A picture recording bygone

The photo had been made by my supervisor in summer 2004. When my classmates for master degree graduated, I stayed for doctoral degree in HIT.

My resume

Name: Zhengjun Liu
Sex: Male
Day of birth: 1979/04/22
Nationality: People's Republic of China
Home: Shuangcheng, Heilongjiang
The homepage of my high school: http://www.zlzx.cn
The homepage of my university: http://www.hit.edu.cn/
My major: Optics

PhD. degree: 2007/07
Email:
zjliu2001@163.com
zjliu@hit.edu.cn

Interesting fields:
Fractional Fourier transform,
Image encryption,
Fractal,
Chaos,
Cellular automata.

My publications:
1. Zhengjun Liu, Haifa Zhao, Shutian Liu, A discrete fractional random transform, Optics Communications, 255: 357-365 (2005). [download]
2. Zhengjun Liu, Qing Guo, Shutian Liu, The discrete fractional random cosine and sine transforms, Optics Communications, 265:100-105 (2006) [download]
3. Zhengjun Liu, Shutian Liu, Randomization of the Fourier transform, Optics Letters, 32: 478-480 (2007). [download] [download MS ]
4. Jun Guo, Zhengjun Liu, Shutian Liu, Watermarking based on discrete fractional random transform, Optics Communications, 272: 344–348 (2007). [download]
5. Zhengjun Liu, Shutian Liu, Comment on "Optical image encryption with Hartley transforms", Optics Letters, 32: 766-766 (2007). [download]
6. Zhengjun Liu, Shutian Liu, Double image encryption based on iterative fractional Fourier transform, Optics Communications, 272: 324-329 (2007). . [download]
7. Zhengjun Liu, Haifa Zhao, Jianlong Liu, Jie Lin, Muhammad Ashfaq Ahmad, Shutian Liu, Generation of hollow Gaussian beams by spatial filtering, Optics Letters, 32(15): 2076-2078 (2007). [download]. [download MS]
8. Zhengjun Liu, Shutian Liu, Random fractional Fourier transform, Optics Letters, 32(15): 2088-2090 (2007). [download]. [download MS]
9. Zhengjun Liu, Shutian Liu, Comment on "Double-lens extended fractional Fourier transform", Applied Optics, 47(7): 617-618 (2008). [download]. [download MS]
10. Zhengjun Liu, Muhammad Ashfaq Ahmad, Shutian Liu, Image encryption scheme based on the commutation and anti-commutation rules, Optics Communications, 279(2): 285-290(2007). [download]

11. Zhengjun Liu, Muhammad Ashfaq Ahmad, Shutian Liu, A discrete fractional angular transform, Optics Communications, 281(6): 1424-1429 (2008). [download]

12. Zhengjun Liu, Muhammad Ashfaq Ahmad, Shutian Liu, Image sharing scheme based on combination theory, Optics Communications, 281(21): 5322-5325 (2008). [download]

13. Qing Guo, Zhengjun Liu, Shutian Liu, Robustness analysis of image watermarking based on discrete fractional random transform, Optical Engineering, 47(5): 057003 (2008). [download]

14. Zhengjun Liu, Jingmin Dai, Xiaogang Sun, Shutian Liu, Generation of hollow Gaussian beam by phase-only filtering, Optics Express, 16(24):19926-19933 (2008). [download]

15. Zhengjun Liu, Jingmin Dai, Xiaogang Sun, Shutian Liu, Triple image encryption scheme in fractional Fourier transform domains, Optics Communications, 282(4): 518-522 (2009). [download]

16. Zhengjun Liu, Shutian Liu, Muhammad Ashfaq Ahmad, Image sharing scheme based on discrete fractional random transform, Optik, (In press). [download]

17. Zhengjun Liu, Muhammad Ashfaq Ahmad, Shutian Liu, Image encryption based on double random amplitude coding in random Hartley transform domain, Optik, (In press). [download]

18. Zhengjun Liu, Qiuming Li, Jingmin Dai, Xiaogang Sun, Shutian Liu, Muhammad Ashfaq Ahmad, A new kind of double image encryption by using a cutting spectrum in the 1-D fractional Fourier transform domains, Optics Communications, 2009, 282(8): 1536-1540. [download]
19. Zhengjun Liu, Jingmin Dai, Xiaogang Sun, Shutian Liu, Single phase encoding method based on the fractional Fourier transform, Optik, (Accepted).
20. Zhengjun Liu, Jingmin Dai, Xiaoyi Zhao, Xiaogang Sun, Shutian Liu, Muhammad Ashfaq Ahmad, Generation of dark hollow beam by use of phase-only filtering, Optics and Lasers in Engineering, (Accepted).