Results 1 to 10 of about 1,200,323 (302)

An Overview of Student Perceptions of Hybrid Flexible Learning at a London HEI

open access: yesJournal of Interactive Media in Education, 2023
Following implementation of a novel Hybrid flexible synchronous teaching approach, research was conducted. This looked at student views and perceptions of the approach both technically and pedagogically.
Michael Detyna, Marta Koch
doaj   +1 more source

An Inchworm and Stick-Slip Dual Mode Piezoelectric Linear Actuator for Cell Injection

open access: yesIEEE Access, 2023
Cell injection system for biomedical engineering demands that actuators have large stroke, high resolution and speed for cell positioning and injection. Single mode piezoelectric actuators could meet some of these requirements but hardly all.
Jijie Ma   +6 more
doaj   +1 more source

Dual‐mode dual‐band bandpass filter design utilising cylindrical TM‐mode cavities

open access: yesElectronics Letters, 2021
This letter presents the design of a novel dual‐mode dual‐band bandpass filter that utilises the TM210 and TM020 modes of cylindrical cavity resonators for millimetre‐wave operation when fed with standard WR‐10 waveguide ports.
Chad Bartlett, Michael Höft
doaj   +1 more source

A Novel High Voltage Gain Buck-Boost Converter with Dual Mode Boost

open access: yesMajlesi Journal of Electrical Engineering, 2022
This paper focuses on introducing a transformerless DC/DC converter with low total switching device power in dual working modes including step-up and step-up/down modes.
Mustafa Okati   +2 more
doaj   +1 more source

Dual Measurement Mode Rotational Viscometer [PDF]

open access: yes2020 IEEE International Instrumentation and Measurement Technology Conference (I2MTC), 2020
A novel dual method concept to widen the viscosity measurement range of magnetic actuation and sensing based viscometer is presented. A phase slipping detection is used for high viscosities, while fluids with low viscosities are studied by applying a step-stress and detecting early stage strain oscillations.
Fabritius, T. (Tapio)   +2 more
openaire   +2 more sources

Dual-dispersion-regime dual-comb mode-locked laser [PDF]

open access: yesOptics Letters, 2022
We report on the first, to the best of our knowledge, solid-state dual-comb mode-locked laser that simultaneously operates in different dispersion regimes. Due to the intrinsic polarization multiplexing in a birefringent Yb:Ca3NbGa3Si2O14 (Yb:CNGS) gain medium, the laser emits two cross-polarized pulse trains with a ...
Kowalczyk, Maciej   +4 more
openaire   +3 more sources

Exogenous and endogenous knowledge structures in dual-mode course deliveries

open access: yesComputers and Education Open, 2020
Learning Management Systems (LMS) have facilitated any-time any-place learning; thereby enabling educational institutions to embrace dual-mode teaching by engaging with on- and off-campus student cohorts.
Sanjay Mathrani   +2 more
doaj   +1 more source

Dual Mode Rotary Triboelectric Nanogenerator for Collecting Kinetic Energy from Bicycle Brake

open access: yesAdvanced Energy & Sustainability Research, 2021
Regenerative braking system is a promising technology for electrical vehicles, in which the excess kinetic energy can be effectively collected and utilized.
Han Zhou   +9 more
doaj   +1 more source

Dual-mode dual-band microstrip filters

open access: yes2009 European Microwave Conference (EuMC), 2009
A compact dual-band microstrip bandpass filter is proposed using dual-mode resonators. Two microstrip loop resonators, one within the other, are employed to obtain dual-mode dual-band filter responses. Each loop resonator uses two loading elements to excite dual modes.
Karpuz, Ceyhun, Görür, Adnan
openaire   +6 more sources

A dual-grating InGaAsP/InP DFB laser integrated with an SOA for THz generation [PDF]

open access: yes, 2016
We report a dual-mode semiconductor laser that has two gratings with different periods below and above the active layer. A semiconductor optical amplifier (SOA), which is integrated with the dual-mode laser, plays an important role in balancing the ...
Deng, Qiufang   +5 more
core   +1 more source

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