Results 1 to 10 of about 759,037 (118)

Transmission Characteristics of 80 Gbit/s Nyquist-DWDM System in Atmospheric Turbulence. [PDF]

open access: yesSensors (Basel)
We experimentally demonstrate an 80 Gbit/s Nyquist-dense wavelength division multiplexed (Nyquist-DWDM) transmission system operating in a simulated atmospheric turbulence channel. The system utilizes eight wavelength-tunable lasers with 100 GHz spacing,
Du S, Yang Q, Chen T, Wang T.
europepmc   +2 more sources

Research on magnetic field analytical modeling and transmission characteristics of squirrel cage asynchronous permanent magnet coupling

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2022
As a new type of magnetic transmission structure, asynchronous permanent magnet coupling has wide prospect application in mechanical transmission field.
Junyue YANG, Yanjun GE
doaj   +1 more source

Molecular epidemiological study on HIV-1 patients in Hongkou District, Shanghai

open access: yesShanghai yufang yixue, 2022
ObjectiveTo determine the characteristics of human immunodeficiency virus type 1 (HIV-1) subtypes among newly confirmed HIV-1 patients in Hongkou District of Shanghai, and provide evidence for establishing HIV-1 subtype database and precise prevention ...
CHEN Kun   +5 more
doaj   +1 more source

Investigation of a Large-Mode-Area Fiber Designed for 2.0 μm Based on Multi-Layer Holes Resonance

open access: yesIEEE Photonics Journal, 2023
This work proposes a novel large mode area fiber with multi-layer holes of 2.0 μm based on electromagnetic field theory and finite element analysis. Modifying the structure parameters can reduce the fundamental mode confinement loss to less than 0.
Xiao Shen   +3 more
doaj   +1 more source

Simulation Study on the Transmission Characteristics of Downhole Wireless Radio Frequency Identification Signal

open access: yesCejing jishu, 2023
Wireless radio frequency identification (RFID) technology can be used to remotely control downhole tools. It is the new development direction of intelligent drilling and well completion technology because of the advantages of non-contact transmission ...
WANG Anni   +5 more
doaj   +1 more source

An Improved Analytical Model of Permanent Magnet Eddy Current Magnetic Coupler Based on Electromagnetic-Thermal Coupling

open access: yesIEEE Access, 2020
There is a serious nonlinear between the sensitive parameters and the transmission capacity of the permanent magnet eddy current magnetic coupler (PMEC), and how to establish the accurate analytical model is very important to study its characteristics ...
Xiaowei Yang, Yongguang Liu, Liang Wang
doaj   +1 more source

Optimization Analysis on the Transmission Characteristics of Multipurpose Power Transmission Devices

open access: yesEnergies, 2023
Particularly crucial throughout the mode transition procedure is the transmission properties of hydro–mechanical composite transmission devices. This paper describes a multipurpose power transmission device that integrates hydrostatic, hydro-mechanical ...
Zhen Zhu   +4 more
doaj   +1 more source

Current perspective on diagnosis, epidemiological assessment, prevention strategies, and potential therapeutic interventions for severe acute respiratory infections caused by 2019 novel coronavirus (SARS-CoV-2)

open access: yesHuman Vaccines & Immunotherapeutics, 2020
Coronaviruses are single-stranded RNA viruses that cause severe respiratory, enteric, and systemic infections in a vast range of hosts, including man, fish, mammals, and avian.
Komal Rizwan   +4 more
doaj   +1 more source

A Fast Analysis Method for Blue-Green Laser Transmission through the Sea Surface

open access: yesSensors, 2020
The fast estimation of blue-green laser transmission characteristics through the fluctuating sea surface, such as refraction angles and transmittance, is very important to correct operating parameters, detection depth and anti-detection warning in ...
Liwei Dong   +5 more
doaj   +1 more source

Transmission Biology of Rice Stripe Mosaic Virus by an Efficient Insect Vector Recilia dorsalis (Hemiptera: Cicadellidae)

open access: yesFrontiers in Microbiology, 2017
Rice stripe mosaic virus (RSMV) is a newly discovered species of cytorhabdovirus infecting rice plants that is transmitted by the leafhopper Recilia dorsalis. In this study, the transmission characteristics of RSMV by R. dorsalis were investigated. Under
Xin Yang   +3 more
doaj   +1 more source

Home - About - Disclaimer - Privacy