Mark Horn

Affiliate Researcher
Titles and Affiliations
Professor, Engineering Science and Mechanics

Research Summary

Research interests include sculptured thin films, micro and nanofabrication, photolithography, nanolithography and self-assembly, and MEMS.

Research Keywords

Recent Publications

Transmission-mode geometric phases and photonic-spin-dependent splitting characteristics of circular Bragg phenomenon through quantum weak measurements [Invited]

Mandal, S., Rehman, A., Dey, D. C., Sett, A., Horn, M. W., Pradhan, M. & Lakhtakia, A., Feb 1 2026, In: Optical Materials Express. 16, 2, p. 359-374 16 p.

Research output: Contribution to journalArticlepeer-review

Non-chevronic periodic columnar thin-film bilayer with a central defect layer: experiment and theory

Rehman, A., Lakhtakia, A. & Horn, M. W., Feb 10 2026, In: Applied optics. 65, 5, p. A105-A112

Research output: Contribution to journalArticlepeer-review

Optical characterization of chiral three-dimensionally periodic photonic crystals fabricated by temporally periodic physical vapor deposition on two-dimensionally periodic substrates

Fiallo, R. A., Horn, M. W. & Lakhtakia, A., Jul 1 2025, In: Journal of Physics Communications. 9, 7, 075001.

Research output: Contribution to journalArticlepeer-review

Functionally hydrogenated surfaces and interfaces of TiO2 nanotubes formed by electrochemically hydrogenation and decoration of ZnIn2S4 nanosheets for efficient photocatalytic CO2 conversion

Omr, H. A. E., Lai, P. W., Chang, C. K., You, Z. W., Siao, Y. H., Yuan, W. H., Wu, H. L., Horn, M. W. & Lee, H., Aug 2025, In: Materials Today Energy. 52, 101930.

Research output: Contribution to journalArticlepeer-review

ZnIn2S4/ZnO Film for High-Efficiency CO2Conversion to Fuel: Photocatalysis by Atomically Disorder-Engineered Heterointerface

Omr, H. A. E., Wu, Y. T., Siao, Y. H., Putikam, R., Chang, C. K., You, Z. W., Lin, M. C., Horn, M. W. & Lee, H., Aug 20 2025, In: ACS Applied Materials and Interfaces. 17, 33, p. 47625-47636 12 p.

Research output: Contribution to journalArticlepeer-review

Geometric phase and photonic spin Hall effect in thin films with architected columnar morphology

Das, A., Mandal, S., Fiallo, R. A., Horn, M. W., Lakhtakia, A. & Pradhan, M., Sep 1 2023, In: Journal of the Optical Society of America B: Optical Physics. 40, 9, p. 2418-2428 11 p.

Research output: Contribution to journalArticlepeer-review

On temporally periodic physical vapor deposition on random rough surfaces

Fiallo, R. A., Li, C., Lakhtakia, A. & Horn, M. W., Jul 1 2023, In: Journal of Nanophotonics. 17, 3, 036005.

Research output: Contribution to journalArticlepeer-review

Polarization-universal bandgaps realized with chiral sculptured thin films

Fiallo, R. A., Horn, M. W. & Lakhtakia, A., Oct 1 2022, In: Journal of the Optical Society of America B: Optical Physics. 39, 10, p. 2697-2704 8 p.

Research output: Contribution to journalArticlepeer-review

Polarization-universal bandgaps realized with columnar thin films

Fiallo, R. A., Lakhtakia, A. & Horn, M. W., Oct 1 2022, In: Journal of Nanophotonics. 16, 4, 046004.

Research output: Contribution to journalArticlepeer-review

Toward efficient photocatalysts for light-driven CO2reduction: TiO2nanostructures decorated with perovskite quantum dots

Liu, Y., Lee, C. C., Horn, M. W. & Lee, H., Jun 1 2021, In: Nano Express. 2, 2, 020003.

Research output: Contribution to journalArticlepeer-review

Low-dimensional nanostructured photocatalysts for efficient CO2 conversion into solar fuels

Omr, H. A. E., Horn, M. W. & Lee, H., Apr 2021, In: Catalysts. 11, 4, 418.

Research output: Contribution to journalReview articlepeer-review

Low-power and ultra-thin MoS2 photodetectors on glass

Nasr, J. R., Simonson, N., Oberoi, A., Horn, M. W., Robinson, J. A. & Das, S., Nov 24 2020, In: ACS nano. 14, 11, p. 15440-15449 10 p.

Research output: Contribution to journalArticlepeer-review

Mobility Deception in Nanoscale Transistors: An Untold Contact Story

Nasr, J. R., Schulman, D. S., Sebastian, A., Horn, M. W. & Das, S., Jan 11 2019, In: Advanced Materials. 31, 2, 1806020.

Research output: Contribution to journalArticlepeer-review

Engineered optical and electrical performance of rf-sputtered undoped nickel oxide thin films for inverted perovskite solar cells

Lee, H., Huang, Y. T., Horn, M. W. & Feng, S. P., Dec 1 2018, In: Scientific reports. 8, 1, 5590.

Research output: Contribution to journalArticlepeer-review

Functional fatigue of submicrometer NiTi shape memory alloy thin films

Hou, H., Tang, Y., Hamilton, R. F. & Horn, M. W., Jul 1 2017, In: Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films. 35, 4, 040601.

Research output: Contribution to journalArticlepeer-review