Radiation tolerance, charge trapping, and defect dynamics studies of ALD-grown Al/HfO2/Si nMOSCAPs

N Manikanthababu, T Basu, S Vajandar… - Journal of Materials …, 2020 - Springer
The radiation response, long-term performance, and reliability of HfO 2-based gate dielectric
materials play a critical role in metal oxide semiconductor (MOS) technology for space …

Effect of sputtering power and thickness ratios on the materials properties of Cu–W and Cu–Cr bilayer thin films using high power impulse magnetron and DC …

TAK Nguyen, Y Huang, NM Dang, CH Lin… - Journal of Vacuum …, 2024 - pubs.aip.org
This study investigates the influence of Cu thickness ratios on the structural, morphological,
and mechanical properties of sputtered Cu–W and Cu–Cr bilayer thin films. Employing high …

SHI induced effects on the electrical and optical properties of HfO2 thin films deposited by RF sputtering

N Manikanthababu, M Dhanunjaya, SVSN Rao… - Nuclear Instruments and …, 2016 - Elsevier
The continuous downscaling of Metal Oxide Semiconductor (MOS) devices has reached a
limit with SiO 2 as a gate dielectric material. Introducing high-k dielectric materials as a …

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 …

Investigation of Structural and Electrical Properties of Ta2O5 Thin Films with Sputtering Parameters for Microelectronic Applications

KK Sahoo, D Pradhan, SP Ghosh, A Gartia… - … on Microactuators and …, 2022 - Springer
Abstract Tantalum oxide (Ta2O5) thin film is considered as an alternative dielectric layer in
both microelectronics and MEMS devices due to its high dielectric constant, high breakdown …

Modulation of microstructure and interface properties of co-sputter derived Hf1−xTixO2 thin films with various Ti content

KC Das, SP Ghosh, N Tripathy, R Singhal… - Journal of Materials …, 2017 - Springer
Hf 1− x Ti x O 2 dielectric thin films were deposited on Si (100) substrates by RF reactive co-
sputtering with the variation in RF power of Ti target. The compositional, morphological …

Investigation of surface and interface properties of RF sputtered calcium copper titanate thin films on silicon substrate

N Tripathy, KC Das, SP Ghosh, B Das, P Kumar… - Journal of Materials …, 2017 - Springer
Structural and electrical properties of RF sputtered Calcium copper titanate (CCTO) thin films
have been investigated. CCTO thin films were sputtered on p-type silicon (100) substrate by …

Morphological and electrical properties of RF sputtered calcium copper titanate thin films with the incorporation of intermediate layer

N Tripathy, KC Das, SP Ghosh, D Pradhan, JP Kar - Ceramics International, 2019 - Elsevier
In this research work, an attempt has been undertaken to improve the structural,
morphological and electrical properties of RF sputtered CCTO thin films with the …

Negative differential resistance (NDR) behavior of nickel oxide (NiO) based metal-insulator-semiconductor structures

K Khan, S Itapu, DG Georgiev - Journal of Electronic Materials, 2020 - Springer
This work presents a metal-insulator-semiconductor (MIS) structure based on nickel oxide
(NiO) showing negative differential resistance (NDR) properties. The Ni/NiO/HfO _2/Ni …

NiOx Based Device Structures

K Khan - 2016 - rave.ohiolink.edu
Semiconducting oxides are really important for their use in optoelectronics and photo
catalytic applications. While other semiconducting oxides (eg, ZnO, TiO 2, and SnO 2) have …