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Publications by J. Helffrich
A Noninvasive, on Wafer Method to Determine the Intrinsic Stress of a Polymer Layer
Experimental Mechanics
Mechanics of Materials
Mechanical Engineering
Aerospace Engineering
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On a New Method to Determine the Yield Stress in Lubricating Grease
Tribology Transactions
Mechanics of Materials
Surfaces
Mechanical Engineering
Interfaces
Films
Coatings
A Method to Determine the Capping Inversion of the Convective Boundary Layer
Journal of Applied Meteorology
Buccal Swabbing as a Noninvasive Method to Determine Bacterial, Archaeal, and Eukaryotic Microbial Community Structures in the Rumen
Applied and Environmental Microbiology
Applied Microbiology
Biotechnology
Ecology
Food Science
The Method to Determine Airy's Stress Function by Bending of Plate
Transactions of the Japan Society of Mechanical Engineers
A Rapid Method to Determine Sulphur.
Acta Chemica Scandinavica
A New Method to Determine Monomer Concentration in the Polymer Particles of Emulsion Polymerization Systems by Dynamic Light Scattering
Journal of Applied Polymer Science
Surfaces
Plastics
Polymers
Materials Chemistry
Films
Coatings
Chemistry
Characterization of the Intrinsic Amorphous Silicon (A-Si:H) Layer Prepared by Remote-Pecvd for Heterojunction Solar Cells: Effect of the Annealing Treatment on Multi-Crystalline Si Wafer
e-Journal of Surface Science and Nanotechnology
Surfaces
Mechanics of Materials
Condensed Matter Physics
Interfaces
Nanoscience
Bioengineering
Films
Biotechnology
Coatings
Nanotechnology
A Simple Synthesis Method to Prepare a Molybdenum Oxide Hole-Transporting Layer for Efficient Polymer Solar Cells
RSC Advances
Chemistry
Chemical Engineering
A Method to Determine the Heating Mechanisms of the Solar Corona
Astrophysical Journal
Astrophysics
Astronomy
Planetary Science
Space