619 citations · 7.6k across the 80 of their papers we have counts for
26 papers · 1 filter
Full control of the libration potential in rotational levitodynamics
Joanna A. Zielińska, Fons van der Laan, Andreas Norrman +3
Control of the potential energy and free evolution lie at the heart of levitodynamics as key requirements for sensing, wave function expansion, and mechanical squeezing protocols.…
Waveguide-coupled light emitting devices made of 2D materials
Ronja Khelifa, Shengyu Shan, Takashi Taniguchi +2
Optical information processing using photonic integrated circuits is a key goal in the field of nanophotonics. Extensive research efforts have led to remarkable progress in integra…
Encoding information in the mutual coherence of spatially separated light beams
Alfonso Nardi, Shawn Divitt, Massimiliano Rossi +4
Coherence has been used as a resource for optical communications since its earliest days. It is widely used for multiplexing of data, but not for encoding of data. Here we introduc…
Scalable all-optical cold damping of levitated nanoparticles
Jayadev Vijayan, Zhao Zhang, Johannes Piotrowski +4
The field of levitodynamics has made significant progress towards controlling and studying the motion of a levitated nanoparticle. Motional control relies on either autonomous feed…
Freestanding and permeable nanoporous gold membranes for surface-enhanced Raman scattering
Roman M. Wyss, Markus Parzefall, Cynthia M. Gruber +6
Surface-enhanced Raman spectroscopy (SERS) demands reliable, high enhancement substrates in order to be used in different fields of application. Here, we introduce freestanding por…
Controlling spatial coherence with an optical complex medium
Alfonso Nardi, Felix Tebbenjohanns, Massimiliano Rossi +5
Control over optical spatial coherence is a key requirement in diverse applications including imaging, optical trapping, and communications. Current approaches to controlling spati…
Optimal orientation detection of an anisotropic dipolar scatterer
Felix Tebbenjohanns, Andrei Militaru, Andreas Norrman +3
The angular orientation of an anisotropic scatterer with cylindrical symmetry in a linearly polarized light field represents an optomechanical librator. Here, we propose and theore…
Observation of radiation torque shot noise on an optically levitated nanodumbbell
Fons van der Laan, René Reimann, Felix Tebbenjohanns +3
According to quantum theory, measurement and backaction are inextricably linked. In optical position measurements, this backaction is known as radiation pressure shot noise. In ana…
TMDC Resonators for Second Harmonic Signal Enhancement
Sebastian Busschaert, René Reimann, Moritz Cavigelli +3
In addition to their strong nonlinear optical response, transition metal dichalcogenides (TMDCs) possess a high refractive index in the visible and infrared regime. Therefore, by p…
Optically levitated rotor at its thermal limit of frequency stability
Fons van der Laan, René Reimann, Andrei Militaru +4
Optically levitated rotors are prime candidates for torque sensors whose precision is limited by the fluctuationsof the rotation frequency. In this work we investigate an optically…
Motional Sideband Asymmetry of a Nanoparticle Optically Levitated in Free Space
Felix Tebbenjohanns, Martin Frimmer, Vijay Jain +2
The hallmark of quantum physics is Planck's constant , whose finite value entails the quantization that gave the theory its name. The finite value of gives rise to inevitabl…
Optimal Position Detection of a Dipolar Scatterer in a Focused Field
Felix Tebbenjohanns, Martin Frimmer, Lukas Novotny
We theoretically analyze the problem of detecting the position of a classical dipolar scatterer in a strongly focused optical field. We suggest an optimal measurement scheme and sh…
Beam steering with a nonlinear optical phased array antenna
Sebastian Busschaert, Nikolaus Flöry, Sotirios Papadopoulos +3
Transition metal dichalcogenides (TMDCs) exhibit high second harmonic (SH) generation in the visible due to their non-centrosymmetric crystal structure in odd-layered form and dire…
Cold Damping of an Optically Levitated Nanoparticle to micro-Kelvin Temperatures
Felix Tebbenjohanns, Martin Frimmer, Andrei Militaru +2
We implement a cold damping scheme to cool one mode of the center-of-mass motion of an optically levitated nanoparticle in ultrahigh vacuum from room temperature to a record-low te…
Optical potential mapping with a levitated nanoparticle at sub-wavelength distances from a membrane
Rozenn Diehl, Erik Hebestreit, René Reimann +3
The controllable positioning of a vacuum-levitated object near a material surface is of importance for studying short-range forces, such as Casimir forces, interfacial friction for…
GHz Rotation of an Optically Trapped Nanoparticle in Vacuum
René Reimann, Michael Doderer, Erik Hebestreit +5
We report on rotating an optically trapped silica nanoparticle in vacuum by transferring spin angular momentum of light to the particle's mechanical angular momentum. At sufficient…
Calibration and temperature measurement of levitated optomechanical sensors
Erik Hebestreit, Martin Frimmer, René Reimann +3
Optically levitated nanoparticles offer enormous potential for precision sensing. However, as for any other metrology device, the absolute measurement performance of a levitated-pa…
Radiation Damping of a Polarizable Particle
Lukas Novotny
A polarizable body moving in an external electromagnetic field will slow down. This effect is referred to as radiation damping and is analogous to Doppler cooling in atomic physics…
Controlling the net charge on a nanoparticle optically levitated in vacuum
Martin Frimmer, Karol Luszcz, Sandra Ferreiro +3
Optically levitated nanoparticles in vacuum are a promising model system to test physics beyond our current understanding of quantum mechanics. Such experimental tests require extr…
Optically levitated nanoparticle as a model system for stochastic bistable dynamics
Francesco Ricci, Raúl A. Rica, Marko Spasenović +4
Nano-mechanical resonators have gained an increasing importance in nanotechnology owing to their contributions to both fundamental and applied science. Yet, their small dimensions…
A levitated nanoparticle as a classical two-level atom
Martin Frimmer, Jan Gieseler, Thomas Ihn +1
The center-of-mass motion of a single optically levitated nanoparticle resembles three uncoupled harmonic oscillators. We show how a suitable modulation of the optical trapping pot…
Light-Matter Interactions: A Coupled Oscillator Description
Martin Frimmer, Lukas Novotny
The semiclassical theory of light-matter interactions describes the interaction between a classical electromagnetic field with a quantum mechanical two-level system.We show that th…
Direct Measurement of Photon Recoil from a Levitated Nanoparticle
Vijay Jain, Jan Gieseler, Clemens Moritz +3
The momentum transfer between a photon and an object defines a fundamental limit for the precision with which the object can be measured. If the object oscillates at a frequency $Ω…
Long distance manipulation of a levitated nanoparticle in high vacuum
Pau Mestres, Johann Berthelot, Marko Spasenović +3
Accurate delivery of small targets in high vacuum is a pivotal task in many branches of science and technology. Beyond the different strategies developed for atoms, proteins, macro…