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The new TWPA

EPFL, Zurich Instr, WithWave, SKKU partner for new quantum amplifiers

— In a new initiative, Zurich Instruments has teamed up with EPFL, the Swiss Federal Institute of Technology in Lausanne, Withwave, and Sungkyunkwan University (SKKU) to enhance the performance and market-readiness of quantum limited amplification technology. The strategic partnership aims to elevate the capabilities of traveling-wave parametric amplifiers (TWPAs), which are essential for the precise readout of qubits and the scaling up of quantum computing technologies.

© 2024 EPFL : Dark-field optical micrograph of the microwave-optical transducer, including the photonic circuitry and piezoelectric actuators, shown in bird's-eye view.

A novel on-chip microwave-optical transducer

— EPFL and Purdue scientists create a coherent interface between microwaves and near-infrared light to help scale up future quantum networks.

Superconducting qubits "hear" sounds, leading to new types of errors. Credit: Shingo Kono and Xuxin Wang (EPFL)

Mechanical vibrations cause errors in superconducting qubits

— Scientists at EPFL have found that mechanical vibrations in refrigerators used to cool superconducting quantum computers can cause errors, offering new insights for improving quantum computing.

Lithium tantalate photonic integrated circuits. Credit: Nikolai Kuznetcov (EPFL)

A new, low-cost, high-efficiency photonic integrated circuit

— Researchers at EPFL have developed scalable photonic integrated circuits, based on lithium tantalate, marking a significant advancement in optical technologies with potential to widespread commercial applications.

Tobias Kippenberg. Credit: EPFL - Alain Herzog

Tobias Kippenberg appointed member of the Leopoldina

— Professor Tobias Kippenberg at EPFL has been appointed a member of the prestigious German National Academy of Sciences Leopoldina. 

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