No, entangled qubits cannot be disentangled or "untangled" simply by physical means or without the use of code or software. Entanglement is a property that arises from the quantum state of the qubits, and it cannot be altered or removed through physical manipulation alone.
Entanglement occurs when two or more qubits become correlated in a way that their quantum states are interconnected, even when physically separated. The entangled qubits share a joint quantum state, and any change or measurement made on one qubit instantaneously affects the state of the other qubit, regardless of the physical distance between them. This property is known as quantum entanglement and is a fundamental aspect of quantum mechanics.
To manipulate or disentangle entangled qubits, specific quantum operations and algorithms need to be applied. These operations are typically implemented through code or software that controls the behavior of the quantum computer. Quantum gates, such as the CNOT gate or the controlled-phase gate, are commonly used to manipulate and disentangle qubits by applying controlled operations on the entangled qubits.
Disentangling entangled qubits is a complex process that requires careful quantum computing techniques. It often involves performing specific operations on the qubits to disentangle them or applying error-correction codes to mitigate the effects of noise and decoherence that can disrupt the entanglement.
In summary, the disentanglement of qubits requires the use of code or software that employs appropriate quantum operations and algorithms to manipulate and control the quantum states of the entangled qubits. Physical manipulation alone is insufficient to disentangle qubits.