Dr. Samuel Dunning

Arnold O. Beckman Postdoctoral Fellow

Carnegie Institute for Science, Earth and Planets Laboratory
5241 Broad Branch Road, NW,
Washington, DC 20015



"Pressure-Induced Amidine Formation via Side-Chain Polymerization in a Charge-Transfer Cocrystal." J. Phys. Chem. Lett. 2024, 15, 2344-2351. DOI: 10.1021/acs.jpclett.3c02582

As of 3/2024:

Citations: 472
h-index: 11
i10-index: 11


Ph.D. Chemistry (2018)

The University of Texas at Austin, USA

Dissertation: “New phosphine coordination materials for application in sensing, catalysis and gas storage”          

Advisor: Dr. Simon M. Humphrey (Group Website)

M.Chem. Chemistry with Study in North America (2014)

The University of Sheffield, UK

Thesis: "The synthesis of nickel dithiolene complexes and alternate routes to pentafluorophenyl acetylene"

Advisor: Dr. Michael J. Morris


Carnegie Institution for Science
Arnold O. Beckman Postdoctoral Fellow (2021 - Present)
Postdoctoral Fellow (2021)

The University of Texas at Austin
Specialist (2020 - 2021)

Lantha Sensors
VP, Technology Development (2019 - 2020)

The University of Texas at Austin

Assistant Professor of Instruction/Post-Doctoral Scholar (2019)


IUCr Young and Early Career Scientists Award, 2022

Arnold O. Beckman Postdoctoral Fellowship in Chemical Sciences, Arnold and Mabel Beckman Foundation, 2022-2024

Professional Development Award, The University of Texas at Austin, 2018

Hamilton/Schoch Fellowship, The University of Texas at Austin, 2017


S. G. Dunning, W. S. Tang, B. Chen, L. Zhu. G. D. Cody, S. Chariton, V. Prakapenka, T. A. Strobel "Pressure-Induced Amidine Formation via Side-Chain Polymerization in a Charge-Transfer Cocrystal." Accepted, J. Phys. Chem. Lett. 2023

S. G. Dunning, B. Chen, L. Zhu, G. D. Cody, S. Chariton, V. B. Prakapenka, D. Zhang, T. A. Strobel. “Synthesis and Post-Processing of Chemically Homogeneous Nanothreads from 2,5-Furandicarboxylic Acid.” Angew. Chem. 2023, Angew. Chem. Int. Ed. 2023, 62, e202217023. DOI: 10.1002/anie.202217023

S. G. Dunning, N. K. Gupta, J. E. Reynolds III, M. Sagastury-Breña, J. G. Flores, E. Martínez-Ahumada, E. Sánchez-González, V. M. Lynch, A. Gutiérrez-Alejandre, J. Aguilar-Pliego, K.-S. Kim, I. A. Ibarra, S. M. Humphrey. "Mn-CUK-1: A flexible MOF for SO2, H2O and H2S capture." Inorg. Chem. 2022, 61, 15037–15044. DOI: 10.1021/acs.inorgchem.2c02012

S. Suepaul, K. A. Forrest, P. A. Georgiev, P. M. Forster, W. Lohstroh, V. Grzimek, S. G. Dunning, J. E. Reynolds III, S. M. Humphrey, J. Eckert, B. Space, T. Pham. "Investigating H2 Sorption in Isostructural Metal-Organic Frameworks M-CUK-1 (M = Co, Mg) Through Experimental and Theoretical Studies" ACS Appl. Mater. Inter., 2022, 14, 8126–8136. DOI: 10.1021/acsami.1c20312.

S. G. Dunning, L. Zhu, B. Chen, S. Chariton, V. B. Prakapenka, M. Somayazulu, T. A. Strobel. "Solid-State Pathway Control via Reaction-Directing Heteroatoms: Ordered Pyridazine Nanothreads through Selective Cycloaddition" J. Am. Chem. Soc., 2022, 144, 2073–2078. DOI: 10.1021/jacs.1c12143.

W. Wang, J. He, H. Guo, S. G Dunning, S. M. Humphrey, R. A. Jones. "Magnetism and luminescence of a MOF with linear Mn3 nodes derived from an emissive terthiophene-based imidazole linker" Molecules, 2021, 26, 4286. DOI: 10.3390/molecules26144286

J. He, K. Aggarwal, N. Katyal, S. He, E. Chiang, S. G. Dunning, J. E. Reynolds III, A. Steiner, G. Henkelman, E. Que, S. M. Humphrey. “Reversible Solid-State Isomerism by Azobenzene-Loaded Large-Pore Isoreticular Mg-CUK-1” J. Am. Chem. Soc. 2020, 142, 6467-6471. DOI: 10.1021/jacs.9b13793


S. He, L. L. Allemond, S. G. Dunning, J. E. Reynolds III, V. M. Lynch, S. M. Humphrey. “In situ formation of a triselenane NSeN-pincer MOF and single-crystal-to-single-crystal oxidation” Chem. Commun. 2020, 56, 1286-1289. DOI: 10.1039/C9CC07851G


O. Mabayoje, S. G. Dunning, B. Wygant, R. Ciufo, K. Kawashima, S. M. Humphrey, C. B. Mullins. “Hydrogen Evolution by Ni2P Catalysts Derived from Phosphine MOFs” ACS Appl. Energy Mater. 2020, 3, 176-183. DOI: 10.1021/acsaem.9b02109

S. G. Dunning, J. E. Reynolds III, K. M. Walsh, D. J. Kristek, V. M. Lynch, P. Kunal, S. M. Humphrey. “Direct, One-Pot Syntheses of MOFs Decorated with Low-Valent Metal-Phosphine Complexes” Organometallics 2019, 38, 3406-3411. DOI: 10.1021/acs.organomet.9b00319


J. E. Reynolds III, A. M. Bohnsack, D. J. Kristek, A. Gutiérrez-Alejandre, S. G. Dunning, N. W. Waggoner, R. E. Sikma, I. A. Ibarra, S. M. Humphrey. “Phosphonium zwitterions for lighter and chemically-robust MOFs: Highly reversible H2S capture and solvent-triggered release” J. Mater. Chem. A 2019, 7, 16842-16849. DOI: 10.1039/C9TA05444H

H. Guo, H. Li, K. Jarvis, H. Wan, P. Kunal, S. G. Dunning, Y. Liu, G. Henkelman, S. M. Humphrey. “Microwave-Assisted Synthesis of Classically Immiscible Ag-Ir Alloy Nanoparticle Catalysts” ACS Catal. 2018, 8, 11386-11397. DOI: 10.1021/acscatal.8b02103


R. E. Sikma, P. Kunal, S. G. Dunning, J. E. Reynolds III, J.-S. Lee, J.-S. Chang, S. M. Humphrey. “An Organoarsine MOF with cis-Diarsine Pockets for the Installation of Uniquely Confined Metal Complexes” J. Am. Chem. Soc. 2018, 140, 9806-9809. DOI: 10.1021/jacs.8b05644


J. E. Reynolds III, S. G. Dunning, C. M. McCulley, S. M. Humphrey. “A Survey of Metal-Organic Frameworks Based on Phosphorus- and Sulfur-Containing Building Blocks”. In Elaboration and Applications of Metal Organic Frameworks S. Ma, J. A. Perman, Eds.; World Scientific Publishing, 2018; pp 37-141. DOI: 10.1142/10616


S. G. Dunning, G. Nandra, A. D. Conn, W. Chai, R. E. Sikma, J.-S. Lee, P. Kunal, J. E. Reynolds III, J.-S. Chang, A. Steiner, G. Henkelman, S. M. Humphrey. “A MOF with cooperative phosphines that permits post-synthetic installation of open metal sites” Angew. Chem. Int. Ed. 2018, 57, 9295-9299. DOI: 10.1002/anie.201802402


J. He, A. M. Bohnsack, N. W. Waggoner, S. G. Dunning, V. M. Lynch, W. C. Kaska, S. M. Humphrey. “1-D and 2-D Phosphine Coordination Materials based on a Palladium(II) PCP Pincer Metalloligand” Polyhedron, 2018, 143, 149-156. DOI: 10.1016/j.poly.2017.09.025

S. G. Dunning, A. J. Nuñez, M. D. Moore, A. Steiner, V. M. Lynch, J. L. Sessler, B. J. Holliday, S. M. Humphrey. “A Sensor for Trace H2O Detection in D2O” Chem 2017, 2, 579-589. DOI: 10.1016/j.chempr.2017.02.010

J. He, N. W. Waggoner, S. G. Dunning, A. Steiner, V. M. Lynch, S. M. Humphrey. “A PCP Pincer Ligand for Coordination Polymers with Versatile Chemical Reactivity: Selective Activation of CO2 Gas over CO Gas in the Solid State” Angew. Chem. Int. Ed. 2016, 55, 12351-12355. DOI: 10.1002/anie.201604730


"The Role of X-ray Diffraction in Understanding Carbon Nanothread Formation" HU/UDC Crystallography Workshop 2024, April 2024, Washington, DC. (Oral)

"From Small Molecules to Flexible Diamonds" Mississippi State University, April 2024, Mississippi State, MS. (Oral)

"Carbon Nanothreads: From Small Molecules to Flexible Diamonds." 2023 Beckman Symposium, August 2023, Irvine, CA. (Poster)

"Investigating the Role of Heteroatoms in Carbon Nanothread Formation." 28th AIRAPT & 60th EHPRG International Conference, July 2023, Edinburgh, UK. (Oral)

"Converting Small Molecules to Carbon Nanothreads." ACS Northeast Regional Meeting, June 2023, Boston, MA. (Oral)

"Elucidating the Structure of Heteroatom-Doped Carbon Nanothreads." 2022 IUCr High Pressure Workshop, December 2022, Chicago, IL. (Poster)

"Controlling the Formation of Flexible Diamonds" Carnegie Institution for Science Summer Lecture Series, September 2022, Washington, DC. (Oral)

"Controlling Diamond Nanothread Synthesis: Advances in the Formation of Ordered, Functionalized Nanothread Polymers." 264th ACS National Meeting, August 2022, Chicago, IL. (Oral)

"Strategies for the Formation of Ordered, Functionalized Nanothread Polymers. "
Gordon Research Seminar/Conference – Research at High Pressure. July 2022, Plymouth, NH. (Poster)

"Phosphine Coordination Materials: Applications in Sensing, Catalysis and Gas Storage."  The University of Texas at Austin. November 2018, The University of Texas at Austin, Austin, TX. (Oral)

"Phosphine Coordination Materials as a Platform for Catalytic Metal Incorporation."  255th ACS National Meeting, March 2018, New Orleans, LA. (Poster)

"Tailoring the Pore Environment in Expanded Phosphine Coordination Materials for Heavy Metal Incorporation."  MOF 2016, September 2016, Long Beach, CA. (Poster)