Menu
Home / Publications / Publications 2021

Publications 2021

  • Pt-Sn-Co nanocubes as highly active catalysts for ethanol electro-oxidation, R. Rizo, A. Bergmann, J. Timoshenko, F. Scholten, C. Rettenmaier, H. S. Jeon, Y. T. Chen, A. Yoon, A. Bagger, J. Rossmeisl, B. Roldan Cuenya, Journal of Catalysis 2021, 393, 247–258, 10.1016/j.jcat.2020.11.017
  • Structural Evolution of Ga–Cu Model Catalysts for CO2 Hydrogenation Reactions, J. Q. Zhong, S. Shaikhutdinov, B. Roldan Cuenya, The Journal of Physical Chemistry C 2021, 125, 1361–1367, 10.1021/acs.jpcc.0c09382
  • Potential‐Dependent Morphology of Copper Catalysts During CO2 Electroreduction Revealed by In Situ Atomic Force Microscopy, G. H. Simon, C. S. Kley, B. Roldan Cuenya, Angewandte Chemie International Edition 2021, 60, 2561–2568, 10.1002/anie.202010449
  • Vibrational Perturbation of the [FeFe] Hydrogenase H-Cluster Revealed by 13C2H-ADT Labeling, V. Pelmenschikov, J. A. Birrell, L. B. Gee, C. P. Richers, E. J. Reijerse, H. Wang, S. Arragain, N. Mishra, Y. Yoda, H. Matsuura, L. Li, K. Tamasaku, T. B. Rauchfuss, W. Lubitz, S. P. Cramer, Journal of the American Chemical Society 2021, 143, 8237–8243, 10.1021/jacs.1c02323
  • Design of an active and stable catalyst for dry reforming of methane via molecular layer deposition, P. Ingale, C. Guan, R. Kraehnert, R. Naumann d’Alnoncourt, A. Thomas, F. Rosowski, Catalysis Today 2021, 362, 47–54, 10.1016/j.cattod.2020.04.050
  • Exploring Structure and Function of Redox Intermediates in [NiFe]‐Hydrogenases by an Advanced Experimental Approach for Solvated, Lyophilized and Crystallized Metalloenzymes, C. Lorent, V. Pelmenschikov, S. Frielingsdorf, J. Schoknecht, G. Caserta, Y. Yoda, H. Wang, K. Tamasaku, O. Lenz, S. P. Cramer, M. Horch, L. Lauterbach, I. Zebger, Angewandte Chemie International Edition 2021, 60, 15854–15862, 10.1002/anie.202100451
  • NRVS and DFT of MitoNEET: Understanding the Special Vibrational Structure of a [2Fe-2S] Cluster with (Cys)3(His)1 Ligation, L. B. Gee, V. Pelmenschikov, C. Mons, N. Mishra, H. Wang, Y. Yoda, K. Tamasaku, M. P. Golinelli-Cohen, S. P. Cramer, Biochemistry 2021, 60, 2419–2424, 10.1021/acs.biochem.1c00252
  • Resonance Raman spectroscopic analysis of the iron–sulfur cluster redox chain of the membrane‐bound [NiFe]‐hydrogenase, E. Siebert, A. Schmidt, S. Frielingsdorf, J. Kalms, U. Kuhlmann, O. Lenz, P. Scheerer, I. Zebger, P. Hildebrandt, Journal of Raman Spectroscopy 2021, 10.1002/jrs.6163
  • Structures of active melanocortin-4 receptor–Gs-protein complexes with NDP-α-MSH and setmelanotide, N. A. Heyder, G. Kleinau, D. Speck, A. Schmidt, S. Paisdzior, M. Szczepek, B. Bauer, A. Koch, M. Gallandi, D. Kwiatkowski, J. Bürger, T. Mielke, A. G. Beck-Sickinger, P. W. Hildebrand, C. M. T. Spahn, D. Hilger, M. Schacherl, H. Biebermann, T. Hilal, P. Kühnen, B. K. Kobilka, P. Scheerer, Cell Research 2021, 31, 1176–1189, 10.1038/s41422-021-00569-8
  • Local Electric Field Changes during the Photoconversion of the Bathy Phytochrome Agp2, A. Kraskov, J. von Sass, A. D. Nguyen, T. O. Hoang, D. Buhrke, S. Katz, N. Michael, J. Kozuch, I. Zebger, F. Siebert, P. Scheerer, M. A. Mroginski, N. Budisa, P. Hildebrandt, Biochemistry 2021, 60, 2967–2977, 10.1021/acs.biochem.1c00426
  • Protein Nanopore Membranes Prepared by a Simple Langmuir–Schaefer Approach, M. S. Schwieters, M. Mathieu‐Gaedke, M. Westphal, R. Dalpke, M. Dirksen, D. Qi, M. Grull, T. Bick, S. Taßler, D. F. Sauer, M. Bonn, P. Wendler, T. Hellweg, A. Beyer, A. Gölzhäuser, U. Schwaneberg, U. Glebe, A. Böker, Small 2021, 17, 2102975–0, 10.1002/smll.202102975
  • Construction of Highly Ordered Glyco‐Inside Nano‐Assemblies through RAFT Dispersion Polymerization of Galactose‐Decorated Monomer, L. Qiu, H. Zhang, T. Bick, J. Martin, P. Wendler, A. Böker, U. Glebe, C. Xing, Angewandte Chemie International Edition 2021, 60, 11098–11103, 10.1002/anie.202015692
  • A Bifunctional Copper Catalyst Enables Ester Reduction with H : Expanding the Reactivity Space of Nucleophilic Copper Hydrides, B. M. Zimmermann, T. T. Ngoc, D. I. Tzaras, T. Kaicharla, J. F. Teichert, Journal of the American Chemical Society 2021, 143, 16865–16873, 10.1021/jacs.1c09626
  • Raman Enhancement of Nanoparticle Dimers Self-Assembled Using DNA Origami Nanotriangles, S. Kogikoski, K. Tapio, R. E. von Zander, P. Saalfrank, I. Bald, Molecules 2021, 26, 1684–0, 10.3390/molecules26061684
  • Photoisomerization of an Azobenzene‐Containing Surfactant Within a Micelle, E. Titov, A. Sharma, N. Lomadze, P. Saalfrank, S. Santer, M. Bekir, ChemPhotoChem 2021, 5, 926–932, 10.1002/cptc.202100103
  • Probing the Intracellular Bio-Nano Interface in Different Cell Lines with Gold Nanostars, C. Spedalieri, G. P. Szekeres, S. Werner, P. Guttmann, J. Kneipp, Nanomaterials 2021, 11, 1183–0, 10.3390/nano11051183
  • Intracellular optical probing with gold nanostars, C. Spedalieri, G. P. Szekeres, S. Werner, P. Guttmann, J. Kneipp, Nanoscale 2021, 13, 968–979, 10.1039/D0NR07031A
  • Reliable identification of protein-protein interactions by crosslinking mass spectrometry, S. Lenz, L. R. Sinn, F. J. O’Reilly, L. Fischer, F. Wegner, J. Rappsilber, Nature Communications 2021, 12, 10.1038/s41467-021-23666-z
  • Retention time prediction using neural networks increases identifications in crosslinking mass spectrometry, S. H. Giese, L. R. Sinn, F. Wegner, J. Rappsilber, Nature Communications 2021, 12, 10.1038/s41467-021-23441-0
  • Dissecting the activation of insulin degrading enzyme by inositol pyrophosphates and their bisphosphonate analogs, S. Hostachy, T. Utesch, K. Franke, G. L. Dornan, D. Furkert, B. Türkaydin, V. Haucke, H. Sun, D. Fiedler, Chemical Science 2021, 12, 10696–10702, 10.1039/D1SC02975D
  • The mechanism behind enhanced reactivity of unsaturated phosphorus(v) electrophiles towards thiols, Y. Park, A. L. Baumann, H. Moon, S. Byrne, M. A. Kasper, S. Hwang, H. Sun, M. H. Baik, C. P. R. Hackenberger, Chemical Science 2021, 12, 8141–8148, 10.1039/D1SC01730F
  • A combination of solid-state NMR and MD simulations reveals the binding mode of a rhomboid protease inhibitor, C. Bohg, C. Öster, T. Utesch, S. Bischoff, S. Lange, C. Shi, H. Sun, A. Lange, Chemical Science 2021, 12, 12754–12762, 10.1039/D1SC02146J
  • Effects of x-ray free-electron laser pulse intensity on the Mn K x-ray emission spectrum in photosystem II—A case study for metalloprotein crystals and solutions, T. Fransson, R. Alonso-Mori, R. Chatterjee, M. H. Cheah, M. Ibrahim, R. Hussein, M. Zhang, F. Fuller, S. Gul, I. S. Kim, P. S. Simon, I. Bogacz, H. Makita, C. de Lichtenberg, S. Song, A. Batyuk, D. Sokaras, R. Massad, M. Doyle, A. Britz, C. Weninger, A. Zouni, J. Messinger, V. K. Yachandra, J. Yano, J. Kern, U. Bergmann, Structural Dynamics 2021, 8, 64302–0, 10.1063/4.0000130
  • Structural dynamics in the water and proton channels of photosystem II during the S2 to S3 transition, R. Hussein, M. Ibrahim, A. Bhowmick, P. S. Simon, R. Chatterjee, L. Lassalle, M. Doyle, I. Bogacz, I. S. Kim, M. H. Cheah, S. Gul, C. de Lichtenberg, P. Chernev, C. C. Pham, I. D. Young, S. Carbajo, F. D. Fuller, R. Alonso-Mori, A. Batyuk, K. D. Sutherlin, A. S. Brewster, R. Bolotovsky, D. Mendez, J. M. Holton, N. W. Moriarty, P. D. Adams, U. Bergmann, N. K. Sauter, H. Dobbek, J. Messinger, A. Zouni, J. Kern, V. K. Yachandra, J. Yano, Nature Communications 2021, 12, 10.1038/s41467-021-26781-z
  • Room temperature XFEL crystallography reveals asymmetry in the vicinity of the two phylloquinones in photosystem I, S. M. Keable, A. Kölsch, P. S. Simon, M. Dasgupta, R. Chatterjee, S. K. Subramanian, R. Hussein, M. Ibrahim, I. S. Kim, I. Bogacz, H. Makita, C. C. Pham, F. D. Fuller, S. Gul, D. Paley, L. Lassalle, K. D. Sutherlin, A. Bhowmick, N. W. Moriarty, I. D. Young, J. P. Blaschke, C. de Lichtenberg, P. Chernev, M. H. Cheah, S. Park, G. Park, J. Kim, S. J. Lee, J. Park, K. Tono, S. Owada, M. S. Hunter, A. Batyuk, R. Oggenfuss, M. Sander, S. Zerdane, D. Ozerov, K. Nass, H. Lemke, R. Mankowsky, A. S. Brewster, J. Messinger, N. K. Sauter, V. K. Yachandra, J. Yano, A. Zouni, J. Kern, Scientific Reports 2021, 11, 10.1038/s41598-021-00236-3
  • Scalable Three-Dimensional Photobioelectrodes Made of Reduced Graphene Oxide Combined with Photosystem I, S. Morlock, S. K. Subramanian, A. Zouni, F. Lisdat, ACS Applied Materials & Interfaces 2021, 13, 11237–11246, 10.1021/acsami.1c01142
  • Insights into Solution Structures of Photosynthetic Protein Complexes from Small-Angle Scattering Methods, M. Golub, A. Kölsch, A. Feoktystov, A. Zouni, J. Pieper, Crystals 2021, 11, 203–0, 10.3390/cryst11020203
  • Proteinanalytik mittels Crosslinking-Massenspektrometrie Synergistische Kombination von kovalenter Bindungsknüpfung und LC-MS, L. Sinn, J. Rappsilber, GIT Labor-Fachzeitschrift 2021, 59, 17–20,
  • Cover Feature: An Iron Porphyrin Complex with Pendant Pyridine Substituents Facilitates Electrocatalytic CO2 Reduction via Second Coordination Sphere Effects, A. R. Ramuglia, V. Budhija, K. H. Ly, M. Marquardt, M. Schwalbe, I. M. Weidinger, ChemCatChem 2021, 13, 3934–3944, 10.1002/cctc.202101193
  • Exploring the Full Potential of Photocatalytic Carbon Dioxide Reduction Using a Dinuclear Re2Cl2 Complex Assisted by Various Photosensitizers, R. Giereth, M. Obermeier, L. Forschner, M. Karnahl, M. Schwalbe, S. Tschierlei, ChemPhotoChem 2021, 5, 644–653, 10.1002/cptc.202100034
  • Structural Determination of an Unusual Cu(I)‐Porphyrin‐π‐Bond in a Hetero‐Pacman Cu‐Zn‐Complex, M. Marquardt, B. Cula, V. Budhija, A. Dallmann, M. Schwalbe, Chemistry – A European Journal 2021, 27, 3991–3996, 10.1002/chem.202004945
  • Covalent organic frameworks (COFs) for electrochemical applications, X. Zhao, P. Pachfule, A. Thomas, Chemical Society Reviews 2021, 50, 6871–6913, 10.1039/D0CS01569E
  • Oxygen-evolving catalytic atoms on metal carbides, S. Li, B. Chen, Y. Wang, M. Y. Ye, P. A. van Aken, C. Cheng, A. Thomas, nature materials 2021, 20, 1240–1247, 10.1038/s41563-021-01006-2
  • Surface site density and utilization of platinum group metal (PGM)-free Fe–NC and FeNi–NC electrocatalysts for the oxygen reduction reaction, F. Luo, S. Wagner, I. Onishi, S. Selve, S. Li, W. Ju, H. Wang, J. Steinberg, A. Thomas, U. I. Kramm, P. Strasser, Chemical Science 2021, 12, 384–396, 10.1039/D0SC03280H
  • Design of PtZn nanoalloy catalysts for propane dehydrogenation through interface tailoring atomic layer deposition, P. Ingale, K. Knemeyer, P. Preikschas, M. Ye, M. Geske, R. Naumann d'Alnoncourt, A. Thomas, F. Rosowski, Catalysis Science & Technology 2021, 11, 484–493, 10.1039/D0CY01528H
  • Formation, dynamics, and long-term stability of Mn- and Fe-promoted Rh/SiO catalysts in CO hydrogenation, P. Preikschas, J. Bauer, K. Knemeyer, R. Naumann d'Alnoncourt, R. Kraehnert, F. Rosowski, Catalysis Science & Technology 2021, 11, 5802–5815, 10.1039/d1cy00421b
  • Rational design of tandem catalysts using a core–shell structure approach, E. Gioria, L. Duarte-Correa, N. Bashiri, W. Hetaba, R. Schomaecker, A. Thomas, Nanoscale Advances 2021, 3, 3454–3459, 10.1039/D1NA00310K
  • Entering new chemical space with isolable complexes of single, zero-valent silicon and germanium atoms, S. Yao, Y. Xiong, A. Saddington, M. Driess, Chemical Communications 2021, 57, 10139–10153, 10.1039/D1CC04100B
  • Self‐Supported Electrocatalysts for Practical Water Electrolysis, H. Yang, M. Driess, P. W. Menezes, Advanced Energy Materials 2021, 11, 2102074–0, 10.1002/aenm.202102074
  • Unraveling Property‐Performance Relationships by Surface Tailoring of Oxidation Catalysts ALD, K. Knemeyer, J. D. Epping, F. Rüther, C. Schulz, B. Frank, P. Müller, R. N. d'Alnoncourt, M. Driess, F. Rosowski, ChemCatChem 2021, 13, 4201–4209, 10.1002/cctc.202100866
  • In Situ Formed “Sn In @In Sn O ” Core@Shell Nanoparticles as Electrocatalysts for CO Reduction to Formate, L. C. Pardo Pérez, D. Teschner, E. Willinger, A. Guiet, M. Driess, P. Strasser, A. Fischer, Advanced Functional Materials 2021, 31, 2103601–0, 10.1002/adfm.202103601
  • Perspective on intermetallics towards efficient electrocatalytic water-splitting, C. Walter, P. W. Menezes, M. Driess, Chemical Science 2021, 12, 8603–8631, 10.1039/D1SC01901E
  • Distinctly different reactivity of bis(silylenyl)- phosphanyl-silylenyl-substituted -dicarborane towards O , N O and CO, Y. Xiong, S. Yao, A. Ruzicka, M. Driess, Chemical Communications 2021, 57, 5965–5968, 10.1039/D1CC01939B
  • Changing the Reactivity of Zero‐ and Mono‐Valent Germanium with a Redox Non‐Innocent Bis(silylenyl)carborane Ligand, S. Yao, A. Kostenko, Y. Xiong, C. Lorent, A. Ruzicka, M. Driess, Angewandte Chemie International Edition 2021, 60, 14864–14868, 10.1002/anie.202103769
  • New Types of Ge and Ge Assemblies Stabilized by a Carbanionic Dicarborandiyl-Silylene Ligand, Y. Xiong, D. Chen, S. Yao, J. Zhu, A. Ruzicka, M. Driess, Journal of the American Chemical Society 2021, 143, 6229–6237, 10.1021/jacs.1c01722
  • The Pitfalls of Using Potentiodynamic Polarization Curves for Tafel Analysis in Electrocatalytic Water Splitting, S. Anantharaj, S. Noda, M. Driess, P. W. Menezes, ACS Energy Letters 2021, 6, 1607–1611, 10.1021/acsenergylett.1c00608
  • Well-Defined, Silica-Supported Homobimetallic Nickel Hydride Hydrogenation Catalyst, F. Czerny, K. Searles, P. Šot, J. F. Teichert, P. W. Menezes, C. Copéret, M. Driess, Inorganic Chemistry 2021, 60, 5483–5487, 10.1021/acs.inorgchem.0c03188
  • Tuning the Rh–FeO Interface in Ethanol Synthesis through Formation Phase Studies at High Pressures of Synthesis Gas, P. Preikschas, M. Plodinec, J. Bauer, R. Kraehnert, R. Naumann d’Alnoncourt, R. Schlögl, M. Driess, F. Rosowski, ACS Catalysis 2021, 11, 4047–4060, 10.1021/acscatal.0c05365
  • Boosting homogeneous chemoselective hydrogenation of olefins mediated by a bis(silylenyl)terphenyl-nickel(0) pre-catalyst, M. P. Lücke, S. Yao, M. Driess, Chemical Science 2021, 12, 2909–2915, 10.1039/D0SC06471H
  • Strategies and Perspectives to Catch the Missing Pieces in Energy‐Efficient Hydrogen Evolution Reaction in Alkaline Media, S. Anantharaj, S. Noda, V. R. Jothi, S. Yi, M. Driess, P. W. Menezes, Angewandte Chemie International Edition 2021, 60, 18981–19006, 10.1002/anie.202015738
  • Facile Access to an Active γ‐NiOOH Electrocatalyst for Durable Water Oxidation Derived From an Intermetallic Nickel Germanide Precursor, P. W. Menezes, S. Yao, R. Beltrán‐Suito, J. N. Hausmann, P. V. Menezes, M. Driess, Angewandte Chemie International Edition 2021, 60, 4640–4647, 10.1002/anie.202014331
  • Assessment of hybrid functionals for singlet and triplet excitations: Why do some local hybrid functionals perform so well for triplet excitation energies?, R. Grotjahn, M. Kaupp, The Journal of Chemical Physics 2021, 155, 124108–0, 10.1063/5.0063751
  • Reliable TDDFT Protocol Based on a Local Hybrid Functional for the Prediction of Vibronic Phosphorescence Spectra Applied to Tris(2,2′-bipyridine)-Metal Complexes, R. Grotjahn, M. Kaupp, The Journal of Physical Chemistry A 2021, 125, 7099–7110, 10.1021/acs.jpca.1c05101
  • Hydroxy-bridged resting states of a [NiFe]-hydrogenase unraveled by cryogenic vibrational spectroscopy and DFT computations, G. Caserta, V. Pelmenschikov, C. Lorent, A. F. Tadjoung Waffo, S. Katz, L. Lauterbach, J. Schoknecht, H. Wang, Y. Yoda, K. Tamasaku, M. Kaupp, P. Hildebrandt, O. Lenz, S. P. Cramer, I. Zebger, Chemical Science 2021, 12, 2189–2197, 10.1039/D0SC05022A
  • Path probability ratios for Langevin dynamics—Exact and approximate, S. Kieninger, B. G. Keller, The Journal of Chemical Physics 2021, 154, 94102–0, 10.1063/5.0038408
  • Markov models from the square root approximation of the Fokker–Planck equation: calculating the grid-dependent flux, L. Donati, M. Weber, B. G. Keller, Journal of Physics: Condensed Matter 2021, 33, 115902–0, 10.1088/1361-648X/abd5f7
  • Crystallographic Orientation Dependence of Surface Segregation and Alloying on PdCu Catalysts for CO2 Hydrogenation, L. Pielsticker, I. Zegkinoglou, Z. K. Han, J. J. Navarro, S. Kunze, O. Karslıoğlu, S. V. Levchenko, B. Roldan Cuenya, The Journal of Physical Chemistry Letters 2021, 12, 2570–2575, 10.1021/acs.jpclett.1c00179
  • Low-Temperature Growth of Graphene on a Semiconductor, H. I. Røst, R. K. Chellappan, F. S. Strand, A. Grubišić-Čabo, B. P. Reed, M. J. Prieto, L. C. Tǎnase, L. de Souza Caldas, T. Wongpinij, C. Euaruksakul, T. Schmidt, A. Tadich, B. C. C. Cowie, Z. Li, S. P. Cooil, J. W. Wells, The Journal of Physical Chemistry C 2021, 125, 4243–4252, 10.1021/acs.jpcc.0c10870
  • Operando Investigation of Ag‐Decorated Cu2O Nanocube Catalysts with Enhanced CO2 Electroreduction toward Liquid Products, A. Herzog, A. Bergmann, H. S. Jeon, J. Timoshenko, S. Kühl, C. Rettenmaier, M. Lopez Luna, F. T. Haase, B. Roldan Cuenya, Angewandte Chemie International Edition 2021, 60, 7426–7435, 10.1002/anie.202017070
  • In situ and operando electron microscopy in heterogeneous catalysis—insights into multi-scale chemical dynamics, S. W. Chee, T. Lunkenbein, R. Schlögl, B. Roldan Cuenya, Journal of Physics: Condensed Matter 2021, 33, 153001–0, 10.1088/1361-648X/abddfd
  • Operando high-pressure investigation of size-controlled CuZn catalysts for the methanol synthesis reaction, N. J. Divins, D. Kordus, J. Timoshenko, I. Sinev, I. Zegkinoglou, A. Bergmann, S. W. Chee, S. Widrinna, O. Karslıoğlu, H. Mistry, M. Lopez Luna, J. Q. Zhong, A. S. Hoffman, A. Boubnov, J. A. Boscoboinik, M. Heggen, R. E. Dunin-Borkowski, S. R. Bare, B. Roldan Cuenya, Nature Communications 2021, 12, 1435–0, 10.1038/s41467-021-21604-7
  • Selectivity Control of Cu Nanocrystals in a Gas-Fed Flow Cell through CO2 Pulsed Electroreduction, H. S. Jeon, J. Timoshenko, C. Rettenmaier, A. Herzog, A. Yoon, S. W. Chee, S. Oener, U. Hejral, F. T. Haase, B. Roldan Cuenya, Journal of the American Chemical Society 2021, 143, 7578–7587, 10.1021/jacs.1c03443
  • Role of the Oxide Support on the Structural and Chemical Evolution of Fe Catalysts during the Hydrogenation of CO2, M. Lopez Luna, J. Timoshenko, D. Kordus, C. Rettenmaier, S. W. Chee, A. S. Hoffman, S. R. Bare, S. Shaikhutdinov, B. Roldan Cuenya, ACS Catalysis 2021, 11, 6175–6185, 10.1021/acscatal.1c01549
  • Revealing the CO Coverage-Driven C–C Coupling Mechanism for Electrochemical CO2 Reduction on Cu2O Nanocubes Raman Spectroscopy, C. Zhan, F. Dattila, C. Rettenmaier, A. Bergmann, S. Kühl, R. García-Muelas, N. López, B. Roldan Cuenya, ACS Catalysis 2021, 11, 7694–7701, 10.1021/acscatal.1c01478
  • A Simplified Method for Patterning Graphene on Dielectric Layers, H. I. Røst, B. P. Reed, F. S. Strand, J. A. Durk, D. A. Evans, A. Grubišić-Čabo, G. Wan, M. Cattelan, M. J. Prieto, D. M. Gottlob, L. C. Tănase, L. de Souza Caldas, T. Schmidt, A. Tadich, B. C. C. Cowie, R. K. Chellappan, J. W. Wells, S. P. Cooil, ACS Applied Materials & Interfaces 2021, 13, 37510–37516, 10.1021/acsami.1c09987
  • Identifying Structure–Selectivity Correlations in the Electrochemical Reduction of CO2: A Comparison of Well‐Ordered Atomically Clean and Chemically Etched Copper Single‐Crystal Surfaces, F. Scholten, K. C. Nguyen, J. P. Bruce, M. Heyde, B. Roldan Cuenya, Angewandte Chemie International Edition 2021, 60, 19169–19175, 10.1002/anie.202103102
  • Plasma-assisted oxidation of Cu(100) and Cu(111), S. Kunze, L. C. Tănase, M. J. Prieto, P. Grosse, F. Scholten, L. de Souza Caldas, D. van Vörden, T. Schmidt, B. Roldan Cuenya, Chemical Science 2021, 12, 14241–14253, 10.1039/D1SC04861A
  • Dynamic transformation of cubic copper catalysts during CO2 electroreduction and its impact on catalytic selectivity, P. Grosse, A. Yoon, C. Rettenmaier, A. Herzog, S. W. Chee, B. Roldan Cuenya, Nature Communications 2021, 12, 6736–0, 10.1038/s41467-021-26743-5
  • Ruthenium nanoparticles supported on carbon-based nanoallotropes as co-catalyst to enhance the photocatalytic hydrogen evolution activity of carbon nitride, I. Álvarez-Prada, D. Peral, M. Song, J. Muñoz, N. Romero, L. Escriche, A. Acharjya, A. Thomas, R. Schomäcker, M. Schwarze, X. Sala, M. Tasbihi, J. García-Antón, Renewable Energy 2021, 168, 668–675, 10.1016/j.renene.2020.12.070
  • Electron transfer within β-diketiminato nickel bromide and cobaltocene redox couples activating CO, P. Zimmermann, A. F. R. Kilpatrick, D. Ar, S. Demeshko, B. Cula, C. Limberg, Chemical Communications 2021, 57, 875–878, 10.1039/D0CC06983C
  • The Properties of Hydrotris(3‐mesitylpyrazol‐1‐yl) Borate Iron(II) Complexes with Aryl Carboxylate Co‐ligands – Stabilization of an Iron(III) Alkylperoxide, L. Müller, K. Baturin, S. Hoof, C. Lau, C. Herwig, C. Limberg, Zeitschrift für Anorganische und Allgemeine Chemie 2021, 647, 385–395, 10.1002/zaac.202000437
  • Transformation of Formazanate at Nickel(II) Centers to Give a Singly Reduced Nickel Complex with Azoiminate Radical Ligands and Its Reactivity toward Dioxygen, D. Ar, A. F. R. Kilpatrick, B. Cula, C. Herwig, C. Limberg, Inorganic Chemistry 2021, 60, 13844–13853, 10.1021/acs.inorgchem.0c03761
  • Binding of a TlCl Entity by a Tetragold Tetramercaptothiacalixarene Metalloligand via Metallophilic Interactions, N. Frank, I. Pryjomska‐Ray, L. Grubert, S. Hecht, D. Usvyat, C. Limberg, Chemistry – A European Journal 2021, 27, 8344–8349, 10.1002/chem.202100298
  • Mimicking of the histidine brace structural motif in molecular copper(I) compounds, R. Peifer, L. Müller, S. Hoof, F. Beckmann, B. Cula, C. Limberg, Zeitschrift für Anorganische und Allgemeine Chemie 2021, 647, 1789–1796, 10.1002/zaac.202100145
  • Emerging concepts in photocatalytic organic synthesis, S. Reischauer, B. Pieber, iScience 2021, 24, 102209–0, 10.1016/j.isci.2021.102209
  • Visible-Light-Mediated Oxidative Debenzylation Enables the Use of Benzyl Ethers as Temporary Protecting Groups, C. Cavedon, E. T. Sletten, A. Madani, O. Niemeyer, P. H. Seeberger, B. Pieber, Organic Letters 2021, 23, 514–518, 10.1021/acs.orglett.0c04026
  • Chromoselective Photocatalysis Enables Stereocomplementary Biocatalytic Pathways**, L. Schmermund, S. Reischauer, S. Bierbaumer, C. K. Winkler, A. Diaz‐Rodriguez, L. J. Edwards, S. Kara, T. Mielke, J. Cartwright, G. Grogan, B. Pieber, W. Kroutil, Angewandte Chemie International Edition 2021, 60, 6965–6969, 10.1002/anie.202100164
  • Recyclable, Bifunctional Metallaphotocatalysts for C−S Cross‐Coupling Reactions, S. Reischauer, B. Pieber, ChemPhotoChem 2021, 5, 716–720, 10.1002/cptc.202100062
  • Carbon dot/TiO nanocomposites as photocatalysts for metallaphotocatalytic carbon–heteroatom cross-couplings, Z. Zhao, S. Reischauer, B. Pieber, M. Delbianco, Green Chemistry 2021, 23, 4524–4530, 10.1039/d1gc01284c
  • “Out of Pocket” Protein Binding—A Dilemma of Epitope Imprinted Polymers Revealed for Human Hemoglobin, X. Zhang, G. Caserta, A. Yarman, E. Supala, A. F. T. Waffo, U. Wollenberger, R. E. Gyurcsányi, I. Zebger, F. W. Scheller, Chemosensors 2021, 9, 128–0, 10.3390/chemosensors9060128
  • Insights in electrosynthesis, target binding, and stability of peptide-imprinted polymer nanofilms, G. Caserta, X. Zhang, A. Yarman, E. Supala, U. Wollenberger, R. E. Gyurcsányi, I. Zebger, F. W. Scheller, Electrochimica Acta 2021, 381, 138236–0, 10.1016/j.electacta.2021.138236
  • Simple and robust: The claims of protein sensing by molecularly imprinted polymers, A. Yarman, S. Kurbanoglu, I. Zebger, F. W. Scheller, Sensors and Actuators B: Chemical 2021, 330, 129369–0, 10.1016/j.snb.2020.129369
  • Quantum dot-based electrochemical molecularly imprinted polymer sensors: potentials and challenges, A. Yarman, S. Kurbanoglu, C. Erkmen, B. Uslu, F. W. Scheller in Electroanalytical Applications of Quantum Dot Based Biosensors (Hrsg.: Bengi Uslu), Elsevier, 2021, 121–152, ISBN: 9780128216705
  • Silylium-Ion Regeneration by Protodesilylation Enables Friedel–Crafts Alkylation with Less Isomerization and No Defunctionalization, T. He, H. F. T. Klare, M. Oestreich, ACS Catalysis 2021, 11, 12186–12193, 10.1021/acscatal.1c03602
  • The Power of the Proton: From Superacidic Media to Superelectrophile Catalysis, H. F. T. Klare, M. Oestreich, Journal of the American Chemical Society 2021, 143, 15490–15507, 10.1021/jacs.1c07614
  • Silylium Ions: From Elusive Reactive Intermediates to Potent Catalysts, H. F. T. Klare, L. Albers, L. Süsse, S. Keess, T. Müller, M. Oestreich, Chemical Reviews 2021, 121, 5889–5985, 10.1021/acs.chemrev.0c00855
  • Intramolecular Friedel–Crafts alkylation with a silylium-ion-activated cyclopropyl group: formation of tricyclic ring systems from benzyl-substituted vinylcyclopropanes and hydrosilanes, T. He, G. Wang, P. W. Long, S. Kemper, E. Irran, H. F. T. Klare, M. Oestreich, Chemical Science 2021, 12, 569–575, 10.1039/D0SC05553K
  • ATP Binding and a Second Reduction Enables a Conformationally Gated Uphill Electron Transfer, F. Neumann, H. Dobbek, ACS Catalysis 2021, 11, 8565–8575, 10.1021/acscatal.1c01038
  • Bimetallic Mn, Fe, Co, and Ni Sites in a Four-Helix Bundle Protein: Metal Binding, Structure, and Peroxide Activation, J. H. Jeoung, S. Rünger, M. Haumann, B. Neumann, F. Klemke, V. Davis, A. Fischer, H. Dau, U. Wollenberger, H. Dobbek, Inorganic Chemistry 2021, 60, 17498–17508, 10.1021/acs.inorgchem.1c01919
  • Understanding active sites in molecular (photo)electrocatalysis through complementary vibrational spectroelectrochemistry, K. H. Ly, I. M. Weidinger, Chemical Communications 2021, 57, 2328–2342, 10.1039/d0cc07376h
  • The Role of Metal–Organic Frameworks in Moderating Platinum-Based Ethanol Electrooxidation Catalysts, J. B. Fritzke, C. Eßbach, P. Wollmann, A. H. Khan, I. Senkovska, I. M. Weidinger, S. Kaskel, E. Brunner, The Journal of Physical Chemistry C 2021, 125, 14263–14274, 10.1021/acs.jpcc.1c02563
  • Thiophene‐Based Conjugated Acetylenic Polymers with Dual Active Sites for Efficient Co‐Catalyst‐Free Photoelectrochemical Water Reduction in Alkaline Medium, M. Borrelli, C. J. Querebillo, D. L. Pastoetter, T. Wang, A. Milani, C. Casari, H. Khoa Ly, F. He, Y. Hou, C. Neumann, A. Turchanin, H. Sun, I. M. Weidinger, X. Feng, Angewandte Chemie International Edition 2021, 60, 18876–18881, 10.1002/anie.202104469
  • Thiophen‐basierte konjugierte acetylenische Polymere mit dualen aktiven Zentren für effiziente Cokatalysator‐freie photoelektrochemische Wasserreduktion im alkalischen Medium, M. Borrelli, C. J. Querebillo, D. L. Pastoetter, T. Wang, A. Milani, C. Casari, H. Khoa Ly, F. He, Y. Hou, C. Neumann, A. Turchanin, H. Sun, I. M. Weidinger, X. Feng, Angewandte Chemie 2021, 133, 19025–19031, 10.1002/ange.202104469
  • An Iron Porphyrin Complex with Pendant Pyridine Substituents Facilitates Electrocatalytic CO Reduction via Second Coordination Sphere Effects, A. R. Ramuglia, V. Budhija, K. H. Ly, M. Marquardt, M. Schwalbe, I. M. Weidinger, ChemCatChem 2021, 13, 3934–3944, 10.1002/cctc.202100625
  • Boosting the Electrocatalytic Conversion of Nitrogen to Ammonia on Metal-Phthalocyanine-Based Two-Dimensional Conjugated Covalent Organic Frameworks, H. Zhong, M. Wang, M. Ghorbani-Asl, J. Zhang, K. H. Ly, Z. Liao, G. Chen, Y. Wei, B. P. Biswal, E. Zschech, I. M. Weidinger, A. V. Krasheninnikov, R. Dong, X. Feng, Journal of the American Chemical Society 2021, 143, 19992–20000, 10.1021/jacs.1c11158
  • The molecular basis for the pH-dependent calcium affinity of the pattern recognition receptor langerin, J. O. Joswig, J. Anders, H. Zhang, C. Rademacher, B. G. Keller, Journal of Biological Chemistry 2021, 296, 100718–0, 10.1016/j.jbc.2021.100718
  • Structural insights into Cullin4-RING ubiquitin ligase remodelling by Vpr from simian immunodeficiency viruses, S. Banchenko, F. Krupp, C. Gotthold, J. Bürger, A. Graziadei, F. J. O’Reilly, L. Sinn, O. Ruda, J. Rappsilber, C. M. T. Spahn, T. Mielke, I. A. Taylor, D. Schwefel, PLOS Pathogens 2021, 17, 10.1371/journal.ppat.1009775
  • Molecular Details on Multiple Cofactor Containing Redox Metalloproteins Revealed by Infrared and Resonance Raman Spectroscopies, C. M. Silveira, L. Zuccarello, C. Barbosa, G. Caserta, I. Zebger, P. Hildebrandt, S. Todorovic, Molecules 2021, 26, 4852–0, 10.3390/molecules26164852
  • Structural plasticity of the selectivity filter in a nonselective ion channel, R. N. Roy, K. Hendriks, W. Kopec, S. Abdolvand, K. L. Weiss, B. L. de Groot, A. Lange, H. Sun, L. Coates, IUCrJ 2021, 8, 421–430, 10.1107/S205225252100213X
  • Sodium Ions Do Not Stabilize the Selectivity Filter of a Potassium Channel, K. Hendriks, C. Öster, C. Shi, H. Sun, A. Lange, Journal of Molecular Biology 2021, 433, 167091–0, 10.1016/j.jmb.2021.167091
  • Structural Plasticity of the Selectivity Filter in Cation Channels, K. Hendriks, C. Öster, A. Lange, Frontiers in Physiology 2021, 12, 10.3389/fphys.2021.792958
  • Electrografted Interfaces on Metal Oxide Electrodes for Enzyme Immobilization and Bioelectrocatalysis, T. G. A. A. Harris, N. Heidary, S. Frielingsdorf, S. Rauwerdink, A. Tahraoui, O. Lenz, I. Zebger, A. Fischer, ChemElectroChem 2021, 8, 1329–1336, 10.1002/celc.202100020
  • Superstructures of Organic–Polyoxometalate Co‐crystals as Precursors for Hydrogen Evolution Electrocatalysts, S. Li, Z. Zhao, T. Ma, P. Pachfule, A. Thomas, Angewandte Chemie 2021, 134, 10.1002/ange.202112298
  • Silicon oxycarbonitride ceramic containing nickel nanoparticles: from design to catalytic application, J. Wang, A. Gili, M. Grünbacher, S. Praetz, J. D. Epping, O. Görke, G. Schuck, S. Penner, C. Schlesiger, R. Schomäcker, A. Gurlo, M. F. Bekheet, Materials Advances 2021, 2, 1715–1730, 10.1039/d0ma00917b
  • Protonated Imine‐Linked Covalent Organic Frameworks for Photocatalytic Hydrogen Evolution, J. Yang, A. Acharjya, M. Ye, J. Rabeah, S. Li, Z. Kochovski, S. Youk, J. Roeser, J. Grüneberg, C. Penschke, M. Schwarze, T. Wang, Y. Lu, R. Krol, M. Oschatz, R. Schomäcker, P. Saalfrank, A. Thomas, Angewandte Chemie International Edition 2021, 60, 19797–19803, 10.1002/anie.202104870
  • Spectroscopic Characterization of a Reactive [Cu (μ‐OH) ] Intermediate in Cu/TEMPO Catalyzed Aerobic Alcohol Oxidation Reaction, K. Warm, G. Tripodi, E. Andris, S. Mebs, U. Kuhlmann, H. Dau, P. Hildebrandt, J. Roithová, K. Ray, Angewandte Chemie International Edition 2021, 60, 23018–23024, 10.1002/anie.202108442
  • A Pseudotetrahedral Terminal Oxoiron(IV) Complex: Mechanistic Promiscuity in C−H Bond Oxidation Reactions, K. Warm, A. Paskin, U. Kuhlmann, E. Bill, M. Swart, M. Haumann, H. Dau, P. Hildebrandt, K. Ray, Angewandte Chemie International Edition 2021, 60, 6752–6756, 10.1002/anie.202015896
  • A bioinspired oxoiron( ) motif supported on a N S macrocyclic ligand, J. Deutscher, P. Gerschel, K. Warm, U. Kuhlmann, S. Mebs, M. Haumann, H. Dau, P. Hildebrandt, U. P. Apfel, K. Ray, Chemical Communications 2021, 57, 2947–2950, 10.1039/d1cc00250c
  • Evolving Highly Active Oxidic Iron(III) Phase from Corrosion of Intermetallic Iron Silicide to Master Efficient Electrocatalytic Water Oxidation and Selective Oxygenation of 5‐Hydroxymethylfurfural, J. N. Hausmann, R. Beltrán‐Suito, S. Mebs, V. Hlukhyy, T. F. Fässler, H. Dau, M. Driess, P. W. Menezes, Advanced Materials 2021, 33, 1–9, 10.1002/adma.202008823
  • Combination of Highly Efficient Electrocatalytic Water Oxidation with Selective Oxygenation of Organic Substrates using Manganese Borophosphates, P. W. Menezes, C. Walter, B. Chakraborty, J. N. Hausmann, I. Zaharieva, A. Frick, E. Hauff, H. Dau, M. Driess, Advanced Materials 2021, 33, 2004098–0, 10.1002/adma.202004098
  • Stable, but still reactive – investigations on the effects of Lewis acid binding on copper nitrene intermediates, K. Warm, I. Monte Pérez, U. Kuhlmann, P. Hildebrandt, E. Farquhar, M. Swart, K. Ray, Zeitschrift für Anorganische und Allgemeine Chemie 2021, 647, 1495–1502, 10.1002/zaac.202100092
  • Electronic and Structural Properties of the Double Cubane Iron-Sulfur Cluster, N. Elghobashi-Meinhardt, D. Tombolelli, M. A. Mroginski, Catalysts 2021, 11, 245–0, 10.3390/catal11020245
  • A Resonance Raman Marker Band Characterizes the Slow and Fast Form of Cytochrome Oxidase, F. Kruse, A. D. Nguyen, J. Dragelj, J. Heberle, P. Hildebrandt, M. A. Mroginski, I. M. Weidinger, Journal of the American Chemical Society 2021, 143, 2769–2776, 10.1021/jacs.0c10767
  • Electrochemical Trimethylamine N-Oxide Biosensor with Enzyme-Based Oxygen-Scavenging Membrane for Long-Term Operation under Ambient Air, A. F. T. Waffo, B. Mitrova, K. Tiedemann, C. Iobbi-Nivol, S. Leimkühler, U. Wollenberger, Biosensors 2021, 11, 98–0, 10.3390/bios11040098
  • Voltammetry and Single‐Molecule In Situ Scanning Tunnelling Microscopy of the Redox Metalloenzyme Human Sulfite Oxidase, J. Yan, E. E. Frøkjær, C. Engelbrekt, S. Leimkühler, J. Ulstrup, U. Wollenberger, X. Xiao, J. Zhang, ChemElectroChem 2021, 8, 164–171, 10.1002/celc.202001258
  • Investigation of a potential electrogenic transport-system for -inositol in the small intestine of laying hens, K. Röhm, F. Gonzalez-Uarquin, R. K. Harmel, M. Nguyen Trung, M. Diener, D. Fiedler, K. Huber, J. Seifert, British Poultry Science 2021, 63, 91–97, 10.1080/00071668.2021.1958301
  • Deoxygenation of Nitrous Oxide and Nitro Compounds Using Bis(N‐Heterocyclic Silylene)Amido Iron Complexes as Catalysts, X. Chen, H. Wang, S. Du, M. Driess, Z. Mo, Angewandte Chemie International Edition 2021, 61, 10.1002/anie.202114598
  • A Genuine Stannylone with a Monoatomic Two‐Coordinate Tin(0) Atom Supported by a Bis(silylene) Ligand, J. Xu, C. Dai, S. Yao, J. Zhu, M. Driess, Angewandte Chemie International Edition 2021, 61, 10.1002/anie.202114073
  • A Striking Mode of Activation of Carbon Disulfide with a Cooperative Bis(silylene), M. Luecke, L. Giarrana, A. Kostenko, T. Gensch, S. Yao, M. Driess, Angewandte Chemie International Edition 2021, 61, 10.1002/anie.202110398
  • Preparation and functionalization of free-standing nitrogen-doped carbon-based catalyst electrodes for electrocatalytic N2 fixation, Q. Qin, F. Brandi, B. Badamdorj, M. Oschatz, M. Al-Naji, Molecular Catalysis 2021, 515, 111935–0, 10.1016/j.mcat.2021.111935
  • Shulin packages axonemal outer dynein arms for ciliary targeting, G. R. Mali, F. A. Ali, C. K. Lau, F. Begum, J. Boulanger, J. D. Howe, Z. A. Chen, J. Rappsilber, M. Skehel, A. P. Carter, Science 2021, 371, 910–916, 10.1126/science.abe0526
  • Toolbox for atomic layer deposition process development on high surface area powders, K. Knemeyer, R. Baumgarten, P. Ingale, R. Naumann d’Alnoncourt, M. Driess, F. Rosowski, Review of Scientific Instruments 2021, 92, 10.1063/5.0037844
  • Phytochromes in Agrobacterium fabrum, T. Lamparter, P. Xue, A. Elkurdi, G. Kaeser, L. Sauthof, P. Scheerer, N. Krauß, Frontiers in Plant Science 2021, 12, 1–14, 10.3389/fpls.2021.642801
  • MicroRNA-100-5p and microRNA-298-5p released from apoptotic cortical neurons are endogenous Toll-like receptor 7/8 ligands that contribute to neurodegeneration, T. Wallach, Z. J. Mossmann, M. Szczepek, M. Wetzel, R. Machado, M. Raden, M. Miladi, G. Kleinau, C. Krüger, P. Dembny, D. Adler, Y. Zhai, V. Kumbol, O. Dzaye, J. Schüler, M. Futschik, R. Backofen, P. Scheerer, S. Lehnardt, Molecular Neurodegeneration 2021, 16, 1–24, 10.1186/s13024-021-00498-5
  • Functional differences between TSHR alleles associate with variation in spawning season in Atlantic herring, J. Chen, H. Bi, M. E. Pettersson, D. X. Sato, A. P. Fuentes-Pardo, C. Mo, S. Younis, O. Wallerman, P. Jern, G. Molés, A. Gómez, G. Kleinau, P. Scheerer, L. Andersson, Communications Biology 2021, 4, 1–13, 10.1038/s42003-021-02307-7
  • Phytochrome Mediated Responses in Agrobacterium fabrum: Growth, Motility and Plant Infection, P. Xue, Y. Bai, G. Rottwinkel, E. Averbukh, Y. Ma, T. Roeder, P. Scheerer, N. Krauß, T. Lamparter, Current Microbiology 2021, 78, 2708–2719, 10.1007/s00284-021-02526-5
  • Optimization of Culture Conditions for Oxygen-Tolerant Regulatory [NiFe]-Hydrogenase Production from Ralstonia eutropha H16 in Escherichia coli, Q. Fan, G. Caserta, C. Lorent, O. Lenz, P. Neubauer, M. Gimpel, Microorganisms 2021, 9, 1195–0, 10.3390/microorganisms9061195
  • Bubble-induced convection stabilizes the local pH during solar water splitting in neutral pH electrolytes, K. Obata, F. F. Abdi, Sustainable Energy & Fuels 2021, 5, 3791–3801, 10.1039/d1se00679g
  • Multiphase fluid dynamics simulations of product crossover in solar-driven, membrane-less water splitting, K. Obata, A. Mokeddem, F. F. Abdi, Cell Reports Physical Science 2021, 2, 100358–0, 10.1016/j.xcrp.2021.100358
  • Nonselective cation permeation in an AMPA-type glutamate receptor, J. Biedermann, S. Braunbeck, A. J. R. Plested, H. Sun, Proceedings of the National Academy of Sciences 2021, 118, 2012843118–0, 10.1073/pnas.2012843118
  • Tuning the Quantum Chemical Properties of Flavins via Modification at C8, R. K. Kar, S. Chasen, M. A. Mroginski, A. F. Miller, The Journal of Physical Chemistry B 2021, 125, 12654–12669, 10.1021/acs.jpcb.1c07306
  • Understanding flavin electronic structure and spectra, R. K. Kar, A. Miller, M. Mroginski, WIREs Computational Molecular Science 2021, 12, 1541–0, 10.1002/wcms.1541
  • Hidden in Plain Sight: Natural Products of Commensal Microbiota as an Environmental Selection Pressure for the Rise of New Variants of SARS‐CoV‐2, J. Dragelj, M. A. Mroginski, K. H. Ebrahimi, ChemBioChem 2021, 22, 2946–2950, 10.1002/cbic.202100346
  • Beating Heart of Cytochrome Oxidase: The Shared Proton of Heme Propionates, J. Dragelj, M. A. Mroginski, E. W. Knapp, The Journal of Physical Chemistry B 2021, 125, 9668–9677, 10.1021/acs.jpcb.1c03619
  • Rewiring cyanobacterial photosynthesis by the implementation of an oxygen-tolerant hydrogenase, S. Lupacchini, J. Appel, R. Stauder, P. Bolay, S. Klähn, E. Lettau, L. Adrian, L. Lauterbach, B. Bühler, A. Schmid, J. Toepel, Metabolic Engineering 2021, 68, 199–209, 10.1016/j.ymben.2021.10.006
  • Accelerated Discovery of α-Cyanodiarylethene Photoswitches, N. F. König, D. Mutruc, S. Hecht, Journal of the American Chemical Society 2021, 143, 9162–9168, 10.1021/jacs.1c03631
  • Ein neuer Aufbau zur Untersuchung der Struktur und Funktion von solvatisierten, lyophilisierten und kristallinen Metalloenzymen – veranschaulicht anhand von [NiFe]‐Hydrogenasen, C. Lorent, V. Pelmenschikov, S. Frielingsdorf, J. Schoknecht, G. Caserta, Y. Yoda, H. Wang, K. Tamasaku, O. Lenz, S. P. Cramer, M. Horch, L. Lauterbach, I. Zebger, Angewandte Chemie 2021, 133, 15988–15996, 10.1002/ange.202100451