Karin Zojer

Ass.Prof. Dipl.-Phys. Dr.rer.nat.

20002020

Research output per year

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Research Output

2020

On Variability and Interdependence of Local Porosity and Local Tortuosity in Porous Materials: a Case Study for Sack Paper

Neumann, M., Machado Charry, F. E., Zojer, K. & Schmidt, V., 29 Jan 2020, In : Methodology and computing in applied probability. 15 p.

Research output: Contribution to journalArticleResearchpeer-review

2019

Critical Evaluation of Organic Thin-Film Transistor Models

Krammer, M., Borchert, J. W., Petritz, A., Karner-Petritz, E., Stadlober, B., Schider, G., Klauk, H. & Zojer, K., 2019, In : Crystals. 9, 85, 85.

Research output: Contribution to journalArticleResearchpeer-review

Open Access

Impact of thermal transport parameters on the operating temperature of OLEDs

Krikun, G. & Zojer, K., 28 Feb 2019, In : Journal of Applied Physics. 125, 10 p., 085501.

Research output: Contribution to journalArticleResearchpeer-review

Joint distribution of local porosity and local tortuosity in sack paper

Neumann, M., Machado Charry, F. E., Leitl, P. A., Hirn, U., Zojer, K. & Schmidt, V., 2019, Proceedings of the 2019 Paper Physics Conference, Indianapolis, USA.

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Small contact resistance and high-frequency operation of flexible low-voltage inverted coplanar organic transistors

Borchert, J. W., Peng, B., Letzkus, F., Burkhartz, J. M., Chan, P., Zojer, K., Ludwigs, S. & Klauk, H., Mar 2019, In : Nature Communications . 1119.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
2018

Area dependent behavior of bathocuproine (BCP) as cathode interfacial layers in organic photovoltaic cells

Patil, B. R., Ahmadpour, M., Sherafatipour, G., Qamar, T., Fernández, A. F., Zojer, K., Rubahn, H. G. & Madsen, M., 1 Dec 2018, In : Scientific Reports. 8, 1, 12608.

Research output: Contribution to journalArticleResearchpeer-review

Critical Evaluation of Organic Thin-Film Transistor Models

Krammer, M., Borchert, J. W., Petritz, A., Karner-Petritz, E., Schider, G., Stadlober, B., Klauk, H. & Zojer, K., 20 Dec 2018, In : arXiv.org e-Print archive.

Research output: Contribution to journalArticleResearch

Elementary steps in electrical doping of organic semiconductors

Tietze, M., Beduhn, J., Pahner, P., Nell, B., Schwarze, M., Kleemann, H., Krammer, M., Zojer, K., Vandewal, K. & Leo, K., 2018, In : Nature Communications . 9

Research output: Contribution to journalArticleResearchpeer-review

Open Access

Embedded Dipole Self-Assembled Monolayers for Contact Resistance Tuning in p-Type and n-Type Organic Thin Film Transistors and Flexible Electronic Circuits

Petritz, A., Krammer, M., Sauter, E., Gärtner, M., Nascimbeni, G., Schrode, B., Fian, A., Cojocaru, A., Gold, H., Karner-Petritz, E., Resel, R., Terfort, A., Zojer, E., Zharnikov, M., Zojer, K. & Stadlober, B., 26 Sep 2018, In : Advanced functional materials. 28, 45, p. 1804462 12 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access

Pore space extraction and characterization of sack paper using μ-CT

Machado Charry, E., Neumann, M., Lahti, J., Schennach, R., Schmidt, V. & Zojer, K., 1 Oct 2018, In : Journal of microscopy. 272, 1, p. 35-46 12 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access

Publisher Correction: Elementary steps in electrical doping of organic semiconductors (Nature Communications (2018) DOI: 10.1038/s41467-018-03302-z)

Tietze, M. L., Benduhn, J., Pahner, P., Nell, B., Schwarze, M., Kleemann, H., Krammer, M., Zojer, K., Vandewal, K. & Leo, K., 1 Dec 2018, In : Nature Communications. 9, 1, 2356.

Research output: Contribution to journalComment/debateResearchpeer-review

Tunneling Probability Increases with Distance in Junctions Comprising Self-Assembled Monolayers of Oligothiophenes

Zhang, Y., Soni, S., Krijger, T. L., Gordiichuk, P., Qiu, X., Ye, G., Jonkman, H. T., Herrmann, A., Zojer, K., Zojer, E. & Chiechi, R. C., 7 Nov 2018, In : Journal of the American Chemical Society. 140, 44, p. 15048-15055 8 p.

Research output: Contribution to journalArticleResearchpeer-review

2017

Impact of position of electron withdrawing cyano groups on nonlinear optical properties of centrosymmetric donor-π-acceptor system

Kim, R., Park, J. S., Lee, K-S., Zojer, K. & Brédas, J-L., 2017, In : International journal of quantum chemistry. 117, e25441.

Research output: Contribution to journalArticleResearchpeer-review

Utilizing Schottky barriers to suppress short-channel effects in organic transistors

Fernandez Fernandez, A. & Zojer, K., 2017, In : Applied Physics Letters. 111, 173302.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
2016

Switching from weakly to strongly limited injection in self-aligned, nano-patterned organic transistors

Zojer, K., Rothländer, T., Kraxner, J., Schmied, R., Palfinger, U., Plank, H., Grogger, W., Haase, A., Gold, H. & Stadlober, B., 2016, In : Scientific Reports. 6, 31387.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
2015

Architecture-specific Contributions to Short Channel Effects in Organic Transistors

Fernandez Fernandez, A., Zojer, E. & Zojer, K., 2015.

Research output: Contribution to conferencePosterResearch

Impact of the capacitance of the dielectric on the contact resistance in organic transistors

Zojer, K., Zojer, E., Fernandez Fernandez, A. & Gruber, M., 2015, In : Physical Review Applied. 4, p. 044002-ff

Research output: Contribution to journalArticleResearchpeer-review

Role of the Charge-Transfer State in Reduced Langevin Recombination in Organic Solar Cells: A Theoretical Study

Liu, Y., Zojer, K., Lassen, B., Kjelstrup-Hansen, J., Rubahn, H-G. & Madsen, M., 2015, In : Journal of Physical Chemistry C. 119, p. 26588-26597

Research output: Contribution to journalArticleResearchpeer-review

Open Access
2014

Scaling behavior of organic thin film transistors possessing contact resistance: Validity of the Gradual Channel Approximation

Gruber, M., Zojer, E. & Zojer, K., 26 May 2014.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Using the Gradient Channel Approximation as scaling law for organic thin film transistors with contact resistance

Gruber, M., Zojer, E. & Zojer, K., 26 May 2014.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

2013

Factors determining the contact resistance in organic thin-film transistors

Gruber, M., Zojer, E., Schürrer, F. & Zojer, K., 10 Mar 2013.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Impact of materials vs. geometric parameters on the contact resistance in organic thin-film transistors

Gruber, M., Zojer, E., Schürrer, F. & Zojer, K., 2013, In : Advanced functional materials. 23, p. 2941-ff

Research output: Contribution to journalArticleResearchpeer-review

Influence of morphology and polymer:nanoparticle ratio on device performance of hybrid solar cells - an approach in experiment and simulation

Arar, M., Gruber, M., Edler, M., Haas, W., Hofer, F., Bansal, N., Reynolds, L. X., Haque, S. A., Zojer, K., Trimmel, G. & Rath, T., 2013, In : Nanotechnology. 24, p. 484005-1-10

Research output: Contribution to journalArticleResearchpeer-review

TU Graz Research: Understanding Organic Semiconductors: From the Quantum-Level to Macroscopic Devices

Zojer, E. & Zojer, K., 2013, . (TU Graz Reserach)

Research output: Book/ReportOther reportResearch

2012

Kinetic Monte Carlo and quasicontinuum Monte Carlo simulation of thin film nucleation and growth

Gleichweit, C., Zojer, K. & Winkler, A., 2012, Self assembly and hybride devices. ., p. 49-49

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearch

Kinetic Monte Carlo simulations of nucleation and thin film growth of hexaphenyl on amorphous mica

Gleichweit, C., Zojer, K., Tumbek, L. & Winkler, A., 19 Sep 2012.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Mechanism of surface proton transfer doping in pentacene based organic thin-film transistors

Außerlechner, S. J., Gruber, M., Hetzel, R., Hauser, L., Haase, A., Buchner, M., Resel, R., Schürrer, F., Stadlober, B., Trimmel, G., Zojer, K. & Zojer, E., 2012, In : Physica status solidi / A. 209, 1, p. 181-192

Research output: Contribution to journalArticleResearchpeer-review

Origin of the bimodal island size ditribution in ultra-thin films of para-hexaphenyl on mica

Tumbek, L., Gleichweit, C., Zojer, K. & Winkler, A., 4 Jun 2012.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Origin of the bimodal island size ditribution in ultra-thin films of para-hexaphenyl on mica

Tumbek, L., Gleichweit, C., Zojer, K. & Winkler, A., 2012, In : Physical Review / B. 86, p. 085402-1-085402-11

Research output: Contribution to journalArticleResearchpeer-review

Reversibly tuning the threshold voltage in organic thin film transistors by local channel doping using photoreactive interfacial layers and acidic SAMs

Stadlober, B., Marchl, M., Außerlechner, S. J., Gruber, M., Edler, M., Hetzel, R., Flesch, H-G., Ladinig, L., Hauser, L., Buchner, M., Rothländer, T., Schürrer, F., Trimmel, G., Grießer, T., Zojer, K. & Zojer, E., 9 Apr 2012.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

The influence of venting on the island size distrbution observed for hexaphenyl on mica

Tumbek, L., Gleichweit, C., Zojer, K. & Winkler, A., 19 Sep 2012.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

2011

A theoretical investigation of the temperature and channel-length dependence of the contact resistance in organic thin-film transistors

Marchl, M., Obermüller, T., Schürrer, F., Zojer, E., Stadlober, B. & Zojer, K., 22 Jun 2011.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Influence of transport-related material parameters on the I-V characteristic of inorganic-organic hybrid solar cells

Stickler, B., Gruber, M., Trimmel, G., Schürrer, F. & Zojer, K., 2011, In : Organic electronics. 12, 8, p. 1434-1445

Research output: Contribution to journalArticleResearchpeer-review

Proton Doping and Space Charge Layer Formation in Pentacene based Organic Thin-Film Transistors

Außerlechner, S. J., Flesch, H-G., Fian, A., Stadlober, B., Ladinig, L., Hetzel, R., Buchner, M., Gruber, M., Hauser, L., Zojer, K., Schürrer, F., Trimmel, G., Resel, R. & Zojer, E., 2011.

Research output: Contribution to conferencePosterResearch

Simulation of the performance of organic electronic devices based on a two-dimensional drift-diffusion approach

Gruber, M., Stickler, B., Possanner, S., Zojer, K. & Schürrer, F., 2011, In : Communications in Applied and Industrial Mathematics . 2, 2, 19 p., e384.

Research output: Contribution to journalArticleResearchpeer-review

2010

A Schrödinger-Poisson-Boltzmann system applied to the charge carrier transport in strained silicon

Toschkoff, G., Ossig, G., Lichtenberger, P., Zojer, K. & Schürrer, F., 2010, In : Il nuovo cimento della Società Italiana di Fisica / C. 33 C, 1, p. 239-246

Research output: Contribution to journalArticleResearchpeer-review

A two-dimensional drift-diffusion approach to simulate the influence of light on the performance of organic thin-film transistors

Gruber, M., Marchl, M., Stickler, B., Schürrer, F., Zojer, E., Haase, A. & Zojer, K., 2010.

Research output: Contribution to conferencePosterResearch

Drift-diffusion-based simulations of organic devices

Zojer, K., Gruber, M., Stickler, B., Possanner, S., Meierhofer, A. & Schürrer, F., 9 Mar 2010.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Impact of Chemically Reactive Alkyltrichlorosilane Layers on the Threshold Voltage of Pentacene based Organic Thin Film Transistors

Außerlechner, S. J., Flesch, H-G., Marchl, M., Pacher, P., Obermüller, T., Golubkov, A., Possaner, S., Haase, A., Stadlober, B., Trimmel, G., Resel, R., Zojer, K., Schürrer, F. & Zojer, E., 2010.

Research output: Contribution to conferencePosterResearch

Impact of energy alignment and morphology on the efficiency in inorganic-organic hybrid solar cells

Gruber, M., Stickler, B., Trimmel, G., Schürrer, F. & Zojer, K., 2010, In : Organic electronics. 11, p. 1999-2011

Research output: Contribution to journalArticleResearchpeer-review

Investigation of excitonic effects in organic thin-film transistors by means of a two-dimensional drift-diffusion approach

Gruber, M., Marchl, M., Stickler, B., Schürrer, F., Zojer, E., Haase, A. & Zojer, K., 2010.

Research output: Contribution to conferencePosterResearch

Simulation of the performance of organic electronic devices based on a two-dimensional drift-diffusion approach

Gruber, M., Possanner, S., Stickler, B., Zojer, K. & Schürrer, F., 21 Jun 2010.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Singlet-Triplet States of Eu-Complexes. A Basic Study

Kelterer, A-M., Kreutzer, J., Niedermair, F., Zojer, K., Slugovc, C. & Zojer, E., 2010.

Research output: Contribution to conferencePosterResearch

Understanding the Origin of Threshold-Voltage Shifts in Organic Thin Film Transistors Induced by Interfacial Layers

Außerlechner, S. J., Marchl, M., Pacher, P., Hauser, L., Obermüller, T., Golubkov, A., Haase, A., Stadlober, B., Buchner, M., Edler, M., Flesch, H-G., Grießer, T., Trimmel, G., Resel, R., Zojer, K., Schürrer, F. & Zojer, E., 2010.

Research output: Contribution to conferencePosterResearch

2009

A Schrödinger-Poisson-Boltzmann system applied to the charge carrier transport in strained silicon

Toschkoff, G., Ossig, G., Lichtenberger, P., Zojer, K. & Schürrer, F., 12 Jul 2009.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Chemically Tuning the Local Doping in Organic Thin-Film Transistors: From Depletion to Enhancement

Pacher, P., Etschmaier, H., Lex, A., Possanner, S., Zojer, K., Marchl, M., Außerlechner, S. J., Schürrer, F., Trimmel, G., Slugovc, C. & Zojer, E., 2009, epf09-book of abstracts. ., p. 212-212

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Controlling the temperature dependent electronic properties of Organic Thin Film Transistors by Self Assembled Monolayers

Marchl, M., Pacher, P., Golubkov, A., Haase, A., Stadlober, B., Possanner, S., Schürrer, F., Zojer, K., Hauser, L., Slugovc, C., Trimmel, G. & Zojer, E., 2009.

Research output: Contribution to conferencePosterResearch

Describing the Antenna Effect in Eu Complexes with TD-DFT

Kreutzer, J., Kelterer, A-M., Niedermair, F., Zojer, K., Slugovc, C. & Zojer, E., 27 Sep 2009.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Investigation of heterojunction morphology in organic solar cells by 2D drift-diffusion simulations

Gruber, M., Stickler, B., Schürrer, F., Trimmel, G. & Zojer, K., 2009.

Research output: Contribution to conferencePosterResearch