Anil Sagar

Research and citation impact of publications by the Chemistry Division at Bhabha Atomic Research Centre

The paper analyses the citations to 1733 publications published during 1970–1999 by the Chemistry Division at Bhabha Atomic Research Centre, using Science Citation Index 1982–2003 as the source data. The extent of citations received, in terms of the number of citations per paper, yearwise break up of citations, domainwise citations, self-citations and citations by others, diachronous self-citation rate, citing authors, citing institutions, highly cited papers, the categories of citing documents, citing journals and distribution of citations among them etc. are determined. During 1982–2003 chemistry Division publications have received a total of 11041 citations. The average number of citations per year was 501.86. The average number of citations per publication was 6.37. The highest number of citations received were 877 in 2001. The citation rate was peaked during 1990–2003 as maximum 9145 (82.82%) citations were received during the period. Total self-citations were 3716 (33.66%) and citations by others were 7325 (66.34%). Mean diachronous self-citation rate was 36.16. Citation time lag was zero for 144 (15.52%) papers and one year for 350 (37.72%) papers. Single authored publications (168) have received 456 (4.13%) citations and 1565 multi-authored publications have received 10585 (95.87%) citations. The core citing authors were: J. P. Mittal (695) followed by V. K. Jain (524), H. Mohan (471), T. Mukherjee (307), R. M Iyer (253), H. Pal (251), J. V. Yakhmi (211), A. V. Sapre (174), D. K. Palit (161), N. M. Gupta (128), and S. K. Kulshrestha (116). Citation life cycles of four highly cited papers was discussed. The core journals citing Chemistry Division publications were: J. Phys. Chem.-A (436 citations), Chem. Phys. Lett. (372), J. Phys. Chem. (355), J. Chem. Phys. (353), J. Organomet. Chem. (285), J. Phys. Chem.-B (279), J. Photochem. Photobiol.-A (263), Langmuir (245), J. Am. Chem. Soc. (226), Physica-C (225), Radiat. Phys. Chem. (217), Inorg. Chem. (215) and Indian J. Chem.-A (207).

Research trends in neutron activation analysis in nuclear science and technology: a global perspective

This paper quantitatively analyses the growth and development of research in Neutron Activation Analysis (NAA) in terms of publications. As per the International Nuclear Information System (INIS) database during 1993-2007, a total of 6491 publications were published. The highest number of papers in a year (615) was published in 2004. The average number of publications published per year was 432.73. Japan topped the list with 605 publications followed by the USA with 468, Brazil with 449, China with 442, the Russian Federation with 324 and India with 316. The authorship and collaboration trend is towards multi-authored papers. Researchers in Japan, Brazil and China are more inclined to work in larger groups. The highly productive institutions were Instituto de Pesquisas Energeticas e Nucleares (IPEN), Sao Paulo, Brazil with 281 publications; Bhabha Atomic Research Centre, Mumbai, India with 257; Institute of High Energy Physics, Academia Sinica, Beijing, China with 162; and Japan Atomic Energy Agency, Tokai, Ibaraki, Japan with 140. The journals most preferred by the scientists for the publication of papers are the Journal of Radioanalytical and Nuclear Chemistry with 1204 papers, followed by Applied Radiation and Isotopes with 116 papers, and Nuclear Instruments and Methods in Physics Research-A with 84 papers.

Research trends in fusion engineering: a global perspective

This paper attempts to highlight the growth and development of fusion engineering literature as per the Web of Science ( WoS ) database during 1991–October 2010 and make the quantitative and qualitative assessments by way of analysing various features of research output such as year-wise distribution of publications and citations, publication growth rate, country-wise distribution of publications, co-authorship index, institutional productivity, international collaboration, distribution of publications and citations in various domains of fusion engineering, domain-wise activity index, collaboration pattern and extent of citations, identification of highly cited publications, language-wise distribution of publications and citations, journals preferred for publication by the scientists, quality of research output and analysis of keywords.

Trends in cobalt-60 research in nuclear science and technology

This paper quantitatively analyses the growth and development of cobalt-60 research in nuclear science and technology in terms of publications. As per the International Nuclear Information System (INIS) database during 2000-2007, a total of 5874 publications were published. The highest number of papers in a year (896) was in 2002. The average number of publications per year was 734.25. China topped the list with 960 (14.96%) publications followed by Japan with 600 (9.35%), India with 463 (7.21%), Brazil with 339 (5.28%), and the Russian Federation with 266 (4.14%). The authorship and collaboration trend is towards multiauthored papers. Researchers in China, Japan, the Russian Federation and the USA were inclined to work in larger groups. The highly productive institutions were Bhabha Atomic Research Centre, India, with 260 publications; Instituto de Pesquisas Energeticas e Nucleares (IPEN), Brazil with 151 publications; and Japan Atomic Energy Research Institute (JAERI), Japan with 94 publications. The journals most preferred by scientists for the publication of papers were Acta Agriculturae Nucleatae Sinica with 183 publications, followed by Chinese Journal of Radiological Medicine and Protection with 182 publications and Radiation Physics and Chemistry with 175 publications.

Research trends in radioactive waste management: a global perspective

The present study is aimed at analysing the growth of literature on radioactive waste management. International Nuclear Information System (INIS) database is used as a data source to analyse the focused areas of this field for the period 1970–2011. Journal Citation Report-2010 is used for eliciting information related to journal impact factors. The database contained a total of 101,419 publications covered by all the channels of communication during the period. The study analyses the broad features focusing on its publication growth characteristics, country-wise distribution of publications, domain-wise publications and activity index, various methods of radioactive waste disposal, institutions active in the field, communication channels, and journals preferred for publication by the scientists and the highly cited publications.

Nuclear science and technology research in India

The present study is aimed at analysing the growth of Indian publications in nuclear science and technology. The International Nuclear Information System (INIS) database is used as a tool to analyse the focused areas of this field for the period 2000–2009. Journal Citation Report – 2008 (Science Edition) is used for eliciting information related to journal impact factors. The database contained a total of 29,763 publications covered by all the channels of communication during the period and the study is limited only to 17,309 publications published in journals. The study analyses the broad features of Indian nuclear science and technology focusing on its publication growth characteristics, percentage of publications published in India and other countries, India’s position among other countries in the world, domain-wise publications and activity, domain-wise collaboration, national and international collaboration with impact factor comparison, institutions active in the field and the journals preferred for publication by the Indian scientists.

Uranium recovery from secondary sources: R&D trends

This paper attempts to analyse quantitatively the growth and development of uranium recovery from secondary sources in terms of publication output as reflected in the International Nuclear Information System (INIS) database. During 1972-2011, a total of 4520 papers were published on uranium extraction from various secondary sources: phosphoric acid accounted for 2840 publications (62.83%), sea water 751 publications (16.62%), coal 479 publications (10.6%), monazite 245 publications (5.42%) and granite 205 publications (4.54%). Among the countries contributing to uranium recovery from secondary sources research, India topped the list with 695 publications (15.38%), followed by USA with 548 publications (12.12%), Japan with 457 publications (10.11%), China with 291 publications (6.44%) and Germany with 275 publications (6.08%). The highest number of publications (193) was in 1984. The average number of publications published per year was 113. The journals most preferred by scientists for publication of papers were Radiokhimiya with 118 publications (2.61%), Journal of Radioanalytical and Nuclear Chemistry with 82 publications (1.81%) and Radiochimica Acta with 60 publications (1.33%).

Scientometric investigation of global carbon nanotubes research

On the basis of Web of Science database, through scientometrics, quantitative and qualitative research was conducted on carbon nanotubes literature produced globally. A total of 64,376 publications and 1,770,339 citations were received to these publications during 1992–2012. It was found that the number of published articles was higher in Peoples Republic of China, USA, Japan, South Korea, Germany, France, England, India, etc. The highest number of publications 10,375 (16.12%) was published in 2012. The highest number of citations 165,515 (9.35%) was received in 2005. The highest average citations per publication 498.25 was in 1992. The highest growth rate (387.50%) was observed in 1993. Overall Collaboration Coefficient (CR) was very high.

Thorium dioxide as a nuclear fuel: a scientometric analysis

The present study is aimed at analysing the growth of publications on thorium dioxide (ThO2). INIS database is used as a source to analyse the focused areas of this field for the period 1970–2011. The database contained 2337 publications on thorium dioxide. The study analysed the broad features of literature on thorium dioxide, focusing on year-wise publications, highly productive countries, country-wise activity index, domain-wise distribution of publications, highly productive institutes, international collaboration, and most preferred journals for publication in the field.