Results 91 to 100 of about 36,975 (307)

Enhanced Resistive Switching Uniformity in Tantalum Oxide Memristor Devices via Copper Implantation

open access: yesAdvanced Electronic Materials, EarlyView.
Metal oxide memristor devices typically suffer from uncontrolled forming processes and limited resistive switching uniformity due to the stochastic formation of an oxygen vacancy filament. Improved resistive switching uniformity in Ta2O5 memristor is developed by Cu implantation in the switching oxide.
Shaochuan Chen, Ilia Valov
wiley   +1 more source

Quantum theory of Bloch oscillations in a resistively shunted transmon

open access: yesNature Communications
A transmon qubit embedded in a high-impedance environment acts in a way dual to a conventional Josephson junction. In analogy to the AC Josephson effect, biasing of the transmon by a direct current leads to the oscillations of voltage across it. These oscillations are known as the Bloch oscillations.
Vladislav D. Kurilovich   +2 more
openaire   +4 more sources

Alcohol‐Adduct Mediated Precursor Stabilization Strategies for Conformal SnO2 Layers in Highly Efficient and Stable Perovskite Solar Modules

open access: yesAdvanced Energy Materials, EarlyView.
An alcohol‐adduct‐mediated strategy is employed to stabilize tin isopropoxide for the formation of a homogeneous double electron transport layer (ETL) incorporating SnO2 nanoparticles (NPs). This double‐ETL exhibits improved optical and charge‐transport properties due to reduced defect density and better energy level alignment, resulting in high ...
You‐Hyun Seo   +10 more
wiley   +1 more source

Synthetic Surface Design of Transparent Electrodes for Enhanced Molecular Contact in Perovskite Solar Cells

open access: yesAdvanced Energy Materials, EarlyView.
A simple solution‐based ITO surface treatment unlocks the full potential of phosphonic‐acid SAMs by balancing surface hydroxylation, conductivity, and homogeneity. Moderately hydroxylated interfaces yield uniform, electronically favourable contacts, enhancing charge extraction, stability, and thermal‐cycling resilience, with broad applicability across ...
Rik Hooijer   +18 more
wiley   +1 more source

A comparative analysis of the one, two and three - diode photovoltaic (PV) models

open access: yesSolar Compass
This study presents a comparative analysis of the one, two and three – diode mathematical models of photovoltaic (PV) cells. It is shown that for an n-diode (n > 1) PV cell model, the open circuit voltage and maximum power decreases by n % when compared ...
Kelvin Nkalo Ukoima
doaj   +1 more source

Organic Photoelectrochemical Cells Beyond Performance: Interface and Catalyst Engineering for Durability

open access: yesAdvanced Energy Materials, EarlyView.
Organic photoelectrochemical cells based on π‐conjugated semiconductors offer a versatile platform for solar fuel generation. This review outlines operating principles, device architectures, and key metrics, and highlights advances in p‐ and n‐type photoelectrodes, interfacial engineering, and catalyst integration.
Jaehyeong Kim   +8 more
wiley   +1 more source

Analysis of Codman microcerebrospinal fluid shunt [PDF]

open access: yes, 2018
Introduction: Ventriculo-peritoneal cerebrospinal fluid (CSF) shunt is the most common method of treating pediatric hydrocephalus. The Codman microadjustable valve (CMAV) is a CSF shunt constructed for children.
Anders Eklund   +10 more
core   +1 more source

Successful treatment of C. auris shunt infection with intraventricular caspofungin

open access: yesMedical Mycology Case Reports, 2018
C. auris is an emerging fungal pathogen with high prevalence of resistance to current antifungal agents. Central nervous system infection with C. auris has been infrequently described.
Tanu Singhal   +4 more
doaj   +1 more source

The Function of Shunt and Series Resistance in Lightning Arresters [PDF]

open access: yesTransactions of the American Institute of Electrical Engineers, 1902
n ...
openaire   +2 more sources

Electrostatic Actuation Induces Competing Adhesion and Vibration Regimes at Fingertip Contact

open access: yesAdvanced Intelligent Systems, EarlyView.
Electric fields modulate fingertip–surface contact to create artificial touch sensations. The mechanisms underlying electrostatic friction, however, remain unclear. Direct imaging and friction measurements under oscillating electric fields showed that adhesion dominates at high frequencies, while vibration contributes substantially at the lower ...
Celal Umut Kenanoglu   +2 more
wiley   +1 more source

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