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Preparation of nickel-coated tungsten carbide powders by room temperature ultrasonic-assisted electroless plating

L Luo, Y Wu, J Li… - Surface and Coatings Technology, 2011 - Elsevier
In this paper Nickel (Ni)-coated tungsten carbide (WC) composite powders have been synthesized
by ultrasonic-assisted electroless plating with a simplified pretreatment at room temperature
as the conventional sensitization and activation steps have not been employed. The ...

High-speed flex-on-board assembly method using anisotropic conductive films (ACFs) combined with room temperature ultrasonic (US) bonding for high-density …

K Lee, S Oh, IJ Saarinen… - … (ECTC), 2011 IEEE …, 2011 - ieeexplore.ieee.org
Abstract In this study, a high-speed FOB assembly method using ACFs combined with room temperature
US bonding was investigated for high-density module interconnection in mobile phones. US
bonding parameters were optimized for high-speed FOB assembly using ACFs and the ...
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Ionic liquid [tbmim] Cl2/AlCl3 under ultrasonic irradiation towards synthesis of 1, 4-DHP's

BP Reddy, K Rajesh… - Arabian Journal of Chemistry, 2011 - Elsevier
... 4-DHP s A mixture of aromatic aldehyde 1 (1 mmol), ethylacecoacetate/acetylacetone 2 (2 mmol)
and ammonium acetate 3 (1 mmol), was taken in a round bottom flask mixed with
[tbmim]Cl2/AlCl3 (0.5 mmol) which was irradiated under ultrasonic waves at room temperature ...

A Convenient and Efficient Protocol for the Synthesis of Acylals Catalyzed by Brønsted Acidic Ionic Liquids under Ultrasonic Irradiation

SP Borikar… - Ultrasonics Sonochemistry, 2011 - Elsevier
... In conclusion, we have demonstrated a simple and efficient method for the synthesis
of acylals catalyzed by Br nsted acidic ionic liquid under ultrasonic irradiation at room
10 temperature. Ionic liquid acts as both solvent as well as catalyst. ...
All 2 versions

Broad-band and high-temperature ultrasonic transducer fabricated using a Pb (In1/2Nb1/2)-Pb (Mg1/3Nb2/3)-PbTiO3 single crystal/epoxy 1–3 composite

D Zhou, KF Cheung, KH Lam, Y Chen… - Review of Scientific …, 2011 - link.aip.org
... revealed that the nature of ultrahigh electromechanical coupling coefficient (0.82–0.93) and low
acoustic impedance (17–19 MRayl) of the composites can be retained within a wide temperature
range from room temperature to 185 °C. Single element ultrasonic transducer using ...
Related articles - All 4 versions

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