Publications

HQL Publications

Ultrahigh-quality-factor micro- and nanomechanical resonators using dissipation dilution

N. J. Engelsen, A. Beccari and T. J. Kippenberg

Nature Nanotechnology (2024)

Publications from Nils’ postdoctoral work

Room-temperature quantum optomechanics using an ultralow noise cavity

G. Huang, A. Beccari, N. J. Engelsen and T. J. Kippenberg

Nature 626, 512–516 (2024)

Hierarchical tensile structures with ultralow mechanical dissipation

M. J. Bereyhi, A. Beccari, R. Groth, S. A. Fedorov, A. Arabmoheghi, T. J. Kippenberg, N. J. Engelsen

Nature Communications 13, 3097 (2022)

Perimeter modes of nanomechanical resonators exhibit quality factors exceeding 10⁹ at room temperature

M. J. Bereyhi, A. Arabmoheghi, A. Beccari, S. A. Fedorov, G. Huang, T. J. Kippenberg, N. J. Engelsen

Physical Review X 12, 021036 (2022)

Elastic strain engineering for ultralow mechanical dissipation

A. H. Ghadimi*, S. A. Fedorov*, N. J. Engelsen*,M. J. Bereyhi, R. Schilling, D. J. Wilson, T. J. Kippenberg

Science360, 764–768 (2018)

*Indicates equally contributing author

Publications from Nils’ PhD

Bell correlations in spin-squeezed states of 500000 atoms

5. N. J. Engelsen, R. Krishnakumar, O. Hosten, M. A. Kasevich

Physical Review Letters 118, 140401 (2017)

Quantum phase magnification

O. Hosten, R. Krishnakumar, N. J. Engelsen, M. A.Kasevich

Science 362, 6293, 1552-1555 (2016)

Measurement noise 100 times lower than the quantum-projection limit using entangled atoms

O. Hosten, N. J. Engelsen, R. Krishnakumar, M.A. Kasevich

Nature 529, 505–508 (2016)