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{{About|Ratan Kumar Sinha, the former Chairman of the [[Atomic Energy Commission of India]]|the scholar Radha Krishna Shina|R. K. Sinha}}
{{Use Indian English|date=September 2017}}
{{Use dmy dates|date=September 2017}}
{{Infobox officeholder
| name = Ratan Kumar Sinha
| image = [[File:Ratan Kumar Sinha.jpg|200px|centre|Ratan Kumar Sinha]]
| alt = Ratan Kumar Sinha
| caption =
| birth_name =
| birth_date = {{Birth date and age|df=yes|1951|10|23}}<ref>{{cite web|author=PTI 30 Apr 2012, 07.53PM IST |url=http://articles.economictimes.indiatimes.com/2012-04-30/news/31508428_1_srikumar-banerjee-reactors-atomic-power |title=RK Sinha takes over as Atomic Energy Commission chairman - Economic Times |publisher=Articles.economictimes.indiatimes.com |access-date=2014-04-29}}</ref>
| birth_place =[[Bihar]], [[India]]
| residence = [[Mumbai]], [[India]]
| nationality = [[India]]n
| alma_mater = [[National Institute of Technology, Patna|Bihar College of Engineering]], [[Patna University]]
BARC Training School
| other_names =
| known_for = Advanced Nuclear Energy Systems including Thorium-based Reactors and Compact High Temperature Reactors<ref name=":0"/>
|office = Former Secretary
[[Department of Atomic Energy]]
|termstart = 30 April 2012
|term_end = 23 October 2015
|office1 = Former Director
[[Bhabha Atomic Research Centre]]
|term_start1 = 19 May 2010
|term_end1 = 19 June 2012
|profession = [[Mechanical Engineering]], Reactor Design and Development, [[Nuclear power|Nuclear Energy]]|portfolio = Secretary, [[Department of Atomic Energy]],<ref>{{cite web|author=DAE 30 April 2012, 11.13 AM IST |url=http://www.dae.nic.in/writereaddata/chmntkover_0.pdf |access-date=2015-06-28 |title=Secretary DAE, Government of India}}</ref> Chairman, [[Atomic Energy Commission of India]],<ref>{{cite web|author=DAE 30 April 2012, 11.13 AM IST |url=http://www.dae.nic.in/writereaddata/chmntkover_0.pdf |access-date=2015-06-28 |title=Atomic Energy Commission, Government of India}}</ref> Former Director, [[Bhabha Atomic Research Centre]]<ref name=":0"/>|awards = Homi Bhabha Science and Technology Award (1992), [[VASVIK Industrial Research Award]] Award (2000), Indian Nuclear Society (INS) Award (2001), [[Department of Atomic Energy]] (DAE) Special Contributions Award (2006), Indian National Academy of Engineering (INAE) Prof. S. N. Mitra Memorial Award (2006), Distinguished Academecian Award, [[Indian Institute of Technology Patna]] (2013)
|children = 2
|spouse = Bandana Sinha (m. 1977)}}

'''Ratan Kumar Sinha,''' is an Indian nuclear scientist and mechanical engineer. He had served as the [[Secretary]] to the [[Government of India]], [[Department of Atomic Energy]] (DAE) and [[Chairman]] of the [[Atomic Energy Commission of India|Atomic Energy Commission]] (AEC),<ref>{{cite web|author=PTI 30 Apr 2012, 07.53PM IST |url=http://articles.economictimes.indiatimes.com/2012-04-30/news/31508428_1_srikumar-banerjee-reactors-atomic-power | title=RK Sinha takes over as Atomic Energy Commission chairman - Economic Times | publisher=Articles.economictimes.indiatimes.com |access-date=2014-04-29}}</ref><ref>{{cite web|author=Special Correspondent |url=http://www.thehindu.com/news/national/article3370898.ece |title=R.K. Sinha takes over as AEC Chairman |publisher=The Hindu |date=2012-04-30 |access-date=2014-04-29}}</ref> Government of India from April 2012 to October 2015. Prior to that, Ratan Kumar Sinha had served as Director of Bhabha Atomic Research Centre (BARC), Mumbai from May 2010 to June 2012.<ref name=":0">{{cite web|author=BARC 19 May 2010, 10.25 AM IST |url=http://www.barc.gov.in/leaders/rks.html |access-date=2015-06-28 |title=Dr. R. K. Sinha, Director, BARC}}</ref> During the four decades of his illustrious career, Ratan Kumar Sinha held several important positions related to design & development of [[nuclear reactors]] for the [[Indian nuclear programme]]. He has been actively involved in the development of [[Advanced heavy-water reactor|Advanced Heavy Water Reactor]] (AHWR) and Compact High Temperature Reactor (CHTR),<ref>{{cite web|author=Science Direct |url=http://www.igcar.ernet.in/events/anup2010/RKSinha.pdf |title=Advanced Nuclear Reactor Systems – An Indian Perspective |publisher=Indira Gandhi Centre for Atomic Research, India |date=2010-01-20 |access-date=2015-06-28}}</ref> two of the highly acknowledged technological innovations which are suitable for large scale deployment of nuclear power, particularly in Indian scenario.

As Chairman, AEC and Secretary, DAE, Ratan Kumar Sinha had put special thrust on several key deliverables for sustainable development and deployment of [[nuclear power|nuclear energy]].<ref name=":1">{{cite web|author=DNA via PTI 28 June 2013 - 10:28pm IST |url=http://www.dnaindia.com/india/report-kudankulam-unit-1-at-advanced-stage-of-commissioning-says-atomic-energy-commission-chairman-ratan-kumar-sinha-1854559 |publisher=DNA | access-date=2015-06-28 |title=Kudankulam Unit-1 at advanced stage of commissioning}}</ref><ref>{{cite web|author=Yahoo News via ANI 19 May 2015 - 09:20pm IST |url=https://in.news.yahoo.com/commissioning-kudankulam-unit-2-advanced-stage-dae-chief-144000598.html |publisher=Yahoo! | access-date=2015-06-28 |title=Commissioning of Kudankulam Unit 2 at an advanced stage}}</ref> Major thrust areas, in continuation to his research at BARC, include advanced nuclear energy systems for thorium utilisation<ref name="Sinha 2006">{{Cite journal|title = Design and Development of the AHWR – the Indian Thorium Fuelled Innovative Nuclear Reactor|last = Sinha|first = R K|date = 2006|journal = Nuclear Engineering and Design|doi = 10.1016/j.nucengdes.2005.09.026|display-authors=etal |volume=236 |pages=683–700}}</ref><ref>{{cite web|author=Maseeh Rahman 1 November 2011 16.09 GMT |url=https://www.theguardian.com/environment/2011/nov/01/india-thorium-nuclear-plant |publisher=TheGuardian | access-date=2015-06-28 |title=India plans 'safer' nuclear plant powered by thorium}}</ref><ref>{{cite web|author=Seema Singh 1 August 2008 - 04:00pm GMT |url=https://spectrum.ieee.org/energy/nuclear/qa-thorium-reactor-designer-ratan-kumar-sinha |publisher=IEEE Spectrum | access-date=2015-06-28 |title=Q&A: Thorium Reactor Designer Ratan Kumar Sinha}}</ref> and accelerator technology.<ref>{{cite web|author=DAE 30 October 2014 11:00AM IST |url=http://dae.nic.in/writereaddata/Fou_2014_chmn.pdf |publisher=Department of Atomic Energy | access-date=2015-06-28 |title=Founder’s Day 2014 Address}}</ref> He had given high priority to application of radiation technology in the areas of [[healthcare management]], [[agriculture]], [[food preservation]] and [[water purification]].<ref>{{cite web|author=Ratan Kumar Sinha 18 September 2013, 08.15 PM IST |url=http://dae.nic.in/writereaddata/gc2013_stmt_0.pdf |publisher=Department of Atomic Energy (DAE) | access-date=2015-06-28 |title=Statement by Dr. Ratan Kumar Sinha at IAEA's 57th General Conference, Vienna}}</ref> He had also strengthened outreach activities of DAE for spreading awareness about the peaceful uses of atomic energy among the general public.<ref>{{cite web|author=Ratan Kumar Sinha 30 Oct 2011, 09.20 PM IST |url=https://www.iaea.org/INPRO/CPs/SYNERGIES/2011_October_CM/Role-of-cooperation-among-countries.pdf |publisher=International Atomic Energy Agency (IAEA) | access-date=2015-06-28 |title=Role of cooperation among countries in making a transition to globally sustainable nuclear energy system – an Indian view }}</ref> He had been instrumental in kick starting several public outreach campaigns to present the human face of India's nuclear capabilities.<ref>{{Cite web|title = Top Indian scientists address public outreach of science ISC15|url = http://spacetime.rocks/indian-science-congress-2015-science-public-outreach-463|access-date = 2015-06-28}}</ref><ref name="indianexpress.com">{{Cite web|title = ‘Public outreach helps link benefits of atomic energy to society’|url = http://indianexpress.com/article/cities/mumbai/public-outreach-helps-link-benefits-of-atomic-energy-to-society/|access-date = 2015-06-28}}</ref><ref name=":2">{{Cite web|title = ‘Public outreach is important for science’|url = http://www.hindustantimes.com/mumbai/public-outreach-is-important-for-science/article1-1303065.aspx|archive-url = https://web.archive.org/web/20150416163050/http://www.hindustantimes.com/mumbai/public-outreach-is-important-for-science/article1-1303065.aspx|url-status = dead|archive-date = 16 April 2015|website = Hindustan Times|access-date = 2015-06-28}}</ref> Under his leadership, DAE displayed its first ever tableau in the 66th Republic Day Parade 2015 and had launched its social media page on Facebook ([https://www.facebook.com/dae.connect https://www.facebook.com/dae.connect)] as a part of public outreach initiatives.<ref>{{Cite web|title = CNN-IBN News on Twitter|url = https://twitter.com/ibnlive/status/559592527116763137|access-date = 2015-06-28|website = DAE Tableau on Rajpath, New Delhi}}</ref><ref name=":3">{{Cite web|url = http://www.ipr.res.in/newsletter/2015-03-01_NL3/2015-03-01_NL_March2015_LQ.pdf|title = DAE @ The 66th Republic Day Parade|access-date = 2015-06-28|website = DAE @ The 66th Republic Day Parade|publisher = Institute of Plasma Research, DAE}}</ref>

Ratan Kumar Sinha has coined the phrase राष्ट्र की सेवा में परमाणु (Atoms in Service of the Nation) which has been imbibed as the motto of the [[Department of Atomic Energy]]. Motto of DAE is a part of the new logo of DAE launched in January 2014.<ref>{{cite web|author=Department of Atomic Energy 10 Jan 2014, 05.10 PM IST |url=http://dae.nic.in/writereaddata/pmlogolaunch.pdf |publisher=Department of Atomic Energy (DAE) | access-date=2015-06-28 |title=Launch of the new Logo of DAE by the Hon'ble Prime Minister of India}}</ref>

==Education and career==
Ratan Kumar Sinha graduated in [[Mechanical Engineering]] from [[Patna University]] in 1972, securing the first position in the University. He joined the Reactor Engineering Division of BARC in the year 1973 after completing one-year training course at BARC Training School.<ref>{{Cite web|url = http://www.iitk.ac.in/net/npe2008/CV_sinha.pdf|title = CV of Ratan Kumar Sinha|date = 2008-12-05|access-date = 2015-06-28|website = Indian Institute of Technology Kanpur|publisher = IIT Kanpur}}</ref> After serving in various capacities in BARC, he headed the organisation as the Director during May 2010 to April 2012.<ref name=":0"/> He served as Secretary, Department of Atomic Energy and Chairman, Atomic Energy Commission of India from May 2012 till his superannuation in October 2015. Subsequently, he has been conferred the position of DAE Homi Bhabha Chair Professor. He has also been appointed as the Chairman of the newly constituted Thorium Implementation Platform to envision, plan and facilitate implementation of Thorium related programmes of India. He has represented India in several important technical and policy-making forums of the [[International Atomic Energy Agency]] (IAEA). These include the Steering Committee of IAEA's International Project on Innovative Nuclear Reactors and Fuel Cycles (INPRO),<ref>{{Cite web|url = https://www.iaea.org/INPRO/10th_Anniversary_Celebration/Technical_Session/Sinha_India_The_Future_of_INPRO.pdf|title = The future of INPRO|date = 2010-09-22|access-date = 2015-06-28|website = Statement for the Panel Discussion on The Future of INPRO|publisher = IAEA|last = Sinha|first = Ratan Kumar}}</ref> of which he was the Chairman for four years from the year 2005 to 2008. Dr. Sinha is nationally and internationally recognized expert in the field of nuclear reactor technology.

==Contributions to next generation Indian reactors==
Ratan Kumar Sinha has made significant contributions to the design, experimental development and implementation of next generation Indian reactors.<ref>{{Cite journal|title = Experimental determination of thermal contact conductance between pressure and calandria tubes of Indian pressurized heavy water reactors|last = Sinha|first = Ratan Kumar|date = 2015|journal = Nuclear Engineering and Design|doi = 10.1016/j.nucengdes.2014.11.025|display-authors=etal |volume=284 |pages=60–66}}</ref><ref>{{Cite journal|title = Artificial Neural Network Modeling of In-Reactor Diametral Creep of Zr 2.5% Nb Pressure Tubes of Indian PHWRs|last = Sinha|first = R. K.|date = 2014|journal = Annals of Nuclear Energy|doi = 10.1016/j.anucene.2014.01.043|display-authors=etal |volume=69 |pages=246–251}}</ref> He had been guiding the programmes for new advanced reactors, under design and development at BARC, Mumbai, to utilise thorium as fuel.<ref name="Sinha 2006"/> These programmes include the [[Advanced heavy-water reactor|Advanced Heavy Water Reactor]] ([[Advanced heavy-water reactor|AHWR]]), which produces most of its power from thorium and has several innovative passive safety systems.<ref>{{Cite journal|title = Role of Passive Systems in Advanced Reactors|last = Sinha|first = R. K. |display-authors=etal |date = 2007|journal = Progress in Nuclear Energy|doi = 10.1016/j.pnucene.2007.07.007|volume=49|pages=486–498}}</ref> Most of the technological innovations in the design of [[Advanced heavy-water reactor|AHWR]] have been validated under his guidance,<ref>{{Cite journal|title = Reliability Assessment of Passive Isolation Condenser System of AHWR using APSRA Methodology|last = Sinha|first = R. K. |display-authors=etal |date = 2009|journal = Reliability Engineering and System Safety|doi = 10.1016/j.ress.2008.12.002|volume=94|pages=1064–1075}}</ref> in large experimental facilities. He has contributed substantially to design and development of Indian High Temperature Reactors<ref>{{Cite journal|title = Carbon Based Materials- Applications In High Temperature Nucelar Reactors|last = Sinha|first = R. K. |display-authors=etal |date = 2010|journal = Proceedings of FACC 2009}}</ref> intended for hydrogen generation and has been instrumental in the guiding the design and development of Compact High Temperature Reactor (CHTR), which will serve as technology demonstrator for future larger high temperature reactors.<ref>{{Cite journal|title = High Temperature Reactors|last = Sinha|first = R. K. |display-authors=etal |date = 2008|journal = Journal of Nuclear Materials|doi = 10.1016/j.jnucmat.2007.09.039}}</ref> Another salient objective of the CHTR is to demonstrate the technologies needed for transportable nuclear power packs capable of being deployed in remote areas with practically no need for skilled operation and no need to refuel for 15 years. This first-of-its-kind design incorporates thorium based coated particle type nuclear fuel,<ref>{{Cite web|url = http://www.igcar.ernet.in/events/anup2010/RKSinha.pdf|title = Advanced Nuclear Reactor Systems – An Indian Perspective|date = 2010|access-date = 2015-06-28|publisher = Science Direct|last = Sinha|first = Ratan Kumar}}</ref> a reactor physics design to achieve inherently safe neutronic characteristics, use molten lead-bismuth as coolant driven by natural circulation, passive emergency cooling systems that deliver core heat to atmosphere, passive shutdown device and passive control devices capable of operation at very high temperatures. These innovative features are unparalleled in any other reactor in the world.<ref name=":0" />

His initiatives in these areas are driven by a vision of achieving energy independence through the deployment of advanced nuclear energy systems that may be located close to population centres in our densely populated country. Dr. Sinha has overseen the launch of various important projects of the Department of Atomic Energy including the [[Kudankulam]] Nuclear Power Plant.<ref name=":1" /> The [[Prototype Fast Breeder Reactor]] (PFBR) is under advanced stages of construction in [[Kalpakkam]], India. The foundation stone of the 2800 Megawatt Gorakhpur Nuclear Power Plant or the Gorakhpur Haryana Anu Vidyut Pariyojana (GHAVP) was laid in January 2014.<ref>{{Cite web|url = http://www.npcil.nic.in/hindi/pdf/news_13jan2014_01.pdf|title = Laying of Foundation Stone of 2800 MW Gorakhpur Haryana Anu Vidyut Pariyojana|date = 2014-01-13|access-date = 2015-06-28|website = Press Release|publisher = NPCIL}}</ref><ref>{{Cite web|title = Decks cleared for first-ever atomic energy plant in Haryana: Jitendra Singh|url = http://www.financialexpress.com/article/economy/decks-cleared-for-first-ever-atomic-energy-plant-in-haryana-jitendra-singh/84414/|access-date = 2015-06-28}}</ref>

==Non-power applications and spin-off technologies==
Ratan Kumar Sinha has enabled development of self-reliance, and achievement of international excellence in several domains of nuclear technology. In addition to guiding programmes for the development of nuclear energy system, he has given high priority to application of radiation technology and spinoff R&D for enhanced contribution of Department of Atomic Energy towards healthcare management,<ref>{{Cite web|title = The National Cancer Grid of India Pramesh C S, Badwe RA, Sinha RK - Indian J Med Paediatr Oncol|url = http://www.ijmpo.org/article.asp?issn=0971-5851;year=2014;volume=35;issue=3;spage=226;epage=227;aulast=Pramesh|website = www.ijmpo.org|access-date = 2015-06-28}}</ref> agriculture<ref>{{Cite web|url = http://www.barc.gov.in/publications/nl/2013/2013050609.pdf|title = Secretary, Agriculture and Cooperation, Ministry of Agriculture at BARC|date = 2013|access-date = 2015-06-28|website = National Technology Day 2013: a Report}}</ref> & food preservation<ref>{{Cite web|url = http://www.gcnep.gov.in/programs/details/NTP-RPF0213-Brochure.pdf|title = National Training Program on Radiation Processing of Food|date = 2013|access-date = 2015-06-28|website = Global Centre for Nuclear Energy Partnership|publisher = Global Centre for Nuclear Energy Partnership}}</ref> and water purification<ref>{{Cite web|url = http://www.barc.gov.in/publications/tb/desalination.pdf|title = Desalination and Water Purification Technologies|date = 2010|access-date = 2015-06-28|website = BARC}}</ref><ref>{{Cite web|url = http://www.gtu.ac.in/Media/Jan15/19012015_2.pdf|title = BARC develops Membrane based Next Generation Water Purification Devices|date = 2015|access-date = 2015-06-28|website = www.gtu.ac.in|publisher = Gujarat Technological University}}</ref> and other deliveries of direct societal relevance.

==Public outreach initiatives==
Ratan Kumar Sinha has strengthened outreach activities of DAE for spreading awareness about nuclear energy among the general public.<ref name="indianexpress.com"/> He has been instrumental in launching the maiden campaign of DAE in the television broadcast media over Doordarshan network of channel. He has encouraged participation of members of DAE in ground events, like Mumbai Marathon 2015,<ref name=":2" /> for greater outreach. He ran with the DAE contingent in Dream Run section of Mumbai Marathon 2015. Under his guidance and for the first time in its history, DAE participated and displayed its tableau in the 66th [[Republic Day]] Parade 2015 at [[Rajpath]], [[New Delhi]].<ref name=":3" />

==Professional affiliations, awards and honours==
Ratan Kumar Sinha is a member of International Nuclear Energy Academy (INEA) and Indian National Academy of Engineering (INAE) and a fellow of Maharashtra Academy of Sciences.<ref>{{Cite web|title = Brief Bio-Data of Ratan Kumar Sinha|url = http://iitp.ac.in/index.php/latest-news/864-first-conv-23-12-12.html|website = iitp.ac.in|access-date = 2015-06-28}}</ref> He has several awards and honors to his credit including the first of the prestigious Homi Bhabha Science and Technology Award (1992),<ref>{{Cite web|title = Bio-data of Ratan Kumar Sinha|url = http://www.npcil.nic.in/main/BoardDirectors_Ratan_Kumar_Sinha.htm|website = www.npcil.nic.in|access-date = 2015-06-28}}</ref> VASVIK Award (2000),<ref>{{Cite web|title = .:: Vasvik.org ::.|url = http://www.vasvik.org/Mechanical_&_Structural_Sciences_&_Technology.html|website = www.vasvik.org|access-date = 2015-06-28}}</ref> Indian Nuclear Society (INS) Award (2001), the DAE Special Contributions Award (2006), INAE Prof. S. N. Mitra Memorial Award (2006).<ref>{{Cite web|title = INAE {{!}} Welcome to INAE|url = http://inae.in/professor-jai-krishna-and-professor-sn-mitra-memorial-awards/|website = inae.in|access-date = 2015-06-28}}</ref> He also received Prime Minister's cash award (1998) for the contributions to the 1998 Pokharan Tests. He was conferred with honorary Doctorate of Sciences (D. Sc.) degree by the University of Mysore (2009),<ref name=":0" /> Ph. D. (h. c.) of Defence Institute of Advanced Technology, Pune (2013)<ref>{{Cite web|url = http://www.diat.ac.in/images/pdf/News%20Letter%20Vol.%203(2)Apr-Jun%202013.pdf|title = SEVENTH CONVOCATION OF THE DEFENCE INSTITUTE OF ADVANCED TECHNOLOGY (DU), PUNE|access-date = 2015-06-28|website = SEVENTH CONVOCATION OF THE DEFENCE INSTITUTE OF ADVANCED TECHNOLOGY (DU), PUNE|publisher = DIAT Pune}}</ref> and honorary Doctorate of Sciences (D. Sc.) by Amity University (2014).<ref>{{Cite web|title = Amity University|url = http://www.amity.edu/event-detail-normal.aspx?Event=3442&Events=Events|website = www.amity.edu|access-date = 2015-06-28}}</ref> He is the recipient of Distinguished Academician Award from IIT Patna (2013),<ref>{{Cite web|title = Award Winners - Convocation 2013|url = http://iitp.ac.in/index.php/latest-news/864-first-conv-23-12-12.html|website = iitp.ac.in|access-date = 2015-06-28}}</ref> the Kurukshetra University Goyal Award (2015)<ref>{{Cite web|title = Kurukshetra University awards 7 scientists with Goyal Award|url = http://www.indiaeducationreview.com/news/kurukshetra-university-awards-7-scientists-goyal-award|website = www.indiaeducationreview.com|access-date = 2017-02-17}}</ref> and the South Indian Education Society's National Eminence Award for Science and Technology (2015).<ref>{{Cite web|title = SIES Annual Awards|url = http://www.siesedu.net/awards.php|website = www.siesedu.net|access-date = 2017-02-17}}</ref>

==Publications==
# R.K. Sinha et al., ‘Evaluation of Ultimate Tensile Strength using Miniature Disk Bend Test’, Journal of Nuclear Materials (2015).
# R.K. Sinha et al., ‘Experimental determination of thermal contact conductance between pressure and calandria tubes of Indian pressurized heavy water reactors’, Nuclear Engineering and Design, 284, 60 – 66, (2015).
# R.K. Sinha et al.,’Use of Miniature Tensile Specimen for Measurement of Mechanical Properties’, Procedia Engineering 86 (2014), 899 – 909.
# R.K. Sinha et al., ‘The National Grid of India’, Indian Journal of Medical and Paediatric Oncology, July – September 2014, Volume 35, Issue 3, 226 – 227.
# R.K. Sinha et al., ‘Modeling flow and work hardening behaviour of cold worked Zr-2, 5 Nb pressure tube material in the temperature range of 30oC to 600oC, Nuclear Engineering and Design, 269, 52 – 56, (2014)
# R.K. Sinha et. al., ‘Artificial Neural Network Modeling of In-Reactor Diametral Creep of Zr 2.5% Nb Pressure Tubes of Indian PHWRs’, Annals of Nuclear Energy, Volume 69, Pages 246–251, July 2014,
# R.K. Sinha et al., ‘Analysis of Interaction of Calandria Tubes with the End Shields in [[Advanced heavy-water reactor|Advanced Heavy Water Reactor]] ([[Advanced heavy-water reactor|AHWR]])’, Procedia Engineering 55 (2013) 333 – 341.
# R.K. Sinha et al.,’Non-destructive assay of fissile materials through active neutron interrogation technique using pulsed neutron (plasma focus) device’, Nuclear Instruments and Methods in Physics Research A (2012)
# R.K. Sinha et al., ‘A Mechanistic Approach for the Prediction of Critical Power in BWR Fuel Bundles’, JSME Journal of Power and Energy System, Vol.6, p35-50, 2012.
# R.K. Sinha et al.," Steady state behaviour of Natural Circulation loops operating with supercritical fluids for open and closed loop boundary conditions", Heat transfer Engineering Journal, published by Taylor and Francis, 33(9): 1-12, 2012.

List of his earlier publications is available on-line.<ref>{{Cite web|title = List of Publications - R K Sinha|url = http://www.barc.gov.in/leaders/rks_pub.pdf|website = www.barc.gov.in|access-date = 2015-06-28}}</ref>

== See also ==
* [[Department of Atomic Energy]]
* [[Atomic Energy Commission of India]]
* [[Bhabha Atomic Research Center]]

==References==
{{Reflist}}

==External links==
* {{Cite web |url=https://www.indiatoday.in/india/photo/profile-of-top-25-scientists-in-india-366262-2011-09-11 |title=Profile of Top 25 scientists in India |date=2011-09-11 |website=India Today |language=en-US |access-date=2018-01-17}}

{{Commons category}}

{{waste}}
{{Nuclear Technology}}

{{authority control}}

{{DEFAULTSORT:Sinha, Ratan Kumar}}
[[Category:Indian nuclear physicists]]
[[Category:Patna University alumni]]
[[Category:1951 births]]
[[Category:Living people]]
[[Category:20th-century Indian physicists]]
[[Category:Scientists from Patna]]
[[Category:Engineers from Bihar]]
[[Category:Indian mechanical engineers]]
[[Category:20th-century Indian engineers]]

Ratan Kumar Sinha - Revision history

->GreenC bot: Rescued 1 archive link. Wayback Medic 2.5