Generating Entanglement Through Measurements: A Time to Tear Down and a Time to Build

Explore the fascinating world of quantum entanglement in this 47-minute Café KITP talk by Postdoctoral Scholar Zhu-Xi Luo from KITP and Harvard. Delve into the counterintuitive concept of generating entanglement through measurements, a process that typically destroys quantum states. Learn how carefully designed competing measurements can create more entanglement, potentially leading to exotic phases of matter useful for robust quantum computation. Discover the implications of this research for quantum systems, scientific measurements, and the future of quantum technologies. Gain insights into topics such as twin states, topology, short-range and large-scale entanglement, and the practical challenges of quantum computation.

Introduction
Selfdestruction
Preview
Measurements Happen Everyday
Measurements Are Harmless
Scientific Examples
Entanglement
Twin State
Measurements
Measurements Create Entanglement
Entanglement Example
Quantum Computation
How good are Quantum Computers
Practical Problems
Topology
Shortrange entanglement
Large entanglement
Short range entanglement
Research setup
Starting point
Entanglements
Results
Questions
Measure