Enhancement of the Carbothermal Reduction of Hafnium Oxide by Silicon
Sign Up to like & getrecommendations! Published in 2017 at "Advanced Engineering Materials"
DOI: 10.1002/adem.201600377
Abstract: Mixtures of hafnia and carbon powders, containing 0.0–10 mol% of silicon, are heated and analyzed by XRD, SEM, TEM, and DTA. Furthermore, hafnia and carbon pellets, with varying degrees of silicon content, are investigated to determine… read more here.
Keywords: hafnium oxide; reduction hafnium; oxide silicon; enhancement carbothermal ... See more keywords
High Performing Self-Powered Photosensing and Reconfigurable Pyro-photoelectric Memory with Ferroelectric Hafnium Oxide.
Sign Up to like & getrecommendations! Published in 2021 at "Advanced materials"
DOI: 10.1002/adma.202106881
Abstract: With highly diverse multifunctional properties, hafnium oxide (HfO2 ) has attracted considerable attention not only because of its potential to address fundamental questions about material behaviors, but also its potential for applied perspectives like ferroelectric… read more here.
Keywords: hafnium oxide; memory; high performing; pyro photoelectric ... See more keywords
A MoS2 Hafnium Oxide Based Ferroelectric Encoder for Temporal‐Efficient Spiking Neural Network
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Materials"
DOI: 10.1002/adma.202204949
Abstract: Spiking neural network (SNN), where the information is evaluated recurrently through spikes, has manifested significant promises to minimize the energy expenditure in data‐intensive machine learning and artificial intelligence. Among these applications, the artificial neural encoders… read more here.
Keywords: neural network; ferroelectric encoder; based ferroelectric; hafnium oxide ... See more keywords
Hafnium Oxide (HfO2 ) - A Multifunctional Oxide: A Review on the Prospect and Challenges of Hafnium Oxide in Resistive Switching and Ferroelectric Memories.
Sign Up to like & getrecommendations! Published in 2022 at "Small"
DOI: 10.1002/smll.202107575
Abstract: Hafnium oxide (HfO2 ) is one of the mature high-k dielectrics that has been standing strong in the memory arena over the last two decades. Its dielectric properties have been researched rigorously for the development… read more here.
Keywords: oxide hfo2; hfo2 multifunctional; memory; hafnium oxide ... See more keywords
Hafnium oxide layer-enhanced single-walled carbon nanotube field-effect transistor-based sensing platform.
Sign Up to like & getrecommendations! Published in 2021 at "Analytica chimica acta"
DOI: 10.1016/j.aca.2020.12.040
Abstract: Single-walled carbon nanotube-based field effect transistors (SWCNT-FETs) are ideal candidates for fabricating sensors and have been widely used for chemical sensing applications. SWCNT-FETs have low selectivity because of the environmentally sensitive electronic properties of SWCNTs,… read more here.
Keywords: hafnium oxide; layer; walled carbon; carbon nanotube ... See more keywords
Phosphate incorporation in anodic hafnium oxide memristors
Sign Up to like & getrecommendations! Published in 2021 at "Applied Surface Science"
DOI: 10.1016/j.apsusc.2021.149093
Abstract: Abstract The electrochemical fabrication of memristive devices based on Hf is demonstrated. Electrolyte incorporation in memristors is confirmed in oxides grown in 0.1, 0.5 and 1 M phosphate buffers. The impact of phosphate species on conductive… read more here.
Keywords: incorporation anodic; hafnium oxide; incorporation; anodic hafnium ... See more keywords
The Doping Effect on the Intrinsic Ferroelectricity in Hafnium Oxide-Based Nano-Ferroelectric Devices.
Sign Up to like & getrecommendations! Published in 2023 at "Nano letters"
DOI: 10.1021/acs.nanolett.3c00085
Abstract: Hafnium oxide (HfO2)-based ferroelectric tunnel junctions (FTJs) have been extensively evaluated for high-speed and low-power memory applications. Herein, we investigated the influence of Al content in HfAlO thin films on the ferroelectric characteristics of HfAlO-based… read more here.
Keywords: doping effect; effect intrinsic; ferroelectricity; hafnium oxide ... See more keywords
Silicon-doped hafnium oxide anti-ferroelectric thin films for energy storage
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Applied Physics"
DOI: 10.1063/1.4989908
Abstract: Motivated by the development of ultracompact electronic devices as miniaturized energy autonomous systems, great research efforts have been expended in recent years to develop various types of nano-structural energy storage components. The electrostatic capacitors characterized… read more here.
Keywords: hafnium oxide; energy; silicon doped; energy storage ... See more keywords
Impact of oxygen vacancy on the ferroelectric properties of lanthanum-doped hafnium oxide
Sign Up to like & getrecommendations! Published in 2020 at "Applied Physics Letters"
DOI: 10.1063/5.0023554
Abstract: The discovery of ferroelectric properties in hafnium oxide has brought back the interest in the ferroelectric non-volatile memory as a possible alternative for low power consumption electronic memories. As far as real hafnium oxide-based materials… read more here.
Keywords: hafnium oxide; oxygen vacancy; ferroelectric properties; lanthanum doped ... See more keywords
Silver/(sub-10-nm)hafnium-oxide-based resistive switching devices on silicon: characteristics and switching mechanism.
Sign Up to like & getrecommendations! Published in 2020 at "Nanotechnology"
DOI: 10.1088/1361-6528/ab68fb
Abstract: This study investigates the resistive switching (RS) behavior of Ag/HfO2(3-nm-thick)/SiOx(interfacial-layer)/Si devices. The findings are drawn from a systematic electrical and material characterization of the fabricated devices. Based on the current-time(I-t)and current-voltage(I-V)measurements, it is inferred that… read more here.
Keywords: hafnium oxide; oxide based; silver sub; sub hafnium ... See more keywords
Harvesting microwave energy using pyroelectricity of nanostructured graphene/zirconium-doped hafnium oxide ferroelectric heterostructures
Sign Up to like & getrecommendations! Published in 2023 at "Nanotechnology"
DOI: 10.1088/1361-6528/acbcd9
Abstract: In this work, we present the design, atomistic/circuit/electromagnetic simulations, and the experimental results for graphene monolayer/zirconium-doped hafnium oxide (HfZrO) ultra-thin ferroelectric-based field effect transistors fabricated at the wafer scale, regarding the pyroelectricity generation directly from… read more here.
Keywords: microwave energy; doped hafnium; energy; hafnium oxide ... See more keywords