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Researchers have successfully manipulated the geometry of Schrödinger's cat states by precisely shaping laser beams during high-harmonic generation, moving beyond classical treatments to directly control quantum superpositions. This advancement in controlling polarization and spatial structure at extreme intensities offers new pathways for developing advanced sensors and secure quantum communication networks.
Researchers Control Schrödinger Cat State Geometry Via Laser Shaping

Could intense laser pulses be sculpted to directly control the bizarre quantum state known as Schrödinger’s cat? New work reveals they can, demonstrating versatile manipulation of these fleeting states via precisely shaped beams. By fully quantifying interactions during high harmonic generation, a departure from classical treatments, scientists now command the generated quantum properties through illumination geometry.
Intense laser light shapes to precisely control complex quantum states known as Schrödinger cats. Manipulation of the polarisation and spatial structure of high-harmonic generation (HHG) beams engineers these delicate quantum systems. Geometrical manipulation of cat state parameters is now possible; structured illumination provides flexible means for controlling their dynamics across a broad range of conditions. Researchers have achieved greater command over specially created quantum states…
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