Optical tweezers
View article: Replication data of Generation of Motional Squeezed States for Neutral Atoms in Optical Tweezers
Replication data of Generation of Motional Squeezed States for Neutral Atoms in Optical Tweezers Open
Refer to the readme file
View article: Replication data of Generation of Motional Squeezed States for Neutral Atoms in Optical Tweezers
Replication data of Generation of Motional Squeezed States for Neutral Atoms in Optical Tweezers Open
Refer to the readme file
View article: Plasmonic Brownian Ratchets for Directed Transport of Analytes
Plasmonic Brownian Ratchets for Directed Transport of Analytes Open
Plasmonic nanostructures provide strong optical near-fields for trapping and manipulating nanosized particles, but converting these interactions into robust directional transport has remained challenging. Here we demonstrate a plasmonic Br…
View article: Controllable Bistability in Dual-Fiber Optical Trap in Air
Controllable Bistability in Dual-Fiber Optical Trap in Air Open
The dual-fiber optical trap, owing to its high sensitivity and facile miniaturization, holds significant actual application value in fields such as high-precision metrology of mechanical quantities and biological manipulation. The position…
View article: Ultrabroadband, achromatic, and non-diffracting perfect optical vortex generation via radial momentum control in dielectric metasurfaces
Ultrabroadband, achromatic, and non-diffracting perfect optical vortex generation via radial momentum control in dielectric metasurfaces Open
Optical vortices, beams that carry a twist, are pivotal in advanced technologies like optical manipulation, optical communications and imaging. However, their utility has been hampered by a fundamental limitation: the size and spread of th…
View article: Topological phase structures of conical refraction beams: expanding orbital angular momentum applications for nanoscale biosensing
Topological phase structures of conical refraction beams: expanding orbital angular momentum applications for nanoscale biosensing Open
Topologically structured light carrying orbital angular momentum (OAM) has emerged as a powerful tool for nano-photonics and biomedical optics, yet conventional integer-charge Laguerre–Gaussian (LG) beams suffer from rotational degeneracy …
View article: Dual‐Laser Optical Tweezers for Photothermal Analysis of Hybrid Microgels
Dual‐Laser Optical Tweezers for Photothermal Analysis of Hybrid Microgels Open
Soft actuators that respond to external stimuli play a fundamental role in microscale robotics, active matter, and bio‐inspired systems. Among these actuators, photo‐thermal hybrid microgels (HMGs) containing plasmonic nanoparticles enable…
View article: Controllable Bistability in Dual-Fiber Optical Trap in Air
Controllable Bistability in Dual-Fiber Optical Trap in Air Open
The dual-fiber optical trap, owing to its high sensitivity and facile miniaturization, holds significant actual application value in fields such as high-precision metrology of mechanical quantities and biological manipulation. The position…
View article: Emergence of oscillatory states of self-propelled colloids under optical confinement
Emergence of oscillatory states of self-propelled colloids under optical confinement Open
We investigate experimentally the single-particle motion in water of silica colloidal beads half-coated with carbon under the action of a converging laser beam. The beads are self-propelled in this medium by means of self-thermophoresis re…
View article: Emergence of oscillatory states of self-propelled colloids under optical confinement
Emergence of oscillatory states of self-propelled colloids under optical confinement Open
We investigate experimentally the single-particle motion in water of silica colloidal beads half-coated with carbon under the action of a converging laser beam. The beads are self-propelled in this medium by means of self-thermophoresis re…
View article: Wavefront Shaping of Scattering Forces Enhances Optical Trapping of Levitated Nanoparticles
Wavefront Shaping of Scattering Forces Enhances Optical Trapping of Levitated Nanoparticles Open
Optically-levitated nanoparticles in vacuum offer a pristine platform for high-quality mechanical oscillators, enabling a wide range of precision measurements and quantum technologies. A key performance metric in such systems is the stiffn…
View article: Search for Dark Matter Using Levitated Nanoparticles Within a Bessel–Gaussian Beam via Yukawa Coupling
Search for Dark Matter Using Levitated Nanoparticles Within a Bessel–Gaussian Beam via Yukawa Coupling Open
We present a novel experimental approach to detect dark matter by probing Yukawa interactions, commonly referred to as a fifth force, between dark matter and baryonic matter. Our method involves optically levitating nanoparticles within a …
View article: Optical centrifuge for nanoparticles
Optical centrifuge for nanoparticles Open
We study theoretically the creation of an optical centrifuge for the controlled rotation of levitated nanorotors within an optical tweezer. The optical centrifuge's motion is simulated by rapidly rotating the linear polarization of the tig…
View article: Stable multipole solitons in defocusing saturable media with an annular trapping potential
Stable multipole solitons in defocusing saturable media with an annular trapping potential Open
View article: Halogen-augmented pyrrole bisurea molecular tweezers for corrosion inhibition of Fe(110) surface: A first-principle investigation
Halogen-augmented pyrrole bisurea molecular tweezers for corrosion inhibition of Fe(110) surface: A first-principle investigation Open
View article: Optimization of experimental parameters for laser-slowing and magneto-optical trapping of MgF molecules
Optimization of experimental parameters for laser-slowing and magneto-optical trapping of MgF molecules Open
Diatomic molecules are promising systems for quantum science applications due to their complex energy structures and strong dipole-dipole interactions. Achieving ultracold temperatures is essential for these applications, but the complexit…
View article: Understanding and improving axial detection in optical tweezers based on the interference of forward- and backward- scattered light
Understanding and improving axial detection in optical tweezers based on the interference of forward- and backward- scattered light Open
Fast and accurate 3D position detection in optical tweezers (OT) is essential for quantitatively monitoring subtle variations in the mechanical properties of microscopic systems ranging from biomolecules to cells and colloids. Because stan…
View article: Understanding and improving axial detection in optical tweezers based on the interference of forward- and backward- scattered light
Understanding and improving axial detection in optical tweezers based on the interference of forward- and backward- scattered light Open
Fast and accurate 3D position detection in optical tweezers (OT) is essential for quantitatively monitoring subtle variations in the mechanical properties of microscopic systems ranging from biomolecules to cells and colloids. Because stan…
View article: Optimization of experimental parameters for laser-slowing and magneto-optical trapping of MgF molecules
Optimization of experimental parameters for laser-slowing and magneto-optical trapping of MgF molecules Open
Diatomic molecules are promising systems for quantum science applications due to their complex energy structures and strong dipole-dipole interactions. Achieving ultracold temperatures is essential for these applications, but the complexit…
View article: Cooling of an Optically Levitated Nanoparticle via Measurement-Free Coherent Feedback
Cooling of an Optically Levitated Nanoparticle via Measurement-Free Coherent Feedback Open
We demonstrate coherent, measurement-free optical feedback control of a levitated nanoparticle, achieving phonon occupations down to a few hundred phonons. Unlike measurement-based feedback, this all-optical scheme preserves the correlatio…
View article: Multi-barrier unfolding of the double-knotted protein, TrmD–Tm1570, revealed by single-molecule force spectroscopy and molecular dynamics
Multi-barrier unfolding of the double-knotted protein, TrmD–Tm1570, revealed by single-molecule force spectroscopy and molecular dynamics Open
The doubly knotted motif is one of the least expected features in proteins, occurring in both globular and transmembrane forms. Here, we focus on globular protein members of the methyltransferase family: the TrmD–Tm1570 protein, which cont…
View article: Multi-barrier unfolding of the double-knotted protein, TrmD–Tm1570, revealed by single-molecule force spectroscopy and molecular dynamics
Multi-barrier unfolding of the double-knotted protein, TrmD–Tm1570, revealed by single-molecule force spectroscopy and molecular dynamics Open
The doubly knotted motif is one of the least expected features in proteins, occurring in both globular and transmembrane forms. Here, we focus on globular protein members of the methyltransferase family: the TrmD–Tm1570 protein, which cont…
View article: Programmable Shape‐Directed Optical Binding of Plasmonic Nanoparticles
Programmable Shape‐Directed Optical Binding of Plasmonic Nanoparticles Open
Controlling the organization of plasmonic nanoparticles with optical forces is essential for designing reconfigurable light‐responsive materials. However, the role of particle shape in determining optical binding geometries remains unresol…
View article: Facile Bottom‐Up Assembly of Photonic Micropatterns via Surface‐Guided Colloidal Crystallization
Facile Bottom‐Up Assembly of Photonic Micropatterns via Surface‐Guided Colloidal Crystallization Open
Photonic micropatterns derived from colloidal self‐assembly are highly sought after for next‐generation optical and functional devices. However, achieving high optical quality, spatial precision, and stopband tunability with a simple fabri…
View article: Nanophotonics in Molecular Imaging and Biomedicine: Diagnostics, Therapies, and Translational Challenges
Nanophotonics in Molecular Imaging and Biomedicine: Diagnostics, Therapies, and Translational Challenges Open
Nanophotonics—the manipulation of light at the nanometer scale within biological systems—is transforming molecular imaging and photobiology, enabling advanced in vivo imaging, diagnostics, and therapy guidance. This review outlines core na…
View article: Flat miniaturized surfaces to structure light to Hermite-Gaussian beams
Flat miniaturized surfaces to structure light to Hermite-Gaussian beams Open
Conventional wireless communication systems are primarily dependent on the radio frequency spectrum, which will gradually become congested and bandwidth-limited due to increasing global internet traffic. Optical wireless communication, cou…
View article: Protocol to quantify mechanical properties of cells using optical tweezers
Protocol to quantify mechanical properties of cells using optical tweezers Open
Mechanical properties of cells determine their ability to deform when subjected to force, which is crucial in many biological processes. Here, we present a protocol to quantify these properties on living cells by applying piconewton-range …
View article: M3Scope a 3D multimode multiplane microscope for imaging nanoscale dynamics in soft matter
M3Scope a 3D multimode multiplane microscope for imaging nanoscale dynamics in soft matter Open
Fast, volumetric imaging that integrates multiple imaging modalities is essential for probing dynamic, heterogeneous soft and biological matter. Here, we present the M3Scope, a simple yet versatile multiplane microscope that extends widefi…
View article: Rotational Jamming of Plasmonic Optical Matter Driven by Chiral Light
Rotational Jamming of Plasmonic Optical Matter Driven by Chiral Light Open
Plasmonic Optical matter (OM), composed of optically bound metallic particles, can be rotated by transferring the spin angular momentum (SAM) of chiral light to the assembly. Rotating OM is a promising platform for optical micromachines, w…
View article: M3Scope a 3D multimode multiplane microscope for imaging nanoscale dynamics in soft matter
M3Scope a 3D multimode multiplane microscope for imaging nanoscale dynamics in soft matter Open
Fast, volumetric imaging that integrates multiple imaging modalities is essential for probing dynamic, heterogeneous soft and biological matter. Here, we present the M3Scope, a simple yet versatile multiplane microscope that extends widefi…