Zobrazeno 1 - 10
of 482
pro vyhledávání: '"H, Jen"'
Publikováno v:
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol XLVIII-1-W1-2023, Pp 603-608 (2023)
The demand for navigation and positioning is increasing in various fields nowadays. Although Global Navigation Satellite Systems (GNSS) are currently the most widely used high-accuracy positioning method, their operation rests on signal transmission
Externí odkaz:
https://doaj.org/article/1948e3fd111341fc88a41cc7c2cca2ae
Autor:
C.-C. Wu, K.-T. Lin, I. G. N. Y. Handayana, C.-H. Chien, S. Goswami, G.-D. Lin, Y.-C. Chen, H. H. Jen
Publikováno v:
Physical Review Research, Vol 6, Iss 1, p 013159 (2024)
In one-dimensional quantum emitter systems, the dynamics of atomic excitations are influenced by the collective coupling between emitters through photon-mediated dipole-dipole interactions. By introducing positional disorders in a portion of the atom
Externí odkaz:
https://doaj.org/article/b4158ba87557428cb01292b1d2a25a44
Autor:
Chimdessa Gashu Feyisa, H H Jen
Publikováno v:
New Journal of Physics, Vol 26, Iss 9, p 093039 (2024)
Finite-time quantum heat engines operating with working substances of quantum nature are of practical relevance as they can generate finite-power. However, they encounter energy losses due to quantum friction, which is particularly pronounced in many
Externí odkaz:
https://doaj.org/article/d045f0bd553846cdb7776a0fbd769105
Autor:
Chimdessa Gashu Feyisa, H H Jen
Publikováno v:
New Journal of Physics, Vol 26, Iss 3, p 033038 (2024)
Entangled states are an important resource for quantum information processing and for the fundamental understanding of quantum physics. An intriguing open question would be whether entanglement can improve the performance of quantum heat engines in p
Externí odkaz:
https://doaj.org/article/14cb0c68d9b54b85b8f168e7dd313ce9
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-7 (2022)
Here the authors provide a theoretical description of non-Hermitian topological phenomena in an atomic mirror. They find out diverse and unexpected phenomena by constructing an ad-hoc theoretical model. In particular, exceptional points, dispersive b
Externí odkaz:
https://doaj.org/article/9601ec9a4fb3433884160c8f09953066
Publikováno v:
New Journal of Physics, Vol 25, Iss 12, p 123007 (2023)
High-fidelity controlled- Z ( C _Z ) gates are essential and mandatory to build a large-scale quantum computer. In neutral atoms, the strong dipole–dipole interactions between their Rydberg states make them one of the pioneering platforms to implem
Externí odkaz:
https://doaj.org/article/55fe3be2e1324a46bcbb44200ff29019
Publikováno v:
New Journal of Physics, Vol 25, Iss 9, p 093018 (2023)
Coherent quantum control of multiqubit systems represents one of the challenging tasks in quantum science and quantum technology. Here we theoretically investigate the reflectivity spectrum in an atom-nanophotonic cavity with collective nonreciprocal
Externí odkaz:
https://doaj.org/article/d29a6ca4caf2411190ac156d152a344a
Publikováno v:
New Journal of Physics, Vol 24, Iss 11, p 113020 (2022)
Cooling the trapped atoms toward their motional ground states is key to applications of quantum simulation and quantum computation. By utilizing nonreciprocal couplings between two atoms, we present an intriguing dark-state cooling scheme in Λ-type
Externí odkaz:
https://doaj.org/article/cbd116170d1c4116a737f30ccb8ac02b
Autor:
H. H. Jen
Publikováno v:
Scientific Reports, Vol 8, Iss 1, Pp 1-8 (2018)
Abstract We theoretically investigate the far-field scattering properties of multiphoton super- and subradiant states which can be prepared by multiphoton excitations with orbital angular momentum (OAM). Due to multiphoton interference, the far-field
Externí odkaz:
https://doaj.org/article/d879d9a145e240418abcaf76eb3047d9
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