Strain-induced antipolar phase in hafnia stabilizes robust thin-film ferroelectricity

Kinetically stabilized ferroelectricity in bulk single-crystalline HfO2:Y

(2021) Xianghan Xu et al.   NATURE MATERIALS

Unexpectedly low barrier of ferroelectric switching in HfO2 via topological domain walls

(2021) Duk-Hyun Choe et al.   Materials Today

Trilinear-coupling-driven ferroelectricity in HfO2

(2021) Francesco Delodovici et al.   Physical Review Materials

Intrinsic synaptic plasticity of ferroelectric field effect transistors for online learning

(2021) Arnob Saha et al.   APPLIED PHYSICS LETTERS

Domain-Matching Epitaxy of Ferroelectric Hf0.5Zr0.5O2(111) on La2/3Sr1/3MnO3(001)

(2020) Saul Estandía et al.   CRYSTAL GROWTH & DESIGN

Enhanced ferroelectricity in ultrathin films grown directly on silicon

(2020) Suraj S. Cheema et al.   NATURE

Scale-free ferroelectricity induced by flat phonon bands in HfO2

(2020) Hyun-Jae Lee et al.   SCIENCE

The future of ferroelectric field-effect transistor technology

(2020) Asif Islam Khan et al.   Nature Electronics

Origin of Ferroelectric Phase in Undoped HfO 2 Films Deposited by Sputtering

(2019) Terence Mittmann et al.   Advanced Materials Interfaces

Depolarization of multidomain ferroelectric materials

(2019) Dong Zhao et al.   Nature Communications

Al-, Y-, and La-doping effects favoring intrinsic and field induced ferroelectricity in HfO2: A first principles study

(2018) Robin Materlik et al.   JOURNAL OF APPLIED PHYSICS

Ferroelectric hafnium oxide for ferroelectric random-access memories and ferroelectric field-effect transistors

(2018) Thomas Mikolajick et al.   MRS BULLETIN

High Endurance Ferroelectric Hafnium Oxide-Based FeFET Memory Without Retention Penalty

(2018) T. Ali et al.   IEEE TRANSACTIONS ON ELECTRON DEVICES

Surface and grain boundary energy as the key enabler of ferroelectricity in nanoscale hafnia-zirconia: a comparison of model and experiment

(2017) Min Hyuk Park et al.   Nanoscale

Physical Mechanisms behind the Field-Cycling Behavior of HfO2 -Based Ferroelectric Capacitors

(2016) Milan Pešić et al.   ADVANCED FUNCTIONAL MATERIALS

Ferroelectricity in undoped hafnium oxide

(2015) Patrick Polakowski et al.   APPLIED PHYSICS LETTERS

The origin of ferroelectricity in Hf1−xZrxO2: A computational investigation and a surface energy model

(2015) R. Materlik et al.   JOURNAL OF APPLIED PHYSICS

Experimental demonstration of hybrid improper ferroelectricity and the presence of abundant charged walls in (Ca,Sr) 3 Ti 2 O 7 crystals

(2015) Yoon Seok Oh et al.   NATURE MATERIALS

Strongly Constrained and Appropriately Normed Semilocal Density Functional

(2015) Jianwei Sun et al.   PHYSICAL REVIEW LETTERS

First principles phonon calculations in materials science

(2015) Atsushi Togo et al.   SCRIPTA MATERIALIA

The effects of crystallographic orientation and strain of thin Hf0.5Zr0.5O2 film on its ferroelectricity

(2014) Min Hyuk Park et al.   APPLIED PHYSICS LETTERS

Impact of different dopants on the switching properties of ferroelectric hafniumoxide

(2014) Uwe Schroeder et al.   JAPANESE JOURNAL OF APPLIED PHYSICS

Thermal Expansion of HfO2and ZrO2

(2014) Ryan P. Haggerty et al.   JOURNAL OF THE AMERICAN CERAMIC SOCIETY

Negative capacitance in a ferroelectric capacitor

(2014) Asif Islam Khan et al.   NATURE MATERIALS

Antiferroelectricity in thin-filmZrO2from first principles

(2014) Sebastian E. Reyes-Lillo et al.   PHYSICAL REVIEW B

Co-sputtering yttrium into hafnium oxide thin films to produce ferroelectric properties

(2012) T. Olsen et al.   APPLIED PHYSICS LETTERS

Ferroelectricity in Simple Binary ZrO2 and HfO2

(2012) Johannes Müller et al.   NANO LETTERS

Ferroelectricity in hafnium oxide thin films

(2011) T. S. Böscke et al.   APPLIED PHYSICS LETTERS

VESTA 3for three-dimensional visualization of crystal, volumetric and morphology data

(2011) Koichi Momma et al.   JOURNAL OF APPLIED CRYSTALLOGRAPHY

Ferroelectricity in yttrium-doped hafnium oxide

(2011) J. Müller et al.   JOURNAL OF APPLIED PHYSICS

Absence of Critical Thickness in an Ultrathin Improper Ferroelectric Film

(2009) Na Sai et al.   PHYSICAL REVIEW LETTERS

Improper ferroelectricity in perovskite oxide artificial superlattices

(2008) Eric Bousquet et al.   NATURE

Cubic-to-tetragonal phase transition of HfO2 from computational study

(2007) R. Terki et al.   MATERIALS LETTERS