esign and fabrication of polarized ingan light emitting diodes and THz polarizer based on subwavelength metallic nanogratings
esign and fabrication of polarized ingan light emitting diodes and THz polarizer based on subwavelength metallic nanogratings
... and fabrication of polarized InGaN light- emitting diodes and THz polarizer based on subwavelength metallic nanogratings InGaN light emitting diodes are poised to replace conventional light sources ... directions More recently, the viability of the polarized light source concept based on conventional c-plane GaN -based LEDs has been proven f...
Báo cáo hóa học: " Modification of Conductive Polymer for Polymeric Anodes of Flexible Organic Light-Emitting Diodes" pdf
... a C(1s), O(1s) spectra at normal take-off angle of 458, b S(2p) spectra at normal take-off angle of 458, and c S(2p) spectra at a smaller take-off angle of 25° 123 400 Luminous intensity (µW/cm2) ... in conductivity was achieved with the modification process Based on the modified polymeric anodes, FOLEDs were fabricated and compared with the FOLEDs of ITO anodes A lower turn volt...
Liquid phase epitaxial growth and fabrication of gallium phosphide green light emitting diodes
... LPE GROWTH AND FABRICATION OF GAP GREEN LEDS ABSTRACT Nitrogen-doped gallium phosphide is a material that has been well established for use in the fabrication of yellow -green light emitting diodes ... LIQUID PHASE EPITAXIAL GROWTH AND FABRICATION OF GALLIUM PHOSPHIDE GREEN LIGHT EMITTING DIODES CONTENTS ABSTRACT……………………………………………………………………… …...
Báo cáo sinh học: " Influence of helium-ion bombardment on the optical properties of ZnO nanorods/p-GaN light emitting diodes" pot
... applications The 2-MeV ions only have a minor effect on optical properties of the LED devise after irradiation with moderate fluences Conclusion In summary, the influence of He+ ion irradiation on the ... eV) The observation of the band-edge emissions at 380 nm (3.26 eV) are attributed to the first and second longitudinal optical (LO) phonon replica This is con...
báo cáo hóa học:" Influence of helium-ion bombardment on the optical properties of ZnO nanorods/p-GaN light emitting diodes" pdf
... applications The 2-MeV ions only have a minor effect on optical properties of the LED devise after irradiation with moderate fluences Conclusion In summary, the influence of He+ ion irradiation on the ... eV) The observation of the band-edge emissions at 380 nm (3.26 eV) are attributed to the first and second longitudinal optical (LO) phonon replica This is con...
Báo cáo hóa học: " Effect of triplet multiple quantum well structures on the performance of blue phosphorescent organic light emitting diodes" potx
... Effect of triplet multiple quantum well structures on the performance of blue phosphorescent organic light- emitting diodes Seokjae Lee†1, Jaryong Koo†1, Gunwoo Hyung†1, Donghwan Lim1, Donghyung ... the other devices due to a relatively narrow emissive region Conclusions In conclusion, the present study reports on the high efficiency blue PHOLEDs based...
Báo cáo hóa học: " Electrospray deposition of polymer thin films for organic light-emitting diodes" pot
... Electrospray deposition of polymer thin films for organic light-emitting diodes Wontae Hwang1, Guoqing Xin1, Minjun Cho1, Sung Min Cho1, and Heeyeop Chae*2 School of Chemical Engineering, ... Abstract Electrospray process was developed for organic layer deposition onto polymer organic light-emitting diode [PLED] devices in this work An electrospray can be u...
Báo cáo hóa học: " The origin of the red emission in n-ZnO nanotubes/p-GaN white light emitting diodes" pdf
... below the conduction band are denoted to be contributing to the red emission In summary, the origin of red emission in chemically obtained ZnO nanotubes has been investigated by EL spectra The ... (1.65 eV) The EL intensities of the green, yellow, orange, and the red emission (from 620 to 690 nm) are decreased, but the EL intensity of the red emiss...
Investigation of Mg doping profile in the pcladding layer for highbrightness AlGaInPbased light emitting diodes.
... having different Mg doping profiles in the p-cladding layer The layer As the [Cp2 Mg] /[III] value in the “b” zone was inset in (b) shows the relative increase of brightness for the same LEDs increased ... having different Mg doping profiles in the p-cladding layer Table I Detailed Mg doping profiles for “a,” “b,” and “c” zones in the p-cladding...
Luminescent materials for organic light emitting diodes (OLEDs) and bioimaging
... Phosphorescent materials for OLEDs Chapter 1.1 Introduction Mechanism and structures of organic light- emitting diodes (OLEDs) Light- emitting materials for OLEDs 1.2.1 Fluorescent materials 1.2.2 ... Alq3, TPD and PPV 1.1 Mechanism and structure of organic light- emitting diodes (OLEDs) Electroluminescence is obtained from light- emitting diodes...
Study of drop on demand inkjet printing technology with application to organic light emitting diodes
... Inkjet Printing Drop Ejection Parameters A.1 VI Summary SUMMARY This thesis aims to further investigate the application of drop- on- demand (DoD) inkjet printing technology in the fabrication of ... Discussion 118 4.3.1 ITO Surface Patterning 118 4.3.2 Drop- on- Demand Inkjet Printing of PEDOT:PSS 119 4.3.3 Characterization of P-OLED Devices 127 4.4 Conclus...
A WORLD WIDE REVIEW OF THE COMMERCIAL PRODUCTION OF BIODIESEL – A technological, economic and ecological investigation based on case studies pot
... Mag Stephan FRIEDRICH A WORLD WIDE REVIEW OF THE COMMERCIAL PRODUCTION OF BIODIESEL – A technological, economic and ecological investigation based on case studies SCHRIFTENREIHE ... to the connected database thus eliminating the need for data entry Administration of the questionnaire online offered several advantages over a paperand-pencil...
highly efficient blue organic light emitting diodes using quantum well like
... Highly efficient blue organic light- emitting diodes using quantum well- like multiple emissive layer structure Ju-An Yoon1 Email: jjuan25@naver.com ... Abstract In this study, the properties of blue organic light- emitting diodes (OLEDs), employing quantum well- like structure (QWS) that includes four different blue emissive materials of 4,4′-bis(2,2′-diph...
Báo cáo hóa học: " Light-emitting diodes enhanced by localized surface plasmon resonance" docx
... probed by time-resolved photoluminescence spectroscopy Appl Phys Lett 2005, 87:071102 33 Kwon MK, Kim JY, Kim BH, Park IK, Cho CY, Byeon CC, Park SJ: Surfaceplasmon -enhanced light-emitting diodes ... 12 of 12 doi:10.1186/1556-276X-6-199 Cite this article as: Gu et al.: Light-emitting diodes enhanced by localized surface plasmon resonance Nanoscale Research Letters 2011 6...
Báo cáo hóa học: " Bioconjugates of Glucose Oxidase and Gold Nanorods Based on Electrostatic Interaction with Enhanced Thermostability" ppt
... formation of a protein–polyelectrolyte complex at pH [ pI with polycations and at pH \ pI with polyanions can be easily achieved The bioconjugates of GOD and GNRs were fabricated using the electrostatic ... solution (10 mM, pH 7.0) Preparation of GOD/GNRs Bioconjugates The combination of GOD and GNRs was achieved using electrostatic interaction In detail, the above...
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