Flash sintering of ceramics

M Biesuz, VM Sglavo - Journal of the European Ceramic Society, 2019 - Elsevier
Flash sintering is a novel densification technology for ceramics, which allows a dramatic
reduction of processing time and temperature. It represents a promising sintering route to …

Flash sintering of ceramic materials

CEJ Dancer - Materials Research Express, 2016 - iopscience.iop.org
During flash sintering, ceramic materials can sinter to high density in a matter of seconds
while subjected to electric field and elevated temperature. This process, which occurs at …

Analysis of the power density at the onset of flash sintering

R Raj - Journal of the American Ceramic Society, 2016 - Wiley Online Library
The large bank of data for ceramics from experiments in flash sintering reveal a surprising
characteristic: that the transition to a highly nonlinear rise in electrical conductivity—a …

Flash sintering as a nucleation phenomenon and a model thereof

KS Naik, VM Sglavo, R Raj - Journal of the European Ceramic Society, 2014 - Elsevier
Isothermal field-assisted sintering of two-phase, 50 vol% 3YSZ-alumina composites exhibit
an incubation time for the onset of the flash event. Weaker applied fields and lower …

The effect of electric field on sintering and electrical conductivity of titania

SK Jha, R Raj - Journal of the American Ceramic Society, 2014 - Wiley Online Library
The effect of DC electric field on sintering, and on the electrical conductivity of undoped
rutile, TiO 2 (99.99%), has been investigated at fields ranging from 0 V to 1000 V/cm. The …

The agglomeration, coalescence and sliding of nanoparticles, leading to the rapid sintering of zirconia nanoceramics

A Kocjan, M Logar, Z Shen - Scientific reports, 2017 - nature.com
Conventional sintering is a time-and energy-consuming process used for the densification of
consolidated particles facilitated by atomic diffusion at high temperatures. Nanoparticles …

Electroluminescence and the measurement of temperature during Stage III of flash sintering experiments

K Terauds, JM Lebrun, HH Lee, TY Jeon… - Journal of the European …, 2015 - Elsevier
The optical glow of ceramics that becomes established during the constant state of flash,
known as Stage III in flash sintering experiments, is investigated. The specimen temperature …

Electrode effects on microstructure formation during flash sintering of yttrium‐stabilized zirconia

W Qin, H Majidi, J Yun… - Journal of the American …, 2016 - Wiley Online Library
Systematic microstructural statistics for 3 mol% yttria‐stabilized zirconia synthesized by both
conventional sintering and flash sintering with AC and DC current were obtained. Within the …

Role of oxygen vacancy on rapid densification and giant dielectric properties of flash sintered Ca2+ and Ta5+ co-doped TiO2 ceramics

Z Yang, X Wang, L Zhang, H Li, H Zhang, D Xu - Ceramics International, 2024 - Elsevier
Abstract (Ca, Ta) co-doped TiO 2 ceramics were successfully prepared using flash sintering
technology, and the effects of oxygen vacancies on the rapid densification and giant …

Current-rate flash sintering of gadolinium doped ceria: Microstructure and Defect generation

TP Mishra, RRI Neto, R Raj, O Guillon, M Bram - Acta Materialia, 2020 - Elsevier
In current-rate flash-sintering experiments the current is injected into the specimen from the
very start and then increased at a constant rate, while the furnace is held at a constant …