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Nima Arkani-Hamed

Nima Arkani-Hamed 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 Nima Arkani-Hamed rather than just read about it. In short: Nima Arkani-Hamed (Persian: نیما ارکانی حامد; born April 5, 1972) is an Iranian-American-Canadian theoretical physicist, with interests in high-energy physics, quantum field theory, string theory, cosmology and collider physics. Arkani-Hamed is a member of the permanent faculty at the Institute for Advanced Study in Princeton, New Jersey, where he is also director of the Carl P.

Nima Arkani-Hamed — main illustration
Nima Arkani-Hamed — illustration

Key takeaways

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

Reference excerpt

Nima Arkani-Hamed (Persian: نیما ارکانی حامد; born April 5, 1972) is an Iranian-American-Canadian theoretical physicist, with interests in high-energy physics, quantum field theory, string theory, cosmology and collider physics. Arkani-Hamed is a member of the permanent faculty at the Institute for Advanced Study in Princeton, New Jersey, where he is also director of the Carl P. Feinberg Cross-Disciplinary Program in Innovation. He is also director of The Center for Future High Energy Physics (CFHEP) in Beijing, China.

Early life Nima Arkani-Hamed was born on April 5, 1972, in Houston, Texas, to Jafargholi "Jafar" Arkani-Hamed and Hamideh Alasti, both physicists from Iran. His father, a native of Tabriz, worked for the NASA Apollo program in the 1970s, and later taught earth and planetary sciences at McGill University in Montreal. Arkani-Hamed spent his early childhood in the United States. In 1979, following the Iranian Revolution, he and his family returned to Iran after the new government claimed that greater freedom of expression and new opportunities would be available. However, the start of the Islamic Cultural Revolution in 1980 led to the forceful closures of universities across Iran. Arkani-Hamed's father, Jafar, who at the time was chairman of the physics department at Sharif University of Technology in Tehran, wrote a petition with faculty, denouncing the closures. Arkani-Hamed's father and his colleagues were subsequently marked for arrest by the Islamic regime officials. As a result, the family went underground and spent their life savings to flee to Canada.

Academic career Arkani-Hamed graduated from the University of Toronto with a joint honours degree in mathematics and physics in 1993. He then pursued graduate studies at the University of California, Berkeley, where he worked under the supervision of Lawrence Hall. Most of Arkani-Hamed's graduate work focused on supersymmetry and flavor physics; his doctoral dissertation, titled Supersymmetry and Hierarchies, was completed in 1997. He subsequently conducted postdoctoral research in the SLAC Theory Group at Stanford University, where he collaborated with Savas Dimopoulos and Giorgi Dvali on the development of the paradigm of large extra dimensions. In 1999, Arkani-Hamed joined the faculty of the University of California, Berkeley Department of Physics. In January 2001, he took a leave of absence from Berkeley to visit Harvard University and later remained there as a professor from 2002 to 2008. In 2008, he joined the School of Natural Sciences at the Institute for Advanced Study in Princeton, New Jersey, as a professor, and in 2021 he became the inaugural Carl P. Feinberg Director of the Cross-Disciplinary Program there. Since 2013, Arkani-Hamed has been a leading figure in research on the amplituhedron, a geometric structure that simplifies calculations of particle interactions in certain quantum field theories.

Honors and awards In 2003, Arkani-Hamed won the Gribov Medal of the European Physical Society, and in the summer of 2005 while at Harvard he won the Phi Beta Kappa chapter's award for teaching excellence. In 2008, he won the Raymond and Beverly Sackler Prize given at Tel Aviv University to young scientists who have made outstanding and fundamental contributions in Physical Science. He was elected to the American Academy of Arts and Sciences in 2009. He gave the Messenger lectures at Cornell University in 2010, and was an A. D. White Professor-at-Large at Cornell University from 2013 to 2019. In 2012 he was an inaugural awardee of the Breakthrough Prize in Fundamental Physics, the creation of physicist and internet entrepreneur, Yuri Milner. He was one of six physicists featured in the award-winning 2013 documentary film Particle Fever, and was elected to the National Academy of Sciences in 2017. In 2021, he was awarded the Sakurai Prize of the American Physical Society.

Personal views Nima identifies himself as an atheist. On 21 April 2016, he gave a public talk titled, The Morality of Fundamental Physics at Cornell University and said:...part of my motivation for giving this talk is that like many physicists, many scientists, I'm an atheist. But unlike some atheists, I'm certainly not a militant atheist. And I dislike a lot a certain strand of militant atheism.... I don't believe in God. I do, however, think that instead of worshiping a vast and unknowable God, we can devote ourselves to this slow unveiling of the vastness of truth in all of its glory....

See also List of theoretical physicists

References

External links

Elizabeth Landau, "Colliding with nature's best-kept secrets", CNN, 9 May 2008 (accessed 10 May 008). Arkani-Hamed's papers in SPIRES database Arkani-Hamed's papers in the INSPIRE Database Stock Exchange Of Visions: Visions of Nima Arkani-Hamed (Video Interviews) "The Power of Principles: Physics Revealed - A conversation with Nima Arkani-Hamed" Archived 2016-09-14 at the Wayback Machine, Ideas Roadshow, 2013 Faculty page for Nima Arkani-Hamed, Professor in the School of Natural Sciences at the Institute for Advanced Study

Lectures "The Future of Fundamental Physics" five lectures given at Cornell October 4–8, 2010 in the Messenger Lecture series. "Introduction to Scattering Amplitudes" five lectures given at Cornell October 4–8, 2010, focus on n=4 supersymmetric Yang–Mills Theory. "The End of Spacetime, a lecture given at SLAC National Accelerator Laboratory on June 19, 2018.

Illustrations

Nima Arkani-Hamed illustration

Worked examples

Example 1 — a first encounter with Nima Arkani-Hamed

Start with the simplest possible case. Write down what Nima Arkani-Hamed 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 Nima Arkani-Hamed 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 Nima Arkani-Hamed 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 Nima Arkani-Hamed

In research
Nima Arkani-Hamed 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 Nima Arkani-Hamed 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
Nima Arkani-Hamed is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1972 births, 21st-century American physicists, 21st-century Iranian physicists, so understanding it makes those chapters shorter.
In everyday life
Look for Nima Arkani-Hamed 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 Nima Arkani-Hamed in 20 minutes

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

Frequently asked questions

What is Nima Arkani-Hamed in simple terms?

Nima Arkani-Hamed (Persian: نیما ارکانی حامد; born April 5, 1972) is an Iranian-American-Canadian theoretical physicist, with interests in high-energy physics, quantum field theory, string theory, cosmology and collider physics. Arkani-Hamed is a member of the permanent faculty at the Institute for…

Why does Nima Arkani-Hamed 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 Nima Arkani-Hamed?

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 Nima Arkani-Hamed.

Tags

  • 1972 births
  • 21st-century American physicists
  • 21st-century Iranian physicists
  • Academics of Iranian descent
  • American atheists
  • American emigrants to Canada
  • American people of Azerbaijani descent
  • American people of Iranian descent
  • American string theorists
  • Canadian people of Iranian descent
  • Canadian physicists
  • Fellows of the American Academy of Arts and Sciences

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