Search Results - "Chung, Jin‐Seok"
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Selective control of multiple ferroelectric switching pathways using a trailing flexoelectric field
Published in Nature nanotechnology (01-05-2018)“…Flexoelectricity is an electromechanical coupling between electrical polarization and a strain gradient 1 that enables mechanical manipulation of polarization…”
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2
Interface Control of Ferroelectricity in an SrRuO3/BaTiO3/SrRuO3 Capacitor and its Critical Thickness
Published in Advanced materials (Weinheim) (17-05-2017)“…The atomic‐scale synthesis of artificial oxide heterostructures offers new opportunities to create novel states that do not occur in nature. The main challenge…”
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3
Flexoelectric Effect in the Reversal of Self-Polarization and Associated Changes in the Electronic Functional Properties of BiFeO3 Thin Films
Published in Advanced materials (Weinheim) (18-10-2013)“…Flexoelectricity can play an important role in the reversal of the self‐polarization direction in epitaxial BiFeO3 thin films. The flexoelectric and…”
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4
Overcoming the Fundamental Barrier Thickness Limits of Ferroelectric Tunnel Junctions through BaTiO3/SrTiO3 Composite Barriers
Published in Nano letters (08-06-2016)“…Ferroelectric tunnel junctions (FTJs) have attracted increasing research interest as a promising candidate for nonvolatile memories. Recently, significant…”
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5
Flexoelectric Control of Defect Formation in Ferroelectric Epitaxial Thin Films
Published in Advanced materials (Weinheim) (06-08-2014)“…Flexoelectric control of defect formation and associated electronic function is demonstrated in ferroelectric BiFeO3 thin films. An intriguing, so far never…”
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6
Constructing Polymorphic Nanodomains in BaTiO3 Films via Epitaxial Symmetry Engineering
Published in Advanced functional materials (01-04-2020)“…Ferroelectric materials owning a polymorphic nanodomain structure usually exhibit colossal susceptibilities to external mechanical, electrical, and thermal…”
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7
Nanoscale mapping of temperature-dependent conduction in an epitaxial VO2 film grown on an Al2O3 substrate
Published in RSC advances (16-08-2022)“…Vanadium dioxide (VO2) is one of the extensively studied strongly correlated oxides due to its intriguing insulator–metal transition near room temperature. In…”
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8
High-quality GaN films grown on chemical vapor-deposited graphene films
Published in NPG Asia materials (01-09-2012)“…We report the growth of high-quality GaN films on large-size graphene films for visible light-emitting diodes (LEDs). The graphene films were synthesized by…”
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Oxygen Partial Pressure during Pulsed Laser Deposition: Deterministic Role on Thermodynamic Stability of Atomic Termination Sequence at SrRuO3/BaTiO3 Interface
Published in ACS applied materials & interfaces (16-08-2017)“…With recent trends on miniaturizing oxide-based devices, the need for atomic-scale control of surface/interface structures by pulsed laser deposition (PLD) has…”
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10
Tunable Two‐Channel Magnetotransport in SrRuO3 Ultrathin Films Achieved by Controlling the Kinetics of Heterostructure Deposition
Published in Advanced electronic materials (01-02-2022)“…In the field of oxide heterostructure engineering, there are extensive efforts to couple the various functionalities of each material. The Berry…”
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X-ray microdiffraction study of growth modes and crystallographic tilts in oxide films on metal substrates
Published in Nature materials (01-07-2003)“…The crystallographic texture of thin-film coatings plays an essential role in determining such diverse materials properties as wear resistance, recording…”
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12
Bias-polarity-dependent asymmetric domain switching in fatigued epitaxial BiFeO3 (001) capacitors
Published in Current applied physics (01-01-2024)Get full text
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13
Distinct ferroelectric domain switching dynamics in epitaxial BiFeO3 (001) capacitors depending on the bias polarity
Published in Current applied physics (01-10-2020)“…Understanding ferroelectric domain switching dynamics at the nanoscale is a great of importance in the viewpoints of fundamental physics and technological…”
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14
Synchrotron X-ray microdiffraction of Fe–3 wt%Si steel focusing on sub-boundaries within Goss grains
Published in Scripta materialia (15-04-2016)Get full text
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15
Permeability change of electroplated Ni-Fe permalloy thin films by a leveller added to the electrolyte
Published in Physica status solidi. A, Applications and materials science (01-12-2007)“…We investigated the correlation between the surface roughness and the magnetic properties in electroplated Ni–Fe Permalloy thin films. The Ni–Fe Permalloy thin…”
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Journal Article Conference Proceeding -
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Interface Control of Ferroelectricity in an SrRuO 3 /BaTiO 3 /SrRuO 3 Capacitor and its Critical Thickness
Published in Advanced materials (Weinheim) (01-05-2017)“…The atomic-scale synthesis of artificial oxide heterostructures offers new opportunities to create novel states that do not occur in nature. The main challenge…”
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Journal Article -
17
Energy landscape scheme for an intuitive understanding of complex domain dynamics in ferroelectric thin films
Published in Scientific reports (01-07-2015)“…Fundamental understanding of domain dynamics in ferroic materials has been a longstanding issue because of its relevance to many systems and to the design of…”
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18
Effects of organic additives on magnetoresistance of electrodeposited Ni-Cu thin films
Published in Physica Status Solidi (b) (01-06-2004)“…We have investigated the effect of organic additives on electroplated nickel‐copper thin films. The plating electrolyte utilized mixtures of copper sulfate and…”
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19
Mapping strain gradients in the FIB-structured InGaN/GaN multilayered films with 3D X-ray microbeam
Published in Materials science & engineering. A, Structural materials : properties, microstructure and processing (25-11-2010)“…This research presents a combined experimental-modeling study of lattice rotations and deviatoric strain gradients induced by focused-ion beam (FIB) milling in…”
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20
Property changes of electroplated Cu/Co alloys and multilayers by organic additives
Published in Journal of magnetism and magnetic materials (01-09-2006)“…We investigated the change of magnetic properties of the electroplated Cu/Co alloys and multilayers caused by organic additives and high temperature annealing…”
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Journal Article Conference Proceeding