Structural evolution and bonding mechanisms during ultrasonic consolidation of nanostructured powders and foils

AA Ward - 2021 - search.proquest.com
… when consolidating nanocrystalline feedstock using … that relates the ultrasonic consolidation
process variables to the … because ultrasonic vibrations can drive the nc-Cu powder into a …

Effect of intermittent ultrasonic vibration-assisted compression on the mechanical properties of Zr-based amorphous alloys

Y Lingyun, X Shenpeng, L Yan - Frontiers in Materials, 2021 - frontiersin.org
… However, when using ultrasonic vibration compression on BMG, our research team …
Ultrasonic vibration has an ultrasonic stress effect and an ultrasonic thermal effect that can …

Rejuvenation of Zr-based bulk metallic glasses by ultrasonic vibration-assisted elastic deformation

Y Lou, S Xv, Z Liu, J Ma - Materials, 2020 - mdpi.com
… -based amorphous powder to make nanocrystalline bulk materials. The amorphous powder
… generated during the ultrasonic vibration and then welded to form a bulk nanocrystalline

Ultrasonic assisted sintering using heat converted from mechanical energy

Z Liu, Y Ge, D Zhao, Y Lou, Y Liu, Y Wu, P Yu, C Yu - Metals, 2020 - mdpi.com
ultrasonic vibration has been introduced into powder consolidation, known as ultrasonic
powder consolidation … the UAS process, which provides the driving force for the ultrafast friction …

Neck growth kinetics during ultrasonic-assisted sintering of copper powder

G Singh, PM Pandey - Proceedings of the Institution of …, 2020 - journals.sagepub.com
ultrasonic vibration during metallurgical reactions of Sn + Cu composite paste. The ultrasonic
vibrations … sintering due to the assistance of ultrasonic vibrations. Large neck size between …

Importance of dislocations in ultrasound-assisted sintering of silver nanoparticles

K Yasui, K Hamamoto - Journal of Applied Physics, 2021 - pubs.aip.org
Ultrasound-assisted sintering is a candidate for cold … ultrasonic consolidation of particles
is no longer a pure thermal process. … The ultrasonic frequency was 40 kHz with the vibration

Surface gradient heterogeneity induced tensile plasticity in a Zr-based bulk metallic glass through ultrasonic impact treatment

X Tu, S Xie, Y Zhou, L He - Journal of Non-Crystalline Solids, 2021 - Elsevier
… Also, it is used for BMG sintering by using its instantaneous powerful energy for rapid … bulk
nanocrystalline titanium alloy by metallic glassy powders through ultrasonic vibration [22]. UIT …

Macroscopic yielding and particle-scale densification mechanisms in ultrasonic powder compaction

AA Ward, NE Palmerio, CA Hareland… - Journal of the Mechanics …, 2022 - Elsevier
… powder compaction is a rapid low-temperature consolidation … held in place and ultrasonic
vibrations had minimal effect on … z / σ 0 = 0.06 for a nanocrystalline CuTa powder that did not …

Finite Element Modelling of Ultrasonic Assisted Hot Pressing of Metal Powder

R Abedini, V Fartashvand - Available at SSRN 4546670, 2024 - papers.ssrn.com
ultrasonic vibrations to accelerate the densification mechanisms in the hot pressing of spherical
powder from Ti-6Al-4V alloy. … of the hot consolidation behavior of Ti-6Al-4V titanium alloy

Heterogeneous grain structure in biodegradable Zn prepared via mechanical alloying and laser powder bed fusion for strength-plasticity synergy

C Shuai, Y Zhao, Y Deng, C Gao - Virtual and Physical Prototyping, 2024 - Taylor & Francis
… Before LPBF consolidation, all the powders were sieved using a vibratory … to the ultrafast
heating and cooling rate during LPBF consolidation, the remaining nuclei of the nanocrystalline