Results 31 to 40 of about 7,610,196 (308)

Design and Experimental Verification of 400-WClass LED Driver with Cooperative Control Method for Two-Parallel Connected DC/DC Converters

open access: yesEnergies, 2018
This paper deals with a design and experimental verification of 400-W class light-emitting diode (LED) driver with cooperative control method for two-parallel connected DC/DC converters.
Tomoharu Yada   +5 more
doaj   +1 more source

Single-stage Bilateral Revision Knee Arthroplasty with Unilateral Tibial Tubercle Osteotomy: A Rare Case Study in the Management of Bilateral Aseptic Loosening with Literature Review

open access: yesJournal of Bone and Joint Diseases, 2023
A revision total knee arthroplasty (Rev-TKA) for bilateral affection presents surgical complexities. Rev-TKA as a single stage has been rarely advocated.
Lavindra Tomar   +2 more
doaj   +1 more source

A comparative study of two-stage versus single-stage repair of severe Hypospadias [PDF]

open access: yesPerspectives In Medical Research, 2020
Background: The main aim of hypospadias repair is to preserve the urethral plate whenever possible. This study was undertaken to compare the outcome of repair of severe hypospadias with moderate chordee by single-stage Snodgrass with two-stage repair
Sabbani Krishna Murthy
doaj   +1 more source

Spacecraft Homography Pose Estimation with Single-Stage Deep Convolutional Neural Network

open access: yesSensors
Spacecraft pose estimation using computer vision has garnered increasing attention in research areas such as automation system theory, control theory, sensors and instruments, robot technology, and automation software.
Shengpeng Chen   +5 more
doaj   +1 more source

Single-Stage BAHA and Mastoid Obliteration [PDF]

open access: yesInternational Journal of Otolaryngology, 2012
A single-stage fitting of a bone-anchored hearing aid (BAHA) implant and abutment with mastoid obliteration both obviates the need for two separate procedures and utilises the BAHA soft tissue reduction in the mastoid obliteration. Such a procedure has good outcomes in terms of osseointegration and achieving a dry ear.
Ajith George   +3 more
openaire   +2 more sources

Towards robust aero-thermodynamic predictions for re-usable single-stage to orbit vehicles

open access: yes, 2012
Re-usable single stage to orbit launch vehicles promise to reduce the cost of access to space, but their success will be particularly reliant on accurate and robust modelling of their aero-thermodynamic characteristics.
Abdul Ahmad   +7 more
core   +1 more source

Comparison between a two-stage and single-stage digesters when treating a synthetic wastewater contaminated with phenol

open access: yes, 2011
Phenol is a pollutant found in many industrial wastewaters, which diminishes biogas formation in anaerobic digesters. In this study, a two-stage (acidogenic and methanogenic) anaerobic digester (TSAD) was compared to a single stage digester (SSD), in ...
Hernandez, J. E., Edyvean, R.G.J.
core   +1 more source

Hyplane: a single-stage suborbital aerospaceplane

open access: yesCEAS Space Journal, 2023
This paper has the aim to report the status of the HYPLANE project to date. HYPLANE is a horizontal take-off and landing Mach 4.5 bizjet-size aerospaceplane conceived by Trans-Tech and University Federico II of Naples and under study within the industrial-academic ecosystem of the Campania Aerospace District (DAC).
Gennaro Russo, Claudio Voto
openaire   +2 more sources

A Single-Phase Single-Source 7-Level Inverter With Triple Voltage Boosting Gain

open access: yesIEEE Access, 2018
The cascaded H-bridge multilevel inverter (MLI) requires separate isolated dc sources to generate more than three voltage levels and to generate higher output voltage. This paper proposes a new MLI topology that requires only one dc source and is capable
Sze Sing Lee
doaj   +1 more source

Single- and Two-Stage, Closed-Tube, Point-of-Care Molecular Detection of SARS-CoV2

open access: yes, 2021
Short of a vaccine, frequent and rapid testing, preferably at home, is the most effective strategy to contain the COVID-19 pandemic. Herein, we report on single-stage and two-stage molecular diagnostic tests that can be carried out with simple or no ...
Mohamed El-Tholoth   +19 more
core   +1 more source

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