Results 71 to 80 of about 19,047,843 (335)

EFEKTIVITAS PEMUTUSAN MULTIWALLED CARBON NANOTUBES (MWNT) DENGAN MENGGUNAKAN HIGH ENERGY MILLING DAN CONVENTIONAL BALL MILLING

open access: yes, 2013
The cutting efficiency of MWNTs was compared systematically between conventional ball milling and high-energy milling. The efficiency of both processes was evaluated in term of dispersion properties, aggregates size evolution, and degree of crystallinity.
Darsono, Nono; LIPI
core   +1 more source

Covalent Functionalization of 2D Semiconductors: A Roadmap to Advanced Electronic Devices

open access: yesAdvanced Functional Materials, EarlyView.
This Review presents recent advances in the covalent functionalization strategies for two‐dimensional semiconductors and their implementation in modern technologies. Layered materials are modified through diverse molecular chemistries (e.g., thiols, diazonium salts, alkyl halides, and electron‐deficient species) to tailor their surface properties ...
Ramiro Quirós‐Ovies   +2 more
wiley   +1 more source

Effect of Milling Time Parameter on the Microstructure and the Thermoelectric Properties of n-Type BI2TE2.7SE0.3 Alloys [PDF]

open access: yesArchives of Metallurgy and Materials, 2019
Nanostructured thermoelectric materials receiving great attention for its high thermoelectric performance. In this research, nanostructured n-type Bi2Te2.7Se0.3 alloys have prepared using high energy ball milling and followed by spark plasma sintering ...
P. Sharief   +5 more
doaj   +1 more source

Room temperature hydrogen absorption by Mg and Mg TiFe nanocomposites processed by high-energy ball milling

open access: yesInternational journal of hydrogen energy, 2018
Mg - 40 wt % TiFe nanocomposite was prepared by high-energy ball milling, HEBM, aiming improved hydrogen absorption at room temperature (RT). Four processing routes were chosen to separately investigate the effects of TiFe addition, HEBM processing and ...
R. A. Silva   +6 more
semanticscholar   +1 more source

Beyond Presumptions: Toward Mechanistic Clarity in Metal‐Free Carbon Catalysts for Electrochemical H2O2 Production via Data Science

open access: yesAdvanced Materials, EarlyView.
Metal‐free carbon catalysts enable the sustainable synthesis of hydrogen peroxide via two‐electron oxygen reduction; however, active site complexity continues to hinder reliable interpretation. This review critiques correlation‐based approaches and highlights the importance of orthogonal experimental designs, standardized catalyst passports ...
Dayu Zhu   +3 more
wiley   +1 more source

Shortened double-walled carbon nanotubes by high-energy ball milling

open access: yes, 2007
Despite significant scientific interest, there are currently no widely accepted methods for the production or shortening of CNT that offer fine control over CNT length distribution.
Martin, D.J.   +4 more
core   +1 more source

Rietveld refinement of powder X-ray diffraction, microstructural and mechanical studies of magnesium matrix composites processed by high energy ball milling

open access: yesJournal of Magnesium and Alloys, 2018
This research reports the processing of magnesium matrix composites reinforced with silicon carbide (SiC) and aluminium oxide (Al2O3) using powder metallurgy technique through high energy milling.
T. Ramkumar   +5 more
semanticscholar   +1 more source

Pulsed Laser‐Assisted Phase Engineering of Multimetallic Colloidal Nanocrystals With Complex Compositions

open access: yesAdvanced Materials, EarlyView.
The engineering of colloidal nanocrystals with complex compositions has emerged as a highly active area of research within nanomaterials science. This review covers key aspects of colloidal solid‐solution nanocrystal formation using pulsed laser irradiation.
Marina T. Candela   +4 more
wiley   +1 more source

Sample preparation for nanoanalytical electron microscopy using the FIB lift-out method and low energy ion milling [PDF]

open access: yes, 2006
Thinning specimens to electron transparency for electron microscopy analysis can be done by conventional (2 - 4 kV) argon ion milling or focused ion beam (FIB) lift-out techniques.
Smith, W.   +6 more
core   +1 more source

Recycling Chips of Stainless Steel Using a Full Factorial Design

open access: yesMetals, 2019
The aim of this study was to provide an experimental investigation on the novel method for recycling chips of duplex stainless steel, with the addition of vanadium carbide, in order to produce metal/carbide composites from a high-energy mechanical ...
Claudiney Mendonça   +8 more
doaj   +1 more source

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