Vol 9, No 2 (2025)

Issue Description

Cover image: Isolated scales on Madagascan sunset moth wing (Chrysiridia ripheus). Technique: Darkfield, Image Stacking, Reflected Light (40X Objective Lens Magnification) by S.bastien Malo (Saint Lys, Haute-Garonne, France). Courtesy of Nikon Small World (15th place, 2024 Photomicrography Competition, https://www.nikonsmallworld.com).

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Table of Contents

Editorial

The Invisible Infrastructure of Science: The Starring Role of Librarians and Archivists and a Call for Appreciation
Jeffrey I. Seeman
5-7
PDF
DOI: https://doi.org/10.36253/Substantia-3682

Research Articles

Positronium Chemistry: Origin, Development, and Historical Roots
Helge Kragh
9-19
PDF
DOI: https://doi.org/10.36253/Substantia-3540
Enhanced Desalination in a Hot-Bubble Pilot Plant
Thi Thuy Nguyen, Adrian Garrido Sanchis , Richard M. Pashley
21-34
PDF
DOI: https://doi.org/10.36253/Substantia-3353
The Emergence and Evolution of Atom Efficient and/or Environmentally Acceptable Catalytic Petrochemical Processes from the 1920s to the 1990s
Mark A. Murphy
35-50
PDF
DOI: https://doi.org/10.36253/Substantia-3100
The Work of Carlo Garosi: a Parallel History of the Discovery of Tritium
Benedetto Pietro Casu, Duccio Tatini
51-57
PDF
DOI: https://doi.org/10.36253/Substantia-3436
Chemistry and Literature: Disciplines in Dynamic Equilibrium
Luigi Dei
59-73
PDF
DOI: https://doi.org/10.36253/Substantia-3435
Students’ Mental Model in Understanding Chemical Bonding and Its Correlation with Chemistry Mindset
Atikah Atikah, Habiddin Habiddin, Nazriati Nazriati, Mudzuna Quraisyah Basimin
75-82
PDF
DOI: https://doi.org/10.36253/Substantia-3476
Victor Meyer (1848-1897) Chemist
Juergen Heinrich Maar
83-98
PDF
DOI: https://doi.org/10.36253/Substantia-3439
An Investigation into the Role and Importance of Three-Dimensional Representations through an Analysis of Late 19th and Early 20th Century Chemistry Textbooks
Matteo Chioccioli
99-109
PDF
DOI: https://doi.org/10.36253/Substantia-3430
Science Communication as Praxis: Analysis of ‘The Periodic Table’ by Primo Levi
Luciana Massi, Guilherme da Silva Lima
111-120
PDF
DOI: https://doi.org/10.36253/Substantia-3441
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