alex, front image - cropped

Hello, I’m alex.

I am a PhD student at the human-computer-interaction lab at the Hasso Plattner Institute (Potsdam, Germany) of Patrick Baudisch. I am interested in metamaterials, mechanical properties in fabrication, and haptics.

My PhD topic is on “Metamaterial Mechanisms”.

on the web: twitter, google scholar, research gateLinkedIn (don’t search, I’m not on facebook.)

curriculum vitae: PDF


PhD topic


Metamaterial Textures.
Alexandra Ion, Robert Kovacs, Oliver Schneider, Pedro Lopes and Patrick Baudisch.
In Proceedings of CHI’18. Montreal, Canada, April 21 – 26, 2018.

Digital Mechanical Metamaterials.
Alexandra Ion, Ludwig Wall, Robert Kovacs, and Patrick Baudisch.
In Proceedings of CHI’17. Denver, CO, May 6 – 11, 2017. PDF

Metamaterial Mechanisms. 
Alexandra Ion, Johannes Frohnhofen, Ludwig Wall, Robert Kovacs, Mirela Alistar, Jack Lindsay, Pedro Lopes, Hsiang-Ting Chen, and Patrick Baudisch.
In Proceedings of UIST’16. Tokyo, Japan, October 16 – 19, 2016. pp. 529-539. BEST PAPER HONORABLE MENTION. PDF


Other publications (haptics, large displays)

Skin drag displays: dragging a physical tactor across the user’s skin produces a stronger tactile stimulus than vibrotactile.
Alexandra Ion, Edward Wang, and Patrick Baudisch.
In Proceedings of CHI’15. Seoul, Korea, April 18 – 23, 2015. PDF

Impacto: Simulating Physical Impact by Combining Tactile Stimulation with Electrical Muscle Stimulation.
Pedro Lopes, Alexandra Ion, Patrick Baudisch.
In Proceedings of UIST’15. Charlotte, NC, November 8 – 11, 2015. pp. 11-19. PDF

Proprioceptive  Interaction.
Pedro Lopes, Alexandra Ion, Willi Mueller, Daniel Hoffmann, Patrik Jonell, Patrick Baudisch.
In Proceedings of CHI’15. Seuol, Korea, April 18 – 23, 2015. PDF


Using Your Own Muscles: Realistic physical experiences in VR.
Pedro Lopes, Alexandra Ion, Robert Kovacs.
XRDS, Fall 2015, Vol. 22. PDF

Canyon: Providing location awareness of multiple moving objects in a detail view on large displays.
Alexandra Ion, Yu-Ling Chang, Michael Haller, Mark Hancock, Stacey Scott.
In Proceedings of CHI’13. Paris, France, April 27 – May 2, 2013. pp. 3149-3158. BEST PAPER HONORABLE MENTION. PDF

Understanding mid-air hand gestures: A study of human preferences in usage of gesture types for HCI.
Roland Aigner, Daniel Wigdor, Hrvoje Benko, Michael Haller, David Lindbauer, Alexandra Ion, Shengdong Zhao, and Jeffrey Tzu Kwan Valino Koh. Technical Report MSR-TR-2012-111. 2012. PDF



Organizing committee:
UIST 2018 – local arrangements co-chair
UIST 2017 – Student Volunteer co-chair
UIST 2016 – documentation chair

CHI 2018 – 2014
UIST 2017, 2016
DIS 2017, 2016
TEI 2018, 2017
Augmented Human 2016, 2015
World Haptics 2015, 2017
Haptics Symposium 2018
SUI 2016
ICMI 2017
IWC 2014

Student volunteer: CHI 2016, UIST 2015, ITS 2014