3D prototyping

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openSCAD design for pendulums with $\ell=-1,0,+1$ (left to right)
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1:500 scale model printed with Prusa SL1. Thanks to Bernard Tregon
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1:500 scale model of $\ell=-1,0,+1$ pendulums (Prusa SL1)
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1:500 scale disks for $\ell=-1$ pendulum printed with Bambu Lab PS1 at $90^{\circ}$, $0^{\circ}$, and $45^{\circ}$ (0.2, 0.01, and 0.2mm layer height). Thanks to Ivan Gusachenko
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1:500 scale model of $\ell=-1$ pendulum (Bambu Lab PS1). The wire is a piece of filament

Sample fabrication (VULRC, Lithuania)

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Writing/imaging part of the Femtolab-based DLW system
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SZ2080 drop on a slide, ready for writing
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3D Poli Fabrication GUI + power calibraiton screen
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Nanofactory workstation (Femtika)
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Nanofactory inside
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Critical point drying (CPD) apparatus
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Protective paper pouch with a sample slide in ethanol, before CPD
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Micropendulums under optical microscope
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New batch of samples, March 2024

Optomechanical experiment (LOMA, France)

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Setting up the electro-optical modulator (EOM) for the pump beam
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EOM alignment using scotch tape
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Piezo stack for precise positioning of the sample and QPD calibration
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Calibrating the QPD via piezo actuation
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Pump-probe optomechanical system in action
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Typical signal on oscilloscope (purple lines): weak modulation and strong jumps due to low-frequency noise
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Automatic acquisition of a micropendulum spectra