Results 101 to 110 of about 1,649,558 (348)

Femtosecond Single‐ and Double‐Pulse Fabrication of Periodic Nanostructures on Stainless Steel for Surface‐Enhanced Raman Spectroscopy

open access: yesAdvanced Engineering Materials, EarlyView.
Periodic submicron features are fabricated on 304 stainless steel using single and double femtosecond laser pulses. By adjusting polarization, fluence, and inter‐pulse delay, 1D and 2D nanostructures are formed. Enhanced hydrophobicity and dense surface‐enhanced Raman spectroscopy hotspots enable analyte detection down to 10−10 M with good ...
Balaji Baskar   +3 more
wiley   +1 more source

Key SDG7 Factors Shaping the Future of Clean Coal Technologies: Analysis of Trends and Prospects in Poland

open access: yesEnergies
This article presents the results of an analysis aimed at verifying the relationship between the implementation of SDG Goal 7 and the use of clean coal technologies in Poland.
Aurelia Rybak   +3 more
doaj   +1 more source

Design of a DC-AC Link Converter for 500W Residential Wind Generator

open access: yesJournal of Mechatronics, Electrical Power, and Vehicular Technology, 2012
As one of alternative sources of renewable energy, wind energy has an excellence prospect in Indonesia, particularly in coastal and hilly areas which have potential wind to generate electricity for residential uses.
Riza Muhida   +3 more
doaj   +1 more source

Can clean energy and technology address environmental sustainability in G7 under the pre-set of human development?

open access: yesEnvironmental science and pollution research international
Climate change presents challenges for both industrialized and developing nations, primarily due to insufficient pollution control. Increased fossil fuel usage escalates pollution levels, emphasizing the need to integrate more renewable energy into the ...
Shaibu Ali   +5 more
semanticscholar   +1 more source

The fermi arc and fermi pocket in cuprates in a short-range diagonal stripe phase

open access: yes, 2012
In this paper we studied the fermi arc and the fermi pocket in cuprates in a short-range diagonal stripe phase with wave vectors $(7\pi/8, 7\pi/8)$, which reproduce with a high accuracy the positions and sizes of the fermi arc and fermi pocket and the ...
A. Bangura   +29 more
core   +1 more source

Influence of a Standard Heat Treatment on the Microstructure and Properties of Inconel X‐750 Produced by Laser Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Ni‐base superalloys produced using additive manufacturing (AM) have a different response to heat treatments when compared to their conventional counterparts. Due to such unpredictability, various alloys with industrial interest are currently overlooked in most prior AM research.
Guilherme Maziero Volpato   +6 more
wiley   +1 more source

Characteristics of successful risk management in product design [PDF]

open access: yes, 2012
The paper reports results of one of the largest empirical studies to-date on the impact of design risk management practices on product design success. Through a survey of 224 practices, 38 (in 7 categories) where found to be statistically significant for
Ben-Daya, Mohamed   +3 more
core  

Density of states "width parity" effect in d-wave superconducting quantum wires

open access: yes, 2001
We calculate the density of states (DOS) in a clean mesoscopic d-wave superconducting quantum wire, i.e. a sample of infinite length but finite width $N$.
A.A. Nersesyan   +19 more
core   +1 more source

Prospect of Making Ceramic Shell Mold by Ceramic Laser Fusion [PDF]

open access: yes, 2004
Manufacturing prototypical castings by conventional investment casting not only takes several weeks, but also is prohibitively expensive. Z Corporation in USA, EOS GmbH and IPT in Germany employ the techniques of 3DP and SLS respectively to make ...
Lin, Z. Y.   +3 more
core   +1 more source

Antimicrobial Titanium–Copper Alloys: The Role of Microstructure in Arc‐Melted Compositions

open access: yesAdvanced Engineering Materials, EarlyView.
Copper‐containing titanium alloys show promise in combating orthopedic implant infections. This study explores the influence of heat treatment on Ti‐11.5Cu and Ti‐33Cu alloys, revealing that larger Ti2Cu precipitates (≈5 μm) enhance antimicrobial efficacy through increased surface contact. Results suggest contact sterilization is the primary mechanism,
Daisy Rabbitt   +5 more
wiley   +1 more source

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