S. Kärki

ORCID: 0000-0003-4964-3544
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About
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Research Areas
  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Electrocatalysts for Energy Conversion
  • Ammonia Synthesis and Nitrogen Reduction
  • CO2 Reduction Techniques and Catalysts
  • Chemical Reactions and Isotopes
  • Catalytic Processes in Materials Science
  • Various Chemistry Research Topics
  • Advanced Cellulose Research Studies
  • Metal-Catalyzed Oxygenation Mechanisms
  • Porphyrin and Phthalocyanine Chemistry
  • Advanced battery technologies research
  • Photochemistry and Electron Transfer Studies
  • Carbon Dioxide Capture Technologies
  • Lignin and Wood Chemistry
  • Mass Spectrometry Techniques and Applications
  • Crystallography and molecular interactions
  • Glutathione Transferases and Polymorphisms
  • Metal-Organic Frameworks: Synthesis and Applications
  • Pharmacogenetics and Drug Metabolism
  • Radical Photochemical Reactions
  • Carbon dioxide utilization in catalysis
  • Mineralogy and Gemology Studies
  • Analytical Chemistry and Chromatography
  • History and advancements in chemistry

University of Louisville
2024-2025

Lappeenranta-Lahti University of Technology
2011

National Defense Academy of Japan
2008

Korea Advanced Institute of Science and Technology
2008

University of Rochester
1993-1997

Carestream (United States)
1997

Kodak (United States)
1997

Davidson College
1991

ADVERTISEMENT RETURN TO ISSUEPREVArticleNEXTMechanism of Oxidative Amine Dealkylation Substituted N,N-Dimethylanilines by Cytochrome P-450: Application Isotope Effect ProfilesS. B. Karki, J. P. Dinnocenzo, Jones, and K. R. KorzekwaCite this: Am. Chem. Soc. 1995, 117, 13, 3657–3664Publication Date (Print):April 1, 1995Publication History Published online1 May 2002Published inissue 1 April 1995https://pubs.acs.org/doi/10.1021/ja00118a001https://doi.org/10.1021/ja00118a001research-articleACS...

10.1021/ja00118a001 article EN Journal of the American Chemical Society 1995-04-01

ADVERTISEMENT RETURN TO ISSUEPREVArticleNEXTOn isotope effects for the cytochrome P-450 oxidation of substituted N,N-dimethylanilinesJ. P. Dinnocenzo, S. B. Karki, and J. JonesCite this: Am. Chem. Soc. 1993, 115, 16, 7111–7116Publication Date (Print):August 1, 1993Publication History Published online1 May 2002Published inissue 1 August 1993https://pubs.acs.org/doi/10.1021/ja00069a007https://doi.org/10.1021/ja00069a007research-articleACS PublicationsRequest reuse permissionsArticle...

10.1021/ja00069a007 article EN Journal of the American Chemical Society 1993-08-01

Abstract Separation of organic and inorganic compounds from black liquor was investigated. Black the pulp paper industry contains hundreds different several high‐value chemicals are formed during alkaline pulping. These can be used in fine chemicals, pharmaceutical food industries. The main aim this study to recover purify high value‐added (organic acids) lignin by combining membrane filtration, acid precipitation cooling crystallization. effect filtration on efficiency crystallization also...

10.1002/ceat.201000520 article EN Chemical Engineering & Technology 2011-03-02

Structure-activity relationship of surface immobilized electrocatalysts shows overpotential dependence on ligand basicity and steric accessibility.

10.1039/d5dt00005j article EN cc-by Dalton Transactions 2025-01-01

Diacetyl-2-(4-methyl-3-thiosemicarbazonato)-3-(2-hydrazinatopyridine)(methanol) zinc(II) (ZnL10(MeOH)) and related structures use metal-ligand cooperativity to capture atmospheric CO2 under ambient conditions. However, the low solubility in protic solvents limits their practical direct air systems. This study reports synthesis, characterization, binding affinity of a series new alkylthiocarbamato-hydrizinato(pyridine) ZnLn(MeOH) complexes (n = 1-9) assesses each complex. Replacement...

10.1021/acs.inorgchem.5c00355 article EN Inorganic Chemistry 2025-05-02

ADVERTISEMENT RETURN TO ISSUEPREVCommunicationNEXTBond-Coupled Electron Transfer Processes: A New Strategy for High-Efficiency Photoinduced ReactionsS. B. Karki, J. P. Dinnocenzo, S. Farid, L. Goodman, I. R. Gould, and T. A. ZonaView Author Information Center Charge University of Rochester, York 14627-0219 Department Chemistry, Rochester 14627-0216 Research Laboratories, Eastman Kodak Company 14650-2109 Cite this: Am. Chem. Soc. 1997, 119, 2, 431–432Publication Date (Web):January 15,...

10.1021/ja962291a article EN Journal of the American Chemical Society 1997-01-01

A series of thiosemicarbazonato-hydrazinatopyridine zinc(II) complexes were evaluated as direct air CO2 capture agents. The sequester in a methanol solution metal-coordinated methylcarbonate. reaction is reversible upon sparging solutions with an inert gas (N2 or Ar). process involves metal–ligand cooperativity the noncoordinating nitrogen hydrazinatopyridine functional group serving Brønsted–Lowry base and zinc acting Lewis acid. In this study, pendent amine thiosemicarbazonato was varied...

10.1021/acs.inorgchem.4c01159 article EN Inorganic Chemistry 2024-05-14
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