Electrical and Computer Engineering Department


Contact details:

Email:   judithku (at) post.bgu.ac.il

Phone: +972(0)505381795


Key words for expertise:

Quantum information, optical communication, general relativity.

Selected publications:

  1. Ido Ben-Dayan and Judy Kupferman, "Sourced scalar fluctuations in bouncing cosmology," Journal of Cosmology and Astroparticle Physics, Volume 2019, July 2019 
  2. Judy Kupferman and Shlomi Arnon. "Zero-error attacks on a quantum key distribution FSO system." OSA Continuum 1, no. 3 (2018): 1079-1086.
  3. Judy Kupferman and Shlomi Arnon. "Direct detection receiver for vortex beam." JOSA A 35, no. 9 (2018): 1543-1548.
  4. Judy Kupferman and Shlomi Arnon.​ "Secure free space communication with vortex beams." In Laser Communication and Propagation through the Atmosphere and Oceans VII, vol. 10770, p. 1077004. International Society for Optics and Photonics, 2018.​​
  5. ​Judy Kupferman, Shlomi Arnon​​. "Decoding algorithm for vortex communications receiver." Journal of Optics 20, no. 1 (2017): 015702.
  6. Judy Kupferman and Shlomi Arnon. "Energy saving for data centers using spatial multichannel optical wireless communication." Journal of Communications and Information Networks 2, no. 4 (2017): 88-99.
  7. Judy Kupferman and Shlomi Arnon. "Decision algorithm for data center vortex beam receiver." Journal of Optics 19, no. 12 (2017): 125702.
  8. Judy Kupferman, and Shlomi Arnon. "OWC with vortex beams in data center networks." In Advanced Free-Space Optical Communication Techniques and Applications III, vol. 10437, p. 1043705. International Society for Optics and Photonics, 2017.
  9. Judy Kupferman​​, "Comparisons of Black Hole Entropy​​," arXiv:1603.04274​
  10. Judy Kupferman, "Curvature Independence of Statistical Entropy," arXiv:1310.3938
  11. Ram Brustein, Judy Kupferman, "Black Hole Entropy Divergence and the Uncertainty Principle,"Phys. Rev.D 83, 124014 (2011).
  12. Judy Kupferman and Benni Reznik,"Entanglement and the speed of evolution in mixed states,"Phys. Rev.A 78, 042305 (2008).
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