NIST researchers have developed a simplified method for fabricating quantum computer components using a scanning tunneling microscope (STM). The new process allows precise placement of phosphorus (P) atoms in silicon wafers, which can serve as quantum bits (qubits) for quantum computing.
Key points:
– The method uses industry-standard implantation to place P deposits on silicon wafers
– STM imaging allows direct visualization of the P deposits for precise patterning
– The process is more efficient and accessible than previous methods
– The simplified approach could accelerate quantum computing research and development
The new method could make quantum computing more accessible by reducing the need for expensive, specialized equipment. By using standard implantation techniques and STM imaging, researchers can more easily fabricate the nanoscale components needed for quantum computing. This could lead to faster progress in developing practical quantum computers.
Source: https://www.nist.gov/news-events/news/2018/04/blazing-path-buried-bits-quantum-chips
Keywords: Phosphorus, Silicon-28, Qubits, STM (Scanning Tunneling Microscope), Nanoscale
