Concepedia

J.W. Helm

JH

Statistics

Publications

10

Citations

259

H-Index

10

Active since

1966

Affiliations

Fraunhofer Institute for Laser Technology(Current)

RWTH Aachen University

Martin Luther University Halle-Wittenberg

Technische Universität Dresden

J.W. Helm is an author at Fraunhofer Institute for Laser Technology specializing in engineering, materials science, and microfabrication.

Top concepts

EngineeringMaterial ScienceMicrofabricationApplied PhysicsMechanical EngineeringGrapheneChemistryLaser ApplicationsLaser ManufacturingElectronic Packaging

Publications per year

1966–2022

10

Publications

10

NMR and FT Raman characterisation of regioselectively sulfated chitosan regarding the distribution of sulfate groups and the degree of substitution

Kai Zhang, J.W. Helm, Dieter Peschel et al. · Polymer · 2010 · 62 citations

Mixed Biopolymers, Bioorganic Chemistry, Engineering +7

Laser welding of laser-structured copper connectors for battery applications and power electronics

J.W. Helm, Adrian Schulz, Alexander Olowinsky et al. · Welding in the World · 2020 · 42 citations · Full text

FT Raman investigation of novel chitosan sulfates exhibiting osteogenic capacity

Kai Zhang, Dieter Peschel, J.W. Helm et al. · Carbohydrate Polymers · 2010 · 37 citations

Bio-based Nanomaterials, Polysaccharide, Chemistry +2

A fully integrated 10 MeV electron beam sterilization system

J.T. Allen, R. V. Calhoun, J.W. Helm et al. · Radiation Physics and Chemistry · 1995 · 27 citations

Ion Implantation, Engineering, Microfabrication +4

Graphite irradiations 300°–1200°C

J.H. Cox, J.W. Helm · Carbon · 1969 · 23 citations

Materials Science, Engineering, Applied Physics +3

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