<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Espaitemps on Club de Física UAB</title><link>https://clubdefisicauab.cat/tags/espaitemps/</link><description>Recent content in Espaitemps on Club de Física UAB</description><generator>Hugo -- gohugo.io</generator><language>ca</language><copyright>© 2026</copyright><lastBuildDate>Fri, 06 Mar 2026 00:00:00 +0000</lastBuildDate><atom:link href="https://clubdefisicauab.cat/tags/espaitemps/index.xml" rel="self" type="application/rss+xml"/><item><title>Maqueta Relativitat Especial</title><link>https://clubdefisicauab.cat/paperillos/maqueta-rela/</link><pubDate>Fri, 06 Mar 2026 00:00:00 +0000</pubDate><guid>https://clubdefisicauab.cat/paperillos/maqueta-rela/</guid><description/></item><item><title>Quatre Derivacions de les Transformacions de Lorentz</title><link>https://clubdefisicauab.cat/paperillos/lorentz/</link><pubDate>Sun, 21 Dec 2025 00:00:00 +0000</pubDate><guid>https://clubdefisicauab.cat/paperillos/lorentz/</guid><description/></item></channel></rss>