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R. Singhal · SciRah

Researcher profile · Semantic Scholar

R. Singhal

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R. Singhal — researcher profile on SciRah

h-index: 18
Works: 104
Citations: 1,085

Most-cited papers

Room temperature ferromagnetism in Mn-doped dilute ZnO semiconductor: An electronic structure study using X-ray photoemission
R. Singhal, M. Dhawan, S. K. Gaur, S. N. Dolia +6 more
2009108 citations
Semantic Scholar
Electronic and magnetic properties of Co-doped ZnO diluted magnetic semiconductor
R. Singhal, A. Samariya, Yu-Tao T. Xing, Sudhish Kumar +4 more
2010105 citations
Semantic Scholar
Role of electronic structure and oxygen defects in driving ferromagnetism in nondoped bulk CeO2
R. Singhal, P. Kumari, A. Samariya, Sudhish Kumar +3 more
2010104 citations
Semantic Scholar
Evidence of defect-induced ferromagnetism and its “switch” action in pristine bulk TiO2
R. Singhal, Sudhish Kumar, P. Kumari, Y.-T. Xing +1 more
201174 citations
Semantic Scholar
Defect-induced reversible ferromagnetism in Fe-doped ZnO semiconductor: An electronic structure and magnetization study
A. Samariya, R. Singhal, Sudhish Kumar, Yu-Tao T. Xing +5 more
201049 citations
Semantic Scholar
Study of defect-induced ferromagnetism in hydrogenated anatase TiO2:Co
R. Singhal, A. Samariya, Sudhish Kumar, Y.-T. Xing +5 more
201049 citations
Semantic Scholar
A close correlation between induced ferromagnetism and oxygen deficiency in Fe doped In2O3
R. Singhal, A. Samariya, Sudhish Kumar, Savita Sharma +4 more
201044 citations
Semantic Scholar
Investigating the mechanism of ferromagnetic exchange interaction in non-doped CeO2 with regard to defects and electronic structure
R. Singhal, Sudhish Kumar, A. Samariya, M. Dhawan +2 more
201236 citations
Semantic Scholar
Swift heavy ion irradiation induced modifications in magnetic and dielectric properties of Mn–Ca ferrite
S. N. Dolia, Pratibha Sharma, M. Dhawan, Sudhish Kumar +8 more
201233 citations
Semantic Scholar
Defect-induced reversible ferromagnetism in hydrogenated ZnO:Co
R. Singhal, A. Samariya, Sudhish Kumar, Yu-Tao T. Xing +3 more
201031 citations
Semantic Scholar
Switch ‘on’ and ‘off’ ferromagnetic ordering through the induction and removal of oxygen vacancies and carriers in doped ZnO: A magnetization and electronic structure study
R. Singhal, Arvind Samariya, Sudhish Kumar, Yu-Tao T. Xing +4 more
201030 citations
Semantic Scholar
Electronic structure, orbital symmetry transformation, charge transfer, and valence state studies on Fe3+ - substituted CaCu3Ti4O12 quadruple perovskites using X-ray photoelectron spectroscopy
U. M. Meshiya, P. Raval, P. R. Pansara, Monika Nehra +5 more
202027 citations
Semantic Scholar
On the longevity of H-mediated ferromagnetism in Co doped TiO2: A study of electronic and magnetic interplay
R. Singhal, A. Samariya, Sudhish Kumar, Y.-T. Xing +5 more
201027 citations
Semantic Scholar
RETRACTED: “Effect of hydrogenation vs. re-heating on intrinsic magnetization of Co doped In2O3”
A. Samariya, R. Singhal, Sudhish Kumar, Yu-Tao T. Xing +7 more
201027 citations
Semantic Scholar
Electronic structure of Mn-doped ZnO by x-ray emission and absorption spectroscopy
F. Bondino, K. Garg, E. Magnano, Emanuela Carleschi +4 more
2008Journal of Physics: Condensed Matter26 citations
Semantic Scholar
Core level photoemission study of polycrystalline MgB2
K. Garg, T. Chatterji, S. Dalela, M. Heinonnen +3 more
200425 citations
Semantic Scholar
Room temperature ferromagnetism in Mn doped dilute ZnO semiconductor; an electronic structure study
R. Singhal, M. Dhawan, Sudhish Kumar, S. N. Dolia +2 more
200921 citations
Semantic Scholar
Retraction: Room temperature ferromagnetism in pure and Co- and Fe-doped CeO2 dilute magnetic oxide: effect of oxygen vacancies and cation valence
R. Singhal, P. Kumari, Sudhish Kumar, S. N. Dolia +5 more
201119 citations Open access
Semantic Scholar
Study of electronic structure and magnetization correlations in hydrogenated and vacuum annealed Ni doped ZnO
R. Singhal, Subhasini Sharma, P. Kumari, Sudhish Kumar +4 more
201116 citations
Semantic Scholar
Electronic structure of Pr 0.67 Ca 0.33 MnO 3 near the Fermi level studied by ultraviolet photoelectron and x-ray absorption spectroscopy
M. Dalai, P. Pal, B. R. Sekhar, N. Saini +6 more
200615 citations Open access
Semantic Scholar
Effect of Co and O defects on ferromagnetism in Co-doped ZnO: An X-ray absorption spectroscopic investigation
R. Singhal, N. Jakhar, A. Samariya, S. N. Dolia +1 more
201813 citations
Semantic Scholar
A comparative study of Pr substitution at Y and Ba sites in YBa2Cu3O7 − δ
R. Singhal
201113 citations
Semantic Scholar
Magnetization enhancement in nanocrystalline Co0.4Zn0.6Fe2O4 by 200 MeV Ag15+ ion irradiation
S. N. Dolia, M. Dhawan, A. Prasad, S. Kumar +3 more
201112 citations
Semantic Scholar
Influence of ageing on H-induced ferromagnetism in Zn1 − xMxO (M = Co, Fe, Mn)
R. Singhal, A. Samariya, Sudhish Kumar, Yu-Tao T. Xing +1 more
201012 citations
Semantic Scholar
Polarised XAS study of anomalous temperature dependence of aggregation of itinerant holes and pair formation in a YBa2Cu3O∼7-δ single crystal
K. Garg, S. Dalela, N. Saini, R. Singhal +2 more
200312 citations
Semantic Scholar
Study of some Ce intermetallics by core-level photoemission
R. Singhal, N. Saini, Kanwaljeet Garg, J. Kanski +4 more
199312 citations
Semantic Scholar
Cation distribution and magnetic ordering evolution study on Ca1+Cu3-Ti4O12 (x = 0.0–0.2) perovskites
D. V. Barad, U. M. Meshiya, N. P. Joshi, P. L. Mange +5 more
20208 citations
Semantic Scholar
RETRACTED: Electronic structure and magnetization correlations in Ni doped ZnO
R. Singhal, Sudhish Kumar, Y.-T. Xing, U. Deshpande +3 more
20118 citations
Semantic Scholar
Study of ferromagnetism in Mn doped ZnO dilute semiconductor system
R. Singhal, M. Dhawan, S. K. Gaur, S. N. Dolia +6 more
20098 citations Open access
Semantic Scholar
Comparative study of the electronic structure of natural and synthetic rubies using XAFS and EDAX analyses
P. Parikh, D. Bhardwaj, R. Gupta, N. Saini +4 more
20028 citations Open access
Semantic Scholar
Doped holes and Mn valence in manganites: a polarized soft x-ray absorption study of LaMnO3 and quasi-2D manganite systems
K. Garg, N. Saini, B. R. Sekhar, R. Singhal +6 more
20087 citations
Semantic Scholar
A study of the mechanism of suppression of superconductivity by Pr3+ substitution for Ba2+ in the YBCO(123) system
S. K. Gaur, R. Singhal, K. Garg, T. Shripathi +4 more
20077 citations Open access
Semantic Scholar
Study of anomalous temperature dependence of itinerant holes in under- and overdoped La2−xSrxCuO4 single crystals using polarised soft X-ray absorption spectroscopy
R. Singhal, N. Saini, S. Dalela, B. R. Sekhar +2 more
20037 citations
Semantic Scholar
Polarized XANES study of the importance of inter-block vis-à-vis intra-block coupling in evolution of Tc in halide-molecule-intercalated Bi2Sr2CaCu2O8−δ single crystals
R. Singhal, N. Saini, B. Dalela, S. Dalela +8 more
20026 citations Open access
Semantic Scholar
X-ray absorption study of mixed valence in Sm1−xRxSe(R=Nd,La) alloys
R. Singhal, U. Chandra, K. Garg, H. S. Chauhan +2 more
19896 citations
Semantic Scholar
XANES study of intermediate valence in SmSe1-x Asx alloys
R. Singhal, K.-V.-R. Rao, U. Chandra, K. Garg +2 more
19905 citations Open access
Semantic Scholar
X-RAY ABSORPTION STUDY OF INTERMEDIATE VALENCE IN Sm1−xGdxS ALLOYS
R. Singhal, K.-V.-R. Rao, U. Chandra, D. Jain +1 more
19905 citations
Semantic Scholar
X-ray Absorption Spectroscopic Investigation of Ferromagnetic Ni-doped ZnO
N. Jakhar, A. Samariya, Subhasini Sharma, M. Dhawan +3 more
20174 citations
Semantic Scholar
Magnetization and XPS study of pristine bulk In2O3
S. Sharma, A. Samariya, M. Dhawan, P. K. Sharma +2 more
20134 citations
Semantic Scholar
Valence fluctuation in Sm1−xEuxS system: An X-ray absorption spectroscopic study
R. Singhal, K. Garg
19924 citations
Semantic Scholar
Electronic and magnetic correlations in Mn doped ZnO nano-rods
A. Samariya, Sitansh Sharma, M. Dhawan, Pushp Sharma +4 more
20133 citations
Semantic Scholar
ROOM TEMPERATURE FERROMAGNETISM IN Mn DOPED ZnO SEMICONDUCTOR
R. Singhal, S. N. Dolia, M. Dhawan, S. K. Gaur +4 more
20093 citations
Semantic Scholar
A COMPREHENSIVE STUDY OF THE ELECTRONIC STRUCTURE OF BOROCARBIDES BY XPS TECHNIQUE
K. Kumari, R. Singhal, K. Garg, M. Heinonen +3 more
20033 citations
Semantic Scholar
An electronic structure study of c-axis oriented NdBCO (123) thin films using polarized soft x-ray absorption spectroscopy on Cu L3 and O K edges
R. Singhal, S. Dalela, D. Chaturvedi, B. Dalela +8 more
20013 citations Open access
Semantic Scholar
INTERMEDIATE VALENCE IN Sm1−xLaxSe ALLOYS: X-RAY ABSORPTION AND LATTICE PARAMETER STUDIES
R. Singhal, U. Chandra, K. Garg, D. Jain +1 more
19903 citations
Semantic Scholar
Pr Substitution at Y and Ba sites in YBCO (123) System
P. Sharma, Sudhish Kumar, S. N. Dolia, R. Singhal
20112 citations
Semantic Scholar
Application of Rietveld Method to the Structural Characteristics of some Bulk and Nanocrystalline Materials
Sudhish Kumar, S. N. Dolia, R. Singhal
20112 citations
Semantic Scholar
XPS Study of Some Dilute Magnetic Semiconductors
R. Singhal, Subhasini Sharma, N. Jakhar
20112 citations
Semantic Scholar
Comment on “Effect of annealing temperature on structure, magnetic properties and optical characteristics in Zn0.97Cr0.03O nanoparticles” by Liu et al., [Appl. Surf. Sci. 256 (2010) 3559]
R. Singhal
20102 citations
Semantic Scholar
Study of room temperature ferromagnetism for cobalt and manganese doped ZnO diluted magnetic semiconductor
R. Singhal, A. Samariya, Yu-Tao T. Xing, S. N. Dolia +4 more
20102 citations Open access
Semantic Scholar

Frequent co-authors

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Sudhish Kumar×27
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Sudhish Kumar — researcher profile on SciRah
S. N. Dolia×20
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S. N. Dolia — researcher profile on SciRah
K. Garg×19
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E. Saitovitch×18
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T. Shripathi×15

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Yu-Tao T. Xing×12

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