Frontiers of Matter: 2026 Materials Science Breakthroughs Quiz
Published Jul 5, 2026 · Updated Jul 29, 2026 · Editorial Team
Test your knowledge of cutting-edge materials science advances from 2026, covering quantum materials, sustainable synthesis, and next-generation functional materials.
❓ 10 Questions
⏱️ 5 Minutes
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Question 1 of 100 correct
⏱️ 05:00
QUESTION 1
The 2023 Nature paper claiming near-ambient-pressure room-temperature superconductivity in nitrogen-doped lutetium hydride was subsequently:
All Questions in This Quiz
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The 2023 Nature paper claiming near-ambient-pressure room-temperature superconductivity in nitrogen-doped lutetium hydride was subsequently:
- A. Confirmed independently by several laboratories
- B. Retracted amid data-integrity concerns and failed replications
- C. Awarded the Nobel Prize in Physics
- D. Extended to fully ambient conditions above 400 K
In which year did the Innsbruck group first report a two-dimensional supersolid in a dipolar quantum gas?
- A. 2017
- B. 2019
- C. 2021
- D. 2024
At approximately what "magic angle" does twisted bilayer graphene develop flat bands and superconductivity?
- A. 0.3 degrees
- B. 1.1 degrees
- C. 3.4 degrees
- D. 5.7 degrees
Which method is the standard route for growing large-area monolayer films of transition metal dichalcogenides such as MoS2?
- A. Chemical vapour deposition
- B. Aqueous electrochemical exfoliation
- C. Laser ablation in air
- D. Sol-gel dip coating
What defines a discrete (Floquet) time crystal?
- A. It remains perfectly rigid at absolute zero
- B. It stores energy indefinitely from its drive
- C. It responds at a subharmonic of its periodic drive, breaking discrete time-translation symmetry
- D. It repeats its atomic pattern only in space, not time
Certified perovskite-silicon tandem solar cells have surpassed which power-conversion efficiency milestone, exceeding the practical limit of single-junction silicon?
- A. About 22 percent
- B. About 27 percent
- C. About 33 percent
- D. About 45 percent
Which technique made it possible to image intact lithium metal dendrites at near-atomic resolution, given how beam-sensitive and reactive lithium is?
- A. Room-temperature optical microscopy
- B. Standard SEM in high vacuum
- C. Neutron radiography
- D. Cryogenic electron microscopy (cryo-EM)
Why are topological edge states in phononic (acoustic) crystals of practical interest?
- A. They amplify sound without any energy input
- B. They guide sound along boundaries with strong immunity to backscattering from defects
- C. They eliminate the need for any material medium
- D. They convert sound directly into electricity
Which material is famous for showing a large anomalous Hall effect at room temperature despite being an antiferromagnet with almost no net magnetisation?
- A. CrI3 monolayer
- B. Fe3GeTe2
- C. Co2MnGa
- D. Mn3Sn
How does DNA origami build programmable nanostructures?
- A. By melting DNA into a bulk polymer film
- B. By using enzymes to cut DNA into random fragments
- C. By folding a long single-stranded scaffold with hundreds of short complementary staple strands
- D. By electroplating metal directly onto chromosomes
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