Prof. Zhenan Bao et al demonstrate a skin-conformal, electrolyte-gated-organic field-effect transistor (EG-OFET) bioelectronic sensor with cortisol detection sensitivity down to picomolar concentration.
Read more about Biofunctionalized polymer semiconductors toward soft and stretchable transistor-based biosensors
Prof. Sheng Xu et al reported UPatch that adheres to the maternal abdomen to visualize fetal anatomy and measure continuous fetal heart rate and blood flow without a sonographer.
Read more about Fetal monitoring for high-risk pregnancies using a wearable ultrasound patch
Prof. Vivian Feig et al present a design framework and then examine how it guides development of functional devices delivered as flowable precursors that then assemble into macroscopic, tissue-conformal devices at the target site, enabling minimally invasive implantation.
Read more about A design framework for in situ-forming medical devices: From drug delivery to tissue regeneration and bioelectronics
Prof. Zhenan Bao et al fabricate intrinsically stretchable logic gates and ring oscillators with stable performance up to 100% strain at a low operating voltage of 2 V.
Read more about Intrinsically stretchable complementary circuits based on direct photo-patternable polymer semiconductors
Prof. Ada Poon, Prof. Philip Wong et al report a sensor that combines a light emitting diode with a light-dependent resistor, which is self-powered by a galvanic cell when in contact with bodily fluid, such as urine, tears, saliva, or blood.
Read more about Minimalistic, disposable wireless electrochemical sensors: Integrating self-powered amperometry with direct inductive coupling