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Omega-metalization_on_fiber_endface.jpg
Loop antenna realized on an optical fiber; the fiber diameter is 125 µm.
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Rectangular_membrane_on_substrate_SEM.jpg
Rectangular membrane (scanning electron microscope image).
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Omega-metalization_schematic_2_2.jpg
Single loop microwave near-field antenna design for driving magnetic dipole transitions of atoms and ions.
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Ion_trap_with_fiber_cavity_P_Kobel.jpg
Here, a fiber cavity is used together with an ion trap. For electrostatic shielding, the fibers are guided inside thin stainless steel tubes (horizontal) ...
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Ion_with_fiber_cavity_P_Kobel.jpg
A single Ytterbium trapped inside the cavity volume, and its blue fluorescence (composite image).
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schematic_monolithic_fiber_cavity.jpg
Two optical fiber mirrors are inserted into a glass ferrule glued on a piezoelectric actuator, to form a very compact monolithic fiber cavity.
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Four_electrodes_on_fiber.jpg
The resulting four electrodes, connected around the edge to the four bond pads.
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Monolithic_fiber_cavity_with_coin.jpg
Monolithic fiber cavity shown with 1-cent coin shown for size comparison.
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3D_printed_mask_design.jpg
Design of two 3D-printed polymer masks that are used in two sequential gold vapor deposition runs to produce four electrodes on the front face and connection ...
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Cleaved_shot_fiber_interference_microscope.jpg
End face of an optical glass fiber (diameter 125 µm) before (left-hand image) and after (right-hand image) creation of a concave mirror surface by laser ...
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