Results 81 to 90 of about 110,116 (295)

A Review of Nanostructure Coating Techniques to Achieve High-Precision Optical Fiber Sensing Applications

open access: yesNanomanufacturing
Optical fiber sensors have emerged as a critical sensing technology across various fields due to their advantages, including high potential bandwidth, electrical isolation that is safe for utilization in electrically hazardous environments, high ...
Sooping Kok   +3 more
doaj   +1 more source

Microstructural Evolution and Mechanical Properties of a Medium‐Manganese Steel Manufactured by Laser‐Based Powder Bed Fusion of Metals

open access: yesAdvanced Engineering Materials, EarlyView.
Fe–12Mn–0.2C medium‐manganese steel is processed by laser‐based powder bed fusion of metals using blended as well as pre‐alloyed powder. Various scanning speeds are used to determine the influence of energy deposition rate on microstructure and mechanical properties.
Leoni Hübner   +4 more
wiley   +1 more source

Enhancing the Fluorescence and Antimicrobial Performance of Carbon Dots via Hypochlorite Treatment

open access: yesNanomaterials
This paper presents a simple, post-synthesis treatment of carbon dots (C-dots) that relies on the oxidizing activity of sodium hypochlorite to induce surface oxidation, etching and pronounced structural rearrangements. The thus treated C-dots (ox-C-dots)
Spyridon Gavalas   +3 more
doaj   +1 more source

Direct Natural and Artificial Aging of Aluminum Alloy AlSi10Mg After Laser Powder‐Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Laser powder‐bed fusion of metals aluminum alloy AlSi10Mg has been directly aged. Artificial aging after natural aging is considered. The hardening potential is high for the top part of the samples as well as after short natural aging. The hardening potential is substantially reduced for the bottom part of the samples, as well as after natural aging of
Rabea Steuer   +6 more
wiley   +1 more source

ETCHING

open access: yes
The article examines etching as a unique technique of graphic art, its historical development, technical features and place in the context of world artistic culture. The influence of technological changes on the evolution of etching and its application in various historical eras is analyzed.
openaire   +1 more source

Facile Synthesis of CuxS Electrocatalysts for CO2 Conversion into Formate and Study of Relations Between Cu and S with the Selectivity

open access: yesAdvanced Functional Materials, EarlyView.
Copper sulfide based electrocatalysts for CO2 conversion are selective for production of formate as major product. Transformations under electrochemical conditions result in significant sulfur loss, and this study examines the nature of how persistent, residual sulfur (observed as surface SO42– species and S dissolved in the electrolyte) can sustain ...
Sasho Stojkovikj   +8 more
wiley   +1 more source

Hydrogel‐Based Photothermal‐Catalytic Membrane for Efficient Cogeneration of Freshwater and Hydrogen in Membrane Distillation System

open access: yesAdvanced Functional Materials, EarlyView.
This work presents an overview of the PTC‐VMD system for water‐hydrogen co‐generation. a) Illustration of the hydrogel‐based PTC membrane and the co‐generation of water and hydrogen. b) Structure of the PTC‐VMD system and the functions of each component layer.
Jiawei Sun   +7 more
wiley   +1 more source

Experiments and traditions in Ukrainian contemporary printmaking

open access: yesJournal of Graphic Engineering and Design
The article covers the phenomenon of synthesis of traditions and innovations in contemporary Ukrainian printmaking. The trends of today's art of circulation graphic arts in Ukraine, novelty, tools of artists of the new generation are considered.
Julia Romanenkova   +3 more
doaj   +1 more source

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