A Recent Study From Vienna University of Technology Unveils A Fatal Limitation Of Quantum Computers

Written by Bruno Teles

Published on 11/12/2023 at 15:02

Updated on 11/12/2023 at 15:07

Computadores quânticos: descoberta revela limitação fatal (Foto: Divulgação/ IBM)

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Challenging The Limits Of Physics And Impacting The Future Of Quantum Computing, This Study Reveals A Commitment In Timing Devices That Could Establish A Rigid Limit On The Performance Of Large-Scale Quantum Computers.

Quantum computers utilize a set of principles to achieve what no other computer can. In the quantum realm, physics operates very differently from that of the computers we use today. At this scale, bits of information, called qubits, can simultaneously be in the values 0 and 1. These qubits only need to decide on a value when measured, a state known as superposition, which can be thought of as the “Schrodinger bit“.

Measurements And Precisions

This exponentially increases the number of configurations that a set of qubits can have, and the number continues to grow as more qubits are added. Time measurement, an essential aspect of quantum computing, is intrinsically linked to entropy, which is the measure of disorder in a system. As entropy increases, a system becomes more disordered, marking the passage of time.

The precision and resolution of a clock are its two fundamental properties; precision indicates the accuracy of each tick, while resolution refers to the smallest measurable time intervals. However, no clock can achieve perfect precision and resolution simultaneously due to the finite energy available to it. This limitation sets a fundamental limit for quantum computers.

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Quantum Computing Depends On The Manipulation Of Quantum States Within A Specific Time Period

These states are altered by exposing them to precise forces for exact durations. The precision of these operations is crucial for the proper functioning of quantum computers. However, inherent limitations in time measurement represent a significant challenge.

The research team’s results highlight a trade-off between clock speed and precision. A clock can operate quickly or with high precision, but not both. This trade-off is the result of the finite energy available to the clock, limiting its ability to achieve high resolution and precision.

The quest for perfect timing and the advancement of quantum computing are intertwined with the fundamental limits of physics. The trade-off between precision and resolution in time measurement establishes a limit on the capabilities of quantum computers.

For us laypeople and mere mortals, it is difficult to distinguish a quantum computer; the channel Ciência Todo Dia created a documentary on the ‘definition’, which is worth checking out.

As Technology Advances, We May Have To Deal With These Limitations

This research, published in Physical Review Letters, not only challenges our understanding of time and quantum computing but also invites us to explore the depths of physics and its constraints on our technological aspirations.

The discovery is a reminder that while quantum computers offer revolutionary possibilities, they are still subject to the fundamental laws of physics. This balance between speed and precision may be crucial for the future development of quantum computers and for our broader understanding of the quantum universe. As we continue to explore the limits of quantum computing, these findings may pave the way for new approaches and innovative solutions.

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A Recent Study From Vienna University of Technology Unveils A Fatal Limitation Of Quantum Computers

Challenging The Limits Of Physics And Impacting The Future Of Quantum Computing, This Study Reveals A Commitment In Timing Devices That Could Establish A Rigid Limit On The Performance Of Large-Scale Quantum Computers.

Measurements And Precisions

Quantum Computing Depends On The Manipulation Of Quantum States Within A Specific Time Period

As Technology Advances, We May Have To Deal With These Limitations

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A Recent Study From Vienna University of Technology Unveils A Fatal Limitation Of Quantum Computers

Challenging The Limits Of Physics And Impacting The Future Of Quantum Computing, This Study Reveals A Commitment In Timing Devices That Could Establish A Rigid Limit On The Performance Of Large-Scale Quantum Computers.

Measurements And Precisions

Quantum Computing Depends On The Manipulation Of Quantum States Within A Specific Time Period

As Technology Advances, We May Have To Deal With These Limitations

Libya built over 4,000 kilometers of underground pipelines to bring water from the Sahara to coastal cities in a project that the government itself called the Eighth Wonder of the World.

Desert sand, previously discarded for being too smooth for concrete, becomes an ecological brick in the United Arab Emirates, dispensing with Portland cement, curing at room temperature, and attempting to transform dunes useless for construction into raw material for a new arid engineering.

He transformed an abandoned plastic water tank into an underground house in the “hobbit hole” style, using only repurposed pallet wood, without heavy machinery or expensive labor.

China transforms desert-devastated area into the world’s largest artificial forest, planting trees for 60 years, blocking sand that reached Beijing, and creating a “green lung” of 92,000 hectares in a region once considered lost.

Toyota launches “family hybrid van” with 7 or 8 seats, 1.8 hybrid engine, fuel consumption of up to 23.8 km/l, and a price equivalent to about R$ 104,000 without taxes, below the Tiggo 8 Pro Plug-in Hybrid sold in Brazil: meet the Noah Hybrid 2026 in Japan.

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