Results 111 to 120 of about 15,449 (275)

Effects of Powder Reuse on The Mechanical Properties of Electron Beam Additively Manufactured Ti-6Al-4V [PDF]

open access: yes, 2019
Thesis (Master's)--University of Washington, 2019Metal Additive Manufacturing (AM) shows incredible promise for small batch, highly customizable part production.
Schur, Reid
core   +1 more source

Lead Halide Perovskite Photoelectrocatalysis

open access: yesAdvanced Materials, EarlyView.
Lead halide perovskite semiconductors have emerged as highly promising materials for solar fuel and chemical synthesis. This perspective discusses advances made in the rational photoelectrode design to improve solar‐to‐chemical conversion, product scope, and scalability.
Virgil Andrei
wiley   +1 more source

Coffee powder reused as a composite material

open access: yes, 2016
With the technological and industrial development, many products have toxicity problems and the rate of using new raw materials is unsustainable. The markets have been undergoing changes and manufacturing materials tend to be affordable, but they still have problems related with pollution and ecological concerns.
Bárbara Rangel   +2 more
openaire   +2 more sources

Ratiometric Mycotoxin Detection in Living Plants With Dual‐Emissive Nanosensors

open access: yesAdvanced Materials, EarlyView.
A minimally invasive microneedle patch integrates carbon dot‐embedded metal–organic frameworks as nanosensors to detect a key fungal toxin in living plants. The nanosensor produces a ratiometric fluorescence signal that enables early, non‐destructive diagnosis of fungal infection before visible symptoms, offering a new biomaterials‐based strategy for ...
Yuliang Li   +9 more
wiley   +1 more source

Standards and their practical use in powder handling procedures and reuse in industrial laser-based powder bed fusion of metals [PDF]

open access: yes
Additive manufacturing is a process of making objects to make parts from 3D-model data, usually layer upon layer, as conversely to conventional manufacturing methods.
Lehtihuhta, Erkka
core  

Interfacial Acid Sites‐Mediated ZnO‐Based Electrocatalysts for Sustainable Dual‐Pathway H2O2 Production and Rechargeable Zn‐H2O2 Electrochemical Cell

open access: yesAdvanced Materials, EarlyView.
In this work, a synergistic strategy introduces interfacial acid sites, oxygen vacancies, and built‐in electric field into ZnSe/ZnO heterojunction to optimize its electronic structure and electrode micro‐environment. This overcomes sluggish oxygen reduction reaction kinetics and low H2O2 selectivity, achieving record H2O2 productivity (754.4 M gcat−1 ...
Lijun Yang   +8 more
wiley   +1 more source

FMEA-TRIZ Analysis of Reused Ti6Al4V Powder in SLM

open access: yesProcedia CIRP
Selective laser melting (SLM) allows powder reuse in consecutive cycles, a cost-effective and sustainable practice. However, repeated reuse can degrade powder quality, impacting the final product’s mechanical properties. This study presents a methodology combining Failure Mode and Effect Analysis (FMEA) with the Theory of Inventive Problem Solving ...
Ordek, Baris   +2 more
openaire   +2 more sources

Sonoenzymatically Triggered Cascading Degradation of Bioresorbable Materials for On‐Demand Transient Triboelectric Implants

open access: yesAdvanced Materials, EarlyView.
Our SEA strategy provides an efficient and biosafe approach for the on‐demand removal of implanted bioresorbable materials through cascading degradation that couples ultrasound‐triggered rapid mechanical disintegration with subsequent enzymatic degradation.
Jinsong Kim   +9 more
wiley   +1 more source

Investigation on Reusability of Plasma-atomized Aluminum Powder during L-PBF [PDF]

open access: yes
908915Plasma-atomized AlSi10Mg powder was processed using L-PBF technology up to fifteen build cycles. Starting with virgin material the powder was successive processed and exposed to the AM process.
Lindecke, Peter Nils Johannes   +3 more
core   +1 more source

Field‐Programmed Anisotropy in Magneto‐Piezoelectric Composites for Material‐Encoded Mechanoperception

open access: yesAdvanced Materials, EarlyView.
Field‐programmed anisotropy imparts material‐level intelligence to soft composites. Magnetic torque dynamics drive magneto‐piezoelectric nanowires from random dispersion into deterministic axial alignment. The resulting hierarchical percolation networks confine electromechanical coupling to specific axes and intrinsically decouple superposed force ...
Yubin Kim   +9 more
wiley   +1 more source

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