The development of fault-tolerant quantum computing

The gap

Evidence profile

Sourced from the future-work section and stated research gap and limitations section of the source papers, classified as general, spanning 7 journals.

Supporting evidence — 8 representative gaps

• ULTRAMETRIC QUANTUM COMPUTATION: An MVP Program for Passive Geometric Fault Tolerance (2026) · Zenodo (CERN European Organization for Nuclear Research) · doi

  Testing the ultrametric framework through experimental implementation. Exploring the applications of passive geometric fault tolerance in quantum computing. Developing more efficient quantum computing architectures based on the ultrametric framework.

  generalfuture-work section
  Keywords: testing ultrametric framework through experimental implementation exploring applications
• Quantum Computing: Principles, Evolution, Applications, and Future Prospects (2026) · International Journal of Science Strategic Management and Technology · doi

  Classical computers are inefficient for simulating quantum systems. There is a need for the development of quantum machines for simulating quantum systems. The paper identifies the need for advancements in quantum error correction, hardware design, and algorithm optimization.

  generalstated research gap
  Keywords: classical computers inefficient simulating quantum systems there need
• Quantum Computing: Principles, Evolution, Applications, and Future Prospects (2026) · International Journal of Science Strategic Management and Technology · doi

  Current quantum computers contain a limited number of qubits. Scaling up quantum systems while maintaining coherence and minimizing noise is a major engineering challenge. Quantum computers require highly specialized hardware environments. Increasing qubit count often leads to higher error rates and system complexity.

  generallimitations section
  Keywords: current quantum computers contain limited number qubits scaling
• A digitally controlled silicon quantum processing unit (2026) · Nature · doi

  The development of commercially viable quantum computers requires efficient fabrication of qubit chips and control-signal generation and delivery systems. The disconnect between qubit chip development and control-signal hardware must be resolved. The system must be scalable and compatible with advanced semiconductor manufacturing.

  generalstated research gapevidence 5/5
  Keywords: development commercially viable quantum computers requires efficient fabrication
• SPOOKY CHIPS: THE STRANGE, ENTANGLED HEART OF THE NEXT COMPUTING REVOLUTION (2026) · Journal of Smart Computing and Quantum Technologies · doi

  The gap between physical and logical qubit requirements represents a formidable challenge. Reducing this overhead through improved qubit quality or more efficient error-correcting codes is a priority research direction. The study identifies decoherence and high error rates as fundamental barriers to achieving fault tolerance.

  generalstated research gapevidence 5/5
  Keywords: gap between physical logical qubit requirements represents formidable
• Dynamical codes for hardware with noisy readouts (2026) · Quantum · doi

  The authors suggest that future research should focus on designing fault-tolerant schemes for quantum computing beyond quantum memories. The paper notes that time vortex defects may further reduce teraquop volumes. The authors suggest that ideas such as those presented in the paper can be used to take steps towards designing fault-tolerant schemes.

  generalfuture-work sectionevidence 5/5
  Keywords: authors suggest future research focus designing fault-tolerant schemes
• Quantum algorithms: a new frontier in financial crime prevention (2026) · Quantum Machine Intelligence · doi

  The development of fault-tolerant quantum computing. The integration of quantum systems into existing financial analytics pipelines. The investigation of noise mitigation techniques to improve the performance of quantum models.

  generalfuture-work sectionevidence 5/5
  Keywords: development fault-tolerant quantum computing integration systems existing financial
• Persistence of entangled states and high-fidelity quantum gate operations in Si/SiGe spin qubits at high temperature (2026) · Applied Physics Letters · doi

  Further study of the scalability of the qubit platform. Investigation of the potential for Si/SiGe qubits in practical quantum computing applications. Development of integrated cryogenic electronics for quantum computing systems.

  generalfuture-work sectionevidence 5/5
  Keywords: further study scalability qubit platform investigation potential sige

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