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Chemistry

D-Index
71
Citations
18871
World Ranking
5510
National Ranking
119

Overview

Lothar Helm is affiliated with the École Polytechnique Fédérale de Lausanne in Switzerland. Their academic and research activities are connected to this institution, indicating involvement in the European research environment and scholarship.

There is no publicly available information regarding specific recent papers authored by Lothar Helm, and no data on frequent co-authors or publication venues associated with their work. Similarly, details about book publications, main fields or subfields of study, and principal topics of research have not been documented in the source data.

There is no record of awards or distinctions attributed to Lothar Helm at this time.

Due to the limited information on published outputs or defined research themes, a detailed account of their scientific contributions cannot be given. The absence of documented papers or topics suggests that their academic profile might be at an early stage or in a less documented area of research within the larger framework of the École Polytechnique Fédérale de Lausanne.

Best Publications

  • Defect-induced magnetism in graphene

    Oleg V. Yazyev;Lothar Helm

  • Magnetism in Graphene Induced by Single-Atom Defects

    Oleg V. Yazyev;Lothar Helm

  • Inorganic and bioinorganic solvent exchange mechanisms.

    Lothar Helm;André E Merbach

  • Structural and Dynamic Parameters Obtained from 17O NMR, EPR, and NMRD Studies of Monomeric and Dimeric Gd3+ Complexes of Interest in Magnetic Resonance Imaging: An Integrated and Theoretically Self-Consistent Approach1

    D. Hugh Powell;Orla M. Ni Dhubhghaill;Dirk Pubanz;Lothar Helm

  • Water exchange on metal ions: experiments and simulations

    L. Helm;A.E. Merbach

  • Geometrical confinement of gadolinium-based contrast agents in nanoporous particles enhances T1 contrast.

    Jeyarama S. Ananta;Biana Godin;Biana Godin;Richa Sethi;Loick Moriggi

  • Water-Soluble Gadofullerenes: Toward High-Relaxivity, pH-Responsive MRI Contrast Agents

    Eva Tóth;Robert D Bolskar;Alain Borel;Gabriel González

  • First solvation shell of the Cu(II) aqua ion: evidence for fivefold coordination.

    Alfredo Pasquarello;Ingrid Petri;Philip S. Salmon;Olivier Parisel

  • Superparamagnetic gadonanotubes are high-performance MRI contrast agents

    Balaji Sitharaman;Kyle R. Kissell;Keith B. Hartman;Lesa A. Tran

  • Oxygen-17 NMR study of water exchange on gadolinium polyaminopolyacetates [Gd(DTPA)(H2O)]2- and [Gd(DOTA)(H2O)]- related to NMR imaging

    Karoly Micskei;Lothar Helm;Erno Brucher;Andre E. Merbach

  • Relaxivity of MRI Contrast Agents

    Éva Tóth;Lothar Helm;André E. Merbach

  • MOLECULAR DYNAMICS SIMULATION STUDY OF LANTHANIDE IONS LN3+ IN AQUEOUS SOLUTION INCLUDING WATER POLARIZATION. CHANGE IN COORDINATION NUMBER FROM 9 TO 8 ALONG THE SERIES

    T.-H. Kowall;F. Foglia;L. Helm;A. E. Merbach

  • The Role of Water Exchange in Attaining Maximum Relaxivities for Dendrimeric MRI Contrast Agents

    Éva Tóth;Dirk Pubanz;Sylvain Vauthey;Lothar Helm

  • Relaxivity in paramagnetic systems: Theory and mechanisms

    Lothar Helm

  • Oxygen-17 nuclear magnetic resonance kinetic study of water exchange on the lanthanide(III) aqua ions

    Cedric Cossy;Lothar Helm;Andre E. Merbach

  • Water exchange on magnesium(II) in aqueous solution: a variable temperature and pressure 17O NMR study

    Anne Bleuzen;Pierre-André Pittet;Lothar Helm;André E. Merbach

  • Speciation of aqueous tellurium(IV) in hydrothermal solutions and vapors, and the role of oxidized tellurium species in Te transport and gold deposition

    Pascal V. Grundler;Joël Brugger;Barbara E. Etschmann;Lothar Helm

  • Gold nanoparticles functionalized with gadolinium chelates as high-relaxivity MRI contrast agents.

    Loïck Moriggi;Caroline Cannizzo;Eddy Dumas;Cédric R. Mayer

  • High-pressure NMR kinetics. Part 34. Variable-temperature and variable-pressure NMR kinetic study of solvent exchange on hexaaquaruthenium(3+) and -(2+) and hexakis(acetonitrile)ruthenium(2+)

    Irina Rapaport;Lothar Helm;Andre E. Merbach;Paul Bernhard

  • Relaxivity of gadolinium (III) complexes: theory and mechanism

    Eva Toth;Lothar Helm;Andre E. Merbach

  • Gadonanotubes as Ultrasensitive pH-Smart Probes for Magnetic Resonance Imaging

    Keith B. Hartman;Sabrina Laus;Robert D. Bolskar;Raja Muthupillai

  • High-pressure NMR study. 38. Water-exchange mechanisms on the terbium to thulium octaaqualanthanide(III) ions: a variable-pressure oxygen-17 NMR study

    Cedric Cossy;Lothar Helm;Andre E. Merbach

Frequent Co-Authors

Andre E. Merbach
Andre E. Merbach École Polytechnique Fédérale de Lausanne
Éva Tóth
Éva Tóth University of Orléans
Oleg V. Yazyev
Oleg V. Yazyev École Polytechnique Fédérale de Lausanne
Carlos F. G. C. Geraldes
Carlos F. G. C. Geraldes University of Coimbra
Gábor Laurenczy
Gábor Laurenczy École Polytechnique Fédérale de Lausanne
Rosario Scopelliti
Rosario Scopelliti École Polytechnique Fédérale de Lausanne
Lon J. Wilson
Lon J. Wilson Rice University
Carlos Platas-Iglesias
Carlos Platas-Iglesias University of A Coruña
Mauro Botta
Mauro Botta University of Eastern Piedmont Amadeo Avogadro
Marinella Mazzanti
Marinella Mazzanti École Polytechnique Fédérale de Lausanne

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