George Franks

Effect of internal lattice structure on the flexural strength of 3D printed hierarchical porous ultra-high temperature ceramic (ZrB2)

SY Kim, ML Sesso, GV Franks

Journal article  |  2023  |  Journal of the European Ceramic Society

3D printing of technical ceramics using direct ink writing (DIW) of multiphase colloidal inks has the unique ability to create str..

Subnanometric Stacking of Two-Dimensional Nanomaterials: Insights from the Nanotexture Evolution of Dense Reduced Graphene Oxide Membranes.

Yang Cao, Zhiyuan Xiong, Qinghua Liang, Wen-Jie Jiang, Fang Xia, Xiaoyang Du, Lianhai Zu, Stephen Mudie, George V Franks, Dan Li

Journal article  |  2023  |  ACS Nano

Assembling two-dimensional (2D) nanomaterials into laminar membranes with a subnanometer (subnm) interlayer spacing provides a mat..

Effect of particle packing structure on the elastic modulus of wet powder compacts analyzed by persistent homology

S Ishihara, G Franks, J Kano

Journal article  |  2023  |  Advanced Powder Technology

This study applies persistent homology (PH) to the structural analysis of wet powder compacts to clarify the effect of packing str..

Conversion air velocity at which reverse density segregation converts to normal density segregation in a vibrated fluidized bed of binary particulate mixtures

J Oshitani, M Hino, S Oshiro, Y Mawatari, T Tsuji, Z Jiang, GV Franks

Journal article  |  2022  |  Advanced Powder Technology

It is well known, when binary mixtures of different-density particles of the same size are vertically vibrated or fluidized by air..

New Structural Insights into Densely Assembled Reduced Graphene Oxide Membranes

Yang Cao, Zhiyuan Xiong, Fang Xia, George Franks, Lianhai Zu, Xiao Wang, Yvonne Hora, Stephen Mudie, Zijun He, Longbing Qu, Yanlu Xing, Dan Li

Journal article  |  2022  |  ADVANCED FUNCTIONAL MATERIALS

Densely assembled graphene-based membranes have attracted substantial interest for their widespread applications, such as compact ..

In-situ 4-point flexural testing and synchrotron micro X-ray computed tomography of 3D printed hierarchical-porous ultra-high temperature ceramic

Sun Yung Kim, Mitchell L Sesso, George V Franks

Journal article  |  2022  |  ADDITIVE MANUFACTURING

3D printed ceramics have received much attention of late due to the ability to manufacture complex near net shapes with a range of..

Aerosol Collector Addition in Coarse Particle Flotation–A Review

C Brill, I Verster, GV Franks, L Forbes

Journal article  |  2022  |  Mineral Processing and Extractive Metallurgy Review

The ability to successfully recover coarse particles by flotation has long been seen as the area where significant step-change imp..

Enhanced surface coverage of anchoring quaternary ammonium salts (AQAS) on oxygen-plasma treated quartz substrates

RT Mathew, RP Cooney, CS Doyle, GV Franks

Journal article  |  2021  |  Colloids and Surfaces A: Physicochemical and Engineering Aspects

Oxygen plasma treatment was applied to atomically flat quartz surfaces in order to study the effect of surface activity on the ads..

Direct ink writing of hierarchical porous ultra-high temperature ceramics (ZrB2)

Mitchell L Sesso, Sonya Slater, John Thornton, George V Franks

Journal article  |  2021  |  JOURNAL OF THE AMERICAN CERAMIC SOCIETY

An approach to producing hierarchical multi-scale porous ultra-high temperature ceramics (zirconium diboride, ZrB2) using 3D print..

Elastic plastic fracture mechanics investigation of toughness of wet colloidal particulate materials: Influence of saturation.

George V Franks, Mitchell L Sesso, Matthew Lam, Yi Lu, Liqing Xu

Journal article  |  2021  |  Journal of Colloid and Interface Science

HYPOTHESIS: Previous use of linear elastic fracture mechanics to estimate toughness of wet particulate materials underestimates th..