C. A. Parker

9.7k total citations · 4 hit papers
83 papers, 8.1k citations indexed

About

C. A. Parker is a scholar working on Physical and Theoretical Chemistry, Materials Chemistry and Atomic and Molecular Physics, and Optics. According to data from OpenAlex, C. A. Parker has authored 83 papers receiving a total of 8.1k indexed citations (citations by other indexed papers that have themselves been cited), including 26 papers in Physical and Theoretical Chemistry, 18 papers in Materials Chemistry and 15 papers in Atomic and Molecular Physics, and Optics. Recurrent topics in C. A. Parker's work include Photochemistry and Electron Transfer Studies (21 papers), GaN-based semiconductor devices and materials (11 papers) and ZnO doping and properties (9 papers). C. A. Parker is often cited by papers focused on Photochemistry and Electron Transfer Studies (21 papers), GaN-based semiconductor devices and materials (11 papers) and ZnO doping and properties (9 papers). C. A. Parker collaborates with scholars based in United Kingdom, United States and Italy. C. A. Parker's co-authors include C. G. Hatchard, W. T. Rees, Thelma A. Joyce, S. M. Bedair, N. A. El-Masry, M. J. Reed, J. C. Roberts, Hans H. Stadelmaier, Meredith Reed and William G. Hodgson and has published in prestigious journals such as Nature, Applied Physics Letters and Journal of Applied Physics.

In The Last Decade

C. A. Parker

80 papers receiving 7.4k citations

Hit Papers

align trajectories

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.

A new sensitive chemical actinometer - II. Potassium ferrioxalate as a standard chemical actinometer

1956 2.6k citations C. G. Hatchard, C. A. Parker Proceedings of the Royal Society of London A Mathematical and Physical Sciences profile →
Correction of fluorescence spectra and measurement of fluorescence quantum efficiency

1960 1.2k citations C. A. Parker, W. T. Rees The Analyst profile →
Room temperature ferromagnetic properties of (Ga, Mn)N

2001 572 citations C. A. Parker, S. M. Bedair et al. profile →
A new sensitive chemical actinometer. I. Some trials with potassium ferrioxalate

1953 406 citations C. A. Parker Proceedings of the Royal Society of London A Mathematical and Physical Sciences profile →

Peers

Countries citing papers authored by C. A. Parker

Since Specialization

Citations

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

Fields of papers citing papers by C. A. Parker

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by C. A. Parker. 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 C. A. Parker. The network helps show where C. A. Parker may publish in the future.

Co-authorship network of co-authors of C. A. Parker

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

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

#	Work	Indexed citations
1	Effect of growth temperature on point defect density of unintentionally doped GaN grown by metalorganic chemical vapor deposition and hydride vapor phase epitaxy 1999 ·Journal of Applied Physics ·(unknown), C. A. Parker, S. M. Bedair, John F. Muth, I. K. Shmagin, R. M. Kolbas, E. L. Piner, R. J. Molnar	19
2	AlGaAs/GaInP heterojunction tunnel diode 1992 ·AIP conference proceedings ·Donghwi Jung, C. A. Parker, J. Ramdani, (unknown)	1
3	Comments on “possible emission from an upper triplet state of an anthraquinone dye” 1980 ·Journal of Photochemistry ·C. A. Parker	1
4	Drag reduction and molecular structure. The interaction of polyethylenimine with some linear high polymers 1974 ·Journal of Applied Polymer Science ·C. A. Parker, Thelma A. Joyce	12
5	Activation-controlled delayed fluorescence of benzil 1968 ·Chemical Communications (London) ·C. A. Parker, Thelma A. Joyce	5
6	Comment on the electrochemiluminescence from phenanthrene solutions 1968 ·The Journal of Physical Chemistry ·C. A. Parker, (unknown)	3
7	Mechanism of delayed excimer fluorescence in solution 1966 ·Spectrochimica Acta ·C. A. Parker	16
8	PHOTOREACTION OF BENZ(A)PYRENE IN SOLUTIONS CONTAINING POLYMER 1966 ·Photochemistry and Photobiology ·C. A. Parker, C. G. Hatchard	3
9	P-type delayed fluorescence from ionic species and aromatic hydrocarbons 1964 ·Journal of Molecular Spectroscopy ·C. A. Parker, C. G. Hatchard, Thelma A. Joyce	35
10	Sensitized P -type delayed fluorescence 1963 ·Proceedings of the Royal Society of London A Mathematical and Physical Sciences ·C. A. Parker	58
11	Delayed fluorescence from solutions of anthracene and phenanthrene 1962 ·Proceedings of the Royal Society of London A Mathematical and Physical Sciences ·C. A. Parker, C. G. Hatchard	161
12	TRIPLET-SINGLET EMISSION IN FLUID SOLUTION 1962 ·The Journal of Physical Chemistry ·C. A. Parker, C. G. Hatchard	69
13	Spectrofluorometer Calibration in the Ultraviolet Region. 1962 ·Analytical Chemistry ·C. A. Parker	46
14	Fluorescence spectrometry. A review 1962 ·The Analyst ·C. A. Parker, W. T. Rees	159
15	The photoreduction of thionine by ferrous sulphate 1961 ·Transactions of the Faraday Society ·C. G. Hatchard, C. A. Parker	57
16	Photo-reduction of Methylene Blue and Thionine by Ferrous Sulphate using Flash Irradiation 1958 ·Nature ·C. A. Parker	4
17	A new sensitive chemical actinometer - II. Potassium ferrioxalate as a standard chemical actinometer breakdown → 1956 ·Proceedings of the Royal Society of London A Mathematical and Physical Sciences ·C. G. Hatchard, C. A. Parker	2645
18	Detection of Labile Photochemical Free Radicals by Paramagnetic Resonance 1955 ·Nature ·D. J. E. Ingram, William G. Hodgson, C. A. Parker, W. T. Rees	21
19	A new sensitive chemical actinometer. I. Some trials with potassium ferrioxalate breakdown → 1953 ·Proceedings of the Royal Society of London A Mathematical and Physical Sciences ·C. A. Parker	406
20	Chromatography of Rubber Accelerators and Anti-Oxidants on Silica Gel 1952 ·Nature ·C. A. Parker	1

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.

Explore authors with similar magnitude of impact