All Publication
1.

A. Rajkamal, E. Mathan Kumar, V. Kathirvel, Noejung Park, and Ranjit Thapa*, “Si doped T6 carbon structure as an anode material for Li-ion batteries: An ab initio study”, Scientific Reports, 6, 37822, 2016. *Corresponding Author IF: 5.228.

2

Paramita Banerjee, Soubhik Chakrabarty, Ranjit Thapa* and G.P. Das, Exploring the catalytic activity of pristine T6[100] surface for oxygen reduction reaction: A first-principles study, Applied Surface Science, Accepted, 2016. *Corresponding Author IF: 3.15.

3

Rajarshi Roy#, Ranjit Thapa#, Gundam S. Kumar, Nilesh Mazumder, Dipayan Sen, S. Sinthika, Nirmalya S. Das and Kalyan K. Chattopadhyay, “Colossal magnetoresistance in amino functionalized graphene quantum dots at room temperature: Manifestation of weak anti-localization and doorway to spintronics”,Nanoscale, 8, 8245-8254, 2016. #Same Contribution IF: 7.76.

4

S. Sinthika, Vala Surya Teja, Y. Kawazoe, Ranjit Thapa* CO Oxidation Prefers Eley–Rideal or Langmuir–Hinshelwood Pathway: Monolayer vs. Thin Film of SiC. ACS Applied Materials & Interface, 8, 5290–5299, 2016. *Corresponding Author IF: 7.145.

5.

A. Ghosh, P. Guha, Ranjit Thapa, S. Sinthika, M. Kumar, B.Rakshit, T. Dash, P. V. Satyam, Tuning Work Function of Randomly Oriented ZnO nanostructures by capping with Faceted Au nanostructure and Oxygen defects: Enhanced Field Emission Experiments and DFT studies, Nanotechnology, 27, 125701, 2016. IF: 3.81

6.

E. Mathan Kumar, B. Prajapat, B. Saha, Ranjit Thapa*, Spillover of Hydrogen on SiC-ML Surface: Doping Effect and Bond Exchange Mechanism, International Journal of Hydrogen Energy, 41, 3928, 2016. *Corresponding Author IF: 3.205.

7

K. Iyakutti, E. Mathan Kumar, Ranjit Thapa, R. Rajeswarapalanichamy, V. J. Surya, Y. Kawazoe, Effect of multiple defects and substituted impurities on the band structure of graphene: a DFT study, J Mater Sci: Mater Electron 2016. IF: 1.798.

8

A. Bera, K. Deb, K.K. Chattopadhyay, Ranjit Thapa, B. Saha, Mixed phase delafossite structured p type CuFeO2/CuO thin film on FTO coated glass and its Schottky diode characteristics, Microelectronic Engineering 162, 23–26, 2016. IF: 1.277.

9

K. Iyakutti, E. Mathan Kumar, I. Lakshmi, Ranjit Thapa, R. Rajeswarapalanichamy, V. J. Surya, Y. Kawazoe, Effect of surface doping on the band structure of graphene: a DFT study, Journal of Materials Science: Materials in Electronics, 27, 2728, 2016. IF: 1.798.

10

U. N. Maiti, Ranjit Thapa, J. Lim, D. J. Li, S. O. Kim, Self-Size-Limiting Nanoscale Perforation of Graphene for Dense Heteroatom Doping, ACS Applied Materials & Interface, 7, 25898, 2015. IF: 7.145.

11

S. Sinthika, E. Mathan Kumar, V. J. Surya, Y. Kawazoe, Noejung Park, K. Iyakutti, Ranjit Thapa*, Activation of CO and CO2 on Homonuclear Boron Bonds of Fullerene-like BN Cages: First Principles Study, Scientific Reports, 5, 17560, 2015. *Corresponding Author IF: 5.228.

12

S. Sinthika, Ranjit Thapa*, Influence of enolate/epoxy configuration, doping and vacancy on the catalytic activity of graphene, RSC Advances 5, 93215, 2015.*Corresponding Author IF:3.289.

13

Kusha Kumar Naik, Ruchita T. Khare, Rogerio V. Gelamo, Mahendra A. More, Ranjit Thapa, Dattatray J. Late, Chandra Sekhar Rout, Enhanced electron field emission from NiCo2O4 nanosheet arrays, Material Research Express, 2 (2015) 095011. IF: 0.968

14

Soubhik Chakrabarty, A. H. M. Abdul Wasey, Ranjit Thapa,* G. P. Das, First principles design of divacancy defected graphene nanoribbon based rectifying and negative differential resistance device", AIP Advance, 5 (2015) 087163. *Corresponding Author, IF: 1.444.

15

A. Samantara, D. Mishra, S. Suryawanshi, M. More, Ranjit Thapa, D. J. Late, B. K. Jena, C. S. Rout, “Facile synthesis of Ag nanowires-rGO composites and their promising field emission performance”, RSC Advance, 5 (2015) 41887. IF: 3.289.

16

Dongbin Shin, Ranjit Thapa,* Noejung Park,* "An oxygen reduction catalytic process through superoxo adsorption states on n-type doped h-BN: a first-principles study", Current Applied Physics, 15, (2015) 727–732. *Corresponding Author, IF: 2.144.

17

Dongbin Shin, Ranjit Thapa,* Noejung Park,* "An oxygen reduction catalytic process through superoxo adsorption states on n-type doped h-BN: a first-principles study", Current Applied Physics, 15, (2015) 727–732. *Corresponding Author, IF: 2.144.

18

S. Ratha, R. Khare, M. A. More, Ranjit Thapa, D. J. Late, C. S. Rout, "Field Emission properties of spinel ZnCo2O4 Microflowers", RSC Advance, 5 (2015) 5372-5378. IF: 3.289.

19

E. Mathan Kumar, S. Sinthika and Ranjit Thapa,* "First principles guide to tune h-BN nanostructures as superior light element based hydrogen storage material: Role of bond exchange spillover mechanism", Journal of Materials Chemistry A, 3 (2015) 304-313. *Corresponding Author, IF: 8.262.

20

A. Beraa, Ranjit Thapa, K. K. Chattopadhyay, B. Saha, In plane conducting channel at the interface of CdO-ZnO isotype thin film heterostructure, Journal of Alloys and Compounds, 632 (2015) 343-347. IF: 3.014.

21

Ranjit Thapa,* Saurabh Ghosh, S. Sinthika S, E. Mathan Kumar, Noejung Park, "Magnetic, elastic and optical properties of zinc peroxide (ZnO2): First principles study", Journal of Alloys and Compounds, 620 (2015) 156-163. *Corresponding Author, IF: 3.014.

22

K. K. Naik, R. Khare, D. Chakravarty, M. A. More, Ranjit Thapa,* D. J. Late,* C. S. Rout,* Field Emission properties of ZnO Nanosheet Arrays, Applied Physics Letters, 105 (2014) 233101. *Corresponding Author, IF: 3.142.

23

Dongbin Shin, S. Sinthika, Min Choi, Ranjit Thapa,* Noejung Park,* "Ab initio study of thin oxide-metal overlayers as an inverse catalytic system for dioxygen reduction with enhanced CO tolerance", ACS Catalysis, 4 (2014) 4074–4080. *Corresponding Author, IF: 9.307.

24

A. Debnatha, Ranjit Thapa, K. K. Chattopadhyay, B. Saha, Spectroscopic studies on interaction of Congo red with Ferric Chloride in aqueous medium for waste water treatment, Separation Science and Technology, 50 (2015) 1684-1688. IF: 1.083.

25

D. Sen#, Ranjit Thapa# and K. K. Chattopadhyay, "A first-principles investigation of oxygen reduction reaction catalysis capabilities of As decorated defect graphene", Dalton Transactions, 43 (2014) 15038. #Same Contribution, IF: 4.177.

26

S. Sinthika, E. Mathan Kumar, Ranjit Thapa*, Doped h-BN monolayer as efficient noble metal-free catalysts for CO oxidation: role of dopant and water in activity and catalytic de-poisoning", Journal of Materials Chemistry A, 2 (2014) 12812 - 12820. *Corresponding Author, IF: 8.262.

27

D. Sen, Ranjit Thapa, K. K. Chattopadhyay, "Rules of B-N doping in defect graphene sheet: A first-principles investigation of bandgap tuning and ORR catalysis capabilities", Chem Phys Chem, 15 (2014) 2542-2559. IF: 3.138.

28

G. Sandeep Kumar, Rajarshi Roy, Dipayan Sen, Uttam K. Ghorai, Ranjit Thapa, Nilesh Mazumder, Subhajit Saha and Kalyan K. Chattopadhyay, "Amino-functionalized Graphene Quantum Dots: Origin of Tunable Hetrogeneous Photoluminescence" Nanoscale, 6 (2014) 3384-3391. IF: 7.76.

29

Ranjit Thapa*, G. P. Das, "Optical and Vibrational properties of hydrogenated BN-sheet: First Principle study", Applied Surface Science, 284 (2013) 638– 643. *Corresponding Author, IF: 2.711.

30

Ruiguo Cao, Ranjit Thapa, Hyejung Kim, Xiaodong Xu, Min Gyu Kim, Qing Li, Noejung Park, Meilin Liu, Jaephil Cho, Promotion of Oxygen Reduction by a Bio-inspired FePc-Py-CNTs Catalyst, Nature Communications, 4 (2013) Article No. 2076. IF: 11.329

31

D. Sen, Ranjit Thapa, K. K. Chattopadhyay, "Small Pd cluster adsorbed double vacancy defect graphene sheet for hydrogen storage: A first-principles study", International Journal of Hydrogen Energy, 38 (2013) 3041. IF: 3.205

32

Ranjit Thapa, Noejung Park, "First-Principles Identification of Iodine Exchange Mechanism in Iodide Ionic Liquid", The Journal of Physical Chemistry Letters, 3 (2012) 3065−3069. IF: 8.539.

33

R. Thapa, S. Maiti, T. H. Rana, U. N. Maiti and K. K. Chattopadhyay, “TiO2 Nanoparticles synthesis via simple hydrothermal route: Degradation of Orange II, Methyl Orange and Rhodamine B”, Journal of Molecular Catalysis A: Chemical363-364, 223-229, 2012. IF: 3.958.

34

A Jha, R Thapa and K. K. Chattopadhyay, “Structural transformation from Mn3O4 nanorods to nanoparticles and band gap tuning via Zn doping”,Materials Research Bulletin 47, 813-819, 2012IF: : 2.435.

35

D. Sen,R. Thapa, K. Bhattacharjee and K. K. Chattopadhyay, “Site dependent metal adsorption on (3x3) h-BN monolayer: Stability, Magnetic and Optical properties”, Computational Materials Science, 56, 165-171, 2012. IF: IF: 2.086.

36

A. Sen, U.N. Maiti, R. Thapa and K. K. Chattopadhyay, “Temperature-dependent ac conductivity and dielectric response of vanadium doped CaCu3Ti4O12 ceramic”, Applied Physics A: Materials Science and Processing, 104, 1105-1111, 2011IF: 1.444.

37

R. Thapa, D. Sen, M. K. Mitra, and K. K. Chattopadhyay, “Palladium atoms and its dimers adsorbed on graphene: first principles study”, Physica B: Condensed Matter, 406, 368–373, 2011. IF: 1.352.

38

R. Thapa, B. Saha and K. K. Chattopadhyay, “First principles analysis on V3+ doped aluminum nitride” Computational Materials Science”, 49, 363-67, 2010IF: 2.086.

39

R. Thapa, B. Saha, U. N. Maiti, N.S. Das and K. K. Chattopadhyay, “Self filling of Ni nanoparticles in amorphous AlN nanotubesApplied Surface Science, 256, 3988–3992, 2010IF: 3.15.

40

A. Sen, U.N. Maiti, R. Thapa and K. K. Chattopadhyay, “Effect of vanadium doping on the dielectric and nonlinear current-voltage characteristics of CaCu3Ti4O12 ceramic”, Journal of Alloys and Compounds, 506, 853-857, 2010. IF: 3.014

41

U. N. Maiti, S. Maiti, R. Thapa and K. K. Chattopadhyay, “Flexible cold cathode with ultralow threshold field designed through wet chemical route”, Nanotechnology,21, 505701, 2010. IF: 3.573.

42

N. S. Das, B.Saha, R. Thapa, G. C. Das, K. K. Chattopadhyay, “Band gap widening of nanocrystalline nickel oxide thin films via phosphorus doping”, Physica E, 42, 1377–1382, 2010. IF: 3.573.

43

B. Saha, R. Thapa, N. S. Das and K. K. Chattopadhyay, “Intentionally incorporated defect and its consequences in oxide thin film through Radio Frequency Magnetron Sputtering Technique”, Indian Journal of Physics, 84, 681-685, 2010. IF: 1.166.

44

R. Thapa, B. Saha, S. Goswami and K. K. Chattopadhyay, “Study of field emission and dielectric properties of AlN films prepared by DC sputtering technique at different substrate temperatures”, Indian Journal of Physics84,1343-1350, 2010. IF: 1.166.

45

B. Saha, R. Thapa, S. Jana and K. K. Chattopadhyay”, Optical and Electrical Properties of P-type Transparent Conducting CuAlO2 Thin film Synthesized by Reactive Radio Frequency Magnetron Sputtering Technique”, Indian Journal of Physics84, 1337-1342, 2010IF: 1.166.

46

R. Thapa, B. Saha and K. K. Chattopadhyay,“Enhanced field emission from Si doped nanocrystallineAlN thin films” Applied Surface Science, 255, 4536–4541, 2009IF: 3.15.

47

R. Thapa, B. Saha, K. K. Chatopadhyay, “Synthesis of cubic aluminum nitride by VLS technique using gold chloride as a catalyst and its optical and field emission properties”, Journal of Alloys and Compounds, 475, 373–377, 2009IF: 3.014.

48

B. Saha, R. Thapa, K. K. Chattopadhyay, “A novel route for the low temperature synthesis of p-type transparent semiconducting CuAlO2” Materials Letters, 63, 394–396, 2009. IF: 2.437.

49

S. Jana, R. Thapa, R. Maity and K. K. Chattopadhyay, “Optical and dielectric properties of PVA capped nanocrystallinePbS thin films synthesized by chemical bath deposition”Physica E 40, 3121– 3126, 2008. IF:1.904.

50

B. Saha, R. Thapa, K. K. Chattopadhyay, “Wide range tuning of electrical conductivity of RF sputtered CdO thin films through oxygen partial pressure variation”, Solar Energy Materials and Solar Cells, 92, 1077– 1080, 2008IF: 4.732.

51

B. Saha, R. Thapa, K. K. Chattopadhyay, “Band gap widening in highly conducting CdO thin film by Ti incorporation through radio frequency magnetron sputtering technique”, Solid State Communications, 145, 33–37, 2008IF: 1.458.