Zobrazeno 1 - 10
of 37
pro vyhledávání: '"A. Arabmoheghi"'
Autor:
M. J. Bereyhi, A. Beccari, R. Groth, S. A. Fedorov, A. Arabmoheghi, T. J. Kippenberg, N. J. Engelsen
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-9 (2022)
Low dissipation of fundamental mode is a determinant factor in nanomechanical resonator design. Here the authors realize soft clamping for the fundamental mode in a nanomechanical tensile structure achieving low loss, low mass, and low resonance freq
Externí odkaz:
https://doaj.org/article/066260127cfc4c7ca400dad8cf945dd1
Autor:
Xia, Yi, Huang, Guanhao, Beccari, Alberto, Zicoschi, Alessio, Arabmoheghi, Amirali, Engelsen, Nils J., Kippenberg, Tobias J.
The motional sideband asymmetry of a mechanical oscillator interacting with a laser field can be observed when approaching the quantum ground state, where the zero-point energy of the mechanical oscillator becomes a sizable contribution to its motion
Externí odkaz:
http://arxiv.org/abs/2408.06498
Autor:
Bereyhi, Mohammad. J., Arabmoheghi, Amirali, Fedorov, Sergey A., Beccari, Alberto, Huang, Guanhao, Kippenberg, Tobias J., Engelsen, Nils J.
Publikováno v:
Physical Review X (2022)
Systems with low mechanical dissipation are extensively used in precision measurements such as gravitational wave detection, atomic force microscopy and quantum control of mechanical oscillators via opto- and electromechanics. The mechanical quality
Externí odkaz:
http://arxiv.org/abs/2108.03615
Autor:
Bereyhi, Mohammad J., Beccari, Alberto, Groth, Robin, Fedorov, Sergey A., Arabmoheghi, Amirali, Kippenberg, Tobias J., Engelsen, Nils J.
Structural hierarchy is found in myriad biological systems and has improved man-made structures ranging from the Eiffel tower to optical cavities. Hierarchical metamaterials utilize structure at multiple size scales to realize new and highly desirabl
Externí odkaz:
http://arxiv.org/abs/2103.09785
Autor:
Fedorov, Sergey A., Beccari, Alberto, Arabmoheghi, Amirali, Wilson, Dalziel J., Engelsen, Nils J., Kippenberg, Tobias J.
Publikováno v:
Optica Vol. 7, Issue 11, pp. 1609-1616 (2020)
Thermal frequency fluctuations in optical cavities limit the sensitivity of precision experiments ranging from gravitational wave observatories to optical atomic clocks. Conventional modeling of these noises assumes a linear response of the optical f
Externí odkaz:
http://arxiv.org/abs/2004.05700
Autor:
Mohammad J. Bereyhi, Amirali Arabmoheghi, Alberto Beccari, Sergey A. Fedorov, Guanhao Huang, Tobias J. Kippenberg, Nils J. Engelsen
Publikováno v:
Physical Review X, Vol 12, Iss 2, p 021036 (2022)
Systems with low mechanical dissipation are extensively used in precision measurements such as gravitational wave detection, atomic force microscopy, and quantum control of mechanical oscillators via optomechanics and electromechanics. The mechanical
Externí odkaz:
https://doaj.org/article/a21d5c473b5b43a98400e67acf21ecfe
Akademický článek
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Akademický článek
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Autor:
Nils J. Engelsen, Mohammad J. Bereyhi, Amirali Arabmoheghi, Sergey A. Fedorov, Alberto Beccari, Guanhao Huang, Tobias J. Kippenberg
Publikováno v:
Conference on Lasers and Electro-Optics.
We demonstrate compact nanomechanical resonators with quality factors up to Q = 3.6 × 109 at room temperature and integrate these resonators with photonic-crystal-based Fabry-Pérot cavities to form an optomechanical transducer for room temperature
Autor:
M J, Bereyhi, A, Beccari, R, Groth, S A, Fedorov, A, Arabmoheghi, T J, Kippenberg, N J, Engelsen
Publikováno v:
Nature communications. 13(1)
Structural hierarchy is found in myriad biological systems and has improved man-made structures ranging from the Eiffel tower to optical cavities. In mechanical resonators whose rigidity is provided by static tension, structural hierarchy can reduce