E. Fred Schubert

14.8k citations

126 papers · 11.3k indexed · 5 hit papers · h-index 42

Impact in

Condensed Matter Physics top 0.2%
- GaN-based semiconductor devices and materials
Surfaces, Coatings and Films top 0.1%
- Optical Coatings and Gratings

Papers in

Surfaces, Coatings and Films 47
- Optical Coatings and Gratings 46
Condensed Matter Physics 59
- GaN-based semiconductor devices and materials 59

Co-authors: Jong Kyu Kim Jingtian Xi M. Schubert Th. Gessmann Jaehee Cho Shawn-Yu Lin Sameer Chhajed J. Smart
Journals: Applied Physics Letters (26 papers)Journal of Applied Physics (8 papers)Optics Express (7 papers)Journal of Crystal Growth (5 papers)Optics Letters (3 papers)
Partner nations: United States South Korea Taiwan

In The Last Decade

E. Fred Schubert

122 papers receiving 10.9k citations

Hit Papers

5 papers align trajectories log scale

Optical thin-film materials with low refractive index for broadband elimination of Fresnel reflection 2007 · 996 citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

2007 Nature Photonics
2006 Light-Emitting Diodes: Light-Emitting Diodes
2006 Light-Emitting Diodes by E. Fred Schubert
2005 Science
2003 Journal of Applied Physics

Peers

Countries citing papers authored by E. Fred Schubert

Since Specialization

Citations

This map shows the geographic impact of E. Fred Schubert's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by E. Fred Schubert with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites E. Fred Schubert more than expected).

Fields of papers citing papers by E. Fred Schubert

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by E. Fred Schubert. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by E. Fred Schubert. The network helps show where E. Fred Schubert may publish in the future.

Co-authors

The 25 scholars most cited alongside E. Fred Schubert, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with E. Fred Schubert Line = papers co-authored together E. Fred Schubert links everyone, so they are left out of the graph.

All Works

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20 of 20 papers shown

#	Work
1	A next-generation light-emitting device: ZOGAN LED with a heterogeneous p-layer composed of oxide and nitride semiconductors AIP Advances ·Yung Ryel Ryu, Sung Ki Hong, E. Fred Schubert, Dong-Min Jeon, Dong‐Soo Shin, Jong‐In Shim, Sang-Mook Kim, Jong Hyeob Baek	2024	0
2	Efficiency droop in GaN-based light-emitting diodes Open Access System for Information Sharing (Pohang University of Science and Technology) ·김종규, M. H. Kim, Martin F. Schubert, Qi Dai, Joachim Piprek, S.-M. Lee, Su‐Jung Yoon, Cheolsoo Sone, Y. Park, D. D. Koleske, Mary H. Crawford, S. R. Lee, E. Fred Schubert	2018	0
3	Optically functional surface structures for GaN-based light-emitting diodes Journal of Materials Chemistry C ·Ming Ma, Jaehee Cho, E. Fred Schubert, Gi Bum Kim, Cheolsoo Sone	2013	6
4	Development of Nanostructured Antireflection Coatings for EO/IR Sensor and Solar Cell Applications Materials Sciences and Applications ·Ashok K. Sood, Adam W. Sood, Roger E. Welser, Gopal G. Pethuraja, Yash R. Puri, Xing Yan, David J. Poxson, Jaehee Cho, E. Fred Schubert, Nibir K. Dhar, Dennis L. Polla, Pradeep Haldar, Jennifer L. Harvey	2012	8
5	Efficiency Droop in III-Nitride LEDs Asia Communications and Photonics Conference ·Min‐Ho Kim, Youngsun Kim, Sung Tae Kim, Jaehee Cho, E. Fred Schubert	2012	1
6	Enhanced broadband and omni-directional performance of polycrystalline Si solar cells by using discrete multilayer antireflection coatings Optics Express ·Seung Jae Oh, Sameer Chhajed, David J. Poxson, Jaehee Cho, E. Fred Schubert, Sung Ju Tark, Donghwan Kim, Jong Kyu Kim	2012	34
7	High-performance antireflection coatings utilizing nanoporous layers MRS Bulletin ·David J. Poxson, Mei-Ling Kuo, Frank W. Mont, Y.-S. Kim, Xing Yan, Roger E. Welser, Ashok K. Sood, Jaehee Cho, Shawn-Yu Lin, E. Fred Schubert	2011	41
8	Demonstration of optical interference filters utilizing tunable refractive index layers Optics Express ·David J. Poxson, Frank W. Mont, M. Schubert, Jong Kyu Kim, Jaehee Cho, E. Fred Schubert	2010	11
9	Improved color rendering and luminous efficacy in phosphor-converted white light-emitting diodes by use of dual-blue emitting active regions Optics Express ·Roya Mirhosseini, Martin F. Schubert, Sameer Chhajed, Jaehee Cho, Jong Kyu Kim, E. Fred Schubert	2009	71
10	The role of solid surface structure on dropwise phase change processes International Journal of Heat and Mass Transfer ·Manas Ojha, Arya Chatterjee, Frank W. Mont, E. Fred Schubert, Peter Wayner, Joel L. Plawsky	2009	23
11	Realization of a near-perfect antireflection coating for silicon solar energy utilization Optics Letters ·Mei-Ling Kuo, David J. Poxson, Yong‐Sung Kim, Frank W. Mont, Jong Kyu Kim, E. Fred Schubert, Shawn-Yu Lin	2008	191
12	Materials challenges for solid-state lighting Bulletin of the American Physical Society ·E. Fred Schubert	2006	1
13	Very low-refractive-index optical thin films consisting of an array of SiO_2 nanorods Optics Letters ·Jingtian Xi, Jong Kyu Kim, E. Fred Schubert, Dexian Ye, Tongxin Lu, Shawn-Yu Lin, Jasbir S. Juneja	2006	93
14	Junction temperature in light-emitting diodes assessed by different methods Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE ·Sameer Chhajed, Y. Xi, Thomas Gessmann, Jingqun Xi, Jay Shah, Jong Kyu Kim, E. Fred Schubert	2005	80
15	Omnidirectional reflector using nanoporous SiO_2 as a low-refractive-index material Optics Letters ·Jingtian Xi, Manas Ojha, Woojin Cho, Joel L. Plawsky, W. N. Gill, Th. Gessmann, E. Fred Schubert	2005	62
16	Illumination sources based on multiple light-emitting diodes Conference on Lasers and Electro-Optics ·Y.-L. Li, Jay Shah, Roger W. Jackson, Th. Gessmann, E. Fred Schubert	2004	1
17	Light-emitting diodes with omni-directional reflectors Conference on Lasers and Electro-Optics ·Th. Gessmann, Y.-L. Li, J.W. Graff, E. Fred Schubert, K. Streubel, Jinn‐Kong Sheu	2003	2
18	Fabrication and Optical Pumping of Laser Cavities Made by Cleaving and Wet Chemical Etching MRS Proceedings ·D. A. Stocker, E. Fred Schubert, W. Grieshaber, Joan M. Redwing, K. S. Boutros, J.S. Flynn, R. P. Vaudo	1997	1
19	Resonant-cavity light emitting diodes Brazilian Journal of Physics ·A.Y Cho, D.L. Sivco, N. E. J. Hunt, E. Fred Schubert	1994	1
20	Low-dimensional microstructure in GaAs semiconductors (A) Journal of the Optical Society of America B ·E. Fred Schubert, J. E. Cunningham, Won−Tien Tsang, K. F. Lee, T. H. Chiu	1987	2

About E. Fred Schubert

E. Fred Schubert is a scholar working on Surfaces, Coatings and Films, Condensed Matter Physics, Atomic and Molecular Physics, and Optics, Electrical and Electronic Engineering and Electronic, Optical and Magnetic Materials, having authored 126 papers that have together received 11.3k indexed citations. Recurring topics across this work include GaN-based semiconductor devices and materials (59 papers), Optical Coatings and Gratings (46 papers), Semiconductor Quantum Structures and Devices (29 papers), Semiconductor Lasers and Optical Devices (29 papers), Photonic and Optical Devices (29 papers), Photonic Crystals and Applications (26 papers), ZnO doping and properties (19 papers) and Ga2O3 and related materials (14 papers). The work is most often cited by research in Condensed Matter Physics (4.3k citations), Surfaces, Coatings and Films (2.0k citations), Materials Chemistry (5.1k citations), Electrical and Electronic Engineering (6.1k citations) and Atomic and Molecular Physics, and Optics (3.1k citations). E. Fred Schubert has collaborated with scholars based in United States, South Korea and Taiwan. Frequent co-authors include Jong Kyu Kim, Jingtian Xi, M. Schubert, Th. Gessmann, Jaehee Cho, Shawn-Yu Lin, Sameer Chhajed, J. Smart, Minfeng Chen and Jay Shah. Their work appears in journals such as Applied Physics Letters, Journal of Applied Physics, Optics Express, Journal of Crystal Growth and Optics Letters.

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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