# Demolition measurement protocol for transmon qubits

**Authors:** Ashutosh Mishra, Frank K. Wilhelm, Shai Machnes  
**arXiv:** [2502.18322](https://arxiv.org/abs/2502.18322)  
**Date:** 2025-02-25  
**Summary page:** https://www.summarizepaper.com/en/arxiv-id/2502.18322v1/

## Key points

- Authors Ashutosh Mishra, Frank K. Wilhelm, and Shai Machnes address long qubit idle times in superconducting quantum computers
- Proposal of a novel protocol integrating qubit readout with reset process to minimize idle time effectively
- Three stages of the innovative approach: combined qubit readout and resonator reset scheme, leakage removal scheme integrated with measurement stage, unconditional qubit reset
- Execution of the protocol in just 1 μs with high fidelity results (over 95% for reset and 99% for readout) without requiring additional hardware
- Tenfold speed-up in data-acquisition rates compared to passive decay methods
- Promising advancement in reducing idle time and improving efficiency in superconducting quantum systems

## Summary

In their paper titled "Demolition measurement protocol for transmon qubits," authors Ashutosh Mishra, Frank K. Wilhelm, and Shai Machnes address the challenge of long qubit idle times in superconducting quantum computers caused by the process of measuring and re-initializing qubits. They propose a novel protocol that integrates qubit readout with the reset process to minimize idle time effectively. The  presented by Mishra et al. offers a promising solution to optimize  performance in . This innovative approach consists of three stages: a combined qubit readout and resonator reset scheme, a leakage removal scheme integrated with the measurement stage, and an unconditional qubit reset. Through their implementation, they demonstrate that this protocol can be executed in just 1 μs with high fidelity results - over 95% for reset and 99% for readout - without requiring any additional hardware beyond standard equipment. This significantly enhances data-acquisition rates in , offering a tenfold speed-up compared to passive decay methods. Overall, the demolition measurement protocol proposed by Mishra et al. represents a promising advancement in reducing idle time and improving efficiency in superconducting quantum systems.