Highly Efficient White LEDs by Using Near Unity Emitting Colloidal Quantum Dots in Liquid Medium

Asim Onal; Guncem Ozgun Eren; Sadra Sadeghi; Sadra Sadeghi; Rustamzhon Melikov; Rustamzhon Melikov; Mertcan Han; Onuralp Karatum; Melek Sermin Ozer; Houman Bahmani Jalali; Houman Bahmani Jalali; Itir Bakis Dogru-Yuksel; Iskender Yilgor; Iskender Yilgor; Önder Metin; Önder Metin; Önder Metin; Sedat Nizamoğlu; Sedat Nizamoğlu; Sedat Nizamoğlu; Sedat Nizamoğlu

doi:10.1364/NOMA.2022.NoW4D.1

Optica Advanced Photonics Congress 2022
Technical Digest Series (Optica Publishing Group, 2022),
paper NoW4D.1
•https://doi.org/10.1364/NOMA.2022.NoW4D.1

Highly Efficient White LEDs by Using Near Unity Emitting Colloidal Quantum Dots in Liquid Medium

Asim Onal, Guncem Ozgun Eren, Sadra Sadeghi, Rustamzhon Melikov, Mertcan Han, Onuralp Karatum, Melek Sermin Ozer, Houman Bahmani Jalali, Itir Bakis Dogru-Yuksel, Iskender Yilgor, Önder Metin, and Sedat Nizamoğlu

Novel Optical Materials and Applications 2022

Maastricht,Limburg Netherlands
24–28 July 2022
ISBN: 978-1-957171-16-6

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Light-Emmissive Materials & Devices (NoW4D)

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A. Onal, G. O. Eren, S. Sadeghi, R. Melikov, M. Han, O. Karatum, M. S. Ozer, H. B. Jalali, I. B. Dogru-Yuksel, I. Yilgor, Ö. Metin, and S. Nizamoğlu, "Highly Efficient White LEDs by Using Near Unity Emitting Colloidal Quantum Dots in Liquid Medium," in Optica Advanced Photonics Congress 2022, Technical Digest Series (Optica Publishing Group, 2022), paper NoW4D.1.

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Abstract

We developed quantum dot (QD) based color-conversion white LEDs that reach over 150 lumens per electrical Watt. For that we synthesized alloyed ZnCdSe/ZnSe QDs with 94% of quantum efficiency and injected QD-liquids on blue LEDs.

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