D-Index & Metrics Best Publications

D-Index & Metrics D-index (Discipline H-index) only includes papers and citation values for an examined discipline in contrast to General H-index which accounts for publications across all disciplines.

Discipline name D-index D-index (Discipline H-index) only includes papers and citation values for an examined discipline in contrast to General H-index which accounts for publications across all disciplines. Citations Publications World Ranking National Ranking
Materials Science D-index 51 Citations 13,781 163 World Ranking 5594 National Ranking 353

Overview

What is he best known for?

The fields of study he is best known for:

  • Semiconductor
  • Optics
  • Photon

Ralph Krupke mainly investigates Carbon nanotube, Nanotechnology, Optoelectronics, Photonics and Nanotube. His studies in Carbon nanotube integrate themes in fields like Dielectrophoresis and Raman spectroscopy. The concepts of his Raman spectroscopy study are interwoven with issues in Graphite and Intensity ratio.

Ralph Krupke interconnects Carbon nanotube field-effect transistor and Carbon nanotubes in photovoltaics in the investigation of issues within Nanotechnology. His work on Nanophotonics as part of general Optoelectronics study is frequently linked to Trapping, therefore connecting diverse disciplines of science. His work in Composite material addresses subjects such as Alternating current, which are connected to disciplines such as Deposition, Electric field gradient and Dielectric.

His most cited work include:

  • Separation of Metallic from Semiconducting Single-Walled Carbon Nanotubes (1359 citations)
  • Probing the Nature of Defects in Graphene by Raman Spectroscopy (1095 citations)
  • Electroluminescence in Single Layer MoS2 (692 citations)

What are the main themes of his work throughout his whole career to date?

Ralph Krupke mostly deals with Carbon nanotube, Nanotechnology, Optoelectronics, Graphene and Nanotube. His work deals with themes such as Photoluminescence, Raman spectroscopy, Analytical chemistry and Dielectrophoresis, which intersect with Carbon nanotube. His work in the fields of Nanotechnology, such as Nanoscopic scale, Nanoelectronics and Carbon nanotube quantum dot, overlaps with other areas such as Electronics.

As part of one scientific family, he deals mainly with the area of Optoelectronics, narrowing it down to issues related to the Electroluminescence, and often Exciton. Ralph Krupke has included themes like Condensed matter physics, Dielectric and Nanocrystalline material in his Graphene study. His Nanotube research is multidisciplinary, relying on both Field-effect transistor, Thin film, Absorption, Polymer and Absorption spectroscopy.

He most often published in these fields:

  • Carbon nanotube (87.50%)
  • Nanotechnology (59.05%)
  • Optoelectronics (58.19%)

What were the highlights of his more recent work (between 2018-2021)?

  • Carbon nanotube (87.50%)
  • Graphene (39.66%)
  • Optoelectronics (58.19%)

In recent papers he was focusing on the following fields of study:

Ralph Krupke spends much of his time researching Carbon nanotube, Graphene, Optoelectronics, Nanotechnology and Exciton. He studies Carbon nanotube, namely Nanotube. His work carried out in the field of Graphene brings together such families of science as Superconductivity, Condensed matter physics, Dielectric and Titanium oxide.

His study in the fields of Silicon and Photocurrent under the domain of Optoelectronics overlaps with other disciplines such as Waveguide. His study in Nanotechnology is interdisciplinary in nature, drawing from both Deposition, Dielectrophoresis and X-ray photoelectron spectroscopy. Ralph Krupke has researched Exciton in several fields, including Resonance, Electroluminescence, Molecular physics and Phonon, Phonon scattering.

Between 2018 and 2021, his most popular works were:

  • Separation of Specific Single-Enantiomer Single-Wall Carbon Nanotubes in the Large-Diameter Regime. (19 citations)
  • Separation of Specific Single-Enantiomer Single-Wall Carbon Nanotubes in the Large-Diameter Regime. (19 citations)
  • Raman Fingerprints of Graphene Produced by Anodic Electrochemical Exfoliation (9 citations)

This overview was generated by a machine learning system which analysed the scientist’s body of work. If you have any feedback, you can contact us here.

Best Publications

Separation of Metallic from Semiconducting Single-Walled Carbon Nanotubes

Ralph Krupke;Frank Hennrich;Hilbert v. Löhneysen;Manfred M. Kappes.
Science (2003)

2035 Citations

Probing the Nature of Defects in Graphene by Raman Spectroscopy

Axel Eckmann;Alexandre Felten;Artem Mishchenko;Liam Britnell.
Nano Letters (2012)

1248 Citations

Electroluminescence in Single Layer MoS2

R. S. Sundaram;M. Engel;A. Lombardo;R. Krupke.
Nano Letters (2013)

942 Citations

Simultaneous Deposition of Metallic Bundles of Single-walled Carbon Nanotubes Using Ac-dielectrophoresis

Ralph Krupke;Frank Hennrich;H. B. Weber;Manfred M. Kappes.
Nano Letters (2003)

521 Citations

Ultra-large-scale directed assembly of single-walled carbon nanotube devices

Aravind Vijayaraghavan;Sabine Blatt;Daniel Weissenberger;Matti Oron-Carl.
Nano Letters (2007)

390 Citations

Light–matter interaction in a microcavity-controlled graphene transistor

Michael Engel;Mathias Steiner;Antonio Lombardo;Andrea C. Ferrari.
Nature Communications (2012)

361 Citations

Surface Conductance Induced Dielectrophoresis of Semiconducting Single-Walled Carbon Nanotubes

Ralph Krupke;Frank Hennrich;Manfred M. Kappes;Hilbert von Löhneysen.
Nano Letters (2004)

308 Citations

The mechanism of cavitation-induced scission of single-walled carbon nanotubes.

Frank Hennrich;Ralph Krupke;Katharina Arnold;Jan A. Rojas Stutz.
Journal of Physical Chemistry B (2007)

280 Citations

Fully integrated quantum photonic circuit with an electrically driven light source

Svetlana Khasminskaya;Felix Pyatkov;Felix Pyatkov;Karolina Słowik;Karolina Słowik;Simone Ferrari;Simone Ferrari.
Nature Photonics (2016)

218 Citations

Thin Films of Metallic Carbon Nanotubes Prepared by Dielectrophoresis

Ralph Krupke;Stefan Linden;Michael Rapp;Frank Hennrich.
Advanced Materials (2006)

186 Citations

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