Results 51 to 60 of about 15,502 (262)

Electrically Readable Lateral Flow Assay Using Organic Transistors for Diagnostic Applications

open access: yesAdvanced Materials, EarlyView.
Electrolyte‐gated organic field‐effect transistors (EGOFETs) are integrated with lateral flow (LF) paper fluidics to create a reusable, portable, and low‐cost point‐of‐care (PoC) diagnostic test. The devices are validated for Human Immunoglobulin G detection, achieving high sensitivity (0.1 fm), selectivity, and reproducibility with rapid results in 20–
María Jesús Ortiz‐Aguayo   +4 more
wiley   +1 more source

Leaftronics: Bio‐Fractal Scaffolds From Leaf Venation for Low‐Waste Electronics

open access: yesAdvanced Materials, EarlyView.
“Leaftronics” transforms naturally evolved leaf venation into quasi‐fractal scaffolds for sustainable electronics. Polymer‐infiltrated leaf skeletons can be used to fabricate ultra‐smooth, reflow‐ and thin‐film‐compatible decomposable substrates, while making the same lignocellulose networks conducting results in flexible transparent electrodes.
Rakesh Rajendran Nair   +3 more
wiley   +1 more source

Horizontal recycling of aluminum alloys for the Tokaido Shinkansen N700S.

open access: yesNihon Kikai Gakkai ronbunshu
Aluminum alloy double skin extruded materials are used for carbody and interior materials of the Tokaido Shinkansen rolling stock. In previous rolling stock (e.g.
Jun ITO, Koji YOKOYAMA, Tadashi FUJII
doaj   +1 more source

Mechanically Assisted Magnetic Actuation in Ceramic‐Based Microscrolls for Fast and Durable Soft Robotic Systems

open access: yesAdvanced Materials, EarlyView.
Ceramic‐based V2O5/Fe3O4 hybrid films are shaped into butterfly‐proboscis‐inspired microscroll actuators. Magnetic triggering initiates unrolling, while geometry‐programmed elastic strain energy drives rapid recoil, enabling fast, reversible, durable, and load‐bearing actuation under near‐field magnetic stimulation.
Semi Kim   +5 more
wiley   +1 more source

AMERICAN LOCOMOTIVES AND ROLLING STOCK. [PDF]

open access: yesMinutes of the Proceedings of the Institution of Civil Engineers
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openaire   +2 more sources

S‐Nitrosothiols as Thiol‐Protecting Groups for Controlled Thiol‐Maleimide Crosslinking of Homogeneous Soft Hydrogels

open access: yesAdvanced Materials, EarlyView.
Rapid thiol‐maleimide addition frequently outpaces mixing, resulting in heterogeneous hydrogels. S‐nitrosothiols act as thiol‐protecting groups, allowing uniform mixing with maleimide‐functionalized polymers before gelation. Sodium thiosulfate or sodium ascorbate then regenerates thiols on demand, triggering controlled thiol‐maleimide crosslinking ...
Julian A. Serna   +7 more
wiley   +1 more source

Maintenance Appointments in Railway Rolling Stock Rescheduling [PDF]

open access: yesSSRN Electronic Journal, 2016
This paper addresses the railway rolling stock rescheduling problem, while taking maintenance appointments into account. After a disruption, the rolling stock of the disrupted passenger trains has to be rescheduled to restore a feasible rolling stock circulation. Usually, a number of train units have a scheduled maintenance appointment during the day:
Joris Camiel Wagenaar   +2 more
openaire   +2 more sources

Electroactive 3D Porous Graphene Foam Impedimetric Biosensor for Ultrasensitive Detection of MCF‐7‐Cells‐Derived Extracellular Vesicles in Human Serum

open access: yesAdvanced Materials Technologies, EarlyView.
A label‐free impedimetric biosensor based on electroactive 3D porous graphene foam enables ultrasensitive and selective detection of CD81 protein and MCF‐7 cell‐derived extracellular vesicles in human serum. Detection limits of 0.048 fg/mL for CD81 and ∼24 EVs/mL are achieved, demonstrating a robust platform for selective, label‐free, and ...
Michael Robert Furness   +11 more
wiley   +1 more source

Low cycle fatigue analysis of welded joints considering material cycling behavior

open access: yesAdvances in Mechanical Engineering
In order to describe the local cyclic behavior of welds during low cycle fatigue of welded structures, so as to effectively assess the low cycle fatigue of structures, a structural strain numerical method is proposed.
Shaocong Shi   +4 more
doaj   +1 more source

A Dynamic Design Methodology for Large-Scale Complex Nonlinear Systems Based on Orthogonal Decomposition Technique

open access: yesShock and Vibration, 2023
HSRS is taken as a typical research case of large-scale complex nonlinear systems, and the re-innovation of associated imported technologies needs to be combined with the particularities of Chinese HSR practices, seeking a more suitable dynamic design ...
Qi-Bin Wang   +5 more
doaj   +1 more source

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