz, Bunk, Oliver, ...
Salt crystallization in pores: quantification and estimation of damage (2007)
Angeli, Matthieu, Bigas, Jean-Philippe, Benavente, David, Menendez, Beatriz, Hébert, Ronan, David, Christian
The objective of this study is to understand and predict the alteration of porous rock by crystallization of salts. Samples of different rocks have been tested according to the EN 12370 standard...
Salt crystallization in pores: quantification and estimation of damage (2007)
Angeli, Matthieu, Bigas, Jean-Philippe, Benavente, David, Menendez, Beatriz, Hébert, Ronan, David, Christian
The objective of this study is to understand and predict the alteration of porous rock by crystallization of salts. Samples of different rocks have been tested according to the EN 12370 standard...
Characterization of a CCD array for Bragg spectroscopy (2006)
Indelicato, Paul, Le Bigot, Eric-Olivier, Trassinelli, Martino, Gotta, Detlev, Hennebach, Maik, Nelms, Nick, ...
The average pixel distance as well as the relative orientation of an array of 6 CCD detectors have been measured with accuracies of about 0.5 nm and 50 $\mu$rad, respectively. Such a precision...
Microcontact printing of axon guidance molecules for generation of graded patterns (2006)
Von Philipsborn, Anne C., Lang, Susanne, Bernard, André, Löschinger, Jürgen, David, Christian, Lehnert, Dirk, ...
Influence of capillary properties and evaporation on salt weathering of sedimentary rocks (2006)
Angeli, Matthieu, Bigas, Jean-Philippe, Menendez, Beatriz, Hébert, Ronan, David, Christian
The importance of capillary imbibition and evaporation processes in the decay of stone through salt crystallization is estimated by different experiments adapted from the European standard EN 12370....
Angeli, Matthieu, Bigas, Jean-Philippe, Menendez, Beatriz, Hébert, Ronan, David, Christian
Limportance de limbibition capillaire et des processus dévaporation dans laltération des pierres de construction sous laction de la cristallisation des sels solubles est estimée par...
Angeli, Matthieu, Bigas, Jean-Philippe, Menendez, Beatriz, Hébert, Ronan, David, Christian
Limportance de limbibition capillaire et des processus dévaporation dans laltération des pierres de construction sous laction de la cristallisation des sels solubles est estimée par...
Influence of capillary properties and evaporation on salt weathering of sedimentary rocks (2006)
Angeli, Matthieu, Bigas, Jean-Philippe, Menendez, Beatriz, Hébert, Ronan, David, Christian
The importance of capillary imbibition and evaporation processes in the decay of stone through salt crystallization is estimated by different experiments adapted from the European standard EN 12370....
Characterization of a CCD array for Bragg spectroscopy (2006)
Indelicato, Paul, Le Bigot, Eric-Olivier, Trassinelli, Martino, Gotta, Detlev, Hennebach, Maik, Nelms, Nick, ...
The average pixel distance as well as the relative orientation of an array of 6 CCD detectors have been measured with accuracies of about 0.5 nm and 50 $\mu$rad, respectively. Such a precision...
Tomography with grating interferometers at low-brilliance sources (2006)
Weitkamp, Timm, David, Christian, Kottler, Christian, Bunk, Oliver, Pfeiffer, Franz
Fabrication of magnetic ring structures for Lorentz electron microscopy (2005)
Heyderman, Laura J., Kläui, Mathias, Schäublin, Robin, Vaz, Carlos A. F., Rüdiger, Ulrich, Bland, J. Anthony C., ...
We have fabricated three-quarter ring structures on silicon nitride membranes for magnetic domain imaging using Lorentz electron microscopy. The ring structures have linewidths of 100, 250, 350 and...
Moire interferometry formulas for hard x-ray wavefront sensing (2004)
Weitkamp, Timm, Diaz, Ana, Nohammer, Bernd, Pfeiffer, Franz, Stampanoni, Marco, Ziegler, Eric, ...