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1,800 results
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Analysis of circadian properties and healthy levels of blue light from smartphones at night.
Oh JH, Yoo H, Park HK, Do YR. Oh JH, et al. Sci Rep. 2015 Jun 18;5:11325. doi: 10.1038/srep11325. Sci Rep. 2015. PMID: 26085126 Free PMC article.
Full down-conversion of amber-emitting phosphor-converted light-emitting diodes with powder phosphors and a long-wave pass filter.
Oh JR, Cho SH, Park HK, Oh JH, Lee YH, Do YR. Oh JR, et al. Among authors: oh jh. Opt Express. 2010 May 24;18(11):11063-72. doi: 10.1364/OE.18.011063. Opt Express. 2010. PMID: 20588963
The realization of a whole palette of colors in a green gap by monochromatic phosphor-converted light-emitting diodes.
Oh JR, Cho SH, Oh JH, Kim YK, Lee YH, Kim W, Do YR. Oh JR, et al. Among authors: oh jh. Opt Express. 2011 Feb 28;19(5):4188-98. doi: 10.1364/OE.19.004188. Opt Express. 2011. PMID: 21369248
New paradigm of multi-chip white LEDs: combination of an InGaN blue LED and full down-converted phosphor-converted LEDs.
Oh JH, Oh JR, Park HK, Sung YG, Do YR. Oh JH, et al. Among authors: oh jr. Opt Express. 2011 May 9;19 Suppl 3:A270-9. doi: 10.1364/OE.19.00A270. Opt Express. 2011. PMID: 21643368
Highly efficient full-color display based on blue LED backlight and electrochromic light-valve coupled with front-emitting phosphors.
Oh JR, Park HK, Oh JH, Kouh T, Do YR. Oh JR, et al. Among authors: oh jh. Opt Express. 2011 Aug 15;19(17):16022-31. doi: 10.1364/OE.19.016022. Opt Express. 2011. PMID: 21934966
Highly-efficient, tunable green, phosphor-converted LEDs using a long-pass dichroic filter and a series of orthosilicate phosphors for tri-color white LEDs.
Oh JH, Oh JR, Park HK, Sung YG, Do YR. Oh JH, et al. Among authors: oh jr. Opt Express. 2012 Jan 2;20(1):A1-12. doi: 10.1364/oe.20.0000a1. Opt Express. 2012. PMID: 22379669
Toward scatter-free phosphors in white phosphor-converted light-emitting diodes.
Park HK, Oh JH, Do YR. Park HK, et al. Among authors: oh jh. Opt Express. 2012 Apr 23;20(9):10218-28. doi: 10.1364/OE.20.010218. Opt Express. 2012. PMID: 22535113 Free PMC article.
Excellent color rendering indexes of multi-package white LEDs.
Oh JH, Yang SJ, Sung YG, Do YR. Oh JH, et al. Opt Express. 2012 Aug 27;20(18):20276-85. doi: 10.1364/OE.20.020276. Opt Express. 2012. PMID: 23037079
Improved color coordinates of green monochromatic pc-LED capped with a band-pass filter.
Oh JH, Yang SJ, Sung YG, Do YR. Oh JH, et al. Opt Express. 2013 Feb 25;21(4):4539-50. doi: 10.1364/OE.21.004539. Opt Express. 2013. PMID: 23481987
Hybrid 2D photonic crystal-assisted Lu3Al5O12:Ce ceramic-plate phosphor and free-standing red film phosphor for white LEDs with high color-rendering index.
Park HK, Oh JH, Kang H, Zhang J, Do YR. Park HK, et al. Among authors: oh jh. ACS Appl Mater Interfaces. 2015 Mar 4;7(8):4549-59. doi: 10.1021/am507237n. Epub 2015 Feb 23. ACS Appl Mater Interfaces. 2015. PMID: 25675264
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