All Stories

  1. Tiny robot flies steadily on ionic wind — no moving parts

    Article • Nature Communications, August 2026, Springer Science + Business Media

    Professor Wei Li

  2. Smart e-nose and e-tongue: porous RF sensors that taste and smell

    Article • ACS Applied Materials & Interfaces, June 2026, American Chemical Society (ACS)

    Professor Wei Li

  3. NRD waveguides: low-loss plumbing for 6G millimeter-wave signals

    Article • IEEE Internet of Things Journal, June 2026, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Wei Li

  4. A magnetic rotor that harvests electricity from slow, everyday motion

    Article • IEEE/ASME Transactions on Mechatronics, April 2026, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Wei Li

  5. Wearable sensors with built-in AI assess brain injuries on the spot

    Article • IEEE Internet of Things Journal, March 2026, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Wei Li

  6. A tiny dual-band MIMO antenna that keeps implants connected

    Article • Biosensors, March 2026, MDPI AG

    Professor Wei Li

  7. A triple-band antenna serving both capsule endoscopes and cardiac implants

    Article • Micromachines, February 2026, MDPI AG

    Professor Wei Li

  8. Silk fibroin gives shape-memory hydrogels a tunable internal clock

    Article • Advanced Functional Materials, December 2025, Wiley

    Professor Wei Li

  9. A high-thrust ion wind engine brings controllable flight to microrobots

    Article • Proceedings of the Institution of Civil Engineers - Energy, December 2025, Elsevier

    Professor Wei Li

  10. A cubic MIMO antenna that isolates itself for safer implants

    Article • IEEE Journal of Microwaves, September 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Wei Li

  11. A compact dual-band 3D MIMO antenna for body implants

    Article • August 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Wei Li

  12. A miniature MIMO antenna riding inside capsule endoscopes

    Article • August 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Wei Li

  13. Stretchable hydrogels with a silk skeleton for drug-delivery microrobots

    Article • August 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Wei Li

  14. An implantable MIMO antenna keeping leadless pacemakers connected

    Article • August 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Wei Li

  15. Counting single molecules with a self-oscillating nanowire

    Article • ACS Applied Materials & Interfaces, May 2025, American Chemical Society (ACS)

    Professor Wei Li

  16. Ferroelectret nanogenerators are finding their calling in medicine

    Article • FlexMat, May 2025, Wiley

    Professor Wei Li

  17. Cascaded quartz resonators make one VOC sensor do the work of many

    Article • IEEE Electron Device Letters, March 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Wei Li

  18. A lithium niobate transformer powers an ion thruster with no bulky electronics

    Article • Micromachines, February 2025, MDPI AG

    Professor Wei Li

  19. A miniaturized frequency reader for quartz-crystal microbalance sensors

    Article • Advanced Sensor Research, December 2024, Wiley

    Professor Wei Li

  20. Stretchy self-charging sticker turns body movement into power for smarter sports tracking

    Article • Nano Trends, December 2024, Elsevier

    Professor Wei Li

  21. An ultrathin sensor film that reads facial expressions

    Article • Nanoenergy Advances, November 2024, MDPI AG

    Professor Wei Li

  22. Flexible wearables put a number on head impacts

    Article • Sensors and Actuators A Physical, August 2024, Elsevier

    Professor Wei Li

  23. A trench-structured microwave sensor that fingerprints toxic gases

    Article • Journal of Hazardous Materials, July 2024, Elsevier

    Professor Wei Li

  24. Flexural-mode piezoelectric resonators: a practical guide and survey

    Article • Sensors, June 2024, MDPI AG

    Professor Wei Li

  25. Ultralight ion thrusters take microrobots into the air

    Article • May 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Wei Li

  26. Ferroelectret nanogenerators as speakers and microphones

    Article • Micromachines, November 2023, MDPI AG

    Professor Wei Li

  27. Ferroelectret nanogenerators grow up into bioengineering platforms

    Article • Cell Reports Physical Science, May 2023, Elsevier

    Professor Wei Li

  28. Room-temperature-grown AlN films make thinner, better nanogenerators

    Article • Micromachines, December 2022, MDPI AG

    Professor Wei Li

  29. Where piezoelectric materials are taking microrobotics

    Article • Micromachines, August 2022, MDPI AG

    Professor Wei Li

  30. Stress-testing ultrathin polymer films without breaking the sample first

    Article • Journal of Materials Research, April 2021, Springer Science + Business Media

    Professor Wei Li

  31. Ultrasound quickly builds well‑ordered multi‑dimensional structures inspired by biology

    Article • PLOS One, February 2021, PLOS

    Professor Wei Li

  32. A low-power MEMS gripper with millinewton force and millimeter reach

    Article • January 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Wei Li

  33. A self-powered bending sensor that shrugs off water

    Article • IEEE Sensors Journal, November 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Wei Li

  34. Understanding ferroelectret nanogenerators for self-powered touch sensing

    Article • Nano Energy, September 2019, Elsevier

    Professor Wei Li

  35. Ferroelectret films: one flexible polymer that powers devices and stores energy

    Article • ACS Applied Materials & Interfaces, April 2019, American Chemical Society (ACS)

    Professor Wei Li

  36. Programming electromechanical resonators with impact: FENG meets vibration energy harvesting

    Article • Nano Energy, January 2018, Elsevier

    Professor Wei Li

  37. Self-powered thin patch using nanogenerator works both as flexible loudspeaker and microphone

    Article • Nature Communications, May 2017, Springer Science + Business Media

    Professor Wei Li

  38. Printed silver serpentine strain gauges shatter the sensitivity record

    Article • Advanced Electronic Materials, May 2017, Wiley

    Professor Wei Li

  39. Flexible, biocompatible ferroelectret nanogenerators on the path to wearable devices

    Article • Nano Energy, December 2016, Elsevier

    Professor Wei Li

  40. A precision stage that senses its own position

    Article • IEEE/ASME Transactions on Mechatronics, April 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Wei Li

  41. Taming asymmetric hysteresis in piezoelectric actuators

    Article • Review of Scientific Instruments, November 2013, American Institute of Physics

    Professor Wei Li

  42. Correcting piezoelectric hysteresis without modeling the dynamics

    Article • Sensors and Actuators A Physical, September 2013, Elsevier

    Professor Wei Li