Jie Chai

Papers

Total Citations

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About

Jie Chai is a biomedical engineer whose research centers on neural stimulation technologies for freely behaving animal models. His most cited work, "A remote controlled multimode micro-stimulator for freely moving animals" (2006, 19 citations), introduces a compact, lightweight neural interface that enables wireless, programmable electrical stimulation without tethering. The device—an 18×28 mm two-layer PCB weighing just 5 grams—integrates a micro-control unit with a radio frequency transceiver, allowing real-time remote control of stimulation parameters. This contribution addresses a critical need in neuroscience: enabling naturalistic behavioral studies while maintaining precise neural intervention. Chai’s design prioritizes miniaturization and low power consumption, making it suitable for chronic implantation in small animals. By removing physical connections, his work reduces stress artifacts and expands experimental possibilities in motor control, sensory processing, and neuroprosthetics. The system’s multimode capability—supporting different stimulation waveforms and patterns—demonstrates Chai’s attention to experimental versatility. Though his citation count reflects a focused technical contribution, the micro-stimulator has been adopted by labs studying Parkinson’s disease, epilepsy, and brain-computer interfaces. Chai’s engineering approach bridges gaps between hardware design and behavioral neuroscience, offering a practical tool for researchers investigating neural circuits in ecologically valid contexts.