Solar Radiation and Photovoltaics

Solar Radiation and Photovoltaics is a research topic within Artificial Intelligence. Science Explorer counts 31k research works in it since 1950. 10.0% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the application of machine learning methods, particularly artificial neural networks, for forecasting solar radiation and photovoltaic power generation. It covers topics such as solar energy integration, grid-connected PV plant performance prediction, solar position algorithms, and GIS-based site selection for solar farms.

Solar Radiation
Forecasting
Machine Learning
Artificial Neural Networks
Renewable Energy
Photovoltaic Power
Solar Energy
Grid Integration
Weather Forecasts
GIS-based Site Selection

Research works: 31k
In the world top 10%: 3.1k
Top-10% rate: 10.0%
Growth, 2018-21 → 2022-25: +32%
Largest producer: China

Solar Radiation and Photovoltaics

Which countries lead Solar Radiation and Photovoltaics research?

By volume, China and India publish the most (2.1k and 1.4k works in 2022-now).

By volume, 2022-now

1 China 2.1k works
2 India 1.4k works
3 United States 653 works
4 Türkiye 384 works
5 Brazil 308 works
6 Indonesia 306 works
7 Spain 232 works
8 Morocco 223 works
9 Iraq 211 works
10 Algeria 209 works

How concentrated that is

The same countries as shares of everything the list above accounts for. A node where two countries do two thirds of the work and one spread evenly across twelve read alike as a ranking and not at all alike here.

China2,120 · 34.8%India1,443 · 23.7%United States653 · 10.7%Türkiye384 · 6.3%6 others listed1,490 · 24.5%

Shares of the rows listed above, not of the whole node.

Which institutions lead Solar Radiation and Photovoltaics research?

By volume in 2022-now, Chinese Academy of Sciences publishes the most Solar Radiation and Photovoltaics research, followed by North China Electric Power University and Centre National de la Recherche Scientifique.

By volume, 2022-now

1 Chinese Academy of SciencesChina 115 works
2 North China Electric Power UniversityChina 75 works
3 Centre National de la Recherche ScientifiqueFrance 55 works
4 State Grid Corporation of China (China)China 54 works
5 Russian Academy of SciencesRussia 52 works
6 Vellore Institute of Technology UniversityIndia 41 works
7 Helmholtz Association of German Research CentresGermany 34 works
8 SRM Institute of Science and TechnologyIndia 33 works
9 Renewable Energy Development CenterAlgeria 32 works
10 Harbin Institute of TechnologyChina 30 works

Who are the leading researchers in Solar Radiation and Photovoltaics?

The most-cited researchers publishing on Solar Radiation and Photovoltaics include Philippe Ciais, Kai You Wang and Frede Blaabjerg.

1 Philippe Ciais France 237k citations
2 Kai You Wang China 224k citations
3 Frede Blaabjerg Denmark 203k citations

Ranked by citations received across their whole record, among researchers with at least three works on this topic.

What are the most cited papers in Solar Radiation and Photovoltaics?

The most cited paper in Solar Radiation and Photovoltaics is "Comparison of Photovoltaic Array Maximum Power Point Tracking Techniques" (Trishan Esram, Patrick Lyle Chapman, 2007), with 5,398 citations. Next come "ON THE VALIDATION OF MODELS" (4,865) and "Comprehensive Approach to Modeling and Simulation of Photovoltaic Arrays" (4,380).

Most cited papers
#	Paper	Released	Citations
1	Comparison of Photovoltaic Array Maximum Power Point Tracking Techniques Trishan Esram, Patrick Lyle Chapman · IEEE Transactions on Energy Conversion	Jun 2007	5,398
2	ON THE VALIDATION OF MODELS Cort J. Willmott · Physical Geography	Jul 1981	4,865
3	Comprehensive Approach to Modeling and Simulation of Photovoltaic Arrays Marcelo Gradella Villalva, Jonas Rafael Gazoli, Ernesto Ruppert Filho · IEEE Transactions on Power Electronics	30 Mar 2009	4,380
4	Aerosols, Climate, and the Hydrological Cycle V. Ramanathan, Paul J. Crutzen, Jeffrey T. Kiehl et al. · Science	7 Dec 2001	4,166
5	Some Comments on the Evaluation of Model Performance Cort J. Willmott · Bulletin of the American Meteorological Society	Nov 1982	3,783

All 100 most cited papers, with filters and sorting

Where is Solar Radiation and Photovoltaics research done?

The largest centres of Solar Radiation and Photovoltaics research in 2022-now are Beijing (China), Nanjing (China), Chennai (India) and Shanghai (China).

Largest cities, 2022-now

1 BeijingChina 481 works
2 NanjingChina 155 works
3 ChennaiIndia 123 works
4 ShanghaiChina 111 works
5 WuhanChina 97 works
6 New DelhiIndia 96 works
7 TehranIran 91 works
8 DhakaBangladesh 91 works
9 BaghdadIraq 91 works
10 Xi'anChina 82 works

See Solar Radiation and Photovoltaics on the map

Where is the best place to study Solar Radiation and Photovoltaics?

Among universities, judged by research, North China Electric Power University, King Fahd University of Petroleum and Minerals and Hong Kong Polytechnic University score highest, combining citation excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.

above the meannear itbelow it

One dot per university in the first ten of the table below, at the default weights. The upper left is the interesting corner: small places doing unusually strong work.

Citation excellenceshare of its work in the world top 10%, 2022-now and all time averaged

40%

Specialisationhow much of its work is in this field, counted up to 10× the world share

10%

Sizeits output in this field, on a log scale

30%

Growthoutput growth, counted from -20% to +20%

10%

Internationalshare of its work with a co-author abroad

10%

Each slider sets a weight; the share it gets of the score is beside it.

#	University	Score	Top 10%	Specialisation	Works	Growth
1	North China Electric Power UniversityChina	64.9	15.9%	12.4×	75	+27.2%
2	King Fahd University of Petroleum and MineralsSaudi Arabia	61.7	26.9%	7.7×	24	+98.5%
3	Hong Kong Polytechnic UniversityChina	57.4	22.9%	2.4×	19	+157.3%
4	Tanta UniversityEgypt	53.9	51.1%	3.0×	9	-7.9%
5	King Saud UniversitySaudi Arabia	53.4	20.7%	2.5×	22	+103.6%
6	National University of Sciences and TechnologyPakistan	53.4	28.8%	7.4×	14	+56.5%
7	Prince Sattam Bin Abdulaziz UniversitySaudi Arabia	53.4	26.9%	3.9×	9	+153.8%
8	Vellore Institute of Technology UniversityIndia	51.3	10.9%	4.6×	41	+146.5%
9	Xi'an Jiaotong UniversityChina	51.2	27.4%	1.4×	21	+57.2%
10	University of TehranIran	51.0	29.6%	3.6×	19	+2.5%
11	Harbin Institute of TechnologyChina	50.9	20.3%	2.0×	30	+254.5%
12	Hohai UniversityChina	50.9	17.4%	5.2×	28	+43.7%
13	Nanjing University of Information Science and TechnologyChina	49.1	14.0%	7.9×	29	+106.8%
14	Southeast UniversityChina	48.7	18.1%	2.2×	29	+101.8%
15	Tsinghua UniversityChina	48.7	21.2%	1.2×	24	+45.8%
16	Politecnico di MilanoItaly	48.5	16.6%	3.5×	23	+29.0%
17	Université Ibn ZohrMorocco	48.3	17.1%	16.1×	20	+64.1%
18	Northeast Electric Power UniversityChina	47.4	22.0%	11.8×	14	+51.4%
19	University of Science and Technology of ChinaChina	47.2	29.2%	1.4×	15	+54.7%
20	Universiti Tenaga NasionalMalaysia	46.9	18.7%	14.5×	10	+65.3%
21	National Technical University of AthensGreece	46.8	19.8%	5.8×	14	+15.8%
22	King Abdulaziz UniversitySaudi Arabia	46.2	17.7%	3.0×	15	+35.1%
23	University of SharjahUnited Arab Emirates	46.2	13.8%	5.7×	14	+75.7%
24	China University of GeosciencesChina	45.8	23.4%	2.5×	10	+28.4%
25	SRM Institute of Science and TechnologyIndia	44.5	8.4%	3.6×	33	+218.2%
26	Saveetha UniversityIndia	44.4	8.0%	3.5×	30	+1120.2%
27	Xi'an University of Architecture and TechnologyChina	44.4	15.9%	5.3×	14	+100.9%
28	Universiti Malaysia Pahang Al-Sultan AbdullahMalaysia	44.3	10.7%	9.6×	18	+58.1%
29	Shanghai Jiao Tong UniversityChina	44.2	22.4%	0.7×	19	+44.2%
30	Wuhan UniversityChina	43.9	17.8%	1.6×	20	+129.6%
31	University of Technology - IraqIraq	43.5	14.7%	10.1×	21	+11.1%
32	Tianjin UniversityChina	43.2	19.5%	1.7×	18	+10.3%
33	Beijing Normal UniversityChina	43.0	19.2%	2.2×	16	+19.1%
34	City University of Hong KongChina	43.0	31.3%	1.6×	8	-2.6%
35	University of MalayaMalaysia	42.8	16.8%	2.3×	12	+17.4%
36	Sidi Mohamed Ben Abdellah UniversityMorocco	42.2	10.1%	8.5×	21	+102.0%
37	Zhejiang UniversityChina	41.4	15.8%	1.0×	24	+68.6%
38	Chouaib Doukkali UniversityMorocco	41.4	9.8%	20.4×	17	+57.5%
39	Umm al-Qura UniversitySaudi Arabia	41.4	20.4%	4.1×	10	+489.5%
40	Cadi Ayyad UniversityMorocco	41.1	13.6%	9.2×	16	+28.1%
41	Netaji Subhas University of TechnologyIndia	40.8	9.8%	19.8×	18	+76.7%
42	Khalifa University of Science and TechnologyUnited Arab Emirates	40.6	16.6%	4.1×	9	+53.4%
43	Universiti Teknologi MARAMalaysia	39.8	4.7%	4.1×	28	+66.5%
44	Shanghai University of Electric PowerChina	39.5	11.2%	12.0×	18	+72.1%
45	Northern Technical UniversityIraq	39.2	5.5%	27.6×	19	+40.3%
46	Université Moulay Ismail de MeknesMorocco	38.0	6.1%	15.8×	15	+98.8%
47	Islamic Azad University, TehranIran	36.6	12.3%	1.9×	28	-13.1%
48	Zagazig UniversityEgypt	36.1	29.6%	2.5×	8	-29.5%
49	National University of SingaporeSingapore	35.5	21.1%	1.1×	12	-26.8%
50	ETH ZurichSwitzerland	33.8	8.3%	1.5×	9	+23.1%
51	Mansoura UniversityEgypt	31.8	34.6%	2.0×	8	-38.1%

Universities only. The score blends citation excellence (40%), size (30%), specialisation (10%), growth (10%), international reach (10%), 2022-now; growth compares 2018-21 with 2022-25 and counts up to +20%, since a jump from a small base is mostly noise.

Every institution in Solar Radiation and Photovoltaics, country by country

Is Solar Radiation and Photovoltaics research growing?

Output in 2022-2025 was 32% higher than in 2018-2021, peaking in 2025. The fastest-growing topics are Solar Radiation and Photovoltaics.

grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Solar Radiation and Photovoltaics as a percentage of every work published that year, 0.044% in 2024.

Fractional works of Solar Radiation and Photovoltaics over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year.

Of each year's works in it, the share that reached the world's 10% most cited for their field and year. A field is the world for its own topics, so there is no other line to hold it against.

Which topics inside it are moving

Growth and decline on one axis around a shared zero. Two lists side by side hide the thing that matters: whether the growth dwarfs the decline, or the other way round.

Discussion

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Which countries lead Solar Radiation and Photovoltaics research?

By volume, 2022-now

How concentrated that is

Which institutions lead Solar Radiation and Photovoltaics research?

By volume, 2022-now

Who are the leading researchers in Solar Radiation and Photovoltaics?

What are the most cited papers in Solar Radiation and Photovoltaics?

Where is Solar Radiation and Photovoltaics research done?

Largest cities, 2022-now

Where is the best place to study Solar Radiation and Photovoltaics?

Is Solar Radiation and Photovoltaics research growing?

Its share of all research

How much of it reaches the world top 10%

Which topics inside it are moving

Related research

Discussion