• K. Németh, A.M. Danby and B. Subramaniam:
Synthesis of Oxygen and Boron Trihalogenide Functionalized Two-Dimensional Layered Materials in Pressurized Medium. International (PCT) patent application, PCT/US17/31579 (Filed May 8, 2017), priority date May 8, 2016 based on provisional application US 62/333,272 . Assignees: Boron Nitride Power LLC and The University of Kansas.

• K. Németh: Functionalized Boron Nitride Materials as Electroactive
Species in Electrochemical Energy Storage Devices
, International patent application PCT/US14/45402 filed on July 3, 2014, claiming the benefit of US provisional patent applications US 61/844,444 (filed July 10, 2013), US 61/905,304 (filed Nov 18, 2013), US 61/911,415 (filed Dec 3, 2013), and US 61/982,363 (filed Apr 22, 2014). National phase applications filed in the US, Europe, Canada, Australia, India, Israel and Brazil. Former assignee: K. Németh of Nemeth's Materials Design LLC, current assignee: Boron Nitride Power LLC.

Image of the alpha-Li3BN2 crystal                               Image of the -CN group functionalized h-BN with intercalated Na ions.
     alpha-Li3BN2                                     Cyano-functionalized h-BN,
                                                                    with intercalated Na.

K. Németh,  M. van Veenendaal and G. Srajer: Electrochemical Energy Storage Device Based on Carbon Dioxide as Electroactive Species, US8389178, filed on Sept. 10, 2010, USPTO-allowed on Dec. 12, 2012, issued on March 5, 2013. Owned by the U.S. Dept. of Energy. Also see CO2/oxalate Cathodes as Safe and Efficient Alternatives in High Energy Density Metal-Air Type Rechargeable Batteries.

Schematic view of a flow battery with CO2/oxalate conversion electrode during the discharge process.

  J. Zsolt Terdik, L. Spentzouris,  J. H. Terry, Jr., K. C. Harkay, K. Németh and G. Srajer: Low-Workfunction Photocathodes Based On Acetylide Compounds. U.S. 8729799 B1, filed on Nov 29, 2012, granted on May 20, 2014. Assignee: U.S. Dept. of Energy.

K. Németh, G. Srajer,  K. C. Harkay, J. Zsolt Terdik:
Ternary Alkali Metal and Transition Metal or Metalloid Acetylides as Alkali Metal Intercalation Electrodes for Batteries.
U.S. 8951671 B1
, filed on Nov. 29, 2012, granted on Febr. 10, 2015. Assignee: U.S. Dept. of Energy.

Recent Scientific Publications Related to Materials Design:

S. Emani, C. Liu, M. Ashuri, K. Sahni, J. Wu, W. Yang, K. Németh*, L. L. Shaw*: Li3BN2 as a Transition metal Free, High Capacity cathode for Li-ion Batteries, ChemElectroChem, 6 (2), 320-325 (2018).

K. Németh: Simultaneous Oxygen and Boron Trifluoride Functionalization of Hexagonal Boron Nitride: A Designer Cathode Material for Energy Storage, Theoretical Chemistry Accounts (2018) 137-157.

K. Németh: Ultrahigh energy density Li-ion batteries based on cathodes of 1D metals with –Li–N–B–N– repeating units in α-Li x BN2 (1 ⩽ x ⩽ 3),
Journal of Chemical Physics, 141 (5), 054711 (2014) DOI: 10.1063/1.4891868
(arxiv version).

K. Németh: Materials Design by Quantum-Chemical and Other Theoretical/Computational Means: Applications to Energy Storage and Photoemissive Materials, International Journal of Quantum Chemistry, 114 (16) 1031 (2014),  DOI: 10.1002/qua.24616 (arxiv version).

• K. Németh, G. Srajer:
CO2/oxalate Cathodes as Safe and Efficient Alternatives in High Energy Density Metal-Air Type Rechargeable Batteries, RSC Adv., 2014,4, 1879-1885 (arxiv version).

J. Z. Terdik, K. Németh, K.C. Harkay, J.H. Terry, Jr., L. Spentzouris, D. Velazquez, R. Rosenberg and G. Srajer : Anomalous work function anisotropy in ternary acetylides, Phys. Rev. B 86, 035142 (2012)

K. Németh, K. C. Harkay, M. van Veenendaal, L. Spentzouris, M. White, K. Attenkofer and G. Srajer: High-Brightness Photocathodes through Ultrathin Surface Layers on Metals, Physical Review Letters, 104, 046801 (2010). Related experimental work: T. C. Droubay, S. A. Chambers, A. G. Joly, W. P. Hess, K. Németh, K. C. Harkay, and L. Spentzouris: Metal-Insulator Photocathode Heterojunction for Directed Electron Emission, Physical Review Letters 112, 067601 (2014).

Presentations (pdf):
CO2/oxalate Conversion Based Battery/Supercapacitor Concepts
Poster at "Beyond Lithium Ion 7" meeting about CO2/oxalate cathode + flow battery, a-Li3BN2 cathode and cyano-functionalized BN as cathode in Na-ion batteries