Zobrazeno 1 - 10
of 6 763
pro vyhledávání: '"H, Werner"'
Autor:
Dylan Harley, Ishaun Datta, Frederik Ravn Klausen, Andreas Bluhm, Daniel Stilck França, Albert H. Werner, Matthias Christandl
Publikováno v:
Nature Communications, Vol 15, Iss 1, Pp 1-16 (2024)
Abstract Quantum hardware has the potential to efficiently solve computationally difficult problems in physics and chemistry to reap enormous practical rewards. Analogue quantum simulation accomplishes this by using the dynamics of a controlled many-
Externí odkaz:
https://doaj.org/article/a2f131cbcbeb4ed0b30730667b9bc63b
Autor:
Qiang Ren, Lin Wang, Tianrang Wang, Shuining Wang, Yuanguo Zhou, Lei Kang, Pingjuan L. Werner, Douglas H. Werner
Publikováno v:
Results in Physics, Vol 62, Iss , Pp 107846- (2024)
Graphene metasurfaces have substantial potential for generating vortex electromagnetic waves carrying orbital angular momentum (OAM) at terahertz frequencies. In this paper, a deformed H-shaped graphene unit cell is utilized to design a half-space re
Externí odkaz:
https://doaj.org/article/30e3d0734cde4082b100ef20700069da
Autor:
Yuhao Wu, Galestan Mackertich-Sengerdy, Saber Soltani, Sawyer D. Campbell, Dongha Yang, Douglas H. Werner
Publikováno v:
IEEE Access, Vol 12, Pp 40092-40104 (2024)
A low-profile monolayer dual-port orthomode antenna is presented for enhanced in-band full-duplex (IBFD) communication of wearable biomedical devices. The proposed antenna consists of a center patch surrounded by a complementary slot within a larger
Externí odkaz:
https://doaj.org/article/285ff5cfcc3a40d9ab29c5ccea3b6de8
Autor:
Micah P. Haack, Ronald P. Jenkins, Wending Mai, Galestan Mackertich-Sengerdy, Sawyer D. Campbell, Mario F. Pantoja, Douglas H. Werner
Publikováno v:
IEEE Access, Vol 12, Pp 33652-33658 (2024)
This work introduces a new equivalent circuit generation method which can compute an accurate equivalent circuit representation for the known/measured impedance characteristics of antennas, which may assist in matching circuit design, non-Foster matc
Externí odkaz:
https://doaj.org/article/2c50befb2cc24118ae125ab48c7309f2
Autor:
Daniel Stilck França, Liubov A. Markovich, V. V. Dobrovitski, Albert H. Werner, Johannes Borregaard
Publikováno v:
Nature Communications, Vol 15, Iss 1, Pp 1-11 (2024)
Abstract Characterizing the interactions and dynamics of quantum mechanical systems is an essential task in developing quantum technologies. We propose an efficient protocol based on the estimation of the time-derivatives of few qubit observables usi
Externí odkaz:
https://doaj.org/article/17e6b21f689d4228b0e34c72eee710e9
Publikováno v:
Nature Communications, Vol 14, Iss 1, Pp 1-11 (2023)
Abstract With quantum computing devices increasing in scale and complexity, there is a growing need for tools that obtain precise diagnostic information about quantum operations. However, current quantum devices are only capable of short unstructured
Externí odkaz:
https://doaj.org/article/7b74e1432bbd4aa3a2bbafb6290cbc5c
Publikováno v:
Solar, Vol 3, Iss 3, Pp 362-381 (2023)
Passivated, selective contacts in silicon solar cells consist of a double layer of highly doped polycrystalline silicon (poly Si) and thin interfacial silicon dioxide (SiO2). This design concept allows for the highest efficiencies. Here, we report on
Externí odkaz:
https://doaj.org/article/73e85ff920c443feafcadf70cbc72ed2
Publikováno v:
Energies, Vol 17, Iss 6, p 1319 (2024)
Crystalline silicon (c-Si) solar cells with passivation stacks consisting of a polycrystalline silicon (poly-Si) layer and a thin interfacial silicon dioxide (SiO2) layer show high conversion efficiencies. Since the poly-Si layer in this structure ac
Externí odkaz:
https://doaj.org/article/4bec127314564c85a1952d06f6efff94
Publikováno v:
Nature Communications, Vol 14, Iss 1, Pp 1-11 (2023)
Reconfigurability and robustness are two key properties for electromagnetic devices. Here, the use of compliant mechanisms—which are known for their inherent durability, structural stability, and high-accuracy manipulation capabilities in mechanica
Externí odkaz:
https://doaj.org/article/4888459b5d9b468ca793b324341b3596
Autor:
Eric B. Whiting, Galestan Mackertich-Sengerdy, Ryan J. Chaky, Colin A. Mussman, Sawyer D. Campbell, Pingjuan L. Werner, Douglas H. Werner
Publikováno v:
IEEE Open Journal of Antennas and Propagation, Vol 4, Pp 546-557 (2023)
The feed for reflectarrays and transmitarrays is crucial for determining the overall antenna aperture efficiency, gain, and power handling. In the past, several methods, such as altering the horn shape to achieve higher modes, have been employed to m
Externí odkaz:
https://doaj.org/article/b72f5dd09dad4dd0857bb12e80793e3e