Recent questions in Quantum Information

+5 votes

0 answers

Are quantum fields physical structures, or are they just mathematical concepts?

asked Mar 15, 2022 in Quantum Information by AstralNova

+22 votes

0 answers

How does quantum mechanics make it possible for quantum computers to exist in a superposition of two quantum states? How does this affect the functionality of quantum computers?

asked Mar 15, 2022 in Quantum Information by LunarPulse

+26 votes

0 answers

Is it possible to build a universal quantum computer using only two qubits, or do you need more than two qubits for such a thing?

asked Mar 14, 2022 in Quantum Information by Carpbass

+2 votes

0 answers

How do you convert bits to qubits?

asked Mar 14, 2022 in Quantum Information by gpierce

+261 votes

0 answers

Why, as we see in innumerable textbooks, are "Bob and Alice" the only ones doing quantum "action at a distance" experiments? Why just them, and what are their qualifications, anyway? Could they be the root of seeming quantum inexplicability?

asked Mar 14, 2022 in Quantum Information by Rob_bv

+1 vote

0 answers

Can quantum computers be used as a weapon?

asked Mar 14, 2022 in Quantum Information by kevinbaldy

+113 votes

0 answers

What kind of things is a quantum computer NOT good for?

asked Mar 14, 2022 in Quantum Information by MarkAdams

+115 votes

0 answers

Is quantum AI investing legit?

asked Mar 13, 2022 in Quantum Information by Danm

+5 votes

0 answers

Is quantum computing actually scalable? What if, by some law of the universe, the amount of time or energy required to engineer one increases explosively with the number of qubits?

asked Mar 13, 2022 in Quantum Information by SeraphicAlchemy (2.7k points)

+26 votes

0 answers

Why did you go into the field of quantum computing?

asked Mar 13, 2022 in Quantum Information by 1rocky1

+259 votes

0 answers

How far is a quantum leap?

asked Mar 13, 2022 in Quantum Information by gpierce

+9 votes

0 answers

Which major should I pursue to become a quantum computer scientist, CS, physics, or both?

asked Mar 12, 2022 in Quantum Information by Brian L

+1 vote

0 answers

Why is quantum computing a threat to cryptography?

asked Mar 12, 2022 in Quantum Information by Kekdal

+1 vote

0 answers

Quantum and classical physics are reversible, yet quantum gates have to be reversible, whereas classical gates need not. Why?

asked Mar 12, 2022 in Quantum Information by Silent Green Gardene

+60 votes

0 answers

What is your understanding of quantum computing?

asked Mar 12, 2022 in Quantum Information by Altroman

+8 votes

0 answers

What is the future of physics? Is it a layer underneath quantum physics?

asked Mar 12, 2022 in Quantum Information by sarah calothis

+23 votes

0 answers

If quantum tunneling happens in a finite timespan, does that suggest teleportation would also?

asked Mar 11, 2022 in Quantum Information by bathroomsrus

+15 votes

0 answers

When can we buy quantum laptops?

asked Mar 11, 2022 in Quantum Information by JOMEL

+17 votes

0 answers

It's 100-500 (you pick the timeframe for your answer) years in the future. Do we use quantum computers for everything, and does Moore's Law apply to them? Does binary computing from the 21st century still have a place?

asked Mar 11, 2022 in Quantum Information by pachyderm

+309 votes

0 answers

What kind of problem can only a quantum computer solve?

asked Mar 11, 2022 in Quantum Information by StellarFlare

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