Results 131 to 140 of about 28,058 (302)

3D‐Printable, Honeycomb‐Inspired Tissue‐Like Bioelectrodes for Patient‐Specific Neural Interface

open access: yesAdvanced Materials, EarlyView.
3D printed MRI‐compatible tissue‐like neural electrodes tailored to individual gyral patterns. This honeycomb‐inspired printable gel electrode (HiPGE) employs a bioinspired architecture with soft hydrogels, engineered to match the softness of brain tissue.
Marzia Momin   +12 more
wiley   +1 more source

Peluang kerjaya lepasan politeknik bidang elektronik dan elektrik di sektor perindustrian elektronik di Daerah Batu Pahat [PDF]

open access: yes, 2002
Projek Sarjana ini bertajuk "Pe/uang keljaya /epasan politekni(bidang e/eklronik dan e/eklrik di seklorperinduslrian eleklronik di daerall Balu Pallal ".
Ibrahim, Shuhaila
core  

Polymer additive manufacturing by fused filament fabrication

open access: yes, 2023
This article describes the key stages in additive manufacturing using fused filament fabrication. It shows that heating and melting are a compromise between heat transfer from the extruder and polymer transport. Pressure drop and the force required for extrusion are reported.
openaire   +1 more source

Ammonium Salts as Curing Agents to Obtain Ionic Epoxy Resins With a Thermoplastic‐to‐Thermoset Transition

open access: yesAdvanced Materials, EarlyView.
Ionic epoxy networks are prepared using ammonium salts as hardeners, leading to a two‐stage curing process with a thermoplastic‐like intermediate. This uncommon behavior enables extrusion and fabrication of thermoplastic prepregs that can be cured into thermoset composites.
Izabela Kurowska   +10 more
wiley   +1 more source

PROTOTYPING ROBOTIC MEDICAL REHABILITATION DEVICES

open access: yesNonconventional Technologies Review, 2017
This paper will be presenting research and development stages of robotic rehabilitation devices. The focus of rehabilitation are aimed for the human hand, mainly for regaining motor functions by the aid of robotics.
Flaviu Ionut Birouas, Arnold Nilgesz
doaj  

Induction-Heated, Unrestricted-Rotation Rectangular-Slot Hot End for FFF

open access: yesJournal of Manufacturing and Materials Processing
This work presents a fused-filament fabrication (FFF) hot end that combines an unrestricted-rotation C-axis with a rectangular-slot nozzle and an induction-heated melt sleeve.
Miguel Rodríguez   +5 more
doaj   +1 more source

Freeform Manufacturing of Plant‐Based Structural Colors for Scalable Photonic and Mechanochromic Devices

open access: yesAdvanced Materials, EarlyView.
A green, freeform manufacturing approach that utilizes robust aqueous two‐phase systems to create intricate and scalable photonic structures and non‐planar mechanochromic hydrogel actuators from plant‐based hydroxypropyl cellulose. This approach broadens the structural possibilities of sustainable photonic devices and mechanochromic systems, offering ...
Xiao Song   +14 more
wiley   +1 more source

Multifunctional Bio‐Based Packaging for Perishable Foods: Structural Design, Scalable Fabrication, and Versatile Applications

open access: yesAdvanced Materials, EarlyView.
An overview of design principles and scalable fabrication strategies for multifunctional bio‐based packaging. Radiative cooling films, modified‐atmosphere films/membranes, active antimicrobial/antioxidant platforms, intelligent optical/electrochemical labels, and superhydrophobic surfaces are co‐engineered from material chemistry to mesoscale structure
Lei Zhang   +6 more
wiley   +1 more source

Accelerating 3D printing for surface wettability research [PDF]

open access: yes, 2016
The wettability of a surface is affected by its physical and chemical properties, but it can be modulated by patterning it. Researchers use many different techniques for surface patterning, each one with different trade-offs in terms of cost, flexibility,
De Coninck, Joël   +1 more
core  

4D‐Printed Spin Crossover Metamaterials with Giant Programmable Positive or Negative Thermal Expansion

open access: yesAdvanced Materials, EarlyView.
Spin crossover composite filaments are implemented for the rational design of 4D‐printed mechanical metamaterials. The obtained bi‐material structures guided by a theoretical analysis based on analytical calculations and Finite Element Analysis simulations exhibit giant programmable positive or negative deformation with coefficients of thermal ...
Adelais Trapali   +7 more
wiley   +1 more source

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