Results 91 to 100 of about 40,163 (186)

Synthesis of Iron Oxide Pigment by Planetary Milling [PDF]

open access: yes, 2015
In the present work, nanostructured Fe2O3 powders was prepared by mechanical milling in high energy planetary ball mill for different milling time (0 minutes, 15 minutes, 30 minutes and 1 hour) and BPR (6:1 and 10:1).
Agarwal, Akash, Bhushan, Mani
core  

Development of Tungsten Based Alloy Through Nano Structuring [PDF]

open access: yes, 2015
Tungsten based alloys are extensively used in the defence application due to their high density and ability to withstand very high temperature. Solid state processing of pure and W based alloys is, however, a difficult task due to the high sintering ...
Behera, Saswat Kumar   +1 more
core  

Dissolution Kinetics of Milled-Silicate Rock Fertilizers in Organic Acid

open access: yesJournal of Tropical Soils, 2008
A dissolution experiment was carried out to identify the effects of milling condition on dissolution kinetics of silicate rock fertilizers. Initially ground materials (Ø < 250 μm for basalt, dolerite, gneiss, and Ø < 150 μm for K-feldspar) were further ...
Joko Priyono, Robert John Gilkes
doaj  

Study on the Scale-Up Possibility of a Combined Wet Grinding Technique Intended for Oral Administration of Meloxicam Nanosuspension

open access: yesPharmaceutics
Background/Objectives: This article reports on the scalability of a combined wet grinding technique applying planetary ball mill and ZrO2 pearls as the grinding medium. After the determination of the parameters in a laboratory scale, the tenfold scale-up
Csilla Bartos   +4 more
doaj   +1 more source

Comparison of selected submicron powder blending methods for dispersion alloys [PDF]

open access: yes
Wet and dry blending nickel-aluminum oxide submicron powders for dispersion-strengthened ...
Cremens, W. S.   +2 more
core   +1 more source

Fine Grinding by Wet Ball Mill

open access: yesJournal of the Mining Institute of Japan, 1986
Yositeru KANDA   +4 more
openaire   +2 more sources

Highly defective HKUST-1 with excellent stability and SO2 uptake: The hydrophobic armor effect of functionalized ionic liquids

open access: yesGreen Energy & Environment
Water stability is one of the most important factors restricting the practical application of metal organic frameworks (MOFs). In this work, we fabricate a highly defective HKUST-1 framework with a mixed valence of CuI/CuII by mechanical ball milling ...
Ping Liu   +4 more
doaj   +1 more source

Improved silicon nitride for advanced heat engines [PDF]

open access: yes
The results of a four year program to improve the strength and reliability of injection-molded silicon nitride are summarized. Statistically designed processing experiments were performed to identify and optimize critical processing parameters and ...
Fang, Ho T., Yeh, Harry C.
core   +1 more source

Technology for pressure-instrumented thin airfoil models [PDF]

open access: yes
A novel method of airfoil model construction was developed. This Laminated Sheet technique uses 0.8 mm thick sheets of A286 containing a network of pre-formed channels which are vacuum brazed together to form the airfoil. A 6.25 percent model of the X29A
Wigley, David A.
core   +1 more source

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