Gérard Calleja

1.1k total citations · 1 hit paper
11 papers, 944 citations indexed

About

Gérard Calleja is a scholar working on Materials Chemistry, Organic Chemistry and Polymers and Plastics. According to data from OpenAlex, Gérard Calleja has authored 11 papers receiving a total of 944 indexed citations (citations by other indexed papers that have themselves been cited), including 7 papers in Materials Chemistry, 5 papers in Organic Chemistry and 3 papers in Polymers and Plastics. Recurrent topics in Gérard Calleja's work include Silicone and Siloxane Chemistry (3 papers), Ferrocene Chemistry and Applications (2 papers) and Mesoporous Materials and Catalysis (2 papers). Gérard Calleja is often cited by papers focused on Silicone and Siloxane Chemistry (3 papers), Ferrocene Chemistry and Applications (2 papers) and Mesoporous Materials and Catalysis (2 papers). Gérard Calleja collaborates with scholars based in France, United States and Australia. Gérard Calleja's co-authors include John R. Bartlett, C. Barbé, Haiqiang Lin, Kim S. Finnie, Linggen Kong, Alexandra Bush, Marilynn Larkin, Bruno Améduri, Jean‐Pierre Habas and Geneviève Cerveau and has published in prestigious journals such as Advanced Materials, Macromolecules and The Journal of Organic Chemistry.

In The Last Decade

Gérard Calleja

11 papers receiving 919 citations

Hit Papers

align trajectories sort by overperformance

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.

Silica Particles: A Novel Drug‐Delivery System

2004 718 citations C. Barbé, John R. Bartlett et al. Advanced Materials profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Gérard Calleja France	8	461	327	240	134	121	11	944
Alexandra Bush United Kingdom	8	578 1.3×	307 0.9×	204 0.8×	67 0.5×	81 0.7×	12	955
Jenny Andersson Sweden	14	509 1.1×	275 0.8×	293 1.2×	59 0.4×	41 0.3×	26	1.0k
Yongtai Zheng Japan	18	328 0.7×	332 1.0×	200 0.8×	284 2.1×	129 1.1×	23	835
Detlef Müller-Schulte Germany	13	258 0.6×	329 1.0×	344 1.4×	124 0.9×	62 0.5×	25	870
Meilin Ruan China	11	1.1k 2.4×	480 1.5×	389 1.6×	203 1.5×	126 1.0×	17	1.6k
Markus B. Bannwarth Germany	15	422 0.9×	235 0.7×	303 1.3×	143 1.1×	69 0.6×	26	873
Mingtan Hai China	20	341 0.7×	262 0.8×	455 1.9×	205 1.5×	48 0.4×	37	1.1k
Laura Maggini Italy	16	659 1.4×	304 0.9×	336 1.4×	216 1.6×	61 0.5×	28	1.0k
Henk H. Dam Australia	15	403 0.9×	196 0.6×	176 0.7×	340 2.5×	182 1.5×	17	1.2k
Ewa Pavlová Czechia	20	390 0.8×	395 1.2×	321 1.3×	276 2.1×	358 3.0×	118	1.4k

Countries citing papers authored by Gérard Calleja

Since Specialization

Citations

This map shows the geographic impact of Gérard Calleja'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 Gérard Calleja with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Gérard Calleja more than expected).

Fields of papers citing papers by Gérard Calleja

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Gérard Calleja. 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 Gérard Calleja. The network helps show where Gérard Calleja may publish in the future.

Co-authorship network of co-authors of Gérard Calleja

This figure shows the co-authorship network connecting the top 25 collaborators of Gérard Calleja. A scholar is included among the top collaborators of Gérard Calleja 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 Gérard Calleja. Gérard Calleja is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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11 of 11 papers shown

Calleja, Gérard, et al.. (2013). Where is the glass transition temperature of poly(tetrafluoroethylene)? A new approach by dynamic rheometry and mechanical tests. European Polymer Journal. 49(8). 2214–2222. 80 indexed citations

Calleja, Gérard, Axel Houdayer, David Bourgogne, et al.. (2011). Conversion of poly(ethylene‐alt‐tetrafluoroethylene) copolymers into polytetrafluoroethylene by direct fluorination: A convenient approach to access new properties at the ETFE surface. Journal of Polymer Science Part A Polymer Chemistry. 49(7). 1517–1527. 19 indexed citations

Améduri, Bruno, et al.. (2010). Original Fluorinated Copolymers Achieved by Both Azide/Alkyne “Click” Reaction and Hay Coupling from Tetrafluoroethylene Telomers. Macromolecules. 43(10). 4489–4499. 35 indexed citations

Calleja, Gérard, et al.. (2008). A new solution route for the synthesis of silicon nanoparticles presenting different surface substituents, Part II. Comptes Rendus Chimie. 11(10). 1277–1282. 1 indexed citations

Calleja, Gérard, et al.. (2007). A new solution route for the synthesis of silicon nanoparticles presenting different surface substituents. Comptes Rendus Chimie. 10(9). 795–802. 8 indexed citations

Barbé, C., John R. Bartlett, Linggen Kong, et al.. (2004). Silica Particles: A Novel Drug‐Delivery System. Advanced Materials. 16(21). 1959–1966. 718 indexed citations breakdown →

Valášek, Michal, et al.. (2004). Oligomers of “Extended Viologen”, p-Phenylene-bis-4,4‘-(1-aryl-2,6-diphenylpyridinium), as Candidates for Electron-Dopable Molecular Wires. The Journal of Organic Chemistry. 70(2). 405–412. 48 indexed citations

Calleja, Gérard, Geneviève Cerveau, Pierrick Labbé, & Liliane Coche‐Guérente. (2003). Electrochemistry: A Tool for Characterization of Hybrid Materials Obtained by Non-Hydrolytic Sol-Gel Route and Containing Ferrocene Derivatives. Journal of Sol-Gel Science and Technology. 26(1-3). 307–310. 1 indexed citations

Calleja, Gérard, Françis Carré, Geneviève Cerveau, Pierre Labbé, & Liliane Coche‐Guérente. (2001). X-ray Structure of a Novel Tetrachloro[1.1]silaferrocenophane. Hydrolysis−Polycondensation of Poly(ferrocenyldichlorosilane). Electrochemical Studies. Organometallics. 20(20). 4211–4215. 18 indexed citations

10.

Calleja, Gérard, Geneviève Cerveau, & Robert J. P. Corriu. (2001). Synthesis of poly(ferrocenyldialkoxysilane) polymers and their introduction into oxide matrices. Journal of Organometallic Chemistry. 621(1-2). 46–54. 15 indexed citations

11.

Calleja, Gérard, Françis Carré, Geneviève Cerveau, & Robert J. P. Corriu. (1998). Synthesis of poly(ferrocenyldialkoxysilane) polymers and formation of gels by non-hydrolytic gelation methods. Comptes Rendus de l Académie des Sciences - Series IIC - Chemistry. 1(4). 285–291. 1 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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