Results 51 to 60 of about 86,706 (276)

Tsirelson's Problem and Asymptotically Commuting Unitary Matrices [PDF]

open access: yes, 2013
In this note, we consider quantum correlations of bipartite systems having a slight interaction, and reinterpret Tsirelson's problem (and hence Kirchberg's and Connes's conjectures) in terms of finite-dimensional asymptotically commuting positive ...
Ozawa, Narutaka
core   +2 more sources

A Bespoke Programmable Interpenetrating Elastomer Network Composite Laryngeal Stent for Expedited Paediatric Laryngotracheal Reconstruction

open access: yesAdvanced Functional Materials, EarlyView.
A programmable interpenetrating double‐network architecture, created via 3D‐TIPS printing and resin infusion, synergistically combines thermoplastic and thermosetting elastomers to balance structural rigidity and surface softness—crucial for paediatric laryngeal stents.
Elizabeth F. Maughan   +14 more
wiley   +1 more source

ANALYSIS OF THE EFFECT OF LAYER THICKNESS ON SURFACE ROUGHNESS OF PLA PRINTED PRODUCTS USING FDM TECHNOLOGY FOR THE MANUFACTURING INDUSTRY

open access: yesScientific Journal of Mechanical Engineering Kinematika
Additive manufacturing (AM), commonly known as 3D printing, uses various methods, including Fused Deposition Modeling (FDM). This study focuses on the surface roughness performance of 3D-printed propellers using FDM with PLA material.
Nurhidayanti   +2 more
doaj   +1 more source

Temporal changes in the flexural properties of 3D-printed ABS specimens [PDF]

open access: yesFME Transactions
This study investigates the environmental aging effects on 3D-printed Acrylonitrile Butadiene Styrene (ABS) produced using Fused Deposition Modeling (FDM) and Digital Light Processing (DLP) techniques.
Danilov Ivan   +5 more
doaj   +1 more source

Direct Detection of sub-GeV Dark Matter with Semiconductor Targets

open access: yes, 2016
Dark matter in the sub-GeV mass range is a theoretically motivated but largely unexplored paradigm. Such light masses are out of reach for conventional nuclear recoil direct detection experiments, but may be detected through the small ionization signals ...
Essig, Rouven   +5 more
core   +1 more source

Robust and Reversible Thermofluorescence in Solvent‐Free Thermoplastic Polyurethane Composites

open access: yesAdvanced Functional Materials, EarlyView.
Thermofluorescent polymer composites with high‐contrast optical outputs are prepared by solvent‐free blending of indenoquinacridone dye into a thermoplastic polyurethane matrix. The temperature‐dependent fluorescence originates from aggregation–dissociation of the dye molecules, regulated by competing hydrogen bonds from the polymer matrix.
Guanghua Yu   +8 more
wiley   +1 more source

OPTIMASI MULTIRESPON PADA PROSES 3D PRINTING MATERIAL PLA DENGAN METODE TAGUCHI GREY

open access: yesRekayasa Mesin, 2022
The use of manufacturing additives or commonly known as 3D Printing is increasingly widespread. The type of additive manufacturing that is often used is FDM (Fused Deposition Modeling).
Ronaldo Febrian   +3 more
doaj   +1 more source

An efficient finite-difference scheme for computation of electron states in free-standing and core-shell quantum wires

open access: yes, 2015
The electron states in axially symmetric quantum wires are computed by means of the effective-mass Schroedinger equation, which is written in cylindrical coordinates phi, rho, and z.
Arsoski, V. V.   +3 more
core   +1 more source

Viscoelasticity‐Induced Controllable Periodic Meso‐Textures of Liquid Crystal Polymers in Additive Manufacturing

open access: yesAdvanced Functional Materials, EarlyView.
Viscoelasticity‐driven instabilities are harnessed to create tunable, periodic textures in 3D‐printed liquid crystalline polymers. This study illustrates how processing parameters control these spontaneous meso‐scale patterns. These unique structural architectures unlock new possibilities for functional devices, ranging from photonic components to ...
Miaomiao Zou   +17 more
wiley   +1 more source

Friction and wear behaviour of copper reinforced acrylonitrile butadiene styrene based polymer composite developed by fused deposition modelling process [PDF]

open access: yesFME Transactions, 2020
This paper focuses on the development of copper filled Acrylonitrile Butadiene Styrene (ABS) composites by fused deposition modelling (FDM) and to characterize its friction and wear behaviour. Twin screw extrusion technique was employed to extract copper-
Keshavamurthy R.   +5 more
doaj  

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