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Quantum Repeater

All articles tagged with #quantum repeater

"Princeton University Achieves Quantum Device Connection Breakthrough"

Originally Published 1 year ago — by The Quantum Insider

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Source: The Quantum Insider

Researchers at Princeton University have developed a new method for connecting distant quantum devices, a significant advancement for quantum communication networks. The technology uses telecom band light to efficiently transmit signals with minimal losses through optical fiber, overcoming a major obstacle in establishing resilient quantum communication networks. The study, published in Nature, details the innovative approach to constructing quantum repeaters, which involves using erbium ions emitting light at an optimal infrared wavelength. While this achievement represents a crucial milestone, further work is needed to enhance the storage duration of quantum states in the erbium ion’s spin, highlighting the ongoing pursuit of improvement in the dynamic quantum computing landscape.

"Advancing Toward a Functional Quantum Internet: Research Team's Fundamental Breakthrough"

Originally Published 1 year ago — by Phys.org

Featured image for "Advancing Toward a Functional Quantum Internet: Research Team's Fundamental Breakthrough"
Source: Phys.org

A research team at Stony Brook University has made significant progress towards building a quantum internet testbed by demonstrating a foundational quantum network measurement using room-temperature quantum memories. Their findings, published in npj Quantum Information, show that these memories have identical performance, a crucial feature for building large-scale quantum repeater networks. The team's patented room temperature quantum storage technology is a promising step towards developing viable quantum repeaters and the quantum internet, offering faster and more cost-effective quantum networks.