2026 Hans Zappe: Engineering and Technology Researcher – H-Index, Publications & Awards

D-Index & Metrics

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Engineering and Technology	42	6597	6372	220	212	433	6666

Discipline name

D-Index

World Ranking

Current World Ranking

National Ranking

Current National Ranking

Publications

Citations

Engineering and Technology

6597

6372

220

212

433

6666

Engineering and Technology

D-Index

Citations

6666

World Ranking

6597

National Ranking

220

Research.com Recognitions

2021 - OSA Fellows Hans Zappe University of Freiburg, Germany For fundamental contributions to the development and application of tunable, liquid and soft-matter micro-optics
2018 - SPIE Fellow

Overview

Hans Zappe is affiliated with the University of Freiburg in Germany and has contributed extensively to the field of engineering, with a particular focus on biomedical engineering, electrical and electronic engineering, atomic and molecular physics, optics, mechanical engineering, and biophysics.

Their research spans a variety of main topics including:

Optical Coherence Tomography Applications
Electrowetting and Microfluidic Technologies
Photonic and Optical Devices
Advanced Fluorescence Microscopy Techniques
Liquid Crystal Research Advancements
Adaptive optics and wavefront sensing
Advanced optical system design

Some recent publications by Hans Zappe include:

High-throughput injection molding of transparent fused silica glass, 2021, Science
Accelerated electrowetting-based tunable fluidic lenses, 2021, Optics Express
Low-Power Organic Light Sensor Array Based on Active-Matrix Common-Gate Transimpedance Amplifier on Foil for Imaging Applications, 2020, IEEE Journal of Solid-State Circuits
In situ sensors for flow reactors - a review, 2021, Reaction Chemistry & Engineering
Tunable fluidic lens with a dynamic high-order aberration control, 2021, Applied Optics

Frequent co-authors who have collaborated on multiple publications with Hans Zappe include:

Narendra Ahuja
Frede Blaabjerg
Dushan Boroyevich
Hsiao-Dong Chiang
Kukjin Chun

The venues where Hans Zappe has frequently published are:

IEEJ Transactions on Electrical and Electronic Engineering
Journal of Optical Microsystems
Optics Express
Applied Optics
Journal of Micromechanics and Microengineering

Hans Zappe has been recognized within the scientific community through awards including the OSA Fellowship in 2021, credited for contributions to tunable, liquid, and soft-matter micro-optics. Earlier, in 2018, they were named an SPIE Fellow.

Best Publications

Iris‐Like Tunable Aperture Employing Liquid‐Crystal Elastomers

Stefan Schuhladen;Falko Preller;Richard Rix;Sebastian Petsch

254
Citations
Optical MEMS: From Micromirrors to Complex Systems

Olav Solgaard;Asif A. Godil;Roger T. Howe;Luke P. Lee

194
Citations
Tunable microfluidic microlenses

Armin Werber;Hans Zappe

186
Citations
Fundamentals of Micro-Optics

Hans P. Zappe

177
Citations
A MEMS-based variable micro-lens system

F Krogmann;W Mönch;H Zappe

139
Citations
Cascaded second-order optical nonlinearities in on-chip micro rings.

Richard Wolf;Ingo Breunig;Hans Zappe;Karsten Buse

121
Citations
A transient analysis of latchup in bulk CMOS

R.R. Troutman;H.P. Zappe

114
Citations
Smart artificial muscle actuators: Liquid crystal elastomers with integrated temperature feedback

S. Petsch;R. Rix;B. Khatri;S. Schuhladen

111
Citations
Effect of lens size on the focusing performance of plasmonic lenses and suggestions for the design

Yiting Yu;Hans Zappe

111
Citations
High-throughput injection molding of transparent fused silica glass

Markus Mader;Oliver Schlatter;Barbara Heck;Andreas Warmbold

108
Citations
Elastomeric lenses with tunable astigmatism

Peter Liebetraut;Sebastian Petsch;Jens Liebeskind;Hans Zappe

107
Citations
Design of spherically corrected, achromatic variable-focus liquid lenses.

Stephan Reichelt;Hans Zappe

97
Citations
Quasi-phase-matched nonlinear optical frequency conversion in on-chip whispering galleries

Richard Wolf;Yuechen Jia;Sebastian Bonaus;Christoph S. Werner

92
Citations
An all-dielectric tunable optical filter based on the thermo-optic effect

Dennis Hohlfeld;Hans Zappe

87
Citations
Fabrication and testing of micro-lens arrays by all-liquid techniques

Wolfgang Moench;Hans Zappe

83
Citations
Wafer-scale fabricated thermo-pneumatically tunable microlenses

Wei Zhang;Hans Zappe;Andreas Seifert

82
Citations
Micro-machined tunable optical filters with optimized band-pass spectrum

D. Hohlfeld;H. Zappe

80
Citations
Combined Twyman–Green and Mach–Zehnder interferometer for microlens testing

Stephan Reichelt;Hans Zappe

80
Citations
Tunable Pneumatic Microoptics

A. Werber;H. Zappe

79
Citations
Completely integrated, thermo-pneumatically tunable microlens

Wei Zhang;Khaled Aljasem;Hans Zappe;Andreas Seifert

79
Citations
Narrow-linewidth vertical-cavity surface-emitting lasers for oxygen detection

Hans P. Zappe;Martin Hess;Michael Moser;Rainer Hövel

78
Citations