Columnar Mesomorphism of Board-Shaped Perylene, Diketopyrrolopyrrole, Isoindigo, Indigo, and Quinoxalino-Phenanthrophenazine Dyes. S. Holger Eichhorn*, Ala’a O. El-Ballouli, Adam Cassar, and Bilal R. Kaafarani*, 2021 ChemPlusChem, 86, 319

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Invited Review

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Topochemical Polymerization of a Nematic Tetraazaporphyrin Derivative to Generate Soluble Polydiacetylene Nanowires. M. Nazir Tahir, Elmahdy Abdulhamied, Audithya Nyayachavadi, Mariia Selivanova, S. Holger Eichhorn*, and Simon Rondeau-Gagné*, 2019, Langmuir, 35(47) 15158−15167

Phase behaviour of star-shaped binary mixtures of triphenylbenzenes, triphenylboroxines and triphenyltriazines. Tobias Wöhrle, Hi Taing, Christopher Schilling, S. Holger Eichhorn, Sabine Laschat*, 2019, Liq. Cryst., 46 (13-14), 1973-1984

Synthesis and structural characterization of three nano-structured Ag(I) coordination polymers; Syntheses, Characterization and X-ray Crystal Structural analysis. Fatemeh Zisti, Alireza Azhdari Tehrani, Robabeh Alizadeh, Hamed Abbasi, Ali Morsali*, S. Holger Eichhorn, 2019, J. Solid State Chem. 271, 29-39

Strategies for Improving Electrospinability of Polysulfone. Iman Azarian Borojeni, Biao Zhou*, S. Holger Eichhorn. 2018 CSME International Congress 178

Composite‐supported Pt catalyst and electrosprayed cathode catalyst layer for polymer electrolyte membrane fuel cell. Esmaeil Navaei Alvar, Biao Zhou*, S. Holger Eichhorn, 2017, Int. J. Energy Res. (41,11), 1626–1641

Self-organization of Porphyrins and Phthalocyanines in two and three dimensions by S. Holger Eichhorn and Elmahdy Abdulhamied, in “Handbook of Porphyrin Science: Towards Tuned Properties of Porphyrinoids”, Vol. 42, Karl M. Kadish, Kevin M. Smith, Roger Guilard, Eds., World Scientific, Singapore, 2016, 173-232.

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Invited Book Chapter

Lateral extension induces columnar mesomorphism in crucifix shaped quinoxalinophenanthrophenazines. Ala’a O. El-Ballouli, Himadri Kayal, Chen Shuai, Tarek A. Zeidan, Farah S. Raad, Siwei Leng, Brigitte Wex, Stephen Z.D. Cheng, S. Holger Eichhorn*, and Bilal R. Kaafarani*, 2015, Tetrahedron 71, 308–14

New Dihexadecyldithiophosphate SAMs on Gold Provide Insight into the Unusual Dependence of Adsorbate Chelation on Substrate Morphology in SAMs of Dialkyldithiophosphinic Acids. R. San Juan, C. Allan, M. Iqbal, S. H. Eichhorn, C. Macdonald*, T. Carmichael*, 2013, J. Am. Chem. Soc. 135 (42), 15784-93.

Mesomorphic [2]rotaxanes: Sheltering ionic cores with interlocking components. N. D. Suhan, S. J. Loeb* and S. H. Eichhorn*, 2013, J. Am. Chem. Soc. 135 (1), 400–408.

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Featured in JACS Spotlights

Synthesis of 2,6-disubstituted tetrahydroazulene derivatives. Z. Hussain*, H. Hopf, K. Ayub and S. H. Eichhorn, 2012, Beilstein J. Org. Chem. (8) 693-8.

Thermal conductivity of polyurethane composites containing nanometer and micrometer sized silver particles. M. Iqbal, M. McCullough, A. Harris and S. H. Eichhorn*, 2012, J. Therm. Anal. Calorim. (108,3) 933-938

Measurements and prediction of electronic properties of discotic liquid crystalline triphenylenes and phthalocyanines. M. M. Ahmida and S. H. Eichhorn*, 2010, ECS Transactions (25,26) 1-10

Size and purity of gold nanoparticles changes with different types of thiolate ligands. Weijuan Jia, J. McLachlan, Jiayan Xu, and S. H. Eichhorn*, 2010, J. Therm. Anal. Calorim. (100,3) 839-45

Hollow six-stranded helical columns of a helicene. M. A. Shcherbina, X. Zeng, T. Tadjiev, G. Ungar*, S. H. Eichhorn, K. E. S.Phillips, T. J. Katz, 2009, Angew. Chem. (48,42) 7837-40

Application of solid-state 35Cl NMR to the structural characterization of hydrochloride pharmaceuticals and their polymorphs. H. Hamaed, J. M. Pawlowski, B. F.T. Cooper, R. Fu, S. H. Eichhorn, and R. W. Schurko*, 2008, J. Am. Chem. Soc. (130/33) 11056-66

Helical Discotic Liquid Crystals. Libor Vyklicky, S. Holger Eichhorn*, and Thomas J. Katz*, 2003, Chem. Mater. (15) 3594-601.

The Interplay of Bent-Shape, Lateral Dipole, and Chirality in Thiophene Based Di-, Tri-, and Tetracatenar Liquid Crystals. S. Holger Eichhorn, Alexander J. Paraskos, Keiki Kishikawa and Timothy M. Swager*, (2002), J. Am. Chem. Soc. (124) 12742-51.

Mesomorphic Phthalocynanines, Tetraazaporphyrins, Porphyrins and Triphenylenes as Charge-Transporting Materials, H. Eichhorn*, 2000, J. Porphyrines Phthalocyanines (4,1), 88-102.

Discotic Liquid Crystalline Block Copolymers 2: Main-Chain Discotic Liquid Crystalline Diblock and Triblock Copolymers, N. Boden, R. J. Bushby*, H. Eichhorn, Zhi-Bao Lu, R. Abeysekera, A. M. Robardes, 1999, Mol. Cyst. Liq. Cryst. Sci. Technol., Sect. A (332) 2803-2812.

Synthesis and Photochemical Properties of Octacinnamoyl-Substituted Tetraazaporphyrins. H. Eichhorn, M. Rutloh, J. Stumpe and D. Wöhrle*, 1996, J. Chem. Soc., Perkin Trans. 2, 1801-10.

Photochemistry of Octacinnamoyl-Substituted Tetraazaporphyrins. (in German) M. Rutloh, J. Stumpe*, H. Eichhorn and D. Wöhrle, 1994, J. Inf. Rec. Mater. (21) 651-2.

Intrinsically Porous Polydiacetylene From a Functionalized Bowl-Shaped Hexaphenoxycyclotriphosphazene Derivative. M. Nazir Tahir*, Masoud Harati, Mehdi Rezapour, S. Holger Eichhorn*, Simon Rondeau-Gagné*, 2021 ACS Appl. Polym. Mater., 3 (1), 191-199

Single Crystals and Nanoparticles of Zn(II) Supramolecular Compounds via Sonochemical Method: Synthesis, Characterization and Structural Studies. Fatemeh Zisti, S. Holger Eichhorn, Robabeh Alizadeh, Alireza Azhdari Tehrani, Ali Morsali*, Jeremy M. Rawson, 2019, Inorganica Chimica 496, 118-995

Synthesis, characterization and single crystal X-ray analysis of Zn(II) phenanthridine complexes. Fatemeh Zisti, Robabeh Alizadeh, Alireza Azhdari Tehran, Ali Morsali*, S. Holger Eichhorn, Jeremy M. Rawson, Hong-Ping Xiao, 2019, J. Mol. Structure 1181, 579-586

Self-Assembly of Board-Shaped Diketopyrrolopyrrole and Isoindigo Mesogens into Columnar π-π Stacks. Hi Taing, Adam Michael Cassar, Michael Udunyi Ocheje, Simon Rondeau-Gagné, Tarek H. El-Assaad, Christa A. Sharabati, Bilal R. Kaafarani*, and S. Holger Eichhorn*, 2019, ChemPlusChem (84) 103-6

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Readers Choice

A high-resolution Holocene record of the East Asian summer monsoon variability in sediments from Mountain Ganhai Lake, North China. Shuwei Zhang*, Zhenyu Yang, Maria T. Cioppa, Qingsong Liu, Xisheng Wang, S. Holger Eichhorn, Yansong Qiao, Fahu Chen, Zhaogang Shao, Jianbao Liu, Shihong Zhang, Joel E. Gagnon, Junjie Huo, Mei Sheng, 2018, Palaeogeography Palaeoclimatology Palaeoecology, (508) 17-34

Anthra- and pentacenequinone derivatives: influence of structure on the formation of columnar liquid crystal phases. Joseph A. Paquette, Rebecca E. Yardley, Joanne Wing-Yan Yu, S. Holger Eichhorn and Kenneth E. Maly*, 2016, New J. Chem. (40) 5985-5988

Rigidified merocyanine dyes with different aspect ratios: Dichroism and photostability. Katharina Christina Kreß, Korinna Bader, Joachim Stumpe, S. Holger Eichhorn, Sabine Laschat*, Thomas Fischer, 2015, Dyes and Pigments 121, 46–56

Oxidative treatment to improve coating and electrochemical stability of carbon fiber paper with niobium doped titanium dioxide sols for potential applications in fuel cells. E. N. Alvar, B. Zhou*, S. H. Eichhorn*, 2014, Electrochimica Acta 132 (1), 347–355

Cross-linking of discotic tetraazaporphyrin dyes in 2 and 3 dimensions by “click” chemistry. Himadri Kayal, M. M. Ahmida, S. Dufour, H. Taing, and S. H. Eichhorn*, 2013, J. Mater. Chem. C, 1(42), 7064-7072.

Face- and edge-on orientations of octa-acid and -alcohol substituted tetraazaporphyrins in langmuir and Langmuir-Blodgett monolayers. M. M. Ahmida, S. Dufour, Hui–Sheng Li, H. Kayal, R. Schmidt, C. E. DeWolf and S. H. Eichhorn*, 2013, Soft Matter 9 (3), 811-9

Perhydroazulene-based liquid-crystalline materials with smectic phases. Z. Hussain*, H. Hopf and S. H. Eichhorn, 2012, Beilstein J. Org. Chem. (8) 403-10.

Chemistry of Discotic Liquid Crystals: From Monomers to Polymers by Sandeep Kumar. S. H. Eichhorn, 2011, J. Am. Chem. Soc. (133,18) 7238.

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Invited Book Review

The effect of incorporating Frechet dendrons into rotaxanes and molecular shuttles containing the 1,2-bis(pyridinium)ethane[24]crown-8 templating motif. D. A. Tramontozzi, N. D. Suhan, S. H. Eichhorn, S. J. Loeb*, 2010, Chem. Eur. J. (16,15) 4466-76

Halide effect in electron rich and deficient discotic phthalocyanines. M. M. Ahmida, R. Larocque, M. S. Ahmed, A. Vacaru, B. Donnio, D. Guillon, and S. H. Eichhorn*, 2010, J. Mater. Chem. (20,7) 1292-303

Synthesis, mesomorphism and electronic properties of nonaflate and cyano substituted pentyloxy and 3-methylbutyloxy triphenylenes. S. J. Mahoney, M. M. Ahmida, H. Kayal, N. Fox, Y. Shimizu and S. H. Eichhorn*, 2009, J. Mater. Chem. (19,48) 9221-32

Characterization of Au and Pd nanoparticles by high-temperature TGA-MS. Weijuan Jia, Jessica McLachlan, Jiayan Xu, Seyed M. Tadayyon, Peter R. Norton, and S. Holger Eichhorn*, 2006, Can. J. Chem. (84,7) 998.

Alignment of Discotic Liquid Crystals. S. Holger Eichhorn*, Anupama Adavelli, Hui Sheng Li, and Nick Fox, 2003, Mol. Cryst. Liq. Cryst. (397) 47-58.

Induced Antiferroelectric Smectic CA-Phase by Doping Ferroelectric C-Phases With Bent-Shaped Molecules, E. Gorecka*, M. Nakata, J. Mieczkowski, Y. Takanishi, K. Ishikawa, J. Watanabe, H. Takezoe, S. H. Eichhorn, and T. M. Swager, 2000, Phys. Rev. Lett. (85,12), 2526-2529.

Hierarchy of Order in Liquid Crystalline Polycaps, R. K. Castellano, C. Nuckolls, S. H. Eichhorn, R. Wood, A. J. Lovinger, J. Rebek Jr.*, 1999, Angew. Chem. Int. Ed. Engl. (38,17), 2603-6.

Amphitropic Mesomorphic Phthalocyanines. A New Approach to Highly Ordered Layers, 1998, H. Eichhorn*, D. W. Bruce, D. Wöhrle, Adv. Mater. (10) 419-22.

Separation of Porphyrazines by Preparative HPLC (in German), H. Eichhorn, D. Wöhrle and M. Dogan*, 1995, Merck Spektrum (1) 7-11.

Stabilization of Columnar Liquid Crystal Phases via Arene-Perfluoroarene Interactions. R.E. Yardley, J.A. Paquette, H. Taing, H.M. Gaebler, S.H. Eichhorn, I.P. Hamilton, K.E. Maly*, 2019, Organic Letters, 21 (24), 10102-10105

Reduced weld strength due to secondary cell formation in vibration weld region of microcellular glass fiber reinforced nylon-6 shells. Tianhao Guo, Afsaneh Edrisy*, S. Holger Eichhorn*, Jim Vanderveen, Bobbye Baylis, Harold Colwell, 2019, Welding in the World, 63 (4), 1115-1120

Synthesis and self-assembly

of liquid crystalline triphenylenedicarboxythioimides. K.M. Psutka, J. Ledrew, H. Taing, S.H. Eichhorn, K.E. Maly, 2019, J. Org. Chem., 84 (17), 10796-10804

Synthesis and Characterization of Liquid‐Crystalline Tetraoxapentacene Derivatives Exhibiting Aggregation‐Induced Emission. Lana K. Hiscock, Brooke M. Raycraft, Monika Wałęsa‐Chorab, Coralie Cambe, Alexandre Malinge, W. G. Skene, Hi Taing, S. Holger Eichhorn, Louise N. Dawe, Kenneth E. Maly*, 2019 Chem. Eur. J. (25,4) 1018-28

1,3,5-Triazine(trithiophenylcarboxylate) esters form metastable monotropic nematic discotic liquid crystal phases. Hi Taing, Jacob G. Rothera, Justin F. Binder, Charles L. B. Macdonald and S. Holger Eichhorn*, 2018, Liq. Cryst. 45 (8), 1147–1154

Carbon-embedded mesoporous Nb-doped TiO2 nanofibers as catalyst support for the oxygen reduction reaction in PEM fuel cells. Esmaeil Navaei Alvar, Biao Zhou*, S. Holger Eichhorn, 2016, J. Mater. Chem. A 4 (17), 6540-6552

Self-Organization of Metal Nanoparticles in 2 and 3 Dimensions by J. Yu and S. H. Eichhorn, in “Anisotropic Nanomaterials: Preparation, Properties, and Applications”, Quan Li, Ed., Springer, Heidelberg, 2015, 289-336.

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Invited Book Chapter

Influence of Chromophore Length and Acceptor Groups on the Optical Properties of Rigidified Merocyanine Dyes. K. C. Kress, T. Fischer, J. Stumpe, W. Frey, M. Raith, O. Beiraghi, S. H. Eichhorn*, S. Tussetschläger, and S. Laschat*, 2014, ChemPlusChem, (79,2) 223–32

Columnar mesomorphism of fluorescent board‒shaped quinoxalinophenanthrophenazine derivatives with donor‒acceptor structure. Shuai Chen, M. Ahmida, F. S. Raad, B. R. Kaafarani* and S. H. Eichhorn*, 2013, Org. Lett. 15 (3), 558-61

Ionic discotic liquid crystals. Shuai Chen and S. H. Eichhorn*, 2012, Israel J. Chem., (52,10) 830–843.

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Invited review in special issue: Functional Liquid Crystals

Experimental and computational insights into the stabilization of low-valent main group elements using crown ethers and related ligands. C. L. B. Macdonald*, R. Bandyopadhyay, B. F. T. Cooper, W. W. Friedl, A. J. Rossini, R. W. Schurko, S. H. Eichhorn, and R. H. Herber, 2012, J. Am. Chem. Soc. (134) 4332-45.

A combined study of mesomorphism, optical, and electronic properties of donor-acceptor columnar liquid crystals. S. H. Eichhorn*, S. Chen, M. Ahmida, A. Demenev, H. Kayal, F. S. Raad, B. R. Kaafarani, S. Patwardhan, F. C. Grozema, L. D. A. Siebbeles, T. Taerum, D. F. Perepichka, R. Klenkler, 2011, Proceedings of SPIE (8114) 811402-6.

Quasi temperature independent electron mobility in hexagonal columnar mesophases of an H-bonded benzotristhiophene derivative. A. Demenev, S. H. Eichhorn*, T. Taerum, D. F. Perepichka*, S. Patwardhan, F. C. Grozema*, and L. D. A. Siebbeles, R. Klenkler, 2010, Chem. Mater. (22,4) 1420-28

An Introduction to thermodynamic modeling, thermal analysis and calorimetry. S. C. Mojumdar*, R. Prasad, L. Sun, J. E. S. Venart, S. H. Eichhorn, M. Iqbal, A. Elkamel, G. Madhurambal, S. Meenakshisundaram, K. G. Varshney, V. M. S. Verenkar, E. Jona, I. Janotka, A. Ray and B. Chowdhury, 2009, Res. J. Chem. Environ. (13,4) 86-103

Ligand effects on the size and purity of Pd nanoparticles. M. Iqbal, J. McLachlan, Weijuan Jia, N. Braidy, G. Botton and S. H. Eichhorn*, 2009, J. Therm. Anal. Calorim. (96) 15-20

Star-shaped heptamers of discotic dyes as new materials for photovoltaic devices. S. Holger Eichhorn, Nicholas Fox, and Bryan Bornais, 2005, Mater. Res. Soc. Symp. Proc. Vol. 836, L4.6.1.

Metal Ion Mediated Mesomorphism and Thin Film Behaviour of Amphitropic Tetraazaporphyrin Complexes. S. H. Eichhorn*, D. W. Bruce, D. Guillon, J.-L. Gallani, T. Fischer, J. Stumpe, and T. Geue, 2001, J. Mater. Chem. (11) 1576-84.

Exciton Coupling and Dipolar Correlations in a Columnar Liquid Crystal: Photophysics of a Bent-Rod Hexacatenar Mesogen, I. A. Levitsky, K. Kishikawa, S. H. Eichhorn, T. M. Swager*, 2000, J. Am. Chem. Soc. (122) 2474-9.

Discotic Liquid Crystalline Block Copolymers 1: Side-Chain Discotic Liquid Crystalline Diblock Copolymers, N. Boden, R. J. Bushby*, Zhi-Bao Lu, H. Eichhorn, 1999, Mol. Cyst. Liq. Cryst. Sci. Technol., Sect. A (332) 2791-2801.

Glasses of New 2,3,9,10,16,17,23,24-Octasubstituted Phthalocyanines Forming Thermotropic and Lyotropic Discotic Mesophases. H. Eichhorn*, D. Wöhrle and D. Pressner, 1997, Liq. Cryst. (22,5), 643-53.

Synthesis and Polymerization of Methacryloyloxy and 2,4-Hexadienoyloxy Derivatives of Porphyrins and Phthalocyanines. H. Eichhorn, M. Sturm and D. Wöhrle*,1995, Macromol. Chem. Phys. (196) 115-31.