science

Matthew Pothen Thekaekara

Matthew Pothen Thekaekara is a science 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 Matthew Pothen Thekaekara rather than just read about it. In short: Matthew Pothen Thekaekara (1914–1976) was an Indian scientist and author of books and papers relating to spectrophotometry and the solar constant besides works on theology. He was instrumental in publishing some of the earliest AM0 spectra, which is a model spectrum of the sun in space.

Key takeaways

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

Reference excerpt

Matthew Pothen Thekaekara (1914–1976) was an Indian scientist and author of books and papers relating to spectrophotometry and the solar constant besides works on theology. He was instrumental in publishing some of the earliest AM0 spectra, which is a model spectrum of the sun in space. The historic 1973 Thekaekara spectrum was the basis for ASTM E490 (American Society for Testing and Materials Standard Solar Constant and Zero Air Mass Solar Spectral Irradiance Table) from 1974 to 2000, when it was replaced by the most recent AM0 upgrade, in ASTM E490-00. Recent publications such as a 2007 paper authored by fellow Malayali scientist P. Shahmugan made extensive reference to the Thekaekara spectrum. In 2008 a paper by authors from NASA Goddard Space Flight Center and UC Laboratory for Atmospheric and Space Physics also made extensive application of the Thekaekara spectrum.

Books The solar constant and the solar spectrum measured from a research aircraft, edited by Matthew P. Thekaekara. Solar energy. Spectrum, Solar. Aeronautics in astronomy. Thoughts twice dyed : reprinted from the series of "One minute meditation" / by Matthew P. Thekaekara, S.J "The Extraterrestrial Solar Spectrum" A.J Drummond and M.P. Thekaekara, Eds. Institute of Environmental Sciences, Mount Prospect Illinois, 1973.

References

External Links Matthew Pothen Thekaekara Papers | Archives at NCBS

Sources http://rredc.nrel.gov/solar/spectra/am0/special.html#Thekaekara http://rredc.nrel.gov/solar/spectra/am0/text/Thekaekara.txt

Illustrations

Worked examples

Example 1 — a first encounter with Matthew Pothen Thekaekara

Start with the simplest possible case. Write down what Matthew Pothen Thekaekara claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, 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 Matthew Pothen Thekaekara 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 Matthew Pothen Thekaekara 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 Matthew Pothen Thekaekara

In research: Matthew Pothen Thekaekara appears in science 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 Matthew Pothen Thekaekara 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: Matthew Pothen Thekaekara is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1914 births, 1976 deaths, Scientists from Kerala, so understanding it makes those chapters shorter.
In everyday life: Look for Matthew Pothen Thekaekara 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.

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How to study Matthew Pothen Thekaekara in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Matthew Pothen Thekaekara 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 Matthew Pothen Thekaekara out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Matthew Pothen Thekaekara in simple terms?

Why does Matthew Pothen Thekaekara matter?

Because it connects several science 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 Matthew Pothen Thekaekara?

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 Matthew Pothen Thekaekara.