Literature
Related Developments
A curated feed of research papers, foundational references, and recent publications that connect to CWM — drawn from citations across the paper, companion guide, and book manuscript.
Recent Developments
2New research published during or after the CWM project that intersects with our architecture.
Encoding and decoding of multidimensional optical field modulation in holographic data storage
R. Chen, J. Wang, H. Wu, M. Song, Y. Yang, D. Lin, X. Tan · Optica 13, 591–601 (2026)
CWM relevance: Independently validates CWM's polysemic readout principle from the optical side — one inscription, multiple orthogonal channels, ~3× capacity gain.
High-performance heterodyne receiver for quantum information processing in a laser-written integrated photonic platform
A. Peri, G. Gualandi, T. Bertapelle, et al. · Advanced Photonics 8(1), 016009 (2026)
CWM relevance: Demonstrates laser-written photonic circuits in glass — the same substrate CWM uses for acoustic memory. Cited in paper §3.2 and §7.3.
Foundational References
6The core literature that CWM builds upon — from von Neumann architecture critique to acoustic physics.
A mathematical theory of communication
C. E. Shannon · Bell System Technical Journal 27(3), 379–423, 623–656 (1948)
CWM relevance: CWM's bits-per-mode calculation derives directly from Shannon's channel capacity theorem.
The Theory of Sound (2 vols.)
Lord Rayleigh (J. W. S. Strutt) · London: Macmillan (Reprinted Dover, 1945) (1877)
CWM relevance: The Rayleigh perturbation formula is the mathematical foundation for CWM's write mechanism.
Neural networks and physical systems with emergent collective computational abilities
J. J. Hopfield · Proceedings of the National Academy of Sciences 79(8), 2554–2558 (1982)
CWM relevance: CWM's associative recall is a physical implementation of Hopfield's content-addressable memory.
Can programming be liberated from the von Neumann style?
J. Backus · Communications of the ACM 21(8), 613–641 (1978)
CWM relevance: Articulates the memory wall problem that CWM bypasses by unifying storage and computation.
Hitting the memory wall: Implications of the obvious
W. A. Wulf & S. A. McKee · ACM SIGARCH Computer Architecture News 23(1), 20–24 (1995)
CWM relevance: Quantifies the processor-memory speed gap that CWM eliminates by computing in the storage medium.
Verwendung von Schwingquarzen zur Wägung dünner Schichten und zur Mikrowägung
G. Sauerbrey · Zeitschrift für Physik 155(2), 206–222 (1959)
CWM relevance: The Sauerbrey equation — mass-to-frequency transduction — is the read mechanism CWM exploits.
In-Memory Computing
4Related work on computing within the storage medium — the paradigm CWM extends to the acoustic domain.
In-memory computing with resistive switching devices
D. Ielmini & H.-S. P. Wong · Nature Electronics 1, 333–343 (2018)
CWM relevance: ReRAM crossbar computing is CWM's closest electronic relative — but requires weight programming where CWM's weights are baked into physics.
Advances in magnetics: roadmap on spin-wave computing
A. V. Chumak, P. Kabos, M. Wu, et al. · IEEE Transactions on Magnetics 58(6), 0800172 (2022)
CWM relevance: Spin-wave computing is the magnetic counterpart to CWM's acoustic wave computing.
Cavity optomechanics
M. Aspelmeyer, T. J. Kippenberg, F. Marquardt · Reviews of Modern Physics 86(4), 1391–1452 (2014)
CWM relevance: Cavity optomechanics couples optical and mechanical modes — the photonic analogue of CWM's acoustic eigenmode encoding.
Dynamics of phononic materials and structures
M. I. Hussein, M. J. Leamy, M. Ruzzene · Applied Mechanics Reviews 66(4), 040802 (2014)
CWM relevance: Phononic crystal engineering is the materials science foundation for MEMS-scale CWM arrays.
MEMS & Acoustic Devices
6Fabrication and resonator technologies relevant to CWM's MEMS scaling path.
MEMS technology for timing and frequency control
C. T.-C. Nguyen · IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control 54(2), 251–270 (2007)
CWM relevance: Nguyen's MEMS resonator work directly informs CWM's scaling projections from macro to micro.
Piezoelectric aluminum nitride thin films for microelectromechanical systems
G. Piazza, V. Felmetsger, P. Muralt, et al. · MRS Bulletin 37(11), 1051–1061 (2012)
CWM relevance: AlN thin-film piezoelectrics are the leading transducer candidate for CWM MEMS excitation and readout.
RF MEMS: Theory, Design, and Technology
G. M. Rebeiz · Hoboken, NJ: Wiley (2003)
CWM relevance: Standard reference for RF MEMS packaging — directly applicable to CWM array integration.
Properties of aluminum nitride thin films for piezoelectric transducers and microwave filter applications
M.-A. Dubois & P. Muralt · Applied Physics Letters 74(20), 3032–3034 (1999)
CWM relevance: Early AlN characterisation underpinning CWM's piezoelectric coupling assumptions.
Deep wet etching of borosilicate glass using an anodically bonded silicon substrate as mask
T. Corman, P. Enoksson, G. Stemme · Journal of Micromechanics and Microengineering 8(2), 84–87 (1998)
CWM relevance: Borosilicate glass MEMS etching process directly relevant to CWM resonator fabrication.
An analytical model for support loss in micromachined beam resonators with in-plane flexural vibrations
Z. Hao, A. Erbil, F. Ayazi · Sensors and Actuators A 109, 156–164 (2003)
CWM relevance: Anchor loss model used in CWM's Q-budget analysis for MEMS scaling.
Historical Precedents
2Acoustic delay-line memory and other wave-based storage from computing's earliest days.
Mercury delay line memory using a pulse rate of several megacycles
I. L. Auerbach, J. P. Eckert, R. F. Shaw, C. Sheppard · Proceedings of the IRE 37(8), 855–861 (1949)
CWM relevance: The original acoustic memory — CWM revisits the idea of storing data in sound waves, but with eigenmode encoding instead of pulse timing.
The EDSAC (Electronic delay storage automatic calculator)
M. V. Wilkes & W. Renwick · Mathematics of Computation 4(30), 61–65 (1950)
CWM relevance: EDSAC used mercury delay lines as main memory — the last time sound served as a storage medium before CWM.
Physics & Mathematics
8Theoretical foundations from acoustics, damping, information theory, and spectral analysis.
Channel coding with multilevel/phase signals
G. Ungerboeck · IEEE Transactions on Information Theory 28(1), 55–67 (1982)
CWM relevance: Trellis-coded modulation theory applied to CWM's multi-level perturbation encoding.
Storing infinite numbers of patterns in a spin-glass model of neural networks
D. J. Amit, H. Gutfreund, H. Sompolinsky · Physical Review Letters 55(14), 1530–1533 (1985)
CWM relevance: Establishes the 0.14N storage capacity limit for Hopfield networks — CWM's associative recall faces analogous bounds.
Internal friction in solids: I. Theory of internal friction in reeds
C. Zener · Physical Review 52(3), 230–235 (1937)
CWM relevance: Zener damping sets the thermoelastic floor for CWM resonator Q factors at MEMS scale.
Über das Verhalten von Eigenwerten bei adiabatischen Prozessen
J. von Neumann & E. P. Wigner · Physikalische Zeitschrift 30, 467–470 (1929)
CWM relevance: The von Neumann–Wigner no-crossing theorem governs mode interaction in CWM — eigenvalues repel rather than cross.
Ultrasonic Absorption: An Introduction to the Theory of Sound Absorption and Dispersion in Gases, Liquids, and Solids
A. B. Bhatia · New York: Oxford University Press (1967)
CWM relevance: Standard reference for acoustic loss mechanisms that constrain CWM's Q budget.
Ultrasonic Testing of Materials (4th ed.)
J. Krautkrämer & H. Krautkrämer · Berlin: Springer-Verlag (1990)
CWM relevance: Ultrasonic testing theory underpins CWM's broadband pulse excitation and frequency-domain readout.
Synaptic pruning and the developing brain
P. R. Bhatt, G. S. Tomko, P. Bhatt · Handbook of Developmental Neuroscience (2020)
CWM relevance: Biological inspiration for CWM's synaptic pruning enhancement (+10.7% capacity via strategic mode removal).
Piezoelectric Ceramics
B. Jaffe, W. R. Cook Jr., H. Jaffe · London: Academic Press (1971)
CWM relevance: Fundamental piezoelectric properties reference for CWM transducer design.
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References
6
Categories
1877–2026
Year span
61
Topics