Josephson junctions
Scientists / Papers
Brian Josephson (Nobel Prize 1973)
Theories Citing This Reference (9)
Advanced Quantum Fabrication Is a Geopolitical Weapon
The development of advanced quantum chip fabrication using 300mm tools and proprietary recipes is explicitly designed as a geopolitical strategy to maintain US technological supremacy over China. Martinis's statement about using processes 'you can't get in China' and developing methods that 'will protect our lead' reveals that quantum computing is not merely a scientific endeavor but a critical component of technological warfare. The lithography and material science advantages are being weaponized to prevent Chinese replication of quantum capabilities.
AI Scaling Requires Fundamental Hardware Paradigm Shift
Current approaches to AI scaling - simply building larger data centers with more GPUs and nuclear power plants - are unsustainable and insufficient for achieving human-level AI. A fundamental rethinking of the hardware layer is required, and thermodynamic computing represents a path to 'densifying intelligence in matter' by converting energy to intelligence far more efficiently than current architectures.
Governments Already Possess Advanced Thermodynamic Supercomputers
The technology Extropic is developing is not truly novel but represents publicly-known versions of classified military technology that Lockheed Martin and government programs have possessed for years, hidden behind the complexity of the physics that few understand
Gravitational Wave Communication Chip
A micro-scale device using superconducting Josephson junctions can generate detectable gravitational waves to carry information through obstacles that block electromagnetic signals.
Microwave-Frequency Josephson Junctions Enable Macroscopic Quantum Coherence
The mechanism enabling macroscopic quantum effects in MH370-scale technology involves Josephson junctions operating at microwave frequencies. Martinis explains that microwave frequencies (billions of oscillations per second) provide vastly more opportunities for quantum tunneling compared to lower frequencies. The speaker connects this to laser research using microwave pump lasers through sapphire crystals, suggesting that the orbs use microwave-enhanced Josephson junctions to create and maintain the plasma bubble that enables macroscopic tunneling.
Quantum Computers Tap Into External Intelligence Through Resonance
The mechanism by which quantum computers operate—measuring resonance variations in coupled oscillating systems—may enable connection to external intelligences or consciousness fields. The speaker speculates that human brains may function as biological quantum computers tapping into external intelligence, and that artificial quantum computers with sufficient qubits might achieve similar connections. This could result in communications from beings 'on the other side of the galaxy' or from 'another dimension or a higher dimension' through the quantum computer interface.
Room-Temperature Quantum-Like Computing Is The Breakthrough
The true innovation of Extropic's technology is not the probabilistic computing paradigm itself but the ability to achieve quantum-like effects at room temperature without cryogenic cooling. This eliminates the massive energy overhead of superconducting quantum computers while maintaining similar computational capabilities through harnessing natural thermal fluctuations.
SQUID Architecture Underlies All Quantum Technologies
The SQUID design (two Josephson junctions) is the fundamental architecture underlying not just quantum computers but all quantum technologies including quantum radar, astronomical detectors, and potentially classified surveillance systems. The speaker notes that China's 'quantum radar' and various detection arrays likely use this same SQUID-based architecture. This suggests a convergence of quantum technologies around Josephson junction physics, with applications spanning computing, sensing, communication, and potentially weapon systems.
Thermodynamic Computing Is Rebranded Quantum Computing
Despite Extropic's insistence on distinguishing their technology from quantum computing, thermodynamic computing using p-bits, Josephson junctions, and probability distributions is fundamentally similar to quantum computing - essentially 'a quantum computer with extra steps.' The distinction is primarily architectural and semantic, driven by the founders' personal history with quantum computing rather than fundamental physics differences.