About to Leave Japan

I’m at Centrair Airport, about to board the plane back to Germany. I had a great time in Ise and a few other places around Japan. So long, and thanks for everything! I’ll be back. 😉

Cherry Blossom Closeup

Spring took a while to arrive in Germany this year, but since last weekend it is finally here. I took this photo yesterday on an evening walk. We don’t have as many cherry trees around here as in Japan, but there are some. 🙂

Amazing Sunset

Currently we have some very unstable weather. While frequent rain can be annoying, there are also sunsets like this. It’s so beautiful when the setting sun lights up the clouds from below!

Simple NMOS Simulation with gEDA

Tutorial for simulation with gEDA and Gnucap: How to create the set of characteristic curves of an NMOS transistor

Springtime forest

Yesterday afternoon we had a thunderstorm around here, but in the evening the weather was great, so I decided to take a walk. The smell of forest after rain was amazing, and with sunshine and fresh green it really felt like spring. 🙂

Creating Adventures

“Why do you spend so much time on this?” one of my close relatives asked. I was sitting in my family’s living room on a Saturday afternoon, with my notebook computer in front of me, and working on writing a DSA adventure. Some of you may be wondering “What the heck is DSA and how

Cold Winter

After most of January was fairly warm, the weather has been freezing cold with wonderful sunshine since about a week. A stream in the woods next to my university is frozen solid, the ponds nearby are at least partially frozen, but there’s no snow. Today I took the opportunity to take some photos. Enjoy! I

Close look at a 3D printer

I got a close look at a 3D printer at my local 28C3 hackcenter (with photo).

Side-effects and “Human Error”

Have you ever considered possible side-effects when making decisions in a stressful situation? A while a go I read “What Really Happened Aboard Air France 447” by Jeff Wise, explaining what happened on a French air plane that crashed into the Atlantic ocean on June 1, 2009. The pilots’ actions reminded me of a German

H-Bahn construction

My university, TU Dortmund, has a unique transportation system: The “H-Bahn“, a suspended monorail connecting the two campuses, the university train station and two other stations. Since last Thursday service has been suspended (well, there are replacement buses) while they’re adding a new switch at the South Campus station. To give those of you outside