On our Universe

Anything about unveiling our Universe, depending on what i'm learning.

My basic understanding of HMC

Maybe appropriate for physics-background people. Some of examples are imagined by myself and could be wrong.

10 min read · September 18, 2023

2023 · sampling · theories
时间悄悄走去

昨晚在合肥借住在哥哥家，恰好赶上侄子“大芋头”要独立出来单独住一个房间，就帮我哥搬了点东西，收拾了下房间。2004年我家搬入新家，我第一次一个人住的时光仿佛还在眼前，转眼下一代也已经走到了这个时候。

1 min read · August 21, 2023

2023 · Travel
东京一夜

从Hawaii开会回来的时候，因为航班原因被迫在东京转机了一个晚上。趁着这个机会找ANA小姐姐要了一张Shore Pass，进了市区逛了一下。

1 min read · August 4, 2023

2023 · Travel
An example on SKA noise generation

How do we generate the SKA noise

4 min read · July 28, 2023

2023 · observations · observations
21厘米宇宙学笔记-2.1 21厘米辐射转移中的基础定义

(In Chinese) Simple physics behind 21 cm line.

2 min read · April 25, 2021

2021 · 21cmphysics