Results 41 to 50 of about 86,690 (301)

Linear broadband interference suppression circuit based on GaN monolithic microwave integrated circuits

open access: yesIET Circuits, Devices and Systems, 2023
This paper presents simulation and measurement results of a 2–4 GHz octave bandwidth interference suppression circuit. The circuit accomplishes the function of a tunable frequency notch through an interferometer architecture.
Megan C. Robinson   +2 more
doaj   +1 more source

Unconstrained evolution of close-to-ideal "LCR" low-pass filter [PDF]

open access: yes
The unconstrained evolution has already been applied in the past towards design of digital circuits, and extraordinary results have been obtained, including generation of more compact circuits with smaller number of electronic components.
Kalganova, T, Sapargaliyev, Y
core   +1 more source

Teaching and learning analogue electronics in undergraduate courses : preliminary findings from the ETL project [PDF]

open access: yes, 2004
This paper describes ongoing research into the teaching and learning of analogue electronics in three course units at two research-intensive universities.
Chapman, R.   +6 more
core   +1 more source

Controls and Interfaces [PDF]

open access: yes, 2016
Reliable powering of accelerator magnets requires reliable power converters and controls, able to meet the powering specifications in the long term. In this paper, some of the issues that will challenge a power converter controls engineer are discussed ...
King, Q.
core   +3 more sources

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

±0.15 V three‐stage bulk‐driven AB OTA with 36 MHzpF/µW and 55(V/µs)pF/µW small and large‐signal figures of merit

open access: yesElectronics Letters, 2023
A three‐stage rail‐to‐rail bulk‐driven class AB OTA that operates with ±0.15 V supplies and a power dissipation of 90 nW is introduced. The first two stages use resistive local common mode feedback. The OTA uses simple phase lead compensation.
Manaswini Gangineni   +6 more
doaj   +1 more source

Analogue Models for T and CPT Violation in Neutral-Meson Oscillations [PDF]

open access: yes, 2000
Analogue models for CP violation in neutral-meson systems are studied in a general framework. No-go results are obtained for models in classical mechanics that are nondissipative or that involve one-dimensional oscillators.
B. Winstein   +28 more
core   +2 more sources

Linking neurogenesis, oligodendrogenesis, and myelination defects to neurodevelopmental disruption in primary mitochondrial disorders

open access: yesFEBS Letters, EarlyView.
Mitochondrial remodeling shapes neural and glial lineage progression by matching metabolic supply with demand. Elevated OXPHOS supports differentiation and myelin formation, while myelin compaction lowers mitochondrial dependence, revealing mitochondria as key drivers of developmental energy adaptation.
Sahitya Ranjan Biswas   +3 more
wiley   +1 more source

A mixed-signal implementation of a polychronous spiking neural network with delay adaptation

open access: yesFrontiers in Neuroscience, 2014
We present a mixed-signal implementation of a re-configurable polychronous spiking neural network capable of storing and recalling spatio-temporal patterns. The proposed neural network contains one neuron array and one axon array.
Runchun Mark Wang   +3 more
doaj   +1 more source

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