All Stories

  1. Trinuclear Cyclometalated Iridium(III) Complex Exhibiting Intense Phosphorescence of an Unprecedented Rate

    Article • Inorganic Chemistry, December 2023, American Chemical Society (ACS)

    Valery Kozhevnikov

  2. Unusual Excimer/Dimer Behavior of a Highly Soluble C,N Platinum(II) Complex with a Spiro-Fluorene Motif

    Article • Inorganic Chemistry, October 2023, American Chemical Society (ACS)

    Valery Kozhevnikov

  3. Electroluminescence of Tetradentate Pt(II) Complexes: O^N^N^O versus C^N^N^O Coordination

    Article • Inorganic Chemistry, March 2023, American Chemical Society (ACS)

    Valery Kozhevnikov

  4. Aligning π-Extended π-Deficient Ligands to Afford Submicrosecond Phosphorescence Radiative Decay Time of Mononuclear Ir(III) Complexes

    Article • Inorganic Chemistry, January 2023, American Chemical Society (ACS)

    Valery Kozhevnikov

  5. Catching up with tetrazines: coordination of Re(i) to 1,2,4-triazine facilitates an inverse electron demand Diels–Alder reaction with strained alkynes to a greater extent than in corresponding 1,2,4,5-tetrazines

    Article • Dalton Transactions, January 2023, Royal Society of Chemistry

    Valery Kozhevnikov

  6. Thermally activated delayed fluorescence in a deep red dinuclear iridium(iii) complex: a hidden mechanism for short luminescence lifetimes

    Article • Chemical Science, January 2023, Royal Society of Chemistry

    Valery Kozhevnikov

  7. Benzannulation of a ditopic ligand to afford mononuclear and dinuclear Ir(iii) complexes with intense phosphorescence: applications in singlet oxygen generation and bioimaging

    Article • Journal of Materials Chemistry C, January 2022, Royal Society of Chemistry

    Valery Kozhevnikov

  8. Enhancement of thermally activated delayed fluorescence properties by substitution of ancillary halogen in a multiple resonance-like diplatinum(ii) complex

    Article • Journal of Materials Chemistry C, January 2022, Royal Society of Chemistry

    Valery Kozhevnikov

  9. Cyclometalation Geometry of the Bridging Ligand as a Tuning Tool for Photophysics of Dinuclear Ir(III) Complexes

    Article • The Journal of Physical Chemistry C, September 2021, American Chemical Society (ACS)

    Valery Kozhevnikov

  10. Non-Stereogenic Dinuclear Ir(III) Complex with a Molecular Rack Design to Afford Efficient Thermally Enhanced Red Emission

    Article • Inorganic Chemistry, January 2021, American Chemical Society (ACS)

    Valery Kozhevnikov

  11. Halide-Enhanced Spin–Orbit Coupling and the Phosphorescence Rate in Ir(III) Complexes

    Article • Inorganic Chemistry, January 2021, American Chemical Society (ACS)

    Valery Kozhevnikov

  12. Extended ligand conjugation and dinuclearity as a route to efficient platinum-based near-infrared (NIR) triplet emitters and solution-processed NIR-OLEDs

    Article • Journal of Materials Chemistry C, January 2021, Royal Society of Chemistry

    Valery Kozhevnikov

  13. Exceptionally fast radiative decay of a dinuclear platinum complex through thermally activated delayed fluorescence

    Article • Chemical Science, January 2021, Royal Society of Chemistry

    Valery Kozhevnikov

  14. The role of dinuclearity in promoting thermally activated delayed fluorescence (TADF) in cyclometallated, N^C^N-coordinated platinum(ii) complexes

    Article • Journal of Materials Chemistry C, January 2021, Royal Society of Chemistry

    Valery Kozhevnikov

  15. Benzannulation via the use of 1,2,4-triazines extends aromatic system of cyclometallated Pt(II) complexes to achieve candle light electroluminescence

    Article • Dyes and Pigments, September 2020, Elsevier

    Valery Kozhevnikov

  16. Near Infrared Phosphorescent Dinuclear Ir(III) Complex Exhibiting Unusually Slow Intersystem Crossing and Dual Emissive Behavior

    Article • The Journal of Physical Chemistry Letters, July 2020, American Chemical Society (ACS)

    Valery Kozhevnikov

  17. Frontispiece: Exploring the Subtle Effect of Aliphatic Ring Size on Minor Actinide‐Extraction Properties and Metal Ion Speciation in Bis‐1,2,4‐Triazine Ligands

    Article • Chemistry - A European Journal, January 2020, Wiley

    Valery Kozhevnikov

  18. Unusual dual-emissive heteroleptic iridium complexes incorporating TADF cyclometalating ligands

    Article • Dalton Transactions, January 2020, Royal Society of Chemistry

    Valery Kozhevnikov

  19. Exploring the Subtle Effect of Aliphatic Ring Size on Minor Actinide‐Extraction Properties and Metal Ion Speciation in Bis‐1,2,4‐Triazine Ligands

    Article • Chemistry - A European Journal, October 2019, Wiley

    Valery Kozhevnikov, Frank W Lewis

  20. Unusually Fast Phosphorescence from Ir(III) Complexes via Dinuclear Molecular Design

    Article • The Journal of Physical Chemistry Letters, October 2019, American Chemical Society (ACS)

    Valery Kozhevnikov

  21. Dinuclear Design of a Pt(II) Complex Affording Highly Efficient Red Emission: Photophysical Properties and Application in Solution-Processible OLEDs

    Article • ACS Applied Materials & Interfaces, February 2019, American Chemical Society (ACS)

    Valery Kozhevnikov

  22. An efficient heterodinuclear Ir(iii)/Pt(ii) complex: synthesis, photophysics and application in light-emitting electrochemical cells

    Article • Journal of Materials Chemistry C, January 2019, Royal Society of Chemistry

    Valery Kozhevnikov

  23. Iridium(iii) complexes of 1,2,4-triazines as potential bioorthogonal reagents: metal coordination facilitates luminogenic reaction with strained cyclooctynes

    Article • Chemical Communications, January 2019, Royal Society of Chemistry

    Valery Kozhevnikov

  24. 1,2,4-Triazines in the Synthesis of Bipyridine Bisphenolate ONNO Ligands and Their Highly Luminescent Tetradentate Pt(II) Complexes for Solution-Processable OLEDs

    Article • Inorganic Chemistry, March 2018, American Chemical Society (ACS)

    Valery Kozhevnikov, Frank W Lewis

  25. Pyridazine-bridged cationic diiridium complexes as potential dual-mode bioimaging probes

    Article • RSC Advances, January 2018, Royal Society of Chemistry

    Valery Kozhevnikov

  26. Measuring Self-Association of Pt Complexes by195Pt NMR

    Article • ChemistrySelect, April 2017, Wiley

    Valery Kozhevnikov

  27. Rigidly linking cyclometallated Ir(iii) and Pt(ii) centres: an efficient approach to strongly absorbing and highly phosphorescent red emitters

    Article • Chemical Communications, January 2017, Royal Society of Chemistry

    Valery Kozhevnikov

  28. Mesomorphism and Photophysics of Some Metallomesogens Based on Hexasubstituted 2,2′:6′, 2′′-Terpyridines

    Article • Chemistry - A European Journal, May 2016, Wiley

    Bertrand Donnio, Valery Kozhevnikov

  29. When two are better than one: bright phosphorescence from non-stereogenic dinuclear iridium(iii) complexes

    Article • Dalton Transactions, January 2016, Royal Society of Chemistry

    Valery Kozhevnikov, William Clegg

  30. Hydrophilic sulfonated bis-1,2,4-triazine ligands are highly effective reagents for separating actinides(iii) from lanthanides(iii) via selective formation of aqueous actinide complexes

    Article • Chemical Science, January 2015, Royal Society of Chemistry

    Professor Laurence Marius Harwood, Valery Kozhevnikov, Frank W Lewis

  31. Green-blue light-emitting platinum(ii) complexes of cyclometallated 4,6-difluoro-1,3-dipyridylbenzenes showing mesophase organisation

    Article • Journal of Materials Chemistry C, January 2015, Royal Society of Chemistry

    Valery Kozhevnikov, Professor Duncan Bruce, Bertrand Donnio

  32. Ditopic bis-terdentate cyclometallating ligands and their highly luminescent dinuclear iridium(iii) complexes

    Article • Chemical Communications, January 2014, Royal Society of Chemistry

    Valery Kozhevnikov, William Clegg

  33. Morphology-driven absorption and emission colour changes in liquid-crystalline, cyclometallated platinum(ii) complexes

    Article • Chemical Communications, January 2014, Royal Society of Chemistry

    Valery Kozhevnikov, Professor Duncan Bruce, Bertrand Donnio

  34. Highly Luminescent Dinuclear Platinum(II) Complexes Incorporating Bis-Cyclometallating Pyrazine-Based Ligands: A Versatile Approach to Efficient Red Phosphors

    Article • Inorganic Chemistry, October 2013, American Chemical Society (ACS)

    Valery Kozhevnikov

  35. Cyclometalated Ir(III) Complexes for High-Efficiency Solution-Processable Blue PhOLEDs

    Article • Chemistry of Materials, May 2013, American Chemical Society (ACS)

    Valery Kozhevnikov

  36. Highly Luminescent Mixed-Metal Pt(II)/Ir(III) Complexes: Bis-Cyclometalation of 4,6-Diphenylpyrimidine As a Versatile Route to Rigid Multimetallic Assemblies

    Article • Inorganic Chemistry, July 2011, American Chemical Society (ACS)

    Valery Kozhevnikov

  37. Nucleophilic Substitution of Fluorine Atoms in 2,6-Difluoro-3-(pyridin-2-yl)benzonitrile Leading to Soluble Blue-Emitting Cyclometalated Ir(III) Complexes

    Article • The Journal of Organic Chemistry, June 2011, American Chemical Society (ACS)

    Valery Kozhevnikov

  38. Phosphorescence vs Fluorescence in Cyclometalated Platinum(II) and Iridium(III) Complexes of (Oligo)thienylpyridines

    Article • Inorganic Chemistry, March 2011, American Chemical Society (ACS)

    Valery Kozhevnikov

  39. Emissive Metallomesogens Based on 2-Phenylpyridine Complexes of Iridium(III)

    Article • Journal of the American Chemical Society, March 2011, American Chemical Society (ACS)

    Bertrand Donnio, Valery Kozhevnikov

  40. 1,2,4-Triazine method of bipyridine ligand synthesis for the preparation of new luminescent Eu(III) complexes

    Article • Tetrahedron, January 2011, Elsevier

    Professor Burkhard Koenig, Valery Kozhevnikov

  41. Experimental and Theoretical Study of Halogen-Bonded Complexes of DMAP with Di- and Triiodofluorobenzenes. A Complex with a Very Short N···I Halogen Bond

    Article • Crystal Growth & Design, August 2010, American Chemical Society (ACS)

    Valery Kozhevnikov

  42. ChemInform Abstract: Triazines, Tetrazines and Fused Ring Polyaza Systems

    Article • ChemInform, April 2010, Wiley

    Valery Kozhevnikov

  43. Synthesis, Mesomorphism, and Luminescent Properties of Calamitic 2-Phenylpyridines and Their Complexes with Platinum(II)

    Article • Chemistry of Materials, August 2009, American Chemical Society (ACS)

    Valery Kozhevnikov

  44. Synthesis of Cyclometallated Platinum Complexes with Substituted Thienylpyridines and Detailed Characterization of Their Luminescence Properties

    Article • Inorganic Chemistry, May 2009, American Chemical Society (ACS)

    Professor Burkhard Koenig, Valery Kozhevnikov

  45. Chapter 6.3 (2007): Triazines, Tetrazines and Fused Ring Polyaza Systems

    Article • January 2009, Elsevier

    Valery Kozhevnikov

  46. Chapter 6.3 (2008): Triazines, Tetrazines and Fused Ring Polyaza Systems

    Article • January 2009, Elsevier

    Valery Kozhevnikov

  47. Facile synthesis of 6-aryl-3-pyridyl-1,2,4-triazines as a key step toward highly fluorescent 5-substituted bipyridines and their Zn(II) and Ru(II) complexes

    Article • Tetrahedron, September 2008, Elsevier

    Professor Burkhard Koenig, Valery Kozhevnikov

  48. Phosphorescent, Terdentate, Liquid‐Crystalline Complexes of Platinum(II): Stimulus‐Dependent Emission

    Article • Angewandte Chemie, July 2008, Wiley

    Bertrand Donnio, Valery Kozhevnikov, Professor Duncan Bruce

  49. Phosphorescent, Terdentate, Liquid‐Crystalline Complexes of Platinum(II): Stimulus‐Dependent Emission

    Article • Angewandte Chemie International Edition, July 2008, Wiley

    Bertrand Donnio, Valery Kozhevnikov

  50. From 1,2,4-triazines towards substituted pyridines and their cyclometallated Pt complexes

    Article • Tetrahedron Letters, June 2008, Elsevier

    Valery Kozhevnikov

  51. Mesomorphic 1,2,4-triazine-4-oxides in the synthesis of new heterocyclic liquid crystals

    Article • Journal of Materials Chemistry, January 2008, Royal Society of Chemistry

    Valery Kozhevnikov

  52. Liquid-crystalline terpyridines

    Article • Chemical Communications, January 2007, Royal Society of Chemistry

    Valery Kozhevnikov, Professor Duncan Bruce

  53. 5-Aryl-2,2′-bipyridines as tunable fluorophores

    Article • Tetrahedron Letters, September 2006, Elsevier

    Valery Kozhevnikov

  54. Consecutive nucleophilic substitution and aza Diels–Alder reaction—an efficient strategy to functionalized 2,2′-bipyridines

    Article • Tetrahedron Letters, February 2006, Elsevier

    Valery Kozhevnikov, Professor Burkhard Koenig

  55. From 3-chloromethyl-1,2,4-triazine 4-oxides to various substituted pyridines and 1,2,4-triazines

    Article • Russian Chemical Bulletin, September 2005, Springer Science + Business Media

    Valery Kozhevnikov

  56. Sensitization of Nanocrystalline TiO2 Films with Carboxy-Functionalized Bis(indolyl)maleimide

    Article • European Journal of Organic Chemistry, August 2005, Wiley

    Professor Burkhard Koenig, Valery Kozhevnikov

  57. An Efficient Route to 5‐(Hetero)aryl‐2,4′‐ and 2,2′‐Bipyridines Through Readily Available 3‐Pyridyl‐1,2,4‐triazines.

    Article • ChemInform, June 2005, Wiley

    Valery Kozhevnikov

  58. An Efficient Route to 5,5′′‐Diaryl‐2,2′:6′,2′′‐terpyridines Through 2,6‐Bis(1,2,4‐triazin‐3‐yl)pyridines.

    Article • ChemInform, May 2005, Wiley

    Valery Kozhevnikov

  59. Strong emission increase of a dicarboxyterpyridene europium (III) complex in the presence of citrate and hydrogen peroxide

    Article • Inorganica Chimica Acta, April 2005, Elsevier

    Professor Burkhard Koenig, Valery Kozhevnikov

  60. White-Light Emission from an Assembly Comprising Luminescent Iridium and Europium Complexes

    Article • Angewandte Chemie International Edition, March 2005, Wiley

    Valery Kozhevnikov

  61. An efficient route to 5-(hetero)aryl-2,4′- and 2,2′-bipyridines through readily available 3-pyridyl-1,2,4-triazines

    Article • Tetrahedron Letters, March 2005, Elsevier

    Valery Kozhevnikov

  62. An efficient route to 5,5″-diaryl-2,2′:6′,2″-terpyridines through 2,6-bis(1,2,4-triazin-3-yl)pyridines

    Article • Tetrahedron Letters, February 2005, Elsevier

    Valery Kozhevnikov

  63. Synthesis, structure and luminescence of ruthenium complexes with 6-cyano-2,2’-bipyridines

    Article • Mendeleev Communications, January 2005, Elsevier

    Professor Burkhard Koenig, Valery Kozhevnikov

  64. Aminomethyl bi- and terpyridines as luminescent probes for Zn2+ ions

    Article • Mendeleev Communications, January 2005, Elsevier

    Professor Burkhard Koenig, Valery Kozhevnikov

  65. A Versatile Strategy for the Synthesis of Functionalized 2,2‘-Bi- and 2,2‘:6‘,2‘ ‘-Terpyridines via Their 1,2,4-Triazine Analogues †

    Article • The Journal of Organic Chemistry, April 2003, American Chemical Society (ACS)

    Professor Burkhard Koenig, Valery Kozhevnikov

  66. Synthesis of Functionalized Fluorescent Europium(III) Terpyridyl Chelates

    Article • Synthesis, January 2003, Thieme Publishing Group

    Valery Kozhevnikov, Professor Burkhard Koenig

  67. ChemInform Abstract: Synthesis of Functionalized Bipyridines by Sequential Nucleophilic Substitution of Hydrogen and Cycloaddition in 1,2,4‐Triazine Rings.

    Article • ChemInform, August 2002, Wiley

    Valery Kozhevnikov

  68. A new route to 6,6′′-dicyano-2,2′:6′,2′′-terpyridines and their complexes with Ni(II)

    Article • Tetrahedron Letters, July 2002, Elsevier

    Valery Kozhevnikov

  69. Synthesis of functionalised bipyridines by sequential nucleophilic substitution of hydrogen and cycloaddition in 1,2,4-triazine rings

    Article • Mendeleev Communications, January 2002, Elsevier

    Valery Kozhevnikov

  70. Article • Russian Journal of Organic Chemistry, January 2002, Springer Science + Business Media

    Valery Kozhevnikov

  71. ChemInform Abstract: The Amidine Rearrangement in 5‐Amino‐6‐aryl‐1,2,4‐triazine‐4‐oxides Initiated by Hydroxylamine.

    Article • ChemInform, December 2000, Wiley

    Valery Kozhevnikov

  72. The amidine rearrangement in 5-amino-6-aryl-1,2,4-triazine-4-oxides initiated by hydroxylamine

    Article • Tetrahedron Letters, September 2000, Elsevier

    Valery Kozhevnikov

  73. Nucleophilic substitution of hydrogen in the reaction of 1,2,4-triazin-4-oxides with cyanamide

    Article • Russian Chemical Bulletin, June 2000, Springer Science + Business Media

    Valery Kozhevnikov

  74. [1,5]Sigmatropic shift of hydrogen in amination of 3-pyrrolidino-1,2,4-triazine 4-oxide

    Article • Tetrahedron Letters, August 1999, Elsevier

    Valery Kozhevnikov

  75. A general method for the synthesis of 1,2,4-triazine 4-oxides

    Article • Mendeleev Communications, January 1997, Elsevier

    Valery Kozhevnikov