Results 41 to 50 of about 6,498 (311)

10Gbit/s bias-free and error-free all-optical NRZ-OOK to RZ-OOK format conversion using a III-V-on-silicon microdisk resonator [PDF]

open access: yes, 2012
C
Fedeli, Jean-Marc   +8 more
core   +1 more source

Compact, low power and low threshold electrically pumped micro disc lasers for 20Gb/s non return to zero all optical wavelength conversion [PDF]

open access: yes, 2010
\u3cp\u3eUsing a 7.5μm wide InP Micro-Disc-Laser, with a very low ∼100μA threshold current, heterogeneously integrated on top of Silicon on Insulator substrate, all optical NRZ wavelength conversion at speeds up to 20Gb/s is demonstrated.\u3c/p ...
de Vries, T   +8 more
core   +1 more source

Assessment of the free-piston Stirling convertor as a long life power convertor for space [PDF]

open access: yesCollection of Technical Papers. 35th Intersociety Energy Conversion Engineering Conference and Exhibit (IECEC) (Cat. No.00CH37022), 2000
There is currently a renewed interest in the use of free-piston Stirling power convertors for space power applications. More specifically, the Stirling convertor is being developed to be part of the Stirling Radioisotope Power System to supply electric power to spacecraft for NASA deep space science missions. The current development effort involves the
openaire   +1 more source

Subtype‐specific enhancer RNAs define transcriptional regulators and prognosis in breast cancers

open access: yesMolecular Oncology, EarlyView.
This study employed machine learning methodologies to perform the subtype‐specific classification of RNA‐seq data sets, which are mapped on enhancers from TCGA‐derived breast cancer patients. Their integration with gene expression (referred to as ProxCReAM eRNAs) and chromatin accessibility profiles has the potential to identify lineage‐specific and ...
Aamena Y. Patel   +6 more
wiley   +1 more source

Soft‐Switched Non‐Isolated Double‐Input High Step‐Up Converter With Low Input Current Ripple

open access: yesIET Power Electronics
This paper proposed a novel high step‐up converter with a dual‐input, single‐output DC–DC converter configuration. The design achieves a high conversion ratio while reducing voltage stress on switching devices and enhancing overall efficiency. The design
Hayder Ameer Hasan Al‐Ameedee   +3 more
doaj   +1 more source

Network divergence analysis identifies adaptive gene modules and two orthogonal vulnerability axes in pancreatic cancer

open access: yesMolecular Oncology, EarlyView.
Tumors contain diverse cellular states whose behavior is shaped by context‐dependent gene coordination. By comparing gene–gene relationships across biological contexts, we identify adaptive transcriptional modules that reorganize into distinct vulnerability axes.
Brian Nelson   +9 more
wiley   +1 more source

Design and implementation of a full analogue gate driver for current compensation of paralleled SiC‐MOSFETs

open access: yesIET Power Electronics
Silicon carbide MOSFETs have current ratings that are not sufficiently high to be used in high‐power converters. It is necessary to connect several MOSFETs in parallel in order to increase current capabilities.
Adel Rezaeian   +2 more
doaj   +1 more source

Pre‐analytical optimization of cell‐free DNA and extracellular vesicle‐derived DNA for mutation detection in liquid biopsies

open access: yesMolecular Oncology, EarlyView.
Pre‐analytical handling critically determines liquid biopsy performance. This study defines practical best‐practice conditions for cell‐free DNA (cfDNA) and extracellular vesicle–derived DNA (evDNA), showing how processing time, storage conditions, tube type, and plasma input volume affect DNA integrity and mutation detection.
Jonas Dohmen   +11 more
wiley   +1 more source

A reduced‐switch‐count two‐phase interleaved switch‐control‐capacitor LLC converter with accurate current balancing

open access: yesIET Power Electronics
In this paper, a reduced‐switch‐count two‐phase interleaved LLC converter with precise current balancing is proposed by using switching‐control‐capacitor (SCC) technology.
Xiang Zhou   +5 more
doaj   +1 more source

An improved four‐layer capacitor voltage control strategy combined with arm current control for transformerless modular multilevel converters

open access: yesIET Power Electronics, 2023
In order to improve the performance of the transformerless modular multilevel converters (MMC) under AC and DC grid fault conditions, this paper proposes an improved four‐layer capacitor voltage control strategy combined with arm current control.
Dan Liu   +5 more
doaj   +1 more source

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