Search Results - "Fujiwara, Takenori"
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Solution deposited liquid crystalline semiconductors on a photoalignment layer for organic thin-film transistors
Published in Applied physics letters (04-06-2007)“…Highly ordered liquid crystalline semiconductors on a light induced alignment layer results in an anisotropic electrical characteristic and an enhanced…”
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2
Thermal amplification of photoinduced optical anisotropy of p -cyanoazobenzene polymer films monitored by temperature scanning ellipsometry
Published in Applied physics letters (13-03-2000)“…The in situ observation of thermal alteration of photoinduced optical anisotropy of ultrathin films of polymethacrylates having p-cyanoazobenzene side chains…”
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3
Photoimages Formed by Lyotropic Liquid Crystals
Published in Chemistry letters (01-09-2000)“…The orientation of lyotropic liquid crystals consisting of about 90 wt% water is controllable on thin films of a polymer with azobenzene side chains, which are…”
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4
Extraordinarily Thermostable Photodichroism of Poly(4-cyano-4′-methacryloyloxyazobenzene) Films
Published in Chemistry letters (01-07-1999)“…Linearly-polarized-light-induced optical anisotropy of a thin film of polymethacrylate with p-cyanoazobenzenes side chains is enhanced at elevated temperatures…”
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5
Surface-assisted Photomanipulation of Orientation of a Polymer Liquid Crystal
Published in Chemistry letters (01-07-1999)“…The alignment photocontrol of liquid crystalline polymer films was achieved by a thin film of a polymethacrylate with p-cyanoazobenzene side chains as a…”
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6
Pressure Modulation of Backbone Conformation and Intermolecular Distance of Conjugated Polymers Toward Understanding the Dynamism of π‑Figuration of their Conjugated System
Published in The journal of physical chemistry. B (18-06-2015)“…Continuous tuning of the backbone conformation and interchain distance of a π-conjugated polymer is an essential prerequisite to unveil the inherent electrical…”
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7
Lyotropic Liquid‐Crystalline Solutions of High‐Concentration Dispersions of Single‐Walled Carbon Nanotubes with Conjugated Polymers
Published in Small (Weinheim an der Bergstrasse, Germany) (04-05-2009)“…Line up! Aligned single‐walled carbon nanotube (SWNT) films are formed from a lyotropic liquid‐crystalline high‐concentration SWNT/polymer composite (≈2 mg…”
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Excellent Reliability Organic Thermal Interface Materials for SiC Power Module
Published in 2023 IEEE 25th Electronics Packaging Technology Conference (EPTC) (05-12-2023)“…Performance of SiC based power module performance can be increased/enhanced due to its much higher power output, power dissipation and much greater packaging…”
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Conference Proceeding -
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Development of Low Temperature Processable Polyimides for Organic Hybrid Bonding Applications
Published in 2024 IEEE 74th Electronic Components and Technology Conference (ECTC) (28-05-2024)“…Low temperature curable polyimides with good process compatibility and minimal device damage have been developed for 3D stacking hybrid bonding technology…”
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Conference Proceeding -
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Novel Photo-definable Low Dk & Df Polyimide for Advanced Package of High Frequency Application
Published in 2023 IEEE 73rd Electronic Components and Technology Conference (ECTC) (01-05-2023)“…Advanced package requires photo imageable dielectric which possesses low Dk & Df properties for low transmission loss. This paper will introduce a new novel…”
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Conference Proceeding -
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Low Temperature Curable Low Dk & Df Polyimide for Millimeter-Wave Device
Published in 2021 IEEE 71st Electronic Components and Technology Conference (ECTC) (01-06-2021)“…In this paper, we developed novel low temperature curable (around 200∼250 °C) low Dk (2.7) & Df (0.002) polyimide with high glass transition temperature (Tg)…”
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Conference Proceeding -
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Development Of Low Dielectric Loss Polyimides And Fabrication Of Advanced Packagings For 5g ApplicationS
Published in 2020 International Wafer Level Packaging Conference (IWLPC) (13-10-2020)“…Recently we have developed novel polyimide adhesive sheet materials (PI sheet) which have advantages such as planarization, via-filling, low shrinkage (low…”
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Conference Proceeding -
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Polymer Dielectric Materials Evaluation for Hybrid Bonding Applications
Published in 2023 IEEE 25th Electronics Packaging Technology Conference (EPTC) (05-12-2023)“…Hybrid bonding is an emerging technology for advanced packaging and heterogeneous integration. In this work, Cu/polymer-based hybrid bonding is being evaluated…”
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Conference Proceeding -
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Evaluation of single layer adhesive material for thin wafer handling applications
Published in 2017 IEEE 19th Electronics Packaging Technology Conference (EPTC) (01-12-2017)“…Present study focuses on room temperature mechanical peeling temporary bonding and debonding (TBDB) method using single layer adhesive material, mainly to…”
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Conference Proceeding -
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Higher reliability for low-temperature curable positive-tone photo-definable dielectric materials
Published in 2017 IEEE 19th Electronics Packaging Technology Conference (EPTC) (01-12-2017)“…In this study, we have developed low-temperature curable positive-tone photo-definable dielectric materials with high elongation property for redistribution…”
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Conference Proceeding -
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Electrical and electroluminescent properties of poly( p-phenylene vinylene) LB films based LEDs using aluminum metal as the electrode
Published in Reactive & functional polymers (1996)“…The electrical properties of poly( p-phenylene vinylene) (PPV) Langmuir-Blodgett (LB) films were investigated, wherein transparent indium-tin oxide (ITO) and…”
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Journal Article Conference Proceeding