Achmad Zen

1.9k total citations · 1 hit paper
14 papers, 1.7k citations indexed

About

Achmad Zen is a scholar working on Electrical and Electronic Engineering, Polymers and Plastics and Biomedical Engineering. According to data from OpenAlex, Achmad Zen has authored 14 papers receiving a total of 1.7k indexed citations (citations by other indexed papers that have themselves been cited), including 14 papers in Electrical and Electronic Engineering, 10 papers in Polymers and Plastics and 3 papers in Biomedical Engineering. Recurrent topics in Achmad Zen's work include Organic Electronics and Photovoltaics (13 papers), Conducting polymers and applications (10 papers) and Perovskite Materials and Applications (4 papers). Achmad Zen is often cited by papers focused on Organic Electronics and Photovoltaics (13 papers), Conducting polymers and applications (10 papers) and Perovskite Materials and Applications (4 papers). Achmad Zen collaborates with scholars based in Germany, Singapore and Switzerland. Achmad Zen's co-authors include Dieter Neher, Ullrich Scherf, Udom Asawapirom, Frank Jaiser, Wei Zhuang, Jürgen P. Rabe, Jens Pflaum, Susanne Hirschmann, U. Pietsch and Souren Grigorian and has published in prestigious journals such as Journal of the American Chemical Society, Applied Physics Letters and Chemistry of Materials.

In The Last Decade

Achmad Zen

14 papers receiving 1.7k citations

Hit Papers

Effect of Molecular Weight and Annealing of Poly(3‐hexylt... 2004 2026 2011 2018 2004 200 400 600
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Effect of Molecular Weight and Annealing of Poly(3‐hexylthiophene)s on the Performance of Organic Field‐Effect Transistors
    2004 604 citations Achmad Zen, Jens Pflaum et al. Advanced Functional Materials profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Achmad Zen Germany 13 1.6k 1.2k 357 209 139 14 1.7k
R. de Bettignies France 16 1.5k 0.9× 1.1k 0.9× 457 1.3× 269 1.3× 149 1.1× 21 1.6k
B.‐H. Huisman Netherlands 11 1.4k 0.9× 677 0.6× 306 0.9× 176 0.8× 112 0.8× 15 1.5k
Robert Steyrleuthner Germany 15 1.9k 1.2× 1.7k 1.4× 273 0.8× 184 0.9× 109 0.8× 19 2.0k
Craig E. Murphy United Kingdom 17 1.8k 1.2× 1.3k 1.0× 479 1.3× 250 1.2× 144 1.0× 23 2.0k
Stephen Loser United States 16 1.7k 1.1× 1.4k 1.1× 479 1.3× 210 1.0× 139 1.0× 21 2.0k
Egon Reinold Germany 20 1.6k 1.0× 1.2k 1.0× 438 1.2× 185 0.9× 116 0.8× 27 1.8k
Steffi Sensfuß Germany 20 1.3k 0.9× 1.0k 0.9× 362 1.0× 182 0.9× 125 0.9× 41 1.6k
Uladzimir Zhokhavets Germany 15 1.5k 1.0× 1.2k 1.0× 338 0.9× 183 0.9× 158 1.1× 18 1.7k
Il Kang South Korea 15 1.9k 1.2× 1.4k 1.2× 395 1.1× 220 1.1× 65 0.5× 25 2.0k
Scott Himmelberger United States 22 1.9k 1.2× 1.6k 1.3× 295 0.8× 351 1.7× 99 0.7× 24 2.1k

Countries citing papers authored by Achmad Zen

Since Specialization
Citations

This map shows the geographic impact of Achmad Zen's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Achmad Zen with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Achmad Zen more than expected).

Fields of papers citing papers by Achmad Zen

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Achmad Zen. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Achmad Zen. The network helps show where Achmad Zen may publish in the future.

Co-authorship network of co-authors of Achmad Zen

This figure shows the co-authorship network connecting the top 25 collaborators of Achmad Zen. A scholar is included among the top collaborators of Achmad Zen based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Achmad Zen. Achmad Zen is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

14 of 14 papers shown
1.
Schäfer, Stefan, Andreas Petersen, Thomas Wagner, et al.. (2011). Influence of the indium tin oxide/organic interface on open-circuit voltage, recombination, and cell degradation in organic small-molecule solar cells. Physical Review B. 83(16). 62 indexed citations
2.
Pingel, Patrick, Achmad Zen, Ruben D. Abellón, et al.. (2010). Temperature‐Resolved Local and Macroscopic Charge Carrier Transport in Thin P3HT Layers. Advanced Functional Materials. 20(14). 2286–2295. 118 indexed citations
3.
Joshi, Siddharth, Souren Grigorian, U. Pietsch, et al.. (2008). Thickness Dependence of the Crystalline Structure and Hole Mobility in Thin Films of Low Molecular Weight Poly(3-hexylthiophene). Macromolecules. 41(18). 6800–6808. 111 indexed citations
4.
Zen, Achmad, Patrick Pingel, Dieter Neher, & Ullrich Scherf. (2008). Organic transistors utilising highly soluble swivel‐cruciform oligothiophenes. physica status solidi (a). 205(3). 440–448. 7 indexed citations
5.
Pingel, Patrick, Achmad Zen, Dieter Neher, et al.. (2008). Unexpectedly high field-effect mobility of a soluble, low molecular weight oligoquaterthiophene fraction with low polydispersity. Applied Physics A. 95(1). 67–72. 38 indexed citations
6.
Zen, Achmad, Patrick Pingel, Frank Jaiser, et al.. (2007). Organic Field-Effect Transistors Utilizing Solution-Deposited Oligothiophene-Based Swivel Cruciforms. Chemistry of Materials. 19(6). 1267–1276. 28 indexed citations
7.
Bilge, Askin, Achmad Zen, Michael Förster, et al.. (2006). Swivel-cruciform oligothiophene dimers. Journal of Materials Chemistry. 16(31). 3177–3177. 87 indexed citations
8.
Zen, Achmad, Marina Saphiannikova, Dieter Neher, et al.. (2006). Effect of Molecular Weight on the Structure and Crystallinity of Poly(3-hexylthiophene). Macromolecules. 39(6). 2162–2171. 366 indexed citations
9.
Zen, Achmad, Askin Bilge, Frank Galbrecht, et al.. (2006). Solution Processable Organic Field-Effect Transistors Utilizing an α,α‘-Dihexylpentathiophene-Based Swivel Cruciform. Journal of the American Chemical Society. 128(12). 3914–3915. 109 indexed citations
10.
Zen, Achmad, et al.. (2005). Improving the Performance of Organic Field Effect Transistor by Optimizing the Gate Insulator Surface. Japanese Journal of Applied Physics. 44(6R). 3721–3721. 31 indexed citations
11.
Zen, Achmad, Marina Saphiannikova, Dieter Neher, Udom Asawapirom, & Ullrich Scherf. (2005). Comparative Study of the Field-Effect Mobility of a Copolymer and a Binary Blend Based on Poly(3-alkylthiophene)s. Chemistry of Materials. 17(4). 781–786. 54 indexed citations
12.
Zen, Achmad, Jens Pflaum, Susanne Hirschmann, et al.. (2004). Effect of Molecular Weight and Annealing of Poly(3‐hexylthiophene)s on the Performance of Organic Field‐Effect Transistors. Advanced Functional Materials. 14(8). 757–764. 604 indexed citations breakdown →
13.
Zen, Achmad, Dieter Neher, C. Bauer, et al.. (2002). Polarization-sensitive photoconductivity in aligned polyfluorene layers. Applied Physics Letters. 80(25). 4699–4701. 22 indexed citations
14.
Sainova, Dessislava, Achmad Zen, Heinz‐Georg Nothofer, et al.. (2002). Photoaddressable Alignment Layers for Fluorescent Polymers in Polarized Electroluminescence Devices. Advanced Functional Materials. 12(1). 49–49. 89 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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