Wireless energy transfer is the process of transmitting electrical energy from one device to another without the use of physical conductors or wires. It is also referred to as wireless power transfer, wireless electricity, or magnetic induction. Other synonyms for wireless energy transfer include inductive power transfer, resonant energy transfer, and contactless power transmission. These terms describe the various methods and technologies used for transferring power wirelessly, including electromagnetic fields and radio waves. Wireless energy transfer has many applications, including in mobile devices, electric vehicles, and medical implants. With advances in technology, wireless energy transfer is becoming more efficient and widely used in various industries.