Results 211 to 220 of about 883,811 (388)
CONTRIBUTIONS OF RAPHAEL AND OF ALBRECHT DÜRER TO ASTRONOMY [PDF]
Edward S. Holden
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Neuron‐Inspired Biomolecular Memcapacitors Formed Using Droplet Interface Bilayer Networks
In this article, a biomolecular model neuron capable of integrating charge is proposed, evaluated, and simulated as a soft neuromorphic device. The device traps charge within microfluidic droplets using lipid membranes and voltage‐activated pores. The trapped charge produces electrowetting of the lipid interfaces, which facilitates multiple memory ...
Braydon Segars+5 more
wiley +1 more source
Inkjet Printed Multifunctional Graphene Sensors for Flexible and Wearable Electronics
The sensitivity of electrical properties of graphene to external stimuli are used to demonstrate multifunctional inkjet‐printed graphene sensors for the detection of pressure, temperature, humidity, and magnetic field. By combining the design freedom of inkjet printing with the unique properties of graphene, multifunctional devices are achieved ...
Feiran Wang+10 more
wiley +1 more source
Ag Nanowire‐Integrated MoS2/ZnO Heterojunctions for Highly Efficient Photogenerated Charge Transfer
A versatile strategy is reported for fabricating multi‐dimensional heterojunctions with significantly improved charge transfer capability. By integrating Ag nanowires with a MoS2/ZnO heterojunction, a fourfold increase in surface photovoltage is achieved, reaching 200 mV under visible light illumination.
Anh Thi Nguyen+8 more
wiley +1 more source
Layer‐By‐Layer Approach to Improve the Capacitance of Conducting Polymer Films
This work describes the synthesis and characterization of a composite material based on poly(3,4‐ethylenedioxythiophene) (PEDOT) and poly(3,4‐ethylenedioxypyrrole) (PEDOP) deposited in a layer‐by‐layer approach. Due to the developed electroactive area coming from the presence of 3D nanostructures, PEDOT/PEDOP demonstrates superior areal capacitance ...
Małgorzata Skorupa+6 more
wiley +1 more source
This work presents a unique approach for fabricating homogeneously dispersed ZnS nanoparticles within an ultra‐thin (<40 nm) polymer matrix. The uniformity of dispersion is ensured through post‐polymerization substitution of Zn2⁺‐terminated side groups in surface‐grafted PMAA brushes. Due to the homogeneous distribution of semi‐conducting nanoparticles,
Wojciech Wieczorek+6 more
wiley +1 more source
Low‐boiling Point Perfluorocarbon Nanodroplets as Dual‐Phase Dual‐Modality MR/US Contrast Agent
Low‐boiling point perfluorocarbon nanodroplets is vaporized into microbubbles using acoustic activation, establishing them as phase‐change contrast agents for ultrasound. The unique hyperCEST signatures of nanodroplets and microbubbles are demonstrated, enabling their use not only as a dual‐phase but also as a dual‐modality MR/US contrast agent ...
Christian T. McHugh+6 more
wiley +1 more source
Astronomy for Everybody A Popular Exposition of the Wonders of the Heavens
Simon Newcomb
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