astronomy

Wes Sandle

Wes Sandle is a astronomy topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Wes Sandle rather than just read about it. In short: Weston James Sandle (19 March 1935 – 19 February 2020) was a New Zealand physicist who specialised in the study of lasers. He was a professor at the University of Otago.

Key takeaways

Wes Sandle belongs to astronomy; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Wes Sandle to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Wes Sandle from memory before moving on to harder problems.

Reference excerpt

Weston James Sandle (19 March 1935 – 19 February 2020) was a New Zealand physicist who specialised in the study of lasers. He was a professor at the University of Otago.

Biography Born in Christchurch on 19 March 1935, Sandle was educated at Christchurch Boys' High School, and went on to study at Canterbury University College, graduating Master of Science with first-class honours in mathematics in 1958. He was awarded a King George VI Memorial Fellowship by the English Speaking Union of the Commonwealth to study at the University of California, Berkeley, where he earned a Master of Arts degree, and then a PhD in physics in 1968. The title of his doctoral thesis was 19F nuclear magnetic resonance in the canted antiferromagnet KMnF3. Appointed to the faculty of the University of Otago in 1963, Sandle rose to become a full professor in 1986. He served as head of the Department of Physics at Otago for a time, and retired in 2001, when he was accorded the title of professor emeritus. Much of Sandle's research was concerned with laser theory and the application of lasers, including laser stability, Raman lasers, and laser cavity resonators. He was also interested in optical switches, optical pumping, optical bistability and optical chaos. In 1998, Sandle was elected a Fellow of the Royal Society of New Zealand, and he was also a Fellow of the New Zealand Institute of Physics. In the 2004 New Year Honours, he was appointed an Officer of the New Zealand Order of Merit, for services to science. Sandle was predeceased by his wife, Pat, to whom he was married for 56 years, in 2019. He died in Dunedin on 19 February 2020.

Selected works Sandle, Wes; Manson, Peter; Warrington, Don (1998). Chaotic polarization behavior in a Raman laser. LEOS'98, 11th Annual Meeting, IEEE Lasers and Electro-Optics Society. Vol. 1. IEEE. pp. 407–408. Dodd, J. N.; Sandle, W. J.; Zissermann, D. (1967). "Study of resonance fluorescence in cadmium: modulation effects and lifetime measurements". Proceedings of the Physical Society. 92 (2): 497. doi:10.1088/0370-1328/92/2/327. Boshier, M. G.; Sandle, W. J. (1982). "Self-focussing in a vapour of two-state atoms". Optics Communications. 42 (5): 371–376. doi:10.1016/0030-4018(82)90251-6. Sandle, W. J.; Gallagher, Alan (1981). "Optical bistability by an atomic vapor in a focusing Fabry-Perot cavity". Physical Review A. 24 (4): 2017. doi:10.1103/PhysRevA.24.2017.

References

Worked examples

Example 1 — a first encounter with Wes Sandle

Start with the simplest possible case. Write down what Wes Sandle claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In astronomy, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Wes Sandle before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Wes Sandle ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Wes Sandle

In research: Wes Sandle appears in astronomy research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Wes Sandle in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Wes Sandle is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1935 births, 2020 deaths, Academic staff of the University of Otago, so understanding it makes those chapters shorter.
In everyday life: Look for Wes Sandle outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

Ask Teacher Smith questions about this articleOpens your AI tutor with a question about “Wes Sandle” →

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study Wes Sandle in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Wes Sandle means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Wes Sandle out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Wes Sandle in simple terms?

Weston James Sandle (19 March 1935 – 19 February 2020) was a New Zealand physicist who specialised in the study of lasers. He was a professor at the University of Otago.

Why does Wes Sandle matter?

Because it connects several astronomy ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Wes Sandle?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Wes Sandle.