Quantum logic gates, building blocks for a quantum circuit in a quantum computer, operate on a set of qubits (a register); mathematically, the qubits undergo a (reversible) unitary transformation described …

Dec 9, 2025 · Understanding quantum computing, from qubits science and tech breakthroughs to future quantum applications, and discovering how close we are to real-world use cases

3 days ago · Decoherence and imperfection Coherence in quantum computing is a measure of how long a qubit can maintain its wave state. When qubits decohere, they lose information.

A qubit, or quantum bit, is the basic unit of information used to encode data in quantum computing and can be best understood as the quantum equivalent of the traditional bit used by classical computers …

Feb 21, 2025 · Learn about qubits, the fundamental unit of information in quantum computing. This article examines the single qubit.

Jun 4, 2025 · In this article we will provide an overview of how qubits are implemented in real, physical systems to make quantum computing possible.

Dec 3, 2025 · Quantum computers use special memory units called qubits and quantum entanglement for parallel processing. They are faster than classic computers for certain tasks, but building them is …

Jun 10, 2025 · In this article, we'll explore everything about the qubit in quantum computing: how it works, the technologies behind it, different types of qubits, real-world applications, and the …

6 days ago · Controlling qubits with quantum superpositions allows them to dramatically violate a fundamental limit and encode information for about five times longer during ...

Mar 18, 2025 · The best quantum computers today contain hundreds of interconnected qubits and make an error roughly once in every thousand operations. An error changes the state of a qubit, destroying …