ball milling of lithium niobate

Self-suspended micro-resonators patterned in Z-cut lithium

Self-suspended micro-resonators patterned in Z-cut lithium

We report on self-suspended micro-resonators patterned in Z-cut lithium niobate on insulator substrates. The fabrication technique consists of two single steps focused ion beam milling for the micro- and nano-structuring and subsequent SiO2 etching for the realization of thin self-suspended membranes. The fabrication process of a free-standing photonic crystal cavity and a suspended micro

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Focused ion beam milling of microchannels in lithium

Focused ion beam milling of microchannels in lithium

Focused ion beam milling of microchannels in lithium niobate Manoj Sridhar 1 a) Devendra K. Maurya 1 2 James R. Friend 1 2 b) and Leslie Y. Yeo1 2 b) 1Melbourne Centre for Nanofabrication Clayton VIC Australia 2Micro/Nanophysics Research Laboratory Department of Mechanical and Aerospace Engineering Monash University Clayton VIC Australia

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Monolithic integration of a lithium niobate microresonator

Monolithic integration of a lithium niobate microresonator

Mar 30 2017 · Lithium niobate (LN) microresonators have attracted much attention for their broad range of applications in optical signal processing quantum electrodynamics and optomechanics 1 2 3 4 5 6 7 8 9

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Lithium Niobate Metasurfaces

Lithium Niobate Metasurfaces

Lithium niobate is a multi-functional material which has been regarded as one of the most promising platform for the multi-purpose optical components and photonic circuits. Targeting at the miniature optical compo-nents and systems lithium niobate microstructures with

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Photonic crystal structures with ultrahigh aspect ratio in

Photonic crystal structures with ultrahigh aspect ratio in

Photonic crystal structures with ultrahigh aspect ratio in lithium niobate fabricated by focused ion beam milling Guangyuan Si and J. Dannera Centre for Optoelectronics Department of Electrical and Computer Engineering National University

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Fabrication of high quality factor lithium niobate double

Fabrication of high quality factor lithium niobate double

We demonstrate fabrication of a high-quality factor lithium niobate double- disk whispering-gallery microcavity using femtosecond laser assisted ion beam milling. Using this method two vertically stacked 30-µm diameter disks with a 200-nm gap are fabricated. With our device an optical quality

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Photonic crystal structures with ultrahigh aspect ratio in

Photonic crystal structures with ultrahigh aspect ratio in

Photonic crystal structures with ultrahigh aspect ratio in lithium niobate fabricated by focused ion beam milling Guangyuan Si and J. Dannera Centre for Optoelectronics Department of Electrical and Computer Engineering National University

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ball milling niobateSterslager Aegten

ball milling niobateSterslager Aegten

We present investigations on the preparation of lithium niobate LiNbO 3 nanoparticles using high energy ball-milling Stoichiometric composition of LiNbO 3 powder was prepared by solid-state reaction method and used for ball-milling Various milling parameter were optimized to get required particle siz Synthesized nanoparticles were

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ball mill for lithium ionGerben van Leijenhorst

ball mill for lithium ionGerben van Leijenhorst

ball milling of lithium niobate peopleperformancebe. Lithium niobate has been chosen as a model system for spectroscopic studies of the influence of different structural forms and preparation routes of an ionic conductor on its ion transport properti The Li diffusivity in nanocrystalline LiNbO3 prepared either mechanically by high energy ball

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Preparation of lithium niobate particles via reactive

Preparation of lithium niobate particles via reactive

Preparation of lithium niobate particles via reactive molten salt synthesis method to below 600 °C by using a combustion agent such as urea or glycine and also by applying a ball milling pre -treatment . In the later case the ball-milling caused enhancement of the kinetics of the reaction by favouring the formation of more

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Etching of lithium niobate micro- and nanometer

Etching of lithium niobate micro- and nanometer

etching Ar milling and plasma etching. It is demonstrated by the fabrication of low-loss ridge waveguides and optical "wires" micro-mechanical and photonic crystal structures. Introduction The development of integrated optical devices in lithium niobate (LiNbO 3 LN) requi-

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Preparation of nano-dispersed lithium niobate by

Preparation of nano-dispersed lithium niobate by

Activation of reagents and direct mechanochemical synthesis are observed at 600–850 and 1 000 rpm respectively. Lithium metaniobate samples prepared via milling possess high dispersity defective structure and improved photocatalytic activity including under visible illumination.

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Focused ion beam milling of microchannels in lithium

Focused ion beam milling of microchannels in lithium

Focused ion beam milling of microchannels in lithium niobate Manoj Sridhar 1 a) Devendra K. Maurya 2James R. Friend and Leslie Y. Yeo2 1)Melbourne Centre for Nanofabrication Clayton VIC Australia 2)Dept. of Mechanical and Aerospace Engineering Micro/Nanophysics Research Laboratory Monash University Clayton VIC Australia We present experimental results for Focused Ion Beam (FIB) milling

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ball milling niobateSterslager Aegten

ball milling niobateSterslager Aegten

We present investigations on the preparation of lithium niobate LiNbO 3 nanoparticles using high energy ball-milling Stoichiometric composition of LiNbO 3 powder was prepared by solid-state reaction method and used for ball-milling Various milling parameter were optimized to get required particle siz Synthesized nanoparticles were

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Nanostructuring lithium niobate substrates by focused ion

Nanostructuring lithium niobate substrates by focused ion

We report on two novel ways for patterning Lithium Niobate (LN) at submicronic scale by means of focused ion beam (FIB) bombardment. The first method consists of direct FIB milling on LiNbO3 and the second one is a combination of FIB milling on a deposited metallic layer and subsequent RIE (Reactive Ion Etching) etching.

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Preparation of Lithium Niobate Powders by Mechanochemical

Preparation of Lithium Niobate Powders by Mechanochemical

Lithium niobate (LiNbO3 LN) nanocrystals were prepared by ball-milling of the crucible residue of a Czochralski grown congruent single crystal using a Spex 8000 Mixer Mill with different types

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Preparation of Lithium Niobate Nanoparticles by High

Preparation of Lithium Niobate Nanoparticles by High

Lithium niobate (LiNbO3 LN) nanocrystals were prepared by ball-milling of the crucible residue of a Czochralski grown congruent single crystal using a Spex 8000 Mixer Mill with different types

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Integrated high quality factor lithium niobate microdisk

Integrated high quality factor lithium niobate microdisk

Integrated high quality factor lithium niobate microdisk resonators Cheng Wang 1 Michael J. Burek1 Zin Lin1 Haig A. Atikian1 Vivek Venkataraman1 I- Chun Huang1 Peter Stark1 and Marko Lončar1 1 School of Engineering and Applied Sciences Harvard University 29 Oxford Street Cambridge MA 02138 USA chengwang seas.harvard.edu loncar seas.harvard.edu

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Preparation of Lithium Niobate Nanoparticles by High

Preparation of Lithium Niobate Nanoparticles by High

We present investigations on the preparation of lithium niobate LiNbO 3 nanoparticles using high energy ball-milling. Stoichiometric composition of LiNbO 3 powder was prepared by solid-state reaction method and used for ball-milling. Various milling parameter were optimized to get required particle sizes. Synthesized nanoparticles were characterized for their structure and particle sizes

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Diamond micro-milling of lithium niobate for sensing

Diamond micro-milling of lithium niobate for sensing

Journal of Micromechanics and Microengineering PAPER OPEN ACCESS Diamond micro-milling of lithium niobate for sensing applications To cite this article Dehong Huo et al 2016 J. Micromech.

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LiNbO3 Lithium Niobate Crystals and Wafers Lithium

LiNbO3 Lithium Niobate Crystals and Wafers Lithium

Lithium Niobate (LN) is a ferroelectric material with excellent electro-optic nonlinear and piezoelectric properties. Lithium niobate crystals are important materials for optical waveguides mobile phones piezoelectric sensors optical modulators and various other linear and non-linear optical applications.

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NMR and Impedance Studies of Nanocrystalline and Amorphous

NMR and Impedance Studies of Nanocrystalline and Amorphous

CiteSeerXDocument Details (Isaac Councill Lee Giles Pradeep Teregowda) Lithium niobate has been chosen as a model system for spectroscopic studies of the influence of different structural forms and preparation routes of an ionic conductor on its ion transport properties. The Li diffusivity in nanocrystalline LiNbO3 prepared either mechanically by high-energy ball-milling or chemically

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Enhanced electro-optical lithium niobate photonic crystal

Enhanced electro-optical lithium niobate photonic crystal

Enhanced electro-optical lithium niobate photonic crystal wire waveguide on a smart-cut lithium niobate photonic crystal superprism " Appl. Phys. Lett. 96(10) 103111 (2010). milling of cylindrical holes with high aspect ratio in LN is a difficult task due to redeposition

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NMR and impedance studies of nanocrystalline and amorphous

NMR and impedance studies of nanocrystalline and amorphous

Lithium niobate has been chosen as a model system for spectroscopic studies of the influence of different structural forms and preparation routes of an ionic conductor on its ion transport properties. The Li diffusivity in nanocrystalline LiNbO3 prepared either mechanically by high energy ball milling or ch

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Self-Diffusion of Lithium in Amorphous Lithium Niobate

Self-Diffusion of Lithium in Amorphous Lithium Niobate

Self-Diffusion of Lithium in Amorphous Lithium Niobate Layers 441 Fig.2. X-ray diffraction patterns of a LiNbO 3 sputter layer after deposition and after annealing at 623 K and 773 K respectively. All Bragg peaks correspond to the LiNbO

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Rib Microring Resonators in Lithium Niobate on Insulator

Rib Microring Resonators in Lithium Niobate on Insulator

Abstract Rib microring resonators were fabricated via electron beam lithography and ion milling in lithium niobate on insulator (LNOI). LNOI is a single crystalline thin film of lithium niobate (LiNbO 3) bonded to 1.8 μm of SiO 2 and an LiNbO 3 substrate. Measurement results show a Q-factor of 2800 as well as a modulation depth of 18.7 dB.

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Fabrication of high-Q lithium niobate microresonators

Fabrication of high-Q lithium niobate microresonators

Jan 28 2015 · We report on fabrication of high-Q lithium niobate (LN) whispering-gallery-mode (WGM) microresonators suspended on silica pedestals by femtosecond laser direct writing followed by focused ion beam

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Focused ion beam milling of microchannels in lithium niobate

Focused ion beam milling of microchannels in lithium niobate

We present experimental and simulation results for focused ion beam (FIB) milling of microchannels in lithium niobate in this paper. We investigate two different cuts of lithium niobate Y- and Z-cuts and observe that the experimental material removal rate in the FIB for both Y-cut and Z-cut samples was 0.3 μm 3 /nC roughly two times greater than the material removal rate previously

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synthesis of nanoparticles by ball milling

synthesis of nanoparticles by ball milling

Synthesis of magnetite nanoparticles by high energy ball milling. Jan 25 2013 We report on the preparation of magnetite nanoparticles with size ranging from 12 nm to 20 nm by high energy ball milling. Abstract We present investigations on the preparation of lithium niobate LiNbO3 nanoparticles using high energy ball-milling

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ball milling device

ball milling device

ball mill featuring a rotor-stator type of stirring device has been found to outperform a tumbling ball mill for wet grinding of minus 12 mesh coal to a fineness Get Quote Ball millingDigitalfire

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NMR and impedance studies of nanocrystalline and amorphous

NMR and impedance studies of nanocrystalline and amorphous

Lithium niobate has been chosen as a model system for spectroscopic studies of the influence of different structural forms and preparation routes of an ionic conductor on its ion transport properties. The Li diffusivity in nanocrystalline LiNbO3 prepared either mechanically by high energy ball milling or ch

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Photonic crystal structures with ultrahigh aspect ratio in

Photonic crystal structures with ultrahigh aspect ratio in

Photonic crystal structures with ultrahigh aspect ratio in lithium niobate fabricated by focused ion beam milling Guangyuan Si and J. Dannera Centre for Optoelectronics Department of Electrical and Computer Engineering National University

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Nanostructuring lithium niobate substrates by focused ion

Nanostructuring lithium niobate substrates by focused ion

We report on two novel ways for patterning Lithium Niobate (LN) at submicronic scale by means of focused ion beam (FIB) bombardment. The first method consists of direct FIB milling on LiNbO3 and the second one is a combination of FIB milling on a deposited metallic layer and subsequent RIE (Reactive Ion Etching) etching.

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ball milling device

ball milling device

ball mill featuring a rotor-stator type of stirring device has been found to outperform a tumbling ball mill for wet grinding of minus 12 mesh coal to a fineness Get Quote Ball millingDigitalfire

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NMR Investigations on Ion Dynamics and Structure in

NMR Investigations on Ion Dynamics and Structure in

Nanocrystalline (n-) LiNbO3 samples with average grain sizes between 16 and 105 nm were prepared from polycrystalline (p-) material with an average grain size of the order of one micrometer by high-energy ball milling. NMR investigations of (i) the 7Li spin−lattice relaxation (SLR) rate T1-1 in the laboratory and T1e-1 in the pulsed rotating reference frame and of (ii) 7Li spectra in

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NMR and impedance studies of nanocrystalline and amorphous

NMR and impedance studies of nanocrystalline and amorphous

Jul 24 2006 · Lithium niobate has been chosen as a model system for spectroscopic studies of the influence of different structural forms and preparation routes of an ionic conductor on its ion transport properties. The Li diffusivity in nanocrystalline LiNbO3 prepared either mechanically by high energy ball milling or chemically by a sol-gel route was

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