Evaluation of performance and reliability of TFT devices with ultra-thin HfTiO dielectric layer deposited by plasma enhanced atomic layer deposition

WZ Zhang, XY Zhang, ZX Zhang, YS Cho… - Surface and Coatings …, 2025 - Elsevier
Titanium (Ti)-doped hafnium oxide (HfO 2) films have garnered dramatical interest by virtue
of their high dielectric constant (k). Ti-doped HfO 2 (HfTiO) films were prepared using plasma …

Enhancement of dielectric constant in Sm: Zr co-doped HfO2 films synthesized by cost-effective method

D Kekuda - Ceramics International, 2024 - Elsevier
Abstract Sm, Zr co-doped HfO 2 films were deposited on a p-type silicon wafer using a cost-
effective spin coating method. The influence of Sm, Zr co-doping concentration variation on …

Microstructural, surface and interface properties of zirconium doped HfO2 thin films grown by RF co-sputtering technique

KC Das, N Tripathy, SP Ghosh, P Sharma, R Singhal… - Vacuum, 2017 - Elsevier
Hf 1-x Zr x O 2 gate dielectric thin films were deposited on Si (100) substrates by RF reactive
co-sputtering with the variation in the RF power of zirconium target. The compositional …

Electronic structure and origin of intrinsic defects in sputtered HfTiO2 alloy dielectric on GaAs surface

C Mahata, MV Jyothirmai, MK Ravva… - Journal of Alloys and …, 2022 - Elsevier
In this work, we have investigated the electronic structure and electrical properties of sputter-
deposited high-k dielectrics grown on p-GaAs substrate with post-deposition annealing at …

Electrical Response of Al Based Zr-Doped Stacked Tri-Layer HfO2 Deposited at Various Substrate Temperature

R Sultana, K Islam, S Chakraborty - Russian Physics Journal, 2024 - Springer
This study examines how the substrate temperature affects the electrical characteristics of
the Zr-doped HfO2/Al/Zr-doped HfO2 (HZO/Al/HZO) tri-layer stack. Tri-layer stack is …

Investigation of microstructural and electrical properties of composition dependent co-sputtered Hf1− xTaxO2 thin films

KC Das, N Tripathy, SP Ghosh… - Materials Research …, 2017 - iopscience.iop.org
Tantalum doped HfO 2 gate dielectric thin films were deposited on silicon substrates using
RF reactive co-sputtering by varying RF power of Ta target from 15 W to 90 W. The …

Sputter synthesis of multifunctional hafnium oxide based thin films for gate dielectric and memory applications

KC Das - 2017 - ethesis.nitrkl.ac.in
Over the past decade, tremendous research has drawn considerable attention for
incorporation of high-k dielectric materials to replace the conventional low-k dielectric …

[引用][C] Corrigendum: Investigation of microstructural and electrical properties of composition dependent co-sputtered Hf1− xTaxO2 thin films (2017 Mater. Res. Express …

KC Das, N Tripathy, SP Ghosh… - Materials Research …, 2017 - iopscience.iop.org
Corrigendum: Investigation of microstructural and electrical properties of composition
dependent co-sputtered Hf1−xTaxO2 thin Page 1 Materials Research Express …

[引用][C] Self-compliance electroforming free resistive switching behaviour of doped HfO2 thin films

KC Dasa, D Pradhanb, SP Ghoshb, JP Karb