Results 1 to 10 of about 951,751 (118)

Towards 100 Gbps over 100 km: System Design and Demonstration of E-Band Millimeter Wave Communication [PDF]

open access: yesSensors, 2022
Long-range E-band communication with fiber-equivalent speed is emerging extensively as a critical technology in the next-generation communication. This paper firstly reviews the relevant progress in recent research.
Zeyuan Zhang   +3 more
doaj   +2 more sources

Achievable rate analysis of orbital angular momentum multiplexing and demultiplexing using E-band metasurfaces [PDF]

open access: yesScientific Reports
To meet the growing demand for high-capacity wireless communications, orbital angular momentum (OAM) multiplexing has garnered significant attention due to the orthogonality between OAM modes, which enables enhanced channel capacity.
Hyeongju Chung   +6 more
doaj   +2 more sources

Guidance on evaluating parametric model uncertainty at decision-relevant scales [PDF]

open access: yesHydrology and Earth System Sciences, 2022
Spatially distributed hydrological models are commonly employed to optimize the locations of engineering control measures across a watershed. Yet, parameter screening exercises that aim to reduce the dimensionality of the calibration search space are ...
J. D. Smith   +5 more
doaj   +1 more source

Rainfall Monitoring Based on Next-Generation Millimeter-Wave Backhaul Technologies in a Dense Urban Environment

open access: yesRemote Sensing, 2020
High-resolution and accurate rainfall monitoring is of great importance to many applications, including meteorology, hydrology, and flood monitoring. In recent years, microwave backhaul links from wireless communication networks have been suggested for ...
Congzheng Han   +4 more
doaj   +1 more source

A Hepta-band Antenna Loaded with E-shaped Slot for S/C/X-band Applications [PDF]

open access: yesInternational Journal of Electronics and Telecommunications, 2019
A compact planar multiband antenna operating at 3.1 (S-band) /4.7/6.4/7.6 (C-band) /8.9/10.4/11.8 GHz (X-band) is presented. The proposed Microstrip Patch Antenna (MSPA) consists of a rectangular radiator in which an E-shaped slot is etched out and a ...
Imran Khan   +5 more
doaj   +1 more source

Key role of e g * band broadening in nickel-based oxyhydroxides on coupled oxygen evolution mechanism

open access: yesNature Communications, 2023
A coupled oxygen evolution mechanism (COM) during oxygen evolution reaction (OER) has been reported in nickel oxyhydroxides (NiOOH)-based materials by realizing e g * band (3d electron states with e g symmetry) broadening and light irradiation.
Haoyin Zhong   +14 more
doaj   +1 more source

A Microwave/Millimeter Wave Dual-Band Shared Aperture Patch Antenna Array

open access: yesIEEE Access, 2020
This paper describes the design of microwave/millimeter wave dual-band patch antenna array with shared aperture. The antenna array is designed of stack structure of three printed circuit boards.
Zongxin Wang, Zeqin Huang
doaj   +1 more source

Climate Change May Increase the Drought Stress of Mesophytic Trees Downslope With Ongoing Forest Mesophication Under a History of Fire Suppression

open access: yesFrontiers in Forests and Global Change, 2020
In mountainous headwater catchments, downslope flow of subsurface water could buffer downslope forest communities from soil moisture stress during drought.
Taehee Hwang   +7 more
doaj   +1 more source

Projection lateral bands and lateral retracts

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2020
A projection lateral band $G$ in a Riesz space $E$ is defined to be a lateral band which is the image of an orthogonally additive projection $Q: E \to E$ possessing the property that $Q(x)$ is a fragment of $x$ for all $x \in E$, called a lateral ...
A. Kamińska, I. Krasikova, M. Popov
doaj   +1 more source

Expression of E-cadherin in Vitiligo Patients before and after Narrow Band UVB [PDF]

open access: yesEgyptian Journal of Medical Research, 2022
Background: Vitiligo is the most common chronic acquired depigmenting disorder, resulting  from  the  loss  of melanocytes   from   the   basal   epidermal  layer .
Abd ELaziz EL Refaie   +2 more
doaj   +1 more source

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