Results 171 to 180 of about 20,397,556 (300)

Ultrasonic Glued Wood Finger-jointed Panel Quality Inspection System with Barker Code Pulse Excitation

open access: yesBioResources
Glued wood finger-jointed panels are widely employed due to their efficient use of wood resources and the enhancement of product quality. To address defects in the quality inspection of these panels, a set of ultrasonic glued laminated wood finger-joined
Jie Chen   +6 more
doaj  

Laser‐Induced Local De‐Doping in Organic Semiconductors

open access: yesAdvanced Materials Technologies, EarlyView.
The polymer PBTTT‐C14 doped with the small molecule acceptor F4TCNQ is considered as a benchmark material system. Mask‐free, microscale patterning of the doping level via laser‐induced heating and sublimation of dopant molecules is shown. Controlling laser irradiance and swath spacing allows dopant level control with laser‐limited resolution, opening ...
Christian Rainer   +5 more
wiley   +1 more source

Programmable Crack Networks for Wide‐Range and Reversible Strain Sensing in Vertically Oriented van der Waals Molybdenum Disulfide Thin Films

open access: yesAdvanced Materials Technologies, EarlyView.
Vertically oriented van der Waals MoS2 thin films enable a mechanically programmable crack network for strain sensing. The initial mechanical programming protocol establishes a programmed crack configuration along weak interlayer and interdomain interfaces.
Yinli Wang, Hiroyuki Hirakata
wiley   +1 more source

Rock carving depth reflects carvers' geological insight. [PDF]

open access: yesPLoS One
Liebl C   +6 more
europepmc   +1 more source

Hierarchically Wrinkled Silver Ink as a Platform for Fully Integrated Stretchable Electronic Systems

open access: yesAdvanced Materials Technologies, EarlyView.
Silver Hierarchical Responsive ink (SHRink), a universal approach for the fabrication of highly stretchable interconnects, wirings, and skin‐interfaced electrodes, is realized through low‐cost, scalable spray‐printing and transfer‐printing. The SHRink demonstrates high electrical conductivity (1.2E04 S cm−1) and large stretchability (235% max fracture ...
Junye Li   +11 more
wiley   +1 more source

A study on the inclusion sizing using immersion ultrasonic C-scan imaging

open access: yesJournal of Physics: Conference Series, 2017
D Chen, H F Xiao, M Li, J W Xu
openaire   +1 more source

Programming Actuation in 3D‐Printed Micro‐Architectures via Interfacial Adhesion Control

open access: yesAdvanced Materials Technologies, EarlyView.
A two‐phase meniscus‐guided 3D printing method directly fabricates microscale poly(3,4‐ethylenedioxythiophene) polystyrene sulfonate (PEDOT:PSS) and poly(vinyl alcohol) (PVA) bilayers with in situ programmable interfaces. Modulating the meniscus stretching speed switches the interface between separated and bonded states, which controls the mechanical ...
Xiao Huan   +13 more
wiley   +1 more source

High-Resolution Imaging via UHF-US-Based 3D Reconstruction in a 3D In Vivo Tumor Model. [PDF]

open access: yesInt J Biomed Imaging
Ettner-Sitter A   +15 more
europepmc   +1 more source

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