Articles with "power efficiency" as a keyword



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Ultrahigh-Efficiency Green PHOLEDs with a Voltage under 3 V and a Power Efficiency of Nearly 110 lm W-1 at Luminance of 10 000 cd m-2.

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Published in 2017 at "Advanced materials"

DOI: 10.1002/adma.201702847

Abstract: Maintaining high power efficiency (PE) under high brightness is still a pressing problem for the practical application of organic light-emitting diodes (OLEDs). Here, ultrahigh-efficiency green phosphorescent OLEDs (PHOLEDs) with a record-low voltage at luminance above… read more here.

Keywords: voltage; efficiency green; ultrahigh efficiency; power efficiency ... See more keywords
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Single-stage multipath class-AB bulk-driven OTA with enhanced power efficiency

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Published in 2019 at "AEU - International Journal of Electronics and Communications"

DOI: 10.1016/j.aeue.2019.05.011

Abstract: Abstract A single-stage multipath class-AB bulk-driven operational transconductance amplifier working in weak inversion region with enhanced power efficiency is presented in this paper. The proposed bulk-driven amplifier makes use of four signal path to conduct… read more here.

Keywords: bulk driven; power efficiency; bulk; class ... See more keywords
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Mutation particle swarm optimization (M-PSO) of a thermoelectric generator in a multi-variable space

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Published in 2020 at "Energy Conversion and Management"

DOI: 10.1016/j.enconman.2020.113387

Abstract: Abstract With the recent development of thermoelectric materials, thermoelectric generators (TEGs) have become a technology with a huge potential in the energy recovery field. A TEG module consisted of 199 cascade couples was analyzed by… read more here.

Keywords: optimization; efficiency; output power; power efficiency ... See more keywords
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Comparative study on power efficiency of China's provincial steel industry and its influencing factors

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Published in 2019 at "Energy"

DOI: 10.1016/j.energy.2019.03.144

Abstract: Abstract In China, power consumption in the steel industry accounts for about 9% of the whole society's power consumption. There is a big gap between the power efficiency of China's steel industry and the world's… read more here.

Keywords: power; steel industry; power efficiency;
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Increasing the power efficiency of rotors at transitional Reynolds numbers with synthetic jet actuators

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Published in 2019 at "Experimental Thermal and Fluid Science"

DOI: 10.1016/j.expthermflusci.2019.04.012

Abstract: Abstract Increasing the power efficiency of rotating energy systems such as wind turbines and gas turbine rotors is critical to deriving more energy from wind or fossil fuels. In this experimental study, thrust-power and laser… read more here.

Keywords: rotor; power efficiency; increasing power; power ... See more keywords
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Inverted with power efficiency over 220 lm W–1

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Published in 2021 at "Nano Energy"

DOI: 10.1016/j.nanoen.2020.105660

Abstract: Abstract The white organic light-emitting diodes (WOLEDs) have great potential in the fields of solid-state lighting. Continued efforts have been made to catch up with the power efficiency (PE) of inorganic light-emitting diodes. Apart from… read more here.

Keywords: power efficiency; efficiency 220; inverted power; structure ... See more keywords
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Thermodynamic Analysis and Optimization of an Oxyfuel Fluidized Bed Combustion Power Plant for CO2 Capture

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Published in 2018 at "Industrial & Engineering Chemistry Research"

DOI: 10.1021/acs.iecr.8b01498

Abstract: In this paper, a 600 MW supercritical oxyfuel fluidized bed combustion power plant is integrated with an air separation unit (ASU) and a flue gas compression and purification unit (CPU). The plant performance is investigated,… read more here.

Keywords: plant; net power; combustion; power efficiency ... See more keywords
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Physical Insights into Vacancy-Based Memtransistors: Toward Power Efficiency, Reliable Operation, and Scalability.

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Published in 2022 at "ACS nano"

DOI: 10.1021/acsnano.2c04504

Abstract: Memtransistors that combine the properties of transistor and memristor hold significant promise for in-memory computing. While superior data storage capability is achieved in memtransistors through gate voltage-induced conductance modulation, the lateral device configuration would not… read more here.

Keywords: power efficiency; physics; power; vacancy ... See more keywords
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Throughput and Power Efficiency Analysis Considering Traffic Loads in FFR with Movable Boundary

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Published in 2019 at "IETE Journal of Research"

DOI: 10.1080/03772063.2017.1419078

Abstract: ABSTRACT In Fractional frequency reuse (FFR) technique, the available physical resource blocks are reused among different cells in a manner that co-channel interference and/or inter-cell interference effect is reduced. However, when the resources are highly… read more here.

Keywords: throughput power; analysis considering; power; power efficiency ... See more keywords
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Improved thermoelectric power efficiency trade-off via anti-reflection enabled resonant tunneling molecular wire

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Published in 2018 at "Integrated Ferroelectrics"

DOI: 10.1080/10584587.2018.1514863

Abstract: Abstract In this work, an improved thermoelectric (TE) generator is designed by embedding a single-mode resonant tunnelling nanowire within an electronic anti-reflecting cavity (ARC) to utilise the band-pass nature of transmission. It is theoretically demonstrated… read more here.

Keywords: improved thermoelectric; power efficiency; power; efficiency trade ... See more keywords
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Superconducting Terahertz Sources with 12% Power Efficiency

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Published in 2021 at "Physical Review Applied"

DOI: 10.1103/physrevapplied.16.l061001

Abstract: Low power efficiency is one of the main problems of THz sources, colloquially known as “the THz gap”. In this work we present prototypes of THz devices based on whisker-crystals of a hightemperature superconductor Bi2Sr2CaCu2O8+δ… read more here.

Keywords: power efficiency; sources power; power; terahertz sources ... See more keywords