Results 21 to 30 of about 50,589 (261)

Nanotube double quantum dot spin transducer for scalable quantum information processing

open access: yesNew Journal of Physics, 2020
One of the key challenges for the implementation of scalable quantum information processing is the design of scalable architectures that support coherent interaction and entanglement generation between distant quantum systems.
Wanlu Song   +4 more
doaj   +1 more source

Interface Engineering Modulated Valley Polarization in MoS2/hBN Heterostructure

open access: yesNanomaterials, 2023
Layered transition metal dichalcogenides (TMDs) provide a favorable research platform for the advancement of spintronics and valleytronics because of their unique spin-valley coupling effect, which is attributed to the absence of inversion symmetry ...
Fang Li   +9 more
doaj   +1 more source

Toward incompatible quantum limits on multiparameter estimation

open access: yesNature Communications, 2023
In quantum multiparameter estimation, achieving the best precision for each parameter is hindered by the Heisenberg principle. Here, the authors demonstrate how to mitigate this problem by using appropriate probe states.
Binke Xia   +4 more
doaj   +1 more source

A Molecular Approach to Quantum Sensing [PDF]

open access: yesACS Central Science, 2021
The second quantum revolution hinges on the creation of materials that unite atomic structural precision with electronic and structural tunability. A molecular approach to quantum information science (QIS) promises to enable the bottom-up creation of quantum systems.
Chung-Jui Yu   +3 more
openaire   +3 more sources

Enhancing quantum sensing sensitivity by a quantum memory [PDF]

open access: yesNature Communications, 2016
AbstractIn quantum sensing, precision is typically limited by the maximum time interval over which phase can be accumulated. Memories have been used to enhance this time interval beyond the coherence lifetime and thus gain precision. Here, we demonstrate that by using a quantum memory an increased sensitivity can also be achieved.
Sebastian Zaiser   +9 more
openaire   +3 more sources

Quantum Sensing

open access: yesQuantum Sensing
identifier:oai:t2r2.star.titech.ac.jp ...
Tongcang Li, Ren‐bao Liu, Chong Zu
  +6 more sources

Entropy considerations in improved circuits for a biologically-inspired random pulse computer

open access: yesScientific Reports, 2022
We present five novel or modified circuits intended for building a universal computer based on random pulse computing (RPC) paradigm, a biologically-inspired way of computation in which variable is represented by a frequency of a random pulse train (RPT)
Mario Stipčević, Mateja Batelić
doaj   +1 more source

Variational Anonymous Quantum Sensing [PDF]

open access: yesIEEE Journal on Selected Areas in Communications
Quantum sensing networks (QSNs) incorporate quantum sensing and quantum communication to achieve Heisenberg precision and unconditional security by leveraging quantum properties such as superposition and entanglement. However, the QSNs deploying noisy intermediate-scale quantum (NISQ) devices face near-term practical challenges.
Muhammad Shohibul Ulum   +5 more
openaire   +2 more sources

Mid-Infrared Photoacoustic Detection of Glucose in Human Skin: Towards Non-Invasive Diagnostics

open access: yesSensors, 2016
Diabetes mellitus is a widespread metabolic disease without cure. Great efforts are being made to develop a non-invasive monitoring of the blood glucose level.
Jonas Kottmann   +2 more
doaj   +1 more source

Miniaturized Dual-Beam Optical Trap Based on Fiber Pigtailed Focuser

open access: yesPhotonics, 2023
Optical traps, utilizing a laser to confine and manipulate microscopic particles, are widely employed in various scientific applications. We propose a miniaturized dual-beam fiber optical trap for acceleration sensing.
Qianyi Xiang   +4 more
doaj   +1 more source

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