Quantum 8, 1320 (2024). https://doi.org/10.22331/q-2024-04-30-1320 We study the problem of approximating a quantum channel by one with as few Kraus operators as possible (in the sense that, for any input state, the output states of […]
Quantum 8, 1319 (2024). https://doi.org/10.22331/q-2024-04-30-1319 Estimating physical properties of quantum states from measurements is one of the most fundamental tasks in quantum science. In this work, we identify conditions on states under which it is […]
Insider Brief U.S. based organizations received 87 patents covering quantum error correction and 56 patents that include logical qubit innovations. China notched 69 patents covering this key technology. A total of 117 patents have been […]
Quantum 8, 1318 (2024). https://doi.org/10.22331/q-2024-04-30-1318 A set of $k$ orthonormal bases of $mathbb C^d$ is called mutually unbiased if $|langle e,frangle |^2 = 1/d$ whenever $e$ and $f$ are basis vectors in distinct bases. A […]
Quantum 8, 1317 (2024). https://doi.org/10.22331/q-2024-04-30-1317 Accelerated light has been demonstrated with laser light and diffraction. Within the diffracting field it is possible to identify a portion that carries most of the beam energy, which propagates […]
Insider Brief Comstock and GenMat have entered into an agreement that realigns existing equity investment agreement. Comstock’s prior investment agreements called for a milestone-based investment of $50,000,000 for 50% of GenMat’s fully diluted equity, of […]
The fusion of artificial intelligence (AI) and quantum computing stands poised to alter industries and expand the boundaries of what’s achievable. Leading this effort is SandboxAQ, a company committed to leveraging these state-of-the-art technologies to […]
Insider Brief Kitty Q – A Quantum Adventure escape room lets kids experience quantum physics in a hands-on, engaging way. The quantum apartment filled with 17 puzzles that lets visitors can delve into phenomena from […]
The funding will be provided by the Australian Commonwealth and Queensland Governments through a financial package, comprised of equity, grants, and loans. The processor is expected to contain at least 1 million physical qubits, include […]
The fragile qubits that make up quantum computers offer a powerful computational tool, yet also present a conundrum: How can engineers create practical, workable quantum systems out of bits that are so easily disturbed—and wiped […]
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