Results 121 to 130 of about 533,872 (301)

Tissue‐Stimulator Platform for Electrically Stimulating Pancreatic β‐Cells for Long‐Term Functional Regulation

open access: yesAdvanced Functional Materials, EarlyView.
We present a tissue‐stimulator platform for seamless electrode integration with pancreatic tissue, applying uniform electrical stimulation through optimized design with biohybrid 3D printing. Advantageous effects of electrical stimulation on β‐cell function were observed, including enhanced calcium signaling, islet morphology, and maturation.
Jihwan Kim   +7 more
wiley   +1 more source

Dynamic model of synchronous machine with magnetic equivalent circuit [PDF]

open access: yes, 2011
Práca popisuje tvorbu dynamického modelu synchrónneho generátora, s použitím náhradného magnetického ekvivalentného obvodu. Konštrukcia modelu vychádza zo znalosti geometrických rozmerov, magnetizačnej charakteristiky použitých materiálov a fyzického ...
Svetlík, Martin
core  

Furan‐Substituted Phosphine‐Oxide as an Efficient Interfacial Modifier for Wide‐Bandgap Perovskite Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
We report phosphine‐oxide interlayers for wide‐bandgap perovskite solar cells, in which tuned P = O Lewis basicity enables selective passivation of buried NiOx/perovskite interfaces and introduces interfacial dipoles that strengthen the built‐in field.
JeeHee Hong   +6 more
wiley   +1 more source

An equivalent circuit model for localized electroporation on porous substrates. [PDF]

open access: yesBiosens Bioelectron, 2022
Brooks JR   +7 more
europepmc   +1 more source

Atomic Layer Deposition in Transistors and Monolithic 3D Integration

open access: yesAdvanced Functional Materials, EarlyView.
Transistors are fundamental building blocks of modern electronics. This review summarizes recent progress in atomic layer deposition (ALD) for the synthesis of two‐dimensional (2D) metal oxides and transition‐metal dichalcogenides (TMDCs), with particular emphasis on their enabling role in monolithic three‐dimensional (M3D) integration for next ...
Yue Liu   +5 more
wiley   +1 more source

AC impedance analysis of polypyrrole thin films [PDF]

open access: yes
The AC impedance spectra of thin polypyrrole films were obtained at open circuit potentials from -0.4 to 0.4 V vs SCE. Two limiting cases are discussed for which simplified equivalent circuits are applicable.
Martin, Charles R., Penner, Reginald M.
core   +1 more source

Equivalent Circuit Model Extraction for a SAW Resonator: Below and above Room Temperature. [PDF]

open access: yesSensors (Basel), 2022
Gugliandolo G   +4 more
europepmc   +1 more source

Multi‐Functional ZnO–Te Heterojunction Devices Enabling Compact Frequency Quadrupler

open access: yesAdvanced Functional Materials, EarlyView.
Wafer‐scale ZnO–Te heterojunction devices featuring tunable double negative differential transconductance (D‐NDT) are demonstrated at ≤ 200°C. Leveraging this unique characteristic, a single‐stage frequency quadrupler is realized, achieving a 64%–75% reduction in device count.
Jae Hyeon Jun   +8 more
wiley   +1 more source

Identification of Equivalent Circuit Parameters for Proton Exchange Membrane (PEM) Electrolyzer Engineering Models

open access: yesIEEE Access
This paper addresses the problem of underestimated temperature measurements in practical proton exchange membrane (PEM) electrolyzer engineering due to heat losses by enhancing the existing second-order RC equivalent circuit model of PEM electrolyzers ...
Xinke Mao   +3 more
doaj   +1 more source

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