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Andrin Caviezel
Researcher at Paul Scherrer Institute
Publications - 46
Citations - 769
Andrin Caviezel is an academic researcher from Paul Scherrer Institute. The author has contributed to research in topics: Rockfall & Phase transition. The author has an hindex of 11, co-authored 37 publications receiving 538 citations.
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Journal ArticleDOI
A time-dependent order parameter for ultrafast photoinduced phase transitions
Paul Beaud,Andrin Caviezel,S. O. Mariager,Laurenz Rettig,Gerhard Ingold,Christian Dornes,S. W. Huang,Jeremy A. Johnson,Milan Radovic,T. Huber,Teresa Kubacka,Andrés Ferrer,Henrik T. Lemke,M. Chollet,Diling Zhu,James M. Glownia,Marcin Sikorski,Aymeric Robert,Hiroki Wadati,Masao Nakamura,Masashi Kawasaki,Y. Tokura,Steven L. Johnson,Urs Staub +23 more
TL;DR: Time-resolved X-ray diffraction is applied to directly measure the changes in long-range order during ultrafast melting of the charge and orbitally ordered phase in a perovskite manganite to find the dynamics of the phase transformation can be well described using a single time-dependent 'order parameter' that depends exclusively on the electronic excitation.
Journal ArticleDOI
Femtosecond dynamics of the collinear-to-spiral antiferromagnetic phase transition in CuO.
Steven L. Johnson,R. A. De Souza,Urs Staub,Paul Beaud,E. Möhr-Vorobeva,Gerhard Ingold,Andrin Caviezel,Valerio Scagnoli,William F. Schlotter,Joshua J. Turner,Oleg Krupin,Oleg Krupin,Wei-Sheng Lee,Yi-De Chuang,L. Patthey,Robert G. Moore,D. H. Lu,Ming Yi,Patrick S. Kirchmann,Patrick S. Kirchmann,Mariano Trigo,Peter Denes,Dionisio Doering,Zahid Hussain,Zhi-Xun Shen,D. Prabhakaran,Andrew T. Boothroyd +26 more
TL;DR: The results indicate that the ultimate speed for this antiferromagnetic reorientation transition in CuO is limited by the long-wavelength magnetic excitation connecting the two phases.
Journal ArticleDOI
Structural and magnetic dynamics of a laser induced phase transition in FeRh.
S. O. Mariager,F. Pressacco,Gerhard Ingold,Andrin Caviezel,E. Möhr-Vorobeva,Paul Beaud,Steven L. Johnson,Christopher J. Milne,E. Mancini,S. Moyerman,Eric E. Fullerton,Robert Feidenhans'l,Christian H. Back,Christoph Quitmann +13 more
TL;DR: Time-resolved x-ray diffraction and magneto-optical Kerr effect are used to study the laser-induced antiferromagnetic to ferromagnetic phase transition in FeRh and a nucleation model describing both the structural and magnetic dynamics is presented.
Journal ArticleDOI
Reconstruction of four-dimensional rockfall trajectories using remote sensing and rock-based accelerometers and gyroscopes
Andrin Caviezel,Sophia E. Demmel,Adrian Ringenbach,Yves Bühler,Guang Lu,Marc Christen,Claire E. Dinneen,Lucie Eberhard,Daniel von Rickenbach,Perry Bartelt +9 more
TL;DR: In this paper, the authors present a full four-dimensional trajectory reconstruction of the "Chant Sura" rockfall experiment performed with EOTA 221 norm rocks, which provides a complete kinematic description of a rock's trajectory in real terrain and underscores the physical complexity of rock-ground interactions.
Journal ArticleDOI
Design and Evaluation of a Low-Power Sensor Device for Induced Rockfall Experiments
Andrin Caviezel,Michael Schaffner,Lukas Cavigelli,Pascal S. Niklaus,Yves Bühler,Perry Bartelt,Michele Magno,Luca Benini +7 more
TL;DR: A rugged low-power multisensor node termed StoneNode that has been designed to acquire and log accurate inertial sensor measurements during induced in-field experiments with falling rocks, confirming that the StoneNode is a reliable easy-to-use device, which greatly facilitates the data acquisition process.