Research & Insights

Technical articles, research highlights, and industry analysis from the Groove Quantum team.

Germanium hole-spin qubits
Quantum Hardware

Why Germanium? The Case for Hole-Spin Qubits in Scalable Quantum Computing

March 12, 2026 · Groove Quantum Team · 6 min read

Germanium hole-spin qubits offer a compelling path to scalable quantum processors. We explain the physics, the advantages over competing platforms, and why it matters for real-world quantum advantage.

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Semiconductor fabrication
Engineering

From Lab to Fab: Making Quantum Chips with Standard Semiconductor Manufacturing

February 28, 2026 · Dr. Nico Hendrickx · 7 min read

How we leverage existing semiconductor foundry infrastructure to produce germanium qubit devices — and what this means for quantum computing's commercial future.

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Quantum error correction
Applications

Quantum Error Correction Explained: The Biggest Obstacle Between Today's Qubits and Commercial Use

November 14, 2025 · Dr. Priya Nair · 8 min read

Fault-tolerant quantum computing requires quantum error correction — but QEC demands qubits of exceptional quality. Here's why germanium qubits are uniquely positioned to meet that bar.

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Quantum advantage
Research

Quantum Advantage: What It Actually Means (And When We'll Get There)

December 8, 2025 · Dr. Menno Veldhorst · 7 min read

Quantum advantage is one of the most misunderstood terms in the industry. We explain what it actually requires, the role of error correction, and a realistic timeline for commercial relevance.

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Qubit coherence time
Quantum Hardware

Understanding Qubit Coherence Time — And Why We're Setting New Records

March 5, 2026 · Dr. Lena Fischer · 6 min read

Coherence time is the lifespan of quantum information in a qubit. We explain what limits it, how we engineer germanium devices to maximize it, and what our latest results mean for scalable quantum computing.

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Dilution refrigerator cryogenic system
Engineering

Cryogenic Systems: Engineering at Millikelvin Temperatures

October 22, 2025 · Dr. Thomas Krämer · 7 min read

Operating at 50 millikelvin — colder than deep space — is a defining challenge of quantum hardware. We explain how dilution refrigerators work and how we engineer around the cryogenic constraints at scale.

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Large-scale quantum processor
Scaling

Hardware Scaling: The Road to a Million Qubits

September 18, 2025 · Anne-Marije Zwerver · 8 min read

The path from 10 to a million qubits is an engineering roadmap, not a physics mystery. We break down each layer of the scaling challenge: qubit density, classical control, fabrication yield, and modular architecture.

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Molecular simulation drug discovery
Applications

Quantum Computing for Drug Discovery: Near-Term Reality Check

August 5, 2025 · Dr. Priya Nair · 7 min read

Drug discovery is quantum computing's most-cited near-term application. We cut through the hype and explain what practical quantum chemistry actually requires — and when it will become feasible.

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Two-qubit gate fidelity
Quantum Hardware

Two-Qubit Gates: How We Achieved 99%+ Fidelity Across a 10-Qubit Array

July 10, 2025 · Dr. Menno Veldhorst · 7 min read

Our 2024 Science result in depth: the engineering and physics behind achieving record two-qubit gate fidelity on a multi-qubit germanium array, and why the array-wide result matters more than isolated demonstrations.

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Quantum computing industry 2026
Industry

The Quantum Computing Landscape in 2026: Who's Ahead, Who's Bluffing, and What the Benchmarks Show

January 20, 2026 · Anne-Marije Zwerver · 8 min read

A frank assessment of where different qubit platforms stand today — and why fidelity benchmarks matter more than raw qubit counts. We break down the real state of the industry.

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