Abstract

This is a reply to the comments by Hu et al. directed to a previous paper “Toward scatter-free phosphors in white phosphor-converted light-emitting diodes” by Park et al., [Opt. Express 20(9), 10218 (2012)].

© 2013 OSA

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References

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  1. H. K. Park, J. H. Oh, and Y. R. Do, “Toward scatter-free phosphors in white phosphor-converted light-emitting diodes,” Opt. Express 20(9), 10218–10228 (2012).
    [CrossRef] [PubMed]
  2. Y. X. Pan, W. Wang, G. K. Liu, S. Skanthakumar, R. A. Rosenberg, X. Z. Guo, and K. K. Li, “Correlation between structure variation and luminescence red shift in YAG:Ce,” J. Alloy. Comp. 488(2), 638–642 (2009).
    [CrossRef]
  3. H. Yang, D.-K. Lee, and Y.-S. Kim, “Spectral variations of nano-sized Y3Al5O12:Ce phosphors via codoping/substitution and their white LED characteristics,” Mater. Chem. Phys. 114(2-3), 665–669 (2009).
    [CrossRef]
  4. S. Fujita, Y. Umayahara, and S. Tanabe, “Influence of light scattering on luminous efficacy in Ce:YAG glass-ceramic phosphor,” J. Ceram. Soc. Jpn. 118(1374), 128–131 (2010).
    [CrossRef]
  5. C. Sommer, J. R. Krenn, P. Hartmann, P. Pachler, M. Schweighart, S. Tasch, and F. P. Wenzl, “The effect of the phosphor particle sizes on the angular homogeneity of phosphor-converted high-power white LED light sources,” IEEE J. Sel. Top. Quantum Electron. 15(4), 1181–1188 (2009).
    [CrossRef]
  6. Z. Y. Liu, C. Li, B. H. Yu, Y. H. Wang, and H. B. Niu, “Effects of YAG:Ce phosphor particle size on luminous flux and angular color uniformity of phosphor-converted white LEDs,” J. Display Technol. 8(6), 329–335 (2012).
    [CrossRef]
  7. R. Hu, X. B. Luo, and S. Liu, “Study on the optical properties of conformal coating light-emitting diode by Monte Carlo simulation,” IEEE Photon. Technol. Lett. 23(22), 1673–1675 (2011).
    [CrossRef]
  8. R. Hu, X. B. Luo, H. Zheng, Z. Qin, Z. Q. Gan, B. L. Wu, and S. Liu, “Design of a novel freeform lens for LED uniform illumination and conformal phosphor coating,” Opt. Express 20(13), 13727–13737 (2012).
    [CrossRef] [PubMed]

2012 (3)

2011 (1)

R. Hu, X. B. Luo, and S. Liu, “Study on the optical properties of conformal coating light-emitting diode by Monte Carlo simulation,” IEEE Photon. Technol. Lett. 23(22), 1673–1675 (2011).
[CrossRef]

2010 (1)

S. Fujita, Y. Umayahara, and S. Tanabe, “Influence of light scattering on luminous efficacy in Ce:YAG glass-ceramic phosphor,” J. Ceram. Soc. Jpn. 118(1374), 128–131 (2010).
[CrossRef]

2009 (3)

C. Sommer, J. R. Krenn, P. Hartmann, P. Pachler, M. Schweighart, S. Tasch, and F. P. Wenzl, “The effect of the phosphor particle sizes on the angular homogeneity of phosphor-converted high-power white LED light sources,” IEEE J. Sel. Top. Quantum Electron. 15(4), 1181–1188 (2009).
[CrossRef]

Y. X. Pan, W. Wang, G. K. Liu, S. Skanthakumar, R. A. Rosenberg, X. Z. Guo, and K. K. Li, “Correlation between structure variation and luminescence red shift in YAG:Ce,” J. Alloy. Comp. 488(2), 638–642 (2009).
[CrossRef]

H. Yang, D.-K. Lee, and Y.-S. Kim, “Spectral variations of nano-sized Y3Al5O12:Ce phosphors via codoping/substitution and their white LED characteristics,” Mater. Chem. Phys. 114(2-3), 665–669 (2009).
[CrossRef]

Do, Y. R.

Fujita, S.

S. Fujita, Y. Umayahara, and S. Tanabe, “Influence of light scattering on luminous efficacy in Ce:YAG glass-ceramic phosphor,” J. Ceram. Soc. Jpn. 118(1374), 128–131 (2010).
[CrossRef]

Gan, Z. Q.

Guo, X. Z.

Y. X. Pan, W. Wang, G. K. Liu, S. Skanthakumar, R. A. Rosenberg, X. Z. Guo, and K. K. Li, “Correlation between structure variation and luminescence red shift in YAG:Ce,” J. Alloy. Comp. 488(2), 638–642 (2009).
[CrossRef]

Hartmann, P.

C. Sommer, J. R. Krenn, P. Hartmann, P. Pachler, M. Schweighart, S. Tasch, and F. P. Wenzl, “The effect of the phosphor particle sizes on the angular homogeneity of phosphor-converted high-power white LED light sources,” IEEE J. Sel. Top. Quantum Electron. 15(4), 1181–1188 (2009).
[CrossRef]

Hu, R.

R. Hu, X. B. Luo, H. Zheng, Z. Qin, Z. Q. Gan, B. L. Wu, and S. Liu, “Design of a novel freeform lens for LED uniform illumination and conformal phosphor coating,” Opt. Express 20(13), 13727–13737 (2012).
[CrossRef] [PubMed]

R. Hu, X. B. Luo, and S. Liu, “Study on the optical properties of conformal coating light-emitting diode by Monte Carlo simulation,” IEEE Photon. Technol. Lett. 23(22), 1673–1675 (2011).
[CrossRef]

Kim, Y.-S.

H. Yang, D.-K. Lee, and Y.-S. Kim, “Spectral variations of nano-sized Y3Al5O12:Ce phosphors via codoping/substitution and their white LED characteristics,” Mater. Chem. Phys. 114(2-3), 665–669 (2009).
[CrossRef]

Krenn, J. R.

C. Sommer, J. R. Krenn, P. Hartmann, P. Pachler, M. Schweighart, S. Tasch, and F. P. Wenzl, “The effect of the phosphor particle sizes on the angular homogeneity of phosphor-converted high-power white LED light sources,” IEEE J. Sel. Top. Quantum Electron. 15(4), 1181–1188 (2009).
[CrossRef]

Lee, D.-K.

H. Yang, D.-K. Lee, and Y.-S. Kim, “Spectral variations of nano-sized Y3Al5O12:Ce phosphors via codoping/substitution and their white LED characteristics,” Mater. Chem. Phys. 114(2-3), 665–669 (2009).
[CrossRef]

Li, C.

Li, K. K.

Y. X. Pan, W. Wang, G. K. Liu, S. Skanthakumar, R. A. Rosenberg, X. Z. Guo, and K. K. Li, “Correlation between structure variation and luminescence red shift in YAG:Ce,” J. Alloy. Comp. 488(2), 638–642 (2009).
[CrossRef]

Liu, G. K.

Y. X. Pan, W. Wang, G. K. Liu, S. Skanthakumar, R. A. Rosenberg, X. Z. Guo, and K. K. Li, “Correlation between structure variation and luminescence red shift in YAG:Ce,” J. Alloy. Comp. 488(2), 638–642 (2009).
[CrossRef]

Liu, S.

R. Hu, X. B. Luo, H. Zheng, Z. Qin, Z. Q. Gan, B. L. Wu, and S. Liu, “Design of a novel freeform lens for LED uniform illumination and conformal phosphor coating,” Opt. Express 20(13), 13727–13737 (2012).
[CrossRef] [PubMed]

R. Hu, X. B. Luo, and S. Liu, “Study on the optical properties of conformal coating light-emitting diode by Monte Carlo simulation,” IEEE Photon. Technol. Lett. 23(22), 1673–1675 (2011).
[CrossRef]

Liu, Z. Y.

Luo, X. B.

R. Hu, X. B. Luo, H. Zheng, Z. Qin, Z. Q. Gan, B. L. Wu, and S. Liu, “Design of a novel freeform lens for LED uniform illumination and conformal phosphor coating,” Opt. Express 20(13), 13727–13737 (2012).
[CrossRef] [PubMed]

R. Hu, X. B. Luo, and S. Liu, “Study on the optical properties of conformal coating light-emitting diode by Monte Carlo simulation,” IEEE Photon. Technol. Lett. 23(22), 1673–1675 (2011).
[CrossRef]

Niu, H. B.

Oh, J. H.

Pachler, P.

C. Sommer, J. R. Krenn, P. Hartmann, P. Pachler, M. Schweighart, S. Tasch, and F. P. Wenzl, “The effect of the phosphor particle sizes on the angular homogeneity of phosphor-converted high-power white LED light sources,” IEEE J. Sel. Top. Quantum Electron. 15(4), 1181–1188 (2009).
[CrossRef]

Pan, Y. X.

Y. X. Pan, W. Wang, G. K. Liu, S. Skanthakumar, R. A. Rosenberg, X. Z. Guo, and K. K. Li, “Correlation between structure variation and luminescence red shift in YAG:Ce,” J. Alloy. Comp. 488(2), 638–642 (2009).
[CrossRef]

Park, H. K.

Qin, Z.

Rosenberg, R. A.

Y. X. Pan, W. Wang, G. K. Liu, S. Skanthakumar, R. A. Rosenberg, X. Z. Guo, and K. K. Li, “Correlation between structure variation and luminescence red shift in YAG:Ce,” J. Alloy. Comp. 488(2), 638–642 (2009).
[CrossRef]

Schweighart, M.

C. Sommer, J. R. Krenn, P. Hartmann, P. Pachler, M. Schweighart, S. Tasch, and F. P. Wenzl, “The effect of the phosphor particle sizes on the angular homogeneity of phosphor-converted high-power white LED light sources,” IEEE J. Sel. Top. Quantum Electron. 15(4), 1181–1188 (2009).
[CrossRef]

Skanthakumar, S.

Y. X. Pan, W. Wang, G. K. Liu, S. Skanthakumar, R. A. Rosenberg, X. Z. Guo, and K. K. Li, “Correlation between structure variation and luminescence red shift in YAG:Ce,” J. Alloy. Comp. 488(2), 638–642 (2009).
[CrossRef]

Sommer, C.

C. Sommer, J. R. Krenn, P. Hartmann, P. Pachler, M. Schweighart, S. Tasch, and F. P. Wenzl, “The effect of the phosphor particle sizes on the angular homogeneity of phosphor-converted high-power white LED light sources,” IEEE J. Sel. Top. Quantum Electron. 15(4), 1181–1188 (2009).
[CrossRef]

Tanabe, S.

S. Fujita, Y. Umayahara, and S. Tanabe, “Influence of light scattering on luminous efficacy in Ce:YAG glass-ceramic phosphor,” J. Ceram. Soc. Jpn. 118(1374), 128–131 (2010).
[CrossRef]

Tasch, S.

C. Sommer, J. R. Krenn, P. Hartmann, P. Pachler, M. Schweighart, S. Tasch, and F. P. Wenzl, “The effect of the phosphor particle sizes on the angular homogeneity of phosphor-converted high-power white LED light sources,” IEEE J. Sel. Top. Quantum Electron. 15(4), 1181–1188 (2009).
[CrossRef]

Umayahara, Y.

S. Fujita, Y. Umayahara, and S. Tanabe, “Influence of light scattering on luminous efficacy in Ce:YAG glass-ceramic phosphor,” J. Ceram. Soc. Jpn. 118(1374), 128–131 (2010).
[CrossRef]

Wang, W.

Y. X. Pan, W. Wang, G. K. Liu, S. Skanthakumar, R. A. Rosenberg, X. Z. Guo, and K. K. Li, “Correlation between structure variation and luminescence red shift in YAG:Ce,” J. Alloy. Comp. 488(2), 638–642 (2009).
[CrossRef]

Wang, Y. H.

Wenzl, F. P.

C. Sommer, J. R. Krenn, P. Hartmann, P. Pachler, M. Schweighart, S. Tasch, and F. P. Wenzl, “The effect of the phosphor particle sizes on the angular homogeneity of phosphor-converted high-power white LED light sources,” IEEE J. Sel. Top. Quantum Electron. 15(4), 1181–1188 (2009).
[CrossRef]

Wu, B. L.

Yang, H.

H. Yang, D.-K. Lee, and Y.-S. Kim, “Spectral variations of nano-sized Y3Al5O12:Ce phosphors via codoping/substitution and their white LED characteristics,” Mater. Chem. Phys. 114(2-3), 665–669 (2009).
[CrossRef]

Yu, B. H.

Zheng, H.

IEEE J. Sel. Top. Quantum Electron. (1)

C. Sommer, J. R. Krenn, P. Hartmann, P. Pachler, M. Schweighart, S. Tasch, and F. P. Wenzl, “The effect of the phosphor particle sizes on the angular homogeneity of phosphor-converted high-power white LED light sources,” IEEE J. Sel. Top. Quantum Electron. 15(4), 1181–1188 (2009).
[CrossRef]

IEEE Photon. Technol. Lett. (1)

R. Hu, X. B. Luo, and S. Liu, “Study on the optical properties of conformal coating light-emitting diode by Monte Carlo simulation,” IEEE Photon. Technol. Lett. 23(22), 1673–1675 (2011).
[CrossRef]

J. Alloy. Comp. (1)

Y. X. Pan, W. Wang, G. K. Liu, S. Skanthakumar, R. A. Rosenberg, X. Z. Guo, and K. K. Li, “Correlation between structure variation and luminescence red shift in YAG:Ce,” J. Alloy. Comp. 488(2), 638–642 (2009).
[CrossRef]

J. Ceram. Soc. Jpn. (1)

S. Fujita, Y. Umayahara, and S. Tanabe, “Influence of light scattering on luminous efficacy in Ce:YAG glass-ceramic phosphor,” J. Ceram. Soc. Jpn. 118(1374), 128–131 (2010).
[CrossRef]

J. Display Technol. (1)

Mater. Chem. Phys. (1)

H. Yang, D.-K. Lee, and Y.-S. Kim, “Spectral variations of nano-sized Y3Al5O12:Ce phosphors via codoping/substitution and their white LED characteristics,” Mater. Chem. Phys. 114(2-3), 665–669 (2009).
[CrossRef]

Opt. Express (2)

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