# Lesson 1 - Introduction - How to Build a Superconducting Quantum Processor

In this course, we'll introduce you to some of the basic concepts and components needed to build a superconducting quantum processor.

Since the 1980s, quantum computing has evolved from being driven by purely scientific curiosity at university labs, into a world-wide engineering endeavor. Among the multiple technological platforms that are used for realizing quantum processors, superconducting qubits belong to one of the most popular, explored, and powerful. This course provides you with an insight into the mechanisms and ideas behind the design of superconducting circuits used for quantum computing.

#### Who should take How to Build a Superconducting Quantum Processor?

This course is designed both for new quantum engineers, as well as for those who are curious and want to learn new technologies. Any prior knowledge in quantum physics is not required.

This course will provide you with an overview of the field, helping you to understand the logic behind the technology of superconducting quantum computing.

#### We'll cover:

*Introduction to Quantum Computing:*

- Classical vs. quantum computing
- Superposition
- Entanglement
- Decoherence
- Computational power scaling

*Requirements for a Quantum Processor: *

- DiVincenzo’s criteria

*How to Engineer a Superconducting Qubit:*

- From classical to quantum resonators
- Building an “artificial atom”
- How to engineer a superconducting qubit – a balance of energies
- Other superconducting qubit types

*Quantum Gates:*

- Which qubit gates are needed?
- Single-qubit gate operations (XY)
- Z-rotations – real or virtual
- Two-qubit iSWAP gate

*Readout of the Qubit State: *

- Dispersive readout
- Frequency multiplexed qubit readout
- Qubit coherence characterization

*Scaling up Quantum Systems:*

- Chip-level scaling techniques
- High-density cryogenic wiring
- Keysight qubit control system