From 1956359cd05bf0239a7986c137ed389ba1af4633 Mon Sep 17 00:00:00 2001 From: Benjamin Neumann Date: Wed, 29 Jul 2026 10:08:19 +0200 Subject: [PATCH] vault backup: 2026-07-29 10:08:19 --- .obsidian/workspace.json | 4 ++-- .../Anhänge/Pasted image 20260729100407.png | Bin 0 -> 4193 bytes .../Anhänge/Pasted image 20260729100435.png | Bin 0 -> 3070 bytes ...abilistic and measuring quantum systems.md | 18 ++++++++++++++++++ 4 files changed, 20 insertions(+), 2 deletions(-) create mode 100644 SS2026/Quantum Computing/4. Observing and measuring/Anhänge/Pasted image 20260729100407.png create mode 100644 SS2026/Quantum Computing/4. Observing and measuring/Anhänge/Pasted image 20260729100435.png diff --git a/.obsidian/workspace.json b/.obsidian/workspace.json index 16f58f2..ee1c149 100644 --- a/.obsidian/workspace.json +++ b/.obsidian/workspace.json @@ -216,6 +216,8 @@ }, "active": "25f5b25d5eca7203", "lastOpenFiles": [ + "SS2026/Quantum Computing/4. 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Observing and measuring/Observing probabilistic and measuring quantum systems.md @@ -21,3 +21,21 @@ Measuring a quantum state CHANGES THE SYSTEM!!! ![[Pasted image 20260729094710.png]] ![[Pasted image 20260729094718.png]] + + +## Elitzur-Vaidman bomb tester + +Given a box we want to determine whether it contains a bomb. +To test, a photon can be send through the box. +- if the bomb detects a photon it explodes! +- if no bomb is present nothing happens + +![[Pasted image 20260729100407.png]] + +#### Beam Splitter + +![[Pasted image 20260729100435.png]] + +A beam splitter is a semi transparent mirror. +Photons entering from up can come out on the up or down path - analog for down +Quantum mechanically it could come in a superposition between up and down \ No newline at end of file