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Dive into the research topics where Werner Steffen is active.

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Featured researches published by Werner Steffen.


European Physical Journal B | 2004

Scaling the alpha-relaxation time of supercooled fragile organic liquids

C. Dreyfus; A. Le Grand; J. Gapinski; Werner Steffen; A. Patkowski

Abstract.It was shown recently [1] that the structural


Advanced Materials | 2010

Rational optimization of benzo[2,1-b;3,4-b']dithiophene-containing polymers for organic field-effect transistors.

Ralph Rieger; Dirk Beckmann; Wojciech Pisula; Werner Steffen; Marcel Kastler; Klaus Müllen

\alpha


Journal of Chemical Physics | 1992

Depolarized dynamic light scattering studies of ortho‐terphenyl dynamics above Tg

Werner Steffen; A. Patkowski; G. Meier; Erhard W. Fischer

-relaxation time


Proceedings of the National Academy of Sciences of the United States of America | 2009

Physical vapor deposition as a route to hidden amorphous states

Kevin J. Dawson; Kenneth L. Kearns; Lian Yu; Werner Steffen; M. D. Ediger

\tau


Journal of Chemical Physics | 1999

Spectrum of fast dynamics in glass forming liquids: Does the "knee'' exist?

J. Gapinski; Werner Steffen; A. Patkowski; Alexei P. Sokolov; A. Kisliuk; U. Buchenau; M. Russina; F. Mezei; H. Schober

of supercooled o-terphenyl depends on a single control parameter


Journal of Chemical Physics | 2000

X-ray scattering study and molecular simulation of glass forming liquids: Propylene carbonate and salol

Eva Eckstein; Jiang Qian; Reinhard Hentschke; T. Thurn-Albrecht; Werner Steffen; Erhard W. Fischer

\Gamma


Journal of Non-crystalline Solids | 1991

Density fluctuations around the glass-transition of low molecular weight glass-forming liquids

Erhard W. Fischer; G. Meier; T Rabenau; A. Patkowski; Werner Steffen; W Thönnes

, which is the product of a function of density


Advanced Materials | 2017

An Amphiphilic Ruthenium Polymetallodrug for Combined Photodynamic Therapy and Photochemotherapy In Vivo

Wen Sun; Shuyi Li; Bernhard Häupler; Juan Liu; Shubin Jin; Werner Steffen; Ulrich S. Schubert; Hans-Jürgen Butt; Xing-Jie Liang; Si Wu

E(\rho )


Journal of Chemical Physics | 2005

Structure of amorphous poly-(ethylmethacrylate): A wide-angle x-ray scattering study

Michael Wind; Robert Graf; Sabine Renker; Hans Wolfgang Spiess; Werner Steffen

, by the inverse temperature T-1. We extend this finding to other fragile glassforming liquids using light scattering data. Available experimental results do not allow to discriminate between several analytical forms of the function


Journal of Chemical Physics | 2000

Light scattering study of the liquid-glass transition of meta-toluidine

A. Aouadi; C. Dreyfus; M. Massot; R. M. Pick; T. Berger; Werner Steffen; A. Patkowski; Christiane Alba-Simionesco

E(\rho )

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G. Meier

Forschungszentrum Jülich

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C. Dreyfus

Pierre-and-Marie-Curie University

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Ya-Jun Cheng

Chinese Academy of Sciences

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