'Important concepts important' presentation slideshows

Astronomical Detectors

Astronomical Detectors. ASTR 3010 Lecture 7 Chapter 8. SCUBA-2 array. Photoelectric effect. We want to detect photons!! Change photons into electrons and measure the current!. Astronomical Detectors. detector. Detector Characteristics

492 views • 25 slides

Spectroscopic Data

589 views • 22 slides

Chemistry of Life (Origin of the Elements)

Chemistry of Life (Origin of the Elements). ASTR 1420 Lecture #3 Section 3.2 & 5.3. There are 103 elements known to exist. Yet, all known life forms are mainly based on C, H, O, & N, and most advanced organisms are using H 2 O! Why?

507 views • 22 slides

Chemistry of Life (Origin of the Elements)

Chemistry of Life (Origin of the Elements). ASTR 1420 Lecture #3 Section 3.2 & 5.3. There are 103 elements known to exist. Yet, all known life forms are mainly based on C, H, O, & N, and most advanced organisms are using H 2 O! Why?

375 views • 20 slides

UV, X-ray, and gamma ray astronomy

UV, X-ray, and gamma ray astronomy. ASTR 3010 Lecture 22 Not from Textbook. UV, X-ray, Gamma-ray. Index of Refraction. n (real part) : phase speed ? ( imag part) : amount of absorption For high energy photons, . Material become transparent to high energy photons!!.

393 views • 17 slides

Motion of the Moon

Motion of the Moon. Lecture 5. 3-1 Why we see the Moon go through phases 3-2 Why we always see the same side of the Moon 3-3 The differences between lunar and solar eclipses 3-4 Why not all lunar eclipses are total eclipses. Phase of the Moon.

482 views • 16 slides

Introduction

Introduction. ASTR 3010 Lecture 1 Chapter 4. http://cosmos.physast.uga.edu/iSong/ASTR3010. Course Homepage. http://cosmos.physast.uga.edu/iSong/ASTR3010

171 views • 11 slides

Photometry: Aperture correction, Upper limit, and Standardization

Photometry: Aperture correction, Upper limit, and Standardization. ASTR 3010 Lecture 11 Textbook: 10.6 & 10.7. Aperture Correction. The need for an aperture correction arises due to the difference in aperture sizes of science targets (fainter) and of standard stars (very bright).

369 views • 11 slides

SETI Will it succeed?

192 views • 5 slides