Tags » Sakurai

A Spherical Tensor Problem

Since last I wrote about it, my continued sojourn through Sakurai has brought me back to spherical tensors, a topic I didn’t well understand when last I saw it. 4,083 more words

Quantum Mechanics

Source Gaming: Sakurai Remembers The Last Email He Got From Iwata

Masahiro Sakurai took some time in his weekly Famitsu column to recall the last email he received from Satoru Iwata before his passing on July 11th, 2015. 200 more words


Schwinging the Pendulum

Masses on springs get a lot of use in physics; you see them early in that first year of introductory classical mechanics with Hooke’s law and they come back over and over again after that. 1,811 more words

Quantum Mechanics

Oh Really? Nintendo updates Super Smash Bros. 4 (Patch notes are available)

A new update, Version 1.1.5, has been released for Super Smash Bros. For Wii U & 3DS. The update serves to “change game balance” in an effort to  “make for a more pleasant gaming experience”, according to the patch notes. 106 more words


Angular momentum by harmonic oscillator

I’ve been thinking about Sakurai problem 3.19 for the past few days.

The problem reads:

19.) What is the physical significance of the operators

K+ ≡ a+†a–†        and       K– ≡ a+a–

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Quantum Mechanics

Smash Bros Creator Sakurai Is Hosting Livestream Tomorrow

Super Smash Bros creator Masahiro Sakurai will be hosting a livestream tomorrow in Japan. The footage will be pre-recorded and the stream is to celebrate his 500th Famitsu Column. 47 more words


Spherical Harmonics and State Rotation

Working my way through Sakurai problem 3.18.

I spent quite a bit of time thinking about how exactly to interpret the math that underlies this problem. 1,376 more words

Quantum Mechanics