Fig. 1From: Non-invasive measurement of hemodynamic change during 8 MHz transcranial focused ultrasound stimulation using near-infrared spectroscopyThe ultrasound stimulation scheme. The beam profile for the 8 MHz transducer in the a lateral and b axial planes. c The 5 s stimulation consists of 10 pulse trains, each containing 300 pulses of 500 cycles of 8 MHz ultrasound with a PRF of 1500 HzBack to article page