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Other Creative Products

Archival - acoustics and history of acoustics

4. *Nico F. Declercq, “Obituary - Oswald J. Leroy”, Acoustics Today, p 66 , Spring 2023.
3. *Nico F. Declercq, “Décès du Pr Oswald Jozef Leroy”, published online by the French Acoustical Society (Société Française d’Acoustique), September 19, 2022, with tribute “Hommage – Professeur émérite Oswald Leroy” as downloadable extension.
2. *Nico F. Declercq, “Editorial Introduction on Proceedings of the 2015 International Congress on Ultrasonics, 2015 ICU Metz”, Pages 1-5, in Proceedings of the 2015 ICU International Congress on Ultrasonics, Metz, France, Edited by Nico F. Declercq, Physics Procedia 70, (2015).
1. *Nico F. Declercq, “On the Fascinating Phenomenon of Diffraction by Periodic Structures”, Acoustics Today 9(1), 8-13, 2013, published by the Acoustical Society of America (http://dx.doi.org/10.1121/1.4802078).

Archival - history

5. *Nico Felicien Declercq, “Un nou llibre sobre els Desclergues de montblanc”, El Foradot - Revista bimestral de Montblanc, Arts Gràfiques Requesens, December 2021. ⟨hal-03505715⟩
4. *Nico F. Declercq, “Een merkwaardige koffietafel in 1933”, accepted for publication in Tijdschrift van de Heemkring Dorp en Toren vzw, Deerlijk, Belgium, 2021. (peer reviewed by local historians)
3. *Nico F. Declercq, “Over de Spaanse oorsprong van de kapel ter ruste”, Tijdschrift van de Heemkring Dorp en Toren vzw, Deerlijk, Belgium, Derlike XLIII, 1, p 1-27 (2021) (peer reviewed by local historians)
2. *Nico Declercq, “Maurice Verhaeghe, een soldaat uit de eerste wereldoorlog”, Tijdschrift van de Heemkring Dorp en Toren vzw, Deerlijk, Belgium, Derlike XLII, extranummer, pages 131-141, (2020) (peer reviewed by local historians)
1. *Eduard Contijoch, Nico Declercq, “La història belga de la famìlia Desclergue de Montblanc”, El Foradot – Revista bimestral de Montblanc, Num. 108, p. 23-27, Spain, October 2018.

Archival books - history and science

10. *Nico F. Declercq, "The Desclergues of la Villa Ducal de Montblanc, Second Edition Omnibus", 2024, ISBN : 9083176940, 9789083176949, 2080 pages, 2024.
9. *Nico F. Declercq, "The Desclergues of la Villa Ducal de Montblanc, Second Edition, VOLUME I (Pt I-VII, Ch 1-28, p 1-362),” ISBN: 9798329428452, 2024.
8. *Nico F. Declercq, "The Desclergues of la Villa Ducal de Montblanc, Second Edition, VOLUME II (Pt VIII, Ch 29-40, p 363-689),” ISBN: 9798329440546, 2024.
7. *Nico F. Declercq, "The Desclergues of la Villa Ducal de Montblanc, Second Edition, VOLUME III (Pt IX, Ch 41-47, p 690-885),” ISBN: 9798329446043, 2024.
6. *Nico F. Declercq, "The Desclergues of la Villa Ducal de Montblanc, Second Edition, VOLUME IV (Pt X-XII, Ch 48-63, p 886-1188),” ISBN: 9798329506471, 2024.
5. *Nico F. Declercq, "The Desclergues of la Villa Ducal de Montblanc, Second Edition, VOLUME V (Pt XIII, Ch 64-68, p 1189-1396),” ISBN: 9798329508208, 2024.
4. *Nico F. Declercq, "The Desclergues of la Villa Ducal de Montblanc, Second Edition, VOLUME VI (Pt XIV, Ch 69-72, p 1397-1578),” ISBN: 9798329510485, 2024.
3. *Nico F. Declercq, "The Desclergues of la Villa Ducal de Montblanc, Second Edition, VOLUME VII (Pt XV, Ch 73-74, p 1579-1630),” ISBN: 9798329604009, 2024.
2. *Nico F. Declercq, "The Desclergues of la Villa Ducal de Montblanc, Second Edition, VOLUME VIII (Pt XVI-XVIII, Ch 75-80, p 1631-2023),” ISBN: 9798329605211, 2024.
1. *Nico F. Declercq, “The Desclergues of la Villa Ducal de Montblanc”, December 2021 (Self-published, ISBN/EAN 9789083176901, 1384 pages).

Archival books (poetry and philosophy)

8. *Ernesto de Montisalbi, “Measure,” 88 pages, ISBN 979-8242733909, 2026.
7. *Ernesto de Montisalbi, “Contemplation,” 104 pages, ISBN 979-8242730014, 2026.
6. *Ernesto de Montisalbi, “Dauwzucht,” (in Dutch) 117 pages, ISBN 979-8279488728, 2025.
5. *Ernesto de Montisalbi, "Heart Embers," 143 pages, ISBN 979-8341255258, 2024.
4. *Ernesto de Montisalbi, "Light Whispers," 139 pages, ISBN 979-8341257788, 2024.
3. *Ernesto de Montisalbi, "Soul Sparks," 149 pages, ISBN 979-8341256965, 2024.
2. *Ernesto de Montisalbi, "Grievous Reminiscence," 491 pages, ISBN 979-8877523371, 2024.
1. *Ernesto de Montisalbi, "Demitasse Chastity," 454 pages, ISBN 979-8372410312, 2023.

Archival Fundamental Physics Papers

1. Declercq, N. F. (2026). Progress in Trembling Spacetime Relativity Theory: From Admissible Geometry to Stable Localized Structures. Zenodo. https://doi.org/10.5281/zenodo.20333607. Also on https://hal.sciece/hal-05631463 and https://www.researchgate.net/publication/405202896_Progress_in_Trembling_Spacetime_Relativity_Theory_From_Admissible_Geometry_to_Stable_Localized_Structures
2. Declercq, N. F. (2025). Derived Dynamics in Trembling Spacetime Relativity : A Unified Geometric Basis for the Principles of Inertia, Equivalence, Action, and Energy–Mass Relations. Zenodo (CERN). https://doi.org/10.5281/zenodo.18050230. Also on http://inspirehep.net/record/3097147, https://hal.sciece/hal-05431555, and https://www.researchgate.net/publication/399067604_Derived_Dynamics_in_Trembling_Spacetime_Relativity_A_Unified_Geometric_Basis_for_the_Principles_of_Inertia_Equivalence_Action_and_Energy-Mass_Relations
3. Declercq, N. F. (2025). Deterministic Nuclear Structure, Fission, and Fusion from Curvature Dynamics in Trembling Spacetime Relativity. Zenodo (CERN). https://doi.org/10.5281/zenodo.17666433 . Also on https://hal.science/hal-05376590 , and https://researchgate.net/publication/397839285_Deterministic_Nuclear_Structure_Fission_and_Fusion_from_Curvature_Dynamics_in_Trembling_Spacetime_Relativity
4. Declercq, N. F. (2025). Emergence of 4D Spacetime and Cosmic Expansion from Causal Geometry. Zenodo (CERN). https://doi.org/10.5281/zenodo.16656746 . Also on http://inspirehep.net/record/2956022 , https://hal.science/hal-05195091 , and https://www.researchgate.net/publication/394171620_Emergence_of_4D_Spacetime_and_Cosmic_Expansion_from_Causal_Geometry .

5. Declercq, N. F. (2025). The Geometric Origin and Finite Classification of Fundamental Particles in Trembling Spacetime. Zenodo (CERN). https://doi.org/10.5281/zenodo.15830692 . Also on http://inspirehep.net/record/2942710 , https://hal.science/hal-05149269 and https://www.researchgate.net/publication/393465560_The_Geometric_Origin_and_Finite_Classification_of_Fundamental_Particles_in_Trembling_Spacetime .

6. Declercq, N. F. (2025). A Geometric Theory of Atomic Structure Without Quantum Postulates. Zenodo (CERN). https://doi.org/10.5281/zenodo.15682930 . Also on http://inspirehep.net/record/2935492, https://hal.science/hal-05117307 and https://www.researchgate.net/publication/392760925_A_Geometric_Theory_of_Atomic_Structure_Without_Quantum_Postulates .
7. Declercq, N. F. (2025). Corpuscular Light in Trembling Spacetime: A Geometric Foundation for Planck's Radiation Law and the Limits of Temperature. Zenodo (CERN). https://doi.org/10.5281/zenodo.15586864 . Also on http://inspirehep.net/record/2929047, https://hal.science/hal-05096124, and https://www.researchgate.net/publication/392367221_Corpuscular_Light_in_Trembling_Spacetime_A_Geometric_Foundation_for_Planck's_Radiation_Law_and_the_Limits_of_Temperature .
8. Declercq, N. F. (2025). Causal Entanglement from Deterministic Geodesic Correlation in Trembling Spacetime. Zenodo (CERN). https://doi.org/10.5281/zenodo.15490040 Also on http://inspirehep.net/record/2926847, https://hal.science/hal-05080247 and https://www.researchgate.net/publication/391980465_Causal_Entanglement_from_Deterministic_Geodesic_Correlation_in_Trembling_Spacetime .

9. Declercq, N. F. (2025). Beyond Superposition and Collapse: Double-Slit Interference from Trembling Spacetime Geodesics. Zenodo (CERN). https://doi.org/10.5281/zenodo.15425854 . Also on http://inspirehep.net/record/2923046, https://hal.science/hal-05070356 and https://www.researchgate.net/publication/391793094_Beyond_Superposition_and_Collapse_Double-Slit_Interference_from_Trembling_Spacetime_Geodesics
10. Declercq, N. F. (2025). A Unified Geometric Theory of Trembling Spacetime Relativity. Zenodo (CERN). https://doi.org/10.5281/zenodo.15360946 . Also on https://inspirehep.net/literature/2919662 , on https://hal.science/hal-05060885 and on https://www.researchgate.net/publication/391566719_A_Unified_Geometric_Theory_of_Trembling_Spacetime_Relativity

Archival Biotechnology Papers

1. Declercq, N. (2026). A 1992-1993 High School Genetics Thesis at the Dawn of the Genomic Era: Scientific, Historical, and Pedagogical Analysis of Nico F. Declercq's 'Erfelijkheid en recombinant-DNA-Technologie'. Zenodo (CERN). https://doi.org/10.5281/zenodo.20431684 . Also on https://hal.science/hal-05636747 and on https://www.researchgate.net/publication/405403717_A_1992-1993_High_School_Genetics_Thesis_at_the_Dawn_of_the_Genomic_Era_Scientific_Historical_and_Pedagogical_Analysis_of_Nico_F_Declercq's_'Erfelijkheid_en_recombinant-DNA-Technologie'

Archival Book Description Papers

1. Declercq, N. F. (2026). Attention, Wound, Laughter, and Measure: A Philosophical Study of the Poetry of Ernesto de Montisalbi. Zenodo (CERN). https://doi.org/10.5281/zenodo.20433900 . Also on https://hal.science/hal-05636843 and on https://www.researchgate.net/publication/405404688_Attention_Wound_Laughter_and_Measure_A_Philosophical_Study_of_the_Poetry_of_Ernesto_de_Montisalbi
2. Declercq, N. F. (2026). Ontological Transformation, Moral Injury, and Existential Reconstruction in the Philosophical Works of Ernesto de Montisalbi. Zenodo (CERN). https://doi.org/10.5281/zenodo.20434460 . Also on https://hal.science/hal-05636874 and on https://www.researchgate.net/publication/405413521_Ontological_Transformation_Moral_Injury_and_Existential_Reconstruction_in_the_Philosophical_Works_of_Ernesto_de_Montisalbi