Flash Sintering

2020

  • Jesus LM, Silva RS, Raj R, M’Peko JC. Electric field-assisted flash sintering of Bi2/3Cu3Ti4O12 starting from a multi-phase precursor powder. J Eur Ceram Soc. 2020;40:4004-4009 
  • Yoon B, Avila V, Raj R, Jesus LM. Reactive flash sintering of the entropy-stabilized oxide Mg0.2Ni0.2Co0.2Cu0.2Zn0.2O. Scr Mater. 2020;181:48-52 
  • Mishra TP, Ingraci Neto RR, Speranza G, Quaranta A, Sglavo VM, Raj R, Guillon O, Bram M, Biesuz M, Electronic conductivity in gadolinium doped ceria under direct current as a trigger for flash sintering, Scr Mater. 2020;179:55-60 
  • Ingraci Neto RR, Raj R, The flash effect in electronic conductors: The case of amorphous carbon fibers, Scr Mater. 2020;179:20-24 
  • Avila V, Yoon B, Ingraci Neto RR, Silva RS, Ghose S, Raj R, Jesus LM. Reactive flash sintering of the complex oxide Li0.5La0.5TiO3 starting from an amorphous precursor powder. Scr Mater. 2020;176:78-82 
  • Kiniger G, Sglavo V, Jha SK, Raj R. Flash-induced spreading of metals on zirconia. Scr Mater. 2020;176:73-77 
  • Jo S, Raj R. Transition to electronic conduction at the onset of flash in cubic zirconia. Scr Mater. 2020;174:29-32 
  • Gil-González E, Perejón A, Sánchez-Jiménez PE, Raj R, Pérez-Maqueda LA. Processing and properties of Bi0.98R0.02FeO3(R = La, Sm, Y) ceramics flash sintered at ~650°C in <5 s. J Am Ceram Soc. 2019;103:136-144. 

2019

  • Avila V, Raj R. Reactive Flash Sintering of Powders of Four Constituents into a Single phase of a Complex Oxide in a Few Seconds below 700°C. J Am Ceram Soc. 2019;102:6443-6448 
  • Clemenceau T, Andriamady N, Kumar M.K P, et al. Flash sintering of Li-ion conducting ceramic in a few seconds at 850 °C. Scripta Mater. 2019;172:1-5. 
  • Mishra TP, Avila V, Neto RRI, Bram M, Guillon O, Raj R. On the role of Debye temperature in the onset of flash in three oxides. Scripta Mater. 2019;170:81-84.
  • Yoon B, Yadav D, Ghose S, Sarin P, Raj R. On the Synchronicity of Flash Sintering with Phase Transformation. J Am Ceram Soc. 2019;102:3110-3116. 
  • Avila V, Raj R. Flash Sintering of Ceramic Films: the influence of surface to volume ratio. J Am Ceram Soc. 2019;102:3063-3069. 
  • Yoon B, Yadav D, Ghose S, Raj R. Reactive flash sintering: MgO and α-Al2O3 transform and sinter into single-phase polycrystals of MgAl2O4. J Am Ceram Soc. 2019;102:2294-2303. 
  • Vendrell X, Yadav D, Raj R, West AR. Influence of flash sintering on the ionic conductivity of 8 mol% yttria stabilized zirconia. J Eur Ceram Soc. 2019;39:1352-1358. 
  • Kumar MK, Yadav D, Lebrun JM, Raj R.Flash Sintering with Current‐Rate: A Different Approach. J Am Ceram Soc. 2019;102:823–835. 
  • Kok D, Yadav D, Sortino E, McCormack S, Tseng K, Kriven WM, Raj R, Mecartney M. α-Alumina and spinel react into single phase high-alumina spinel in < 3 seconds during flash sintering. J Am Ceram Soc. 2019;102:644–653. 

2018

  • Jongmanns M, Raj R, Wolf D. Generation of Frenkel defects above the Debye temperature by proliferationof phonons near the Brillouin zone edge. New J Phys. 2018;20:093013. 
  • Yoon B, Yadav D, Raj R, et al. Measurement of O and Ti atom displacements in TiO2 during flash sintering experiments. J Am Ceram Soc. 2018;101:1811-1817. 
  • Gil-González E, Perejón A, Sánchez-Jiménez PE, Sayagués MJ, Raj R, Pérez-Maqueda LA. Phase-pure BiFeO3produced by reaction flash-sintering of Bi2O3 and Fe2O3. J Mater Chem A. 2018;6:5356-5366.  doi
  • Sortino E, Lebrun J-M, Sansone A, Raj R. Continuous flash sintering. J Am Ceram Soc. 2018;101:1432-1440. 
  • McLaren CT, Heffner WR, Raj R, Jain H. AC electric field-induced softening of alkali silicate glasses. J Am Ceram Soc. 2018;101:2277-2286. 

2017

  • Lebrun JM, Hellberg CS, Jha SK, Kriven WM, Steveson A, Seymour KC, Bernstein N, Erwin SC, Raj R. In-situ measurements of lattice expansion related to defect generation during flash sintering. J Am Ceram Soc. 2017;100:4965-4970. 
  • Yadav D, Raj R. Two unique measurements related to flash experiments with yttria-stabilized zirconia. J Am Ceram Soc. 2017;100:5374-5378. 
  • Yadav D, Raj R. The onset of the flash transition in single crystals of cubic zirconia as a function of electric field and temperature. Scripta Mater. 2017;134:123-127. 
  • Raj R, Wolfenstine J. Current limit diagrams for dendrite formation in solid-state electrolytes for Li-ion batteries. J Power Sources. 2017;343:119-126. 
  • Raj R, Ramanathan S. Flash transition as a possible origin for low open circuit voltage in thin film solid oxide fuel cells. J Power Sources. 2017;359:48-51. 
  • Perez-Maqueda LA, Gil-Gonzalez E, Perejon A, Lebrun J-M, Sanchez-Jimenez PE, Raj R. Flash sintering of highly insulating nanostructured phase-pure BiFeO3. J Am Ceram Soc. 2017;100:3365-3369. 
  • McLaren C, Roling B, Raj R, Jain H. Mechanism of electric field-induced softening (EFIS) of alkali silicate glasses. J Non-Cryst Solids. 2017;471:384-395. 
  • Kok D, Jha SK, Raj R, Mecartney ML. Flash sintering of a three-phase alumina, spinel, and yttria-stabilized zirconia composite. J Am Ceram Soc. 2017;100:3262-3268. 

2016

  • Raj R. Analysis of the power density at the onset of flash sintering. J Am Ceram Soc. 2016;99:3226-3232. 
  • Naik K, Jha SK, Raj R. Correlations between conductivity, electroluminescence and flash sintering. Scripta Mater. 2016;118:1-4. 
  • Lebrun JM, Jha SK, Naik KS, Seymour KC, Kriven WM, Raj R. The change of X-ray diffraction peak width during in situ conventional sintering of nanoscale powders. J Am Ceram Soc. 2016;99:765-768. 
  • Lebrun JM, Jha SK, McCormack SJ, Kriven WM, Raj R. Broadening of diffraction peak widths and temperature nonuniformity during flash experiments. J Am Ceram Soc. 2016;99:3429-3434. 
  • Jha SK, Lebrun JM, Raj R. Phase transformation in the alumina-titania system during flash sintering experiments. J Eur Ceram Soc. 2016;36:733-739. 
  • Jha SK, Lebrun JM, Seymour KC, Kriven WM, Raj R. Electric field induced texture in titania during experiments related to flash sintering. J Eur Ceram Soc. 2016;36:257-261. 
  • Jha SK, Terauds K, Lebrun JM, Raj R. Beyond flash sintering in 3 mol % yttria stabilized zirconia. J Ceram Soc Jpn. 2016;124:283-288. 
  • Jesus LM, Silva RS, Raj R, M’Peko J-C. Electric field-assisted flash sintering of CaCu3Ti4O12: Microstructure characteristics and dielectric properties. J Alloys Compd. 2016;682:753-758. 
  • Jesus LM, Silva RS, Raj R, M'Peko J-C. Electric field-assisted ultrafast synthesis of nanopowders: a novel and cost-efficient approach. RSC Adv. 2016;6:107208-107213. 
  • Corapcioglu G, Gulgun MA, Kisslinger K, Sturm S, Jha SK, Raj R. Microstructure and microchemistry of flash sintered K0.5Na0.5NbO3. J Ceram Soc Jpn. 2016;124:321-328. 
  • Bajpai I, Han Y-H, Yun J, Francis J, Kim S, Raj R. Preliminary investigation of hydroxyapatite microstructures prepared by flash sintering. Adv Appl Ceram. 2016;115:276-281. 

2015

  • Terauds K, Lebrun J-M, Lee H-H, Jeon T-Y, Lee S-H, Je JH, Raj R. Electroluminescence and the measurement of temperature during Stage III of flash sintering experiments. J Eur Ceram Soc. 2015;35:3195-3199. 
  • Lebrun JM, Morrissey TG, Francis JSC, Seymour KC, Kriven WM, Raj R. Emergence and extinction of a new phase during on-off experiments related to flash sintering of 3YSZ. J Am Ceram Soc. 2015;98:1493-1497. 
  • McLaren C, Heffner W, Tessarollo R, Raj R, Jain H. Electric field-induced softening of alkali silicate glasses. Appl Phys Lett. 2015;107:184101. 
  • Pereira Da Silva JG, Lebrun JM, Al-Qureshi HA, Janssen R, Raj R. Temperature distributions during flash sintering of 8% yttria-stabilized zirconia. J Am Ceram Soc. 2015;98:3525-3528. 

2014

  • Lebrun JM, Raj R. A first report of photoemission in experiments related to flash sintering. J Am Ceram Soc. 2014;97:2427-2430. 
  • Jha SK, Raj R. Electric fields obviate constrained sintering. J Am Ceram Soc. 2014;97:3103-3109. 
  • Jha SK, Raj R. The effect of electric field on sintering and electrical conductivity of titania. J Am Ceram Soc. 2014;97:527-534. 
  • Yoshida H, Sakka Y, Yamamoto T, Lebrun J-M, Raj R. Densification behaviour and microstructural development in undoped yttria prepared by flash-sintering. J Eur Ceram Soc. 2014;34:991-1000. 
  • Naik KS, Sglavo VM, Raj R. Flash sintering as a nucleation phenomenon and a model thereof. J Eur Ceram Soc. 2014;34:4063-4067. 
  • Naik KS, Sglavo VM, Raj R. Field assisted sintering of ceramic constituted by alumina and yttria stabilized zirconia. J Eur Ceram Soc. 2014;34:2435-2442. 
  • M’Peko J-C, Francis JSC, Raj R. Field-assisted sintering of undoped BaTiO3: Microstructure evolution and dielectric permittivity. J Eur Ceram Soc. 2014;34:3655-3660. 

2013

  • Francis JSC, Cologna M, Montinaro D, Raj R. Flash sintering of anode-electrolyte multilayers for SOFC applications. J Am Ceram Soc. 2013;96:1352-1354. 
  • Francis JSC, Raj R. Influence of the field and the current limit on flash sintering at isothermal furnace temperatures. J Am Ceram Soc. 2013;96:2754-2758. 
  • Raj R, Rehman A. Can die configuration influence field-assisted sintering of oxides in the SPS process? J Am Ceram Soc. 2013;96:3697-3700. 
  • Won J, Vernon LJ, Karakuscu A, Dickerson RM, Cologna M, Raj R, Wang Y, Yoo SJ, Lee SH, Misra A, Uberuaga BP. The role of non-stoichiometric defects in radiation damage evolution of SrTiO3. J Mater Chem A. 2013;1:9235-9245. 
  • M'Peko JC, Francis JSC, Raj R. Impedance spectroscopy and dielectric properties of flash versus conventionally sintered yttria-doped zirconia electroceramics viewed at the microstructural level. J Am Ceram Soc. 2013;96:3760-3767. 

2012

  • Raj R. Joule heating during flash-sintering. J Eur Ceram Soc. 2012;32:2293-2301. 
  • Francis JSC, Raj R. Flash-sinterforging of nanograin zirconia: Field assisted sintering and superplasticity. J Am Ceram Soc. 2012;95:138-146. 
  • Francis JSC, Cologna M, Raj R. Particle size effects in flash sintering. J Eur Ceram Soc. 2012;32:3129-3136. 
  • Karakuscu A, Cologna M, Yarotski D, Won J, Francis JSC, Raj R, Uberuaga BP. Defect structure of flash-sintered strontium titanate. J Am Ceram Soc. 2012;95:2531-2536. 

2011

  • Raj R, Cologna M, Francis JSC. Influence of Externally Imposed and Internally Generated Electrical Fields on Grain Growth, Diffusional Creep, Sintering and Related Phenomena in Ceramics. J Am Ceram Soc. 2011;94:1941-1965. 
  • Cologna M, Raj R. Surface Diffusion-Controlled Neck Growth Kinetics in Early Stage Sintering of Zirconia, with and without Applied DC Electrical Field. J Am Ceram Soc. 2011;94:391-395. 
  • Cologna M, Prette ALG, Raj R. Flash-sintering of cubic yttria-stabilized zirconia at 750°C for possible use in SOFC manufacturing. J Am Ceram Soc. 2011;94:316-319. 
  • Cologna M, Francis JSC, Raj R. Field assisted and flash sintering of alumina and its relationship to conductivity and MgO-doping. J Eur Ceram Soc. 2011;31:2827-2837. 
  • Prette ALG, Cologna M, Sglavo V, Raj R. Flash-sintering of Co2MnO4 spinel for solid oxide fuel cell applications. J Power Sources. 2011;196:2061-2065. 

2010

  • Cologna M, Rashkova B, Raj R. Flash sintering of nanograin zirconia in <5 s at 850°C. J Am Ceram Soc. 2010;93:3556-3559.