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GCRI · Teknolojiyên kuantûmê

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Quantum science studies how matter and light behave at the smallest scales, where particles exist in superpositions of states, can be entangled with one another and interfere like waves. Quantum technology engineers those effects into devices: computers that process information in qubits, sensors that measure time, gravity and magnetic fields with extraordinary precision, and communication pergalan whose security rests on physics. This page explains the field, why it matters and how it connects to other risks.

Open Dependencies and consequences Back to Quantum Technologies
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01Why it matters

Opportunity and disruption from the same physics.

Quantum technologies could advance chemistry, materials, navigation and Earth observation. They also threaten a foundation of digital trust: the public-key cryptography that secures communications, payments, software updates and identity. Both effects are uncertain in timing, but the cryptographic transition must begin before the threat matures because pergalan take years to change and some data must stay confidential for decades.

Quantum technology is also strategic: research capacity, specialised components and skilled people are concentrated in a few places, and governments treat the field as a matter of economic and national security. That shapes collaboration, export controls and access.

02Çavdêrî bike

Field overview.

The screen a team would use to follow this subject: its measures, states and decisions. Names are examples and values are illustrative.

Field overview: the screen’s structure, terms and states for Quantum technologies.Nav û nirxên nimûneyî; sêwiran e, ne qeyd an pergaleke zindî ye.
03What experts study

The core questions.

  1. 01

    Computation

    What quantum computers can do, at what scale, with what error rates. See quantum computing and quantum and materials.

  2. 02

    Measurement and communication

    Sensing, timing and quantum-secured links. See quantum sensing and quantum communications.

  3. 03

    Security transition

    Migration to post-quantum cryptography. See kriptografiya piştî kuantûmê.

  4. 04

    Capacity and economy

    Skills, supply chains and applications. See quantum workforce and quantum industries.

  5. 05

    Responsibility

    Dual use, equity and honest communication of uncertainty. See responsible quantum innovation.

04Connections

How quantum touches other systems.

The cryptographic transition affects every digitally dependent sector: finance, energy, health, government and telecommunications. Quantum sensing could change navigation and Earth observation, with consequences for space pergalan û binesaziya girîng. Dependencies and consequences sets out the links. Counterparts include Ewlehiya sîber û berxwedana dîjîtal at GCRI, AI and Digital Governance at The Global Risks Forum (GRF) and Financial Cyber and Operational Resilience at The Global Risks Alliance (GRA).

05Rêbaz

What the evidence rests on.

The field relies on fîzîk û zanista kuantûmê, quantum technology, cryptography, materials science and chemistry and statistics. Assumptions and limits are set out on rêbaz û nediyarî.

06Rûpel

Pages in Field overview.

Rûpel

Dependencies and consequences

07Pirs

Pirs û bersiv.

What is a qubit?
The basic unit of quantum information. Unlike a classical bit, which is either zero or one, a qubit can exist in a superposition of both, and qubits can be entangled so that their states are correlated. Physical qubits are realised in superconducting circuits, trapped ions, neutral atoms, photons and other systems.
Will quantum computers replace classical computers?
No. Quantum computers are expected to help with specific problems, such as simulating quantum systems and certain mathematical tasks. Most computing will remain classical.
Which methods does the field rely on?
Physics and quantum science, quantum technology, cybersecurity and cryptography, materials science and chemistry, and probability and statistics. See rûpela bingeha STEM.
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Ji vê rûpelê delîl bidin.

rêzeya Pergalên Stratejîk is the Consortium’s quarterly publication. What you know about this subject can become evidence, a case or a correction in the next edition, credited to you and published under CC BY 4.0 where it is your own work.

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