Article

Kalimuthu, Vijayarangamuthu and Kumar, Praveen and Kumar, Mahesh and Rath, Shyama (2018) Growth mechanism and optical properties of Ge nanocrystals embedded in a GeO (x) matrix. Applied Physics A: Materials Science and Processing , 124 (10). pp. 712-719. ISSN 0947-8396

Kumar, Praveen and Devi, Pooja and Soto Rodriguez, P. E. D. and Jain, Rishabh and Jaggi, Neena and Sinha, R. K. and Kumar, Mahesh (2018) Structural, optical and Carrier dynamics of self-assembled InGaN nanocolumns on Si(111). Superlattices and Microstructures , 117. pp. 25-30. ISSN 0749-6036

Kumar, Praveen and Devi, Pooja and Rodriguez, P. E. D. S. and Kumar, Manish and Shivling, V. D. and Noetzel, Richard and Sharma, Chhavi and Sinha, R. K. and Kumar, Mahesh (2018) Ultrafast Carrier dynamics of In(x)Ga1(-x)N nanostructures grown directly on Si (111). Optical Materials, 79. pp. 475-479. ISSN 0925-3467

Devi, Pooja and Sharma, Chhavi and Kumar, Praveen and Kumar, Mahesh and Bansod, Baban K. S. and Nayak, Manoj K. and Singla, Madan L. (2017) Selective electrochemical sensing for arsenite using rGO/Fe3O4 nanocomposites. Journal of Hazardous Materials, 322. 85-94 . ISSN 0304-3894

Devi, Pooja and Kumar, Praveen and Sharma, Chhavi and Sharma, Chhavi and Kumar, Mahesh and Nayak, Manoj (2016) Structural and ultrafast charge carrier dynamics of in-situ synthesized rGO/Fe3O4 nanocomposite. Materials Letters , 181. 99-102. ISSN 0167-577X

Kumar, Mahesh and Kumar, Praveen and Shivaprasad, S. M. (2016) Formation of low-dimensional GaN on trenched Si(5 5 12), probed by STM and XPS. Materials Research Express, 3 (3). ISSN 2053-1591

Kumar, Praveen and Kumar, Mahesh and Nötzel, R. and Shivaprasad, S. M. (2014) Nitrogen ion induced nitridation of Si(111) surface: Energy and fluence dependence. Materials Chemistry and Physics, 145 (3). 274-277 . ISSN 0254-0584

-, Vandana and Batra, Neha and Kumar, Praveen and Sharma, Pooja and Singh, P. K. (2014) Titanium di-oxide films using a less hygroscopic colloidal precursor. Materials Chemistry and Physics, 144 (3). pp. 242-246. ISSN 0254-0584

Batra, Neha and -, Vandana and Kumar, Praveen and Srivastava, S. K. and Singh, P. K. (2014) X-ray photoelectron spectroscopic study of silicon surface passivation in alcoholic iodine and bromine solutions. Journal of Renewable and Sustainable Energy, 6 (1). ISSN 1941-7012

Kumar, Praveen and Kumar, Mahesh and Shivaprasad, S. M. (2013) Residual thermal desorption studies of Ga adatoms on trenched Si(5512) surface. Applied Surface Science, 282. 348-350. ISSN 0169-4332

Mathur, Shubhra and Jain, Rohit and Kumar, Praveen and Sachdev, K. and Sharma, S. K. (2012) Effect of nanocrystalline phase on the electrochemical behavior of the alloy Ti60Ni40. Journal of Alloys and Compounds, 538. pp. 160-163. ISSN 0925-8388

Kumar, Praveen and Kumar, Mahesh and Shivaprasad, S. M. (2012) Ga induced 2D superstructural phase diagram on trenched Si(5512) surface. Surface Science, 606 (13-14). pp. 1045-1049. ISSN 0039-6028

Kumar , Praveen and Kuyyalil, Jithesh and Kumar, Mahesh and Shivaprasad, S. M. (2011) A superstructural 2D-phase diagram for Ga on the Si(111)-7x7 system. Solid State Communications, 151 (23). pp. 1758-1762. ISSN 0038-1098

Sharma, Bhupendra K. and Khare, Neeraj and Kumar, Mahesh and Kumar, Praveen (2011) Study of intermediate states in shape transition of ZnO nanostructures from nanoparticles to nanorods. Chemical Physics Letters, 515 (1-3). pp. 62-67. ISSN 0009-2614

Kumar, Praveen and Kumar, Mahesh and Mehta, B. R. and Shivaprasad , S. M. (2011) Ga-induced restructuring of Si(5 5 12) − 2 × 1 reconstructed surface at room temperature. Surface Science, 605 (15-16). pp. 1426-1430. ISSN 0039-6028

Mathur, Shubhra and Vyas, Rishi and Jain, Rohit and Kumar, Praveen and Sachdev, K. and Sharma, S. K. (2011) Electrochemical behavior of different structural states of the alloy Ti60Ni40. Journal of Non-Crystalline Solids, 357 (16-17). pp. 3084-3087. ISSN 0022-3093

Jain, Vipin Kumar and Kumar, Praveen and Bhandari, Deepika and Vijay, Y. K. (2010) Growth and characterization of transparent conducting nanostructured zinc indium oxide thin films. Thin Solid Films, 519 (3). pp. 1082-1086. ISSN 0040-6090

Sangeetha, K. and Babu, R. Ramesh and Kumar, Praveen and Bhagavannarayana, G. and Ramamurthi, K. (2010) H+ ion implantation on L-arginine monohydrobromide monohydrate single crystal for tuning electro-optical properties. Radiation Effects & Defects in Solids , 166 (3). pp. 215-222. ISSN 1042-0150

Jain, Vipin Kumar and Kumar, Praveen and Kumar, Mahesh and Jain, Praveen and Bhandari, Deepika and Vijay, Y. K. (2010) Study of post annealing influence on structural, chemical and electrical properties of ZTO thin films. Journal of Alloys and Compounds, 509 (8). pp. 3541-3546. ISSN 0925-8388

Kumar, Praveen and Kumar, Mahesh and Shivaprasad, S. M. (2010) (7X7) reconstruction as barrier for Schottky-barrier formation at the Ga/Si (111) interface. Applied Physics Letters, 97 (12). ISSN 1077-3118

Kumar, Praveen and Kumar, M. and Mehta , B. R. and Shivaprasad, S. M. (2009) Ga-induced superstructures on the Si(1 1 1) 7 × 7 surface. Applied Surface Science, 256 (2). pp. 480-483. ISSN 0169-4332

Kumar, Praveen and Nair, Lekha and Bera, Santanu and Mehta , B. R. and Shivaprasad , S. M. (2009) Epitaxial SiC formation induced by medium energy ions on Si(1 1 1) at room temperature. Applied Surface Science, 255 (15). 6802-6805. ISSN 0169-4332

Kumar, Praveen and Bhattacharya, S and -, Govind and Mehta , B. R. and Shivaprasad, S. M. (2009) Nitrogen Ion Induced 2D-GaN Layer Formation of GaAs (001) Surface. Journal of Nanoscience and Nanotechnology, 9 (9). pp. 5659-5663. ISSN 1533-4880

Kumar, Praveen and Kumar, Mahesh and -, Govind and Mehta , B. R. and Shivaprasad , S. M. (2009) XPS investigation of ion beam induced conversion of GaAs(0 0 1) surface into GaN overlayer. Applied Surface Science, 256 (2). pp. 517-520. ISSN 0169-4332

Batra, Neha and Kumar, Praveen and Srivastava , S. K. and -, Vandana and Kumar, Ravi and Srivastava, Ritu and Deepa, M. and Awasthy, B. R. and Singh , P. K. (2011) Controlled synthesis and characteristics of antireflection coatings of TiO2 produced from a organometallic colloid. Materials Chemistry and Physics, 130 (3). 1061-1065. ISSN 0254-0584

Singh, Shiva Kumar and Kumar, Praveen and Husain, M. and Kishan, Hari and Awana, V. P. S. (2010) Structural and magnetic properties of Co1−xFexSr2YCu2O7+δ compounds. Journal of Applied Physics, 107 (6). 063905-1. ISSN 1089-7550

Conference or Workshop Item

-, Govind and Kumar, Praveen and Shivaprasad, S. M. (2009) Phase dependence of secondary electron emission at the Cs-Sb-Si (111) interface. In: International Conference on Transport and Optical Properties of Nanomaterials (ICTOPON 2009) , JAN 05-08, 2009 , Allahabad, INDIA.