Placidus B Amama

Publications
30
Citations
957
h-index
14
Found 
Found 
Found 
See full statistics
Total publications
30
Total citations
957
Citations per publication
31.9
Average publications per year
1.25
Average coauthors
5.4
Publications years
2001-2024 (24 years)
h-index
14
i10-index
18
m-index
0.58
o-index
77
g-index
30
w-index
5
Metrics description
h-index
A scientist has an h-index if h of his N publications are cited at least h times each, while the remaining (N - h) publications are cited no more than h times each.
i10-index
The number of the author's publications that received at least 10 links each.
m-index
The researcher's m-index is numerically equal to the ratio of his h-index to the number of years that have passed since the first publication.
o-index
The geometric mean of the h-index and the number of citations of the most cited article of the scientist.
g-index
For a given set of articles, sorted in descending order of the number of citations that these articles received, the g-index is the largest number such that the g most cited articles received (in total) at least g2 citations.
w-index
If w articles of a researcher have at least 10w citations each and other publications are less than 10(w+1) citations, then the researcher's w-index is equal to w.

Fields of science

2
4
6
8
10
12
General Chemistry, 11, 36.67%
General Chemistry
11 publications, 36.67%
General Materials Science, 10, 33.33%
General Materials Science
10 publications, 33.33%
General Chemical Engineering, 5, 16.67%
General Chemical Engineering
5 publications, 16.67%
Catalysis, 4, 13.33%
Catalysis
4 publications, 13.33%
Process Chemistry and Technology, 4, 13.33%
Process Chemistry and Technology
4 publications, 13.33%
Mechanics of Materials, 4, 13.33%
Mechanics of Materials
4 publications, 13.33%
Condensed Matter Physics, 3, 10%
Condensed Matter Physics
3 publications, 10%
Electrical and Electronic Engineering, 3, 10%
Electrical and Electronic Engineering
3 publications, 10%
Mechanical Engineering, 3, 10%
Mechanical Engineering
3 publications, 10%
Bioengineering, 3, 10%
Bioengineering
3 publications, 10%
Materials Chemistry, 2, 6.67%
Materials Chemistry
2 publications, 6.67%
Surfaces, Coatings and Films, 2, 6.67%
Surfaces, Coatings and Films
2 publications, 6.67%
Electronic, Optical and Magnetic Materials, 2, 6.67%
Electronic, Optical and Magnetic Materials
2 publications, 6.67%
Physical and Theoretical Chemistry, 2, 6.67%
Physical and Theoretical Chemistry
2 publications, 6.67%
General Physics and Astronomy, 2, 6.67%
General Physics and Astronomy
2 publications, 6.67%
Renewable Energy, Sustainability and the Environment, 2, 6.67%
Renewable Energy, Sustainability and the Environment
2 publications, 6.67%
General Environmental Science, 2, 6.67%
General Environmental Science
2 publications, 6.67%
Metals and Alloys, 1, 3.33%
Metals and Alloys
1 publication, 3.33%
Ceramics and Composites, 1, 3.33%
Ceramics and Composites
1 publication, 3.33%
Physics and Astronomy (miscellaneous), 1, 3.33%
Physics and Astronomy (miscellaneous)
1 publication, 3.33%
Instrumentation, 1, 3.33%
Instrumentation
1 publication, 3.33%
Industrial and Manufacturing Engineering, 1, 3.33%
Industrial and Manufacturing Engineering
1 publication, 3.33%
General Engineering, 1, 3.33%
General Engineering
1 publication, 3.33%
Environmental Chemistry, 1, 3.33%
Environmental Chemistry
1 publication, 3.33%
Energy Engineering and Power Technology, 1, 3.33%
Energy Engineering and Power Technology
1 publication, 3.33%
Fuel Technology, 1, 3.33%
Fuel Technology
1 publication, 3.33%
Waste Management and Disposal, 1, 3.33%
Waste Management and Disposal
1 publication, 3.33%
Chemical Engineering (miscellaneous), 1, 3.33%
Chemical Engineering (miscellaneous)
1 publication, 3.33%
Acoustics and Ultrasonics, 1, 3.33%
Acoustics and Ultrasonics
1 publication, 3.33%
General Earth and Planetary Sciences, 1, 3.33%
General Earth and Planetary Sciences
1 publication, 3.33%
2
4
6
8
10
12

Journals

1
2
3
Nanoscale
3 publications, 10%
RSC Advances
3 publications, 10%
Nanotechnology
3 publications, 10%
Applied Catalysis B: Environmental
2 publications, 6.67%
Journal of Molecular Catalysis A Chemical
2 publications, 6.67%
SSRN Electronic Journal
2 publications, 6.67%
ACS Applied Nano Materials
1 publication, 3.33%
Microscopy and Microanalysis
1 publication, 3.33%
Applied Physics Letters
1 publication, 3.33%
International Journal of Hydrogen Energy
1 publication, 3.33%
ACS Nano
1 publication, 3.33%
Chemical Communications
1 publication, 3.33%
Materials Today Communications
1 publication, 3.33%
Journal Physics D: Applied Physics
1 publication, 3.33%
Journal of Materials Chemistry A
1 publication, 3.33%
Chemical Engineering Journal
1 publication, 3.33%
Journal of Photochemistry and Photobiology A: Chemistry
1 publication, 3.33%
Journal of Physics and Chemistry of Solids
1 publication, 3.33%
Journal of CO2 Utilization
1 publication, 3.33%
Proceedings of SPIE - The International Society for Optical Engineering
1 publication, 3.33%
ECS Meeting Abstracts
1 publication, 3.33%
1
2
3

Citing journals

10
20
30
40
50
60
70
80
90
100
Journal not defined, 91, 9.51%
Journal not defined
91 citations, 9.51%
Carbon
52 citations, 5.43%
Applied Catalysis B: Environmental
32 citations, 3.34%
Chemical Engineering Journal
22 citations, 2.3%
ACS Nano
19 citations, 1.99%
ACS Applied Nano Materials
16 citations, 1.67%
Nanomaterials
16 citations, 1.67%
Nanotechnology
14 citations, 1.46%
Nanoscale
12 citations, 1.25%
Journal of Physical Chemistry C
12 citations, 1.25%
ACS applied materials & interfaces
11 citations, 1.15%
RSC Advances
11 citations, 1.15%
International Journal of Hydrogen Energy
10 citations, 1.04%
Journal of Applied Physics
10 citations, 1.04%
Scientific Reports
10 citations, 1.04%
Applied Physics Letters
8 citations, 0.84%
Small
8 citations, 0.84%
Research on Chemical Intermediates
8 citations, 0.84%
Advanced Science
7 citations, 0.73%
Journal of Photochemistry and Photobiology A: Chemistry
7 citations, 0.73%
Journal of Hazardous Materials
7 citations, 0.73%
Applied Surface Science
6 citations, 0.63%
Diamond and Related Materials
6 citations, 0.63%
Journal of Materials Chemistry A
6 citations, 0.63%
ACS Omega
6 citations, 0.63%
Journal of Physical Chemistry Letters
6 citations, 0.63%
Chemosphere
6 citations, 0.63%
Advanced Materials
6 citations, 0.63%
Journal of Materials Research
5 citations, 0.52%
Journal of Industrial and Engineering Chemistry
5 citations, 0.52%
Nano Letters
5 citations, 0.52%
Journal of Molecular Catalysis A Chemical
5 citations, 0.52%
Journal of Environmental Chemical Engineering
4 citations, 0.42%
Micromachines
4 citations, 0.42%
Catalysts
4 citations, 0.42%
Biosensors
4 citations, 0.42%
AICHE Journal
4 citations, 0.42%
Chemistry of Materials
4 citations, 0.42%
Chemical Communications
4 citations, 0.42%
Composites Part B: Engineering
4 citations, 0.42%
Industrial & Engineering Chemistry Research
4 citations, 0.42%
Nano Research
4 citations, 0.42%
Biosensors and Bioelectronics
4 citations, 0.42%
ACS Sustainable Chemistry and Engineering
4 citations, 0.42%
Journal of Physics and Chemistry of Solids
4 citations, 0.42%
Langmuir
4 citations, 0.42%
Separation and Purification Technology
4 citations, 0.42%
Fuel
4 citations, 0.42%
Materials
4 citations, 0.42%
Nature Nanotechnology
3 citations, 0.31%
IEEE Transactions on Nanotechnology
3 citations, 0.31%
Surface Science Reports
3 citations, 0.31%
Journal of Alloys and Compounds
3 citations, 0.31%
Advanced Electronic Materials
3 citations, 0.31%
Journal of the American Chemical Society
3 citations, 0.31%
Chemical Physics Letters
3 citations, 0.31%
AIP Advances
3 citations, 0.31%
Advanced Functional Materials
3 citations, 0.31%
Applied Catalysis A: General
3 citations, 0.31%
Journal of Materials Science
3 citations, 0.31%
Nanoscale and Microscale Thermophysical Engineering
3 citations, 0.31%
Coordination Chemistry Reviews
3 citations, 0.31%
Journal of Molecular Liquids
3 citations, 0.31%
Chemical Reviews
3 citations, 0.31%
Sustainable Energy and Fuels
3 citations, 0.31%
Journal Physics D: Applied Physics
3 citations, 0.31%
Ceramics International
3 citations, 0.31%
Chemical Engineering Science
3 citations, 0.31%
International Journal of Heat and Mass Transfer
3 citations, 0.31%
Applied Sciences (Switzerland)
3 citations, 0.31%
Nanoscale Advances
3 citations, 0.31%
Journal of Environmental Management
3 citations, 0.31%
Journal of Materials Science: Materials in Electronics
3 citations, 0.31%
Critical Reviews in Environmental Science and Technology
3 citations, 0.31%
Environmental Science: Nano
3 citations, 0.31%
Journal of Water Process Engineering
3 citations, 0.31%
C – Journal of Carbon Research
3 citations, 0.31%
Surface Science
2 citations, 0.21%
Chinese Journal of Chemical Engineering
2 citations, 0.21%
Microelectronics Reliability
2 citations, 0.21%
Green Chemistry
2 citations, 0.21%
Journal of Cleaner Production
2 citations, 0.21%
Molecules
2 citations, 0.21%
Journal of Micro and Nano-Manufacturing
2 citations, 0.21%
Japanese Journal of Applied Physics, Part 1: Regular Papers & Short Notes
2 citations, 0.21%
Molecular Simulation
2 citations, 0.21%
Catalysis Letters
2 citations, 0.21%
Journal of Electronic Packaging, Transactions of the ASME
2 citations, 0.21%
Computational Materials Science
2 citations, 0.21%
Small Methods
2 citations, 0.21%
Springer Series in Materials Science
2 citations, 0.21%
Journal of the Electrochemical Society
2 citations, 0.21%
Metals
2 citations, 0.21%
Applied Clay Science
2 citations, 0.21%
Microporous and Mesoporous Materials
2 citations, 0.21%
Fuel Processing Technology
2 citations, 0.21%
Advances in Chemical Engineering
2 citations, 0.21%
ChemistrySelect
2 citations, 0.21%
International Journal of Thermal Sciences
2 citations, 0.21%
Journal of Organic Chemistry
2 citations, 0.21%
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20
30
40
50
60
70
80
90
100

Publishers

2
4
6
8
10
Elsevier
10 publications, 33.33%
Royal Society of Chemistry (RSC)
8 publications, 26.67%
IOP Publishing
4 publications, 13.33%
American Chemical Society (ACS)
2 publications, 6.67%
Social Science Electronic Publishing
2 publications, 6.67%
Oxford University Press
1 publication, 3.33%
AIP Publishing
1 publication, 3.33%
The Electrochemical Society
1 publication, 3.33%
SPIE-Intl Soc Optical Eng
1 publication, 3.33%
2
4
6
8
10

Organizations from articles

2
4
6
8
10
12
14
16
Kansas State University
15 publications, 26.32%
Purdue University
7 publications, 12.28%
Organization not defined, 4, 7.02%
Organization not defined
4 publications, 7.02%
Yokohama National University
3 publications, 5.26%
William Marsh Rice University
2 publications, 3.51%
Brookhaven National Laboratory
2 publications, 3.51%
Tsinghua University
1 publication, 1.75%
Peking University
1 publication, 1.75%
Aix-Marseille University
1 publication, 1.75%
Aalto University
1 publication, 1.75%
University of Cambridge
1 publication, 1.75%
University of Manchester
1 publication, 1.75%
University of Southern California
1 publication, 1.75%
Massachusetts Institute of Technology
1 publication, 1.75%
Yale University
1 publication, 1.75%
Georgia Institute of technology
1 publication, 1.75%
Pennsylvania State University
1 publication, 1.75%
Lawrence Livermore National Laboratory
1 publication, 1.75%
National Institute of Advanced Industrial Science and Technology
1 publication, 1.75%
Oak Ridge National Laboratory
1 publication, 1.75%
University of Central Florida
1 publication, 1.75%
Vanderbilt University
1 publication, 1.75%
Swansea University
1 publication, 1.75%
University of Puerto Rico
1 publication, 1.75%
University of Tokyo
1 publication, 1.75%
University of Wisconsin–Madison
1 publication, 1.75%
Waseda University
1 publication, 1.75%
University of Pennsylvania
1 publication, 1.75%
Wright State University
1 publication, 1.75%
Texas A&M University
1 publication, 1.75%
2
4
6
8
10
12
14
16

Countries from articles

5
10
15
20
25
USA, 24, 54.55%
USA
24 publications, 54.55%
Country not defined, 9, 20.45%
Country not defined
9 publications, 20.45%
Japan, 4, 9.09%
Japan
4 publications, 9.09%
China, 2, 4.55%
China
2 publications, 4.55%
United Kingdom, 2, 4.55%
United Kingdom
2 publications, 4.55%
France, 1, 2.27%
France
1 publication, 2.27%
Canada, 1, 2.27%
Canada
1 publication, 2.27%
Finland, 1, 2.27%
Finland
1 publication, 2.27%
5
10
15
20
25

Citing organizations

50
100
150
200
250
Organization not defined, 226, 15.25%
Organization not defined
226 citations, 15.25%
Purdue University
35 citations, 2.36%
Kansas State University
21 citations, 1.42%
Massachusetts Institute of Technology
18 citations, 1.21%
Aalto University
17 citations, 1.15%
William Marsh Rice University
17 citations, 1.15%
Skolkovo Institute of Science and Technology
14 citations, 0.94%
Shinshu University
14 citations, 0.94%
Tsinghua University
11 citations, 0.74%
University of Science and Technology of China
11 citations, 0.74%
University of Cambridge
10 citations, 0.67%
Georgia Institute of technology
10 citations, 0.67%
Peking University
9 citations, 0.61%
Harbin Institute of Technology
9 citations, 0.61%
National Institute of Advanced Industrial Science and Technology
9 citations, 0.61%
University of Pennsylvania
8 citations, 0.54%
Moscow Institute of Physics and Technology
7 citations, 0.47%
Zhejiang University
7 citations, 0.47%
Brookhaven National Laboratory
7 citations, 0.47%
National Institute of Standards and Technology
7 citations, 0.47%
Chonbuk National University
7 citations, 0.47%
Lawrence Livermore National Laboratory
7 citations, 0.47%
University of Tokyo
7 citations, 0.47%
Waseda University
7 citations, 0.47%
University of Chinese Academy of Sciences
6 citations, 0.4%
Shanghai Jiao Tong University
6 citations, 0.4%
Xi'an Jiaotong University
6 citations, 0.4%
Jiangsu University
6 citations, 0.4%
Yale University
6 citations, 0.4%
University of Sydney
6 citations, 0.4%
University of Trieste
6 citations, 0.4%
Pennsylvania State University
6 citations, 0.4%
Korea Institute of Science and Technology
6 citations, 0.4%
Vanderbilt University
6 citations, 0.4%
Yokohama National University
6 citations, 0.4%
Texas A&M University
6 citations, 0.4%
Khalifa University
5 citations, 0.34%
SRM Institute of Science and Technology
5 citations, 0.34%
Beijing Institute of Technology
5 citations, 0.34%
Zhejiang University of Technology
5 citations, 0.34%
Katholieke Universiteit Leuven
5 citations, 0.34%
Aix-Marseille University
5 citations, 0.34%
University of Technology, Malaysia
5 citations, 0.34%
ETH Zurich
5 citations, 0.34%
East China Normal University
5 citations, 0.34%
Soochow University (Suzhou)
5 citations, 0.34%
Florida State University
5 citations, 0.34%
National Taiwan University
5 citations, 0.34%
Iowa State University
5 citations, 0.34%
Washington State University
5 citations, 0.34%
Ulsan National Institute of Science and Technology
5 citations, 0.34%
Institute for Basic Science
5 citations, 0.34%
Chonnam National University
5 citations, 0.34%
Nagoya University
5 citations, 0.34%
Kyushu University
5 citations, 0.34%
University of Maryland, College Park
5 citations, 0.34%
Silesian University of Technology
5 citations, 0.34%
Southern Federal University
4 citations, 0.27%
King Fahd University of Petroleum and Minerals
4 citations, 0.27%
University of Tehran
4 citations, 0.27%
Amrita Vishwa Vidyapeetham
4 citations, 0.27%
Karlsruhe Institute of Technology
4 citations, 0.27%
University of Science, Malaysia
4 citations, 0.27%
National University of Malaysia
4 citations, 0.27%
University of Nantes
4 citations, 0.27%
Norwegian University of Science and Technology
4 citations, 0.27%
Shanghai University
4 citations, 0.27%
University of Antwerp
4 citations, 0.27%
University of Manchester
4 citations, 0.27%
Samsung
4 citations, 0.27%
National Cheng Kung University
4 citations, 0.27%
Interuniversity Microelectronics Centre
4 citations, 0.27%
Qingdao University
4 citations, 0.27%
Hong Kong University of Science and Technology
4 citations, 0.27%
Hong Kong Polytechnic University
4 citations, 0.27%
Gachon University
4 citations, 0.27%
University of California, Berkeley
4 citations, 0.27%
University of Szeged
4 citations, 0.27%
Université de Sherbrooke
4 citations, 0.27%
Suzhou Institute of Nano-tech and Nano-bionics, Chinese Academy of Sciences
4 citations, 0.27%
University of Porto
4 citations, 0.27%
University of Cincinnati
4 citations, 0.27%
University of Utah
4 citations, 0.27%
King Abdulaziz University
3 citations, 0.2%
Jamia Millia Islamia
3 citations, 0.2%
National Institute for Interdisciplinary Science and Technology
3 citations, 0.2%
Jawaharlal Nehru Centre for Advanced Scientific Research
3 citations, 0.2%
Nguyen Tat Thanh University
3 citations, 0.2%
University of Malaya
3 citations, 0.2%
Chalmers University of Technology
3 citations, 0.2%
Central South University
3 citations, 0.2%
Nanjing Tech University
3 citations, 0.2%
Wuhan University of Technology
3 citations, 0.2%
Leibniz Institute for Solid State and Materials Research
3 citations, 0.2%
University of Science and Technology Beijing
3 citations, 0.2%
South China Normal University
3 citations, 0.2%
East China University of Science and Technology
3 citations, 0.2%
Taiyuan University of Technology
3 citations, 0.2%
Nanyang Technological University
3 citations, 0.2%
University of Oxford
3 citations, 0.2%
50
100
150
200
250

Citing countries

50
100
150
200
250
USA, 235, 18.71%
USA
235 citations, 18.71%
China, 190, 15.13%
China
190 citations, 15.13%
Country not defined, 106, 8.44%
Country not defined
106 citations, 8.44%
India, 80, 6.37%
India
80 citations, 6.37%
Japan, 69, 5.49%
Japan
69 citations, 5.49%
Republic of Korea, 53, 4.22%
Republic of Korea
53 citations, 4.22%
France, 43, 3.42%
France
43 citations, 3.42%
Russia, 32, 2.55%
Russia
32 citations, 2.55%
Germany, 32, 2.55%
Germany
32 citations, 2.55%
Australia, 29, 2.31%
Australia
29 citations, 2.31%
United Kingdom, 29, 2.31%
United Kingdom
29 citations, 2.31%
Malaysia, 24, 1.91%
Malaysia
24 citations, 1.91%
Italy, 23, 1.83%
Italy
23 citations, 1.83%
Canada, 22, 1.75%
Canada
22 citations, 1.75%
Spain, 18, 1.43%
Spain
18 citations, 1.43%
Finland, 17, 1.35%
Finland
17 citations, 1.35%
Singapore, 14, 1.11%
Singapore
14 citations, 1.11%
Belgium, 12, 0.96%
Belgium
12 citations, 0.96%
Pakistan, 12, 0.96%
Pakistan
12 citations, 0.96%
Poland, 12, 0.96%
Poland
12 citations, 0.96%
Vietnam, 11, 0.88%
Vietnam
11 citations, 0.88%
Iran, 11, 0.88%
Iran
11 citations, 0.88%
Saudi Arabia, 11, 0.88%
Saudi Arabia
11 citations, 0.88%
Sweden, 11, 0.88%
Sweden
11 citations, 0.88%
Egypt, 9, 0.72%
Egypt
9 citations, 0.72%
South Africa, 8, 0.64%
South Africa
8 citations, 0.64%
Israel, 7, 0.56%
Israel
7 citations, 0.56%
Mexico, 7, 0.56%
Mexico
7 citations, 0.56%
Switzerland, 7, 0.56%
Switzerland
7 citations, 0.56%
Portugal, 6, 0.48%
Portugal
6 citations, 0.48%
Argentina, 6, 0.48%
Argentina
6 citations, 0.48%
UAE, 6, 0.48%
UAE
6 citations, 0.48%
Thailand, 6, 0.48%
Thailand
6 citations, 0.48%
Turkey, 6, 0.48%
Turkey
6 citations, 0.48%
Ukraine, 5, 0.4%
Ukraine
5 citations, 0.4%
Brunei, 5, 0.4%
Brunei
5 citations, 0.4%
Hungary, 5, 0.4%
Hungary
5 citations, 0.4%
Nigeria, 5, 0.4%
Nigeria
5 citations, 0.4%
Norway, 5, 0.4%
Norway
5 citations, 0.4%
Belarus, 4, 0.32%
Belarus
4 citations, 0.32%
Austria, 4, 0.32%
Austria
4 citations, 0.32%
Brazil, 4, 0.32%
Brazil
4 citations, 0.32%
Greece, 4, 0.32%
Greece
4 citations, 0.32%
Ireland, 4, 0.32%
Ireland
4 citations, 0.32%
Netherlands, 4, 0.32%
Netherlands
4 citations, 0.32%
Philippines, 4, 0.32%
Philippines
4 citations, 0.32%
Czech Republic, 4, 0.32%
Czech Republic
4 citations, 0.32%
Iraq, 3, 0.24%
Iraq
3 citations, 0.24%
Luxembourg, 3, 0.24%
Luxembourg
3 citations, 0.24%
Croatia, 3, 0.24%
Croatia
3 citations, 0.24%
Bangladesh, 2, 0.16%
Bangladesh
2 citations, 0.16%
Bulgaria, 2, 0.16%
Bulgaria
2 citations, 0.16%
Qatar, 2, 0.16%
Qatar
2 citations, 0.16%
Nepal, 2, 0.16%
Nepal
2 citations, 0.16%
Romania, 2, 0.16%
Romania
2 citations, 0.16%
Chile, 2, 0.16%
Chile
2 citations, 0.16%
Ethiopia, 2, 0.16%
Ethiopia
2 citations, 0.16%
Estonia, 1, 0.08%
Estonia
1 citation, 0.08%
Algeria, 1, 0.08%
Algeria
1 citation, 0.08%
Ghana, 1, 0.08%
Ghana
1 citation, 0.08%
Denmark, 1, 0.08%
Denmark
1 citation, 0.08%
Jordan, 1, 0.08%
Jordan
1 citation, 0.08%
Cameroon, 1, 0.08%
Cameroon
1 citation, 0.08%
Kenya, 1, 0.08%
Kenya
1 citation, 0.08%
Lithuania, 1, 0.08%
Lithuania
1 citation, 0.08%
Mauritania, 1, 0.08%
Mauritania
1 citation, 0.08%
Morocco, 1, 0.08%
Morocco
1 citation, 0.08%
Slovenia, 1, 0.08%
Slovenia
1 citation, 0.08%
Ecuador, 1, 0.08%
Ecuador
1 citation, 0.08%
50
100
150
200
250
  • We do not take into account publications without a DOI.
  • Statistics recalculated daily.