Results 121 to 130 of about 18,521 (274)

An experimental analysis of abrasive water jet engraving of Italian marbles / Analisi sperimentale del processo di marcatura su marmi italiani tramite getto d’acqua ad alta pressione con abrasivo [PDF]

open access: yes, 2009
English: This article concerns characterizing and optimizing the process of water-jet engraving on stone materials through experimental analysis. The purpose is to find possible relationships between work parameters for an abrasive water-jet and the ...
Annoni, Massimiliano   +4 more
core  

Sampling, Mobility, and Anchoring in Small‐Body Sampling Robots: A Comprehensive Review

open access: yesSmartBot, EarlyView.
Small‐body sampling robots are exploration systems that perform contact, sampling, and stable operations on microgravity bodies such as asteroids and comets. The authors review representative robot architectures and key technologies, focusing on the mechanisms, evolution, and coupling of sampling, mobility, and anchoring.
Yurui Shen   +7 more
wiley   +1 more source

Study of kerf geometry of multilayers materials in abrasive water jet cutting process

open access: yesMATEC Web of Conferences, 2017
The use of abrasive jet cutting in case of multilayers materials, shows particularities and difficulties, due to different hardness and thickness of layers.
Barabas Bogdan, Deaconescu Andrea
doaj   +1 more source

Analysis of Factors Hydroabrasive Turning of Nickel Superalloys [PDF]

open access: yes, 2014
Import 05/08/2014Bakalářská práce se zabývá soustružením abrazivním vodním paprskem. V úvodu je popsaná metodika tvorby paprsku a druh paprsku. Dále je popsán princip fungování hydroabrazivního soustružení, nastavení paprsku vzhledem k obrobku, druhy ...
Vacek, Pavel
core  

Inter‐Crystal Spacing of Implantable Polymeric Surfaces as a Key Suppressor of Microbial Adhesion.

open access: yesSmall, EarlyView.
Biofilm formation on implantable devices is addressed by controlling inter‐crystal spacing in shape memory polymers. Repeated shape recovery aligns and enlarges crystalline phases and reduces amorphous regions, enhancing bacterial repellency. Three biofilm‐forming bacteria show reduced adhesion, and a one‐year dog bile‐duct model maintains function ...
Kang Suk Lee   +5 more
wiley   +1 more source

Large‐Scale Distribution of Physical Data Using DNA‐of‐Things Technology in Newspaper Printing

open access: yesSmall, EarlyView.
DNA‐of‐things technology enables stable data storage in large‐scale newspaper printing, with successful retrieval of 37 kB of digital data from a single ink dot containing approximately 14 femtograms of DNA. ABSTRACT DNA represents a promising solution for high‐density and long‐term data storage. In this study, we explore the scalability and robustness
Francesca Granito   +4 more
wiley   +1 more source

Laying the Foundation for Digital Material Design of Porous Transport Electrodes for PEM Water Electrolysis With Multiscale Tomography

open access: yesSmall, EarlyView.
This paper presents the first multiscale identical location tomography of a porous transport electrode for PEM water electrolysis. Different tomography and modeling approaches determine the relevant structural properties ranging from micrometer‐thick fibers to nanometer‐thin binder films covering the catalyst particles.
Markus Bierling   +8 more
wiley   +1 more source

PERPENDICULARITY DEVIATION AND SURFACE ROUGHNESS IN ABRASIVE WATER JET CUTTING OF CARBON STEEL

open access: yesNonconventional Technologies Review, 2016
Abrasive water jet is cutting tool capable to cut a wide range of materials. Investigation on perpendicularity deviation and surface roughness in abrasive water jet cutting of carbon steel is proposed in this paper.
Miroslav Radovanovic, Eugen Herghelegiu
doaj  

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