physics

Neil Ashcroft

Neil Ashcroft is a physics 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 Neil Ashcroft rather than just read about it. In short: Neil William Ashcroft (27 November 1938 – 15 March 2021) was a British solid-state physicist. Early life and education Ashcroft was born in London on 27 November 1938, and migrated to New Zealand in 1947.

Key takeaways

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

Reference excerpt

Neil William Ashcroft (27 November 1938 – 15 March 2021) was a British solid-state physicist.

Early life and education Ashcroft was born in London on 27 November 1938, and migrated to New Zealand in 1947. He was educated at Hutt Valley High School, and completed his undergraduate studies at Victoria University College, earning a Bachelor of Science degree, in 1958. He received his PhD in 1964 from the University of Cambridge for research investigating the Fermi surfaces of metals.

Career Following his PhD, Ashcroft completed postdoctoral research at the University of Chicago and at Cornell University, where he became a professor in 1975. In 1990 he was named the Horace White Professor of Physics, and was elected to emeritus status in 2006. He served as the director for the Laboratory of Atomic and Solid State Physics at Cornell University (1979–1984), the director for the Cornell Center for Materials Research (1997–2000), and as the deputy director for the High Energy Synchrotron Source (1990–1997). Between 1986 and 1987, he served as the head of the Condensed Matter division of the American Physical Society. His textbook on solid-state physics, written with N. David Mermin, is a standard text in the field. Ashcroft died in Ithaca, New York, on 15 March 2021.

Awards and honours In 1997, Ashcroft was elected to the U.S. National Academy of Sciences. In 2003, he was awarded the Bridgman Award for his contributions to high-pressure physics. Since that date, he was therefore an honorary member of the AIRAPT.

References

Worked examples

Example 1 — a first encounter with Neil Ashcroft

Start with the simplest possible case. Write down what Neil Ashcroft claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In physics, 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 Neil Ashcroft 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 Neil Ashcroft 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 Neil Ashcroft

In research: Neil Ashcroft appears in physics 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 Neil Ashcroft 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: Neil Ashcroft is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1938 births, 2021 deaths, Alumni of the University of Cambridge, so understanding it makes those chapters shorter.
In everyday life: Look for Neil Ashcroft 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.

Affiliate

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

How to study Neil Ashcroft in 20 minutes

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

Frequently asked questions

What is Neil Ashcroft in simple terms?

Neil William Ashcroft (27 November 1938 – 15 March 2021) was a British solid-state physicist. Early life and education Ashcroft was born in London on 27 November 1938, and migrated to New Zealand in 1947.

Why does Neil Ashcroft matter?

Because it connects several physics 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 Neil Ashcroft?

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 Neil Ashcroft.