FOX 13 Tampa Bay on MSN12 天
Clearwater artist painting life one ultrasound at a time
Clearwater artist Heather Tapia paints parents' milestone moments during pregnancy. The idea started when she painted her ...
BBC1 年
Sound and ultrasound - Edexcel
Ultrasound close ultrasoundSound with a frequency greater than 20,000 Hz (20 kHz). waves have a frequency higher than the upper limit for human hearing – above 20,000 Hertz (Hz). Different ...
BBC4 年
Sound waves - AQA Ultrasound
Ultrasound close ultrasoundSound with a frequency greater than 20,000 Hz (20 kHz). waves have a frequency higher than the upper limit for human hearing - above 20,000 Hertz (Hz). Different species ...
来自MSN1 个月
Ultrasound-guided microscopic 'flower' particles show promise in targeted drug delivery
Research led by ETH Zurich has now unveiled a special class of particle meeting all ... light and thus can easily be made visible using ultrasound or optoacoustic imaging. These findings have ...