On the detection of zero-point current and voltage fluctuations

TL;DR

This paper explores methods for measuring current fluctuations, demonstrating that zero-point fluctuations of current can be detected in practical experimental setups.

Contribution

It introduces approaches to measure zero-point current fluctuations, showing their detectability in real-world configurations.

Findings

Zero-point current fluctuations are measurable in natural setups.

Various methods for detecting current fluctuations are analyzed.

Zero-point voltage fluctuations are also considered.

Abstract

It this paper we consider various methods for measuring current fluctuations. It is shown, that the {\it temporal} zero-point fluctuations of current are measurable in a natural set-ups.