Results 131 to 140 of about 40,866 (303)
Omnipolar Magnetic Field Detection by Superlattice‐Based Hall Sensor
Magnetic‐field‐induced electronic switching is demonstrated in unit‐cell‐engineered La0.7Sr0.3MnO3–BiFeO3 superlattices. Distinct substrate terminations modify magnetic and transport properties. Hall resistance measurements show omnipolar, hysteretic anomalous Hall switching above the Curie temperature, arising from Fe─Mn interfacial exchange, enabling
Mark Huijben +6 more
wiley +1 more source
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
A new type formulation of rough set theory can be developed on a binary relation by association on the elements of a universe of finite set of objects with the elements of another universe of finite set of properties..
Mohanty, Debadutta
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Methodology of Data Mining - Utilization of Ruduct and Indentification of Decision Rule - [PDF]
This paper proposes a new data mining methodology of reasoning for sorting new cases by using past cases or data based on rough set theory. Rough set theory is a mathematical framework to treat uncertainty. Our methodology consists of two parts. At first
Kijima, Kyoichi, Niwano, Kaede
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Polymer Interface Enables Reversible Quasi‐Solid Sulfur Conversion in Sodium‐Sulfur Batteries
The polymer interface enables a stable quasi‐solid sulfur conversion pathway in room‐temperature Na─S batteries. The coating regulates Na+ transport, stabilizes the cathode–electrolyte interphase, and accommodates mechanical stress, suppressing electrolyte decomposition and sulfur migration, thereby improving reaction uniformity, reducing polarization,
Reza Andaveh +12 more
wiley +1 more source
A bilayer “Anchor‐and‐Seal” passivation strategy using EDAI2 and 4MeO‐PEAI effectively mitigates surface defects in vacuum‐processed perovskite films through synergistic hydrogen bonding and Lewis base coordination. This approach optimizes interfacial energy alignment and suppresses non‐radiative recombination, enabling vacuum‐deposited p‐i‐n ...
Mohammadhossein Kohan +4 more
wiley +1 more source
When hydrated zinc ions are deposited onto Cu substrates at practical current densities, the modified Cu enables simultaneously compact zinc growth and suppressed hydrogen evolution. This regulatory effect originates from the superior adsorption of the modified Cu interface, which enhances zincophilicity and the hydrogen desorption barrier, thereby ...
Zhe Zhu +8 more
wiley +1 more source
Customer churn classification in telecommunication company using rough set theory [PDF]
Churn is perceived as the behaviour of a customer to leave or to terminate a service. This behaviour causes the loss of profit to companies because acquiring new customer incurred high investment for advertisements and promotions compared to retaining ...
Nur Syafiqah, Mohd Nafis
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We investigate how side‐chain chemistry and hydrogen bonding affect electrochemical doping in poly(propylenedioxythiophene) polymers. Replacing oligoether side chains with hydroxyl or carboxylic acid groups nearly triples electrochemical conductivity.
Joshua M. Rinehart +5 more
wiley +1 more source
Rough set theory using similarity of objects described by ontology
Rough set theory was proposed by Pawlak Z. and is well used in the area of data mining. The main role of rough set theory is to extract important sets of attributes and decision rules based on the knowledge about objects.
Inukai, Yusei +3 more
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