English: When the ear canal is occluded by devices such as headphones or hearing aids, the auditory perception of bone-conducted sounds is increased, which results, e.g., in an alteration of one’s own voice perception. The effect is caused by a motion of the skull that deforms the cartilage and bone to radiate sound into the […]

Ultrasonic Metal Welding (USMW) is a widely used manufacturing technology for joining metal components in modern industry. The metal sheets which are placed above the anvil need to be bonded. The sonotrode, which is also called the horn, vibrates at high frequency and on the top of the metal sheets. The constant clamp force applied […]