Unlike classical bits, which can only be in either a 0 or 1 state, qubits can exist in a superposition state. This means that they can represent both 0 and 1 simultaneously, opening up different possibilities for computation. Qubits can also be entangled, where the state of one qubit is dependent on the state of another qubit. This property enables quantum computers to perform parallel calculations and solve problems that would be extremely challenging, if not impossible, for classical computers.

With the use of qubits, quantum computers can run multidimensional quantum algorithms. These algorithms take advantage of the superposition and entanglement properties of qubits to process vast amounts of information simultaneously. They can explore multiple potential solutions to a problem at the same time, rather than sequentially examining each one like classical algorithms.

The computational power of quantum computers lies in their ability to manipulate and measure qubits, which allows for the execution of complex quantum algorithms. By utilizing techniques such as quantum gates and quantum circuits, quantum computers can perform operations on qubits to manipulate their states and perform calculations. These operations can involve rotations, flips, and entanglement operations, among others.

One of the most famous quantum algorithms is Shor's algorithm, which can efficiently factor large numbers. This algorithm has implications for cryptography and the security of many modern encryption systems. Other quantum algorithms, such as Grover's algorithm, can provide significant speedups in searching databases compared to classical algorithms.

While quantum computers hold immense potential for solving complex problems, they are still in the early stages of development. Current quantum computers have a limited number of qubits and suffer from errors due to noise and decoherence. However, researchers and technology companies are actively working to overcome these challenges and create more stable and scalable quantum computers.

In summary, the use of qubits in quantum computers allows for the execution of multidimensional quantum algorithms, revolutionizing computing capabilities. With the ability to exist in multiple states simultaneously and be entangled with other qubits, qubits enable quantum computers to process vast amounts of information in parallel. As advancements continue to be made in the field of quantum computing, we can expect to see breakthroughs in various fields, from cryptography to optimization problems, forever changing the landscape of computing.