Prof. C.N.R. Rao's Publications: Recent submissions

Now showing items 41-60 of 892

Solar photochemical and thermochemical splitting of water

Rao, C. N. R.; Lingampalli, S. R.; Dey, Sunita; Roy, Anand (The Royal Society, 2016)

Artificial photosynthesis to carry out both the oxidation and the reduction of water has emerged to be an exciting area of research. It has been possible to photochemically generate oxygen by using a scheme similar to the ...
Effectiveness of NiO in replacing Pt in the photochemical generation of hydrogen by (TiO2)(1-x)(NiO)(x)/Cd0.8Zn0.2S heterostructures

Roy, Anand; Lingampalli, S. R.; Nassar, Ibrahim M.; Rao, C. N. R. (Pergamon-Elsevier Science Ltd, 2016)

Hydrogen evolution activity of semiconductor heterostructures of the type (TiO2)(1-x)(NiO)(x)/Cd0.8Zn0.2S has been investigated in detail to examine the role of NiO, used in the place of Pt by making use of nanoparticles ...
Neutron scattering study of the crystallographic and spin structure in antiferromagnetic EuZrO3

Saha, Rana; Sundaresan, A.; Sanyal, Milan K.; Rao, C. N. R.; Orlandi, Fabio; Manuel, Pascal; Langridge, Sean (American Physical Society, 2016)

High-resolution neutron powder diffraction is used to demonstrate that the Eu2+ moments in EuZrO3 are oriented along the c axis, in contrast to EuTiO3 where the moments lie within the ab plane. By applying a Landau theory ...
Exchange bias at low fields exhibited by the interface between epitaxial layers of ferromagnetic and charge-ordered rare-earth manganites

Saha, Rana; Vasu, K.; Negi, D. S.; Datta, Ranjan; Sundaresan, A.; Rao, C. N. R. (Wiley-V C H Verlag Gmbh, 2016)

Epitaxial thin films of ferromagnetic La0.7Sr0.3MnO3 (LSMO) and charge-ordered, antiferromagnetic Y0.5Ca0.5MnO3 (YCMO) were deposited on SrTiO3 (100) substrates by pulsed laser deposition (PLD). The heterostructure undergoes ...
Electronic structure and properties of layered gallium telluride

Shenoy, U. Sandhya; Gupta, Uttam; Narang, Deepa S.; Late, Dattatray J.; Waghmare, Umesh V.; Rao, C. N. R. (Elsevier Science Bv, 2016)

Layer-dependent electronic structure and properties of gallium monochalcogenides, GaX where X=S, Se, Te, have been investigated using first-principles calculations based on various functionals, with a motivation to assess ...
Remarkable Improvement in the Mechanical Properties and CO2 Uptake of MOFs Brought About by Covalent Linking to Graphene

Kumar, Ram; Raut, Devaraj; Ramamurty, Upadrasta; Rao, C. N. R. (Wiley-V C H Verlag Gmbh, 2016)

Metal-organic frameworks (MOFs) are exceptional as gas adsorbents but their mechanical properties are poor. We present a successful strategy to improve the mechanical properties along with gas adsorption characteristics, ...
Nanocomposites of 2D-MoS2 nanosheets with the metal-organic framework, ZIF-8

Pramoda, K.; Kaur, Manjodh; Gupta, Uttam; Rao, C. N. R. (Royal Society of Chemistry, 2016)

The nanocomposites of MoS2 nanosheets with the metal-organic framework, ZIF-8, have been synthesized starting with the layers of 1T-MoS2 generated by Li intercalation of bulk MoS2, followed by exfoliation. The nanocomposites ...
Superior performance of borocarbonitrides, BxCyNz, as stable, low-cost metal-free electrocatalysts for the hydrogen evolution reaction

Chhetri, Manjeet; Maitra, Somak; Chakraborty, Himanshu; Waghmare, Umesh V.; Rao, C. N. R. (Royal Society of Chemistry, 2016)

We report superior hydrogen evolution activity of metal-free borocarbonitride (BCN) catalysts. The highly positive onset potential (-56 mV vs. RHE) and the current density of 10 mA cm(-2) at an overpotential of 70 mV ...
Properties of nanosheets of 2D-borocarbonitrides related to energy devices, transistors and other areas

Sreedhara, M. B.; Gopalakrishnan, K.; Bharath, B.; Kumar, Ram; Kulkarni, G. U.; Rao, C. N. R. (Elsevier Science Bv, 2016)

We have prepared borocarbonitrides of various compositions with extended sheet morphology, by the reaction of few-layer graphene with boric acid and urea at 900 degrees C and characterized them in detail. Supercapacitor ...
Assemblies of covalently cross-linked nanosheets of MoS2 and of MoS2-RGO: synthesis and novel properties

Pramoda, K.; Gupta, Uttam; Ahmad, Irshad; Kumar, Ram; Rao, C. N. R. (Royal Society of Chemistry, 2016)

We report the synthesis, characterization, gas adsorption and hydrogen evolution activity of covalently cross-linked assemblies of MoS2 and MoS2-RGO generated by the Sonogashira coupling reaction. These assemblies show a ...
Structure and Properties of Cd4P2Cl3, an Analogue of CdS

Roy, Anand; Shenoy, U. Sandhya; Manjunath, K.; Vishnoi, Pratap; Waghmare, Umesh V.; Rao, C. N. R. (American Chemical Society, 2016)

Substitution of the sulfide ions in CdS by aliovalent P3- and Cl- ions is known to markedly affect the electronic structure and properties, reducing the band gap of the semiconductor. The decrease in band gap arises because ...
Significant reduction in the operating temperature of the Mn(II)/Mn(III) oxide-based thermochemical water splitting cycle brought about by the use of nanoparticles

Dey, Sunita; Rajesh, S.; Rao, C. N. R. (Royal Society of Chemistry, 2016)

Among the many efforts to devise thermochemical cycles to generate H-2 by water splitting, the Mn(II)/Mn(III) oxide based cycle operating at 850 degrees C is a significant one and involves no toxic and corrosive materials. ...
Hydrazine as a hydrogen carrier in the photocatalytic generation of H-2 using CdS quantum dots

Jana, Manoj K.; Gupta, Uttam; Rao, C. N. R. (Royal Society of Chemistry, 2016)

The compelling need for safe storage and transportation of H-2 has made liquid-phase materials safer H-2-carriers with a high gravimetric and volumetric hydrogen density. Unlike thermal or electrocatalytic decomposition ...
Effects of p- and n-type Doping in Inorganic Fullerene MoS2 on the Hydrogen Evolution Reaction

Chhetri, Manjeet; Gupta, Uttam; Yadgarov, Lena; Rosentsveig, Rita; Tenne, Reshef; Rao, C. N. R. (Wiley-V C H Verlag Gmbh, 2016)

In this report, a systematic study of the effects of p- and n-type doping of the inorganic fullerene (IF) MoS2 on the efficiency of the hydrogen evolution reaction (HER) is described. Active edge site enriched IF-MoS2, ...
Splitting of CO2 by Manganite Perovskites to Generate CO by Solar Isothermal Redox Cycling

Dey, Sunita; Rao, C. N. R. (American Chemical Society, 2016)

Solar isothermal thermochemical splitting of CO, by oxides such as CeO2 to generate CO has been reported in the literature. With CeO2, isothermal CO2 splitting occurs at 1773 K, but the results are not satisfactory in terms ...
Zn2NF and Related Analogues of ZnO

Lingampalli, Srinivasa Rao; Manjunath, Krishnappa; Shenoy, Sandhya; Waghmare, Umesh V.; Rao, C. N. R. (American Chemical Society, 2016)

Substitution of aliovalent N3- and F- anions in place of O2- in ZnO brings about major changes in the electronic structure and properties, the composition, even with 10 atomic percent or less of the two anions, rendering ...
Beneficial effects of substituting trivalent ions in the B-site of La(0.5)Sr(0.5)Mn(1-x)A(x)O(3) (A = Al, Ga, Sc) on the thermochemical generation of CO and H-2 from CO2 and H2O

Dey, Sunita; Naidu, B. S.; Rao, C. N. R. (Royal Society of Chemistry, 2016)

The effect of substitution of Al3+, Ga3+ and Sc3+ ions in the Mn3+ site of La0.5Sr0.5MnO3 on the thermochemical splitting of CO2 to generate CO has been studied in detail. Both La0.5Sr0.5Mn1-xGaxO3 and La0.5Sr0.5Mn1-xScxO3 ...
Composite of few-layer MoO3 nanosheets with graphene as a high performance anode for sodium-ion batteries

Sreedhara, M. B.; Santhosha, A. L.; Bhattacharyya, Aninda J.; Rao, C. N. R. (Royal Society of Chemistry, 2016)

Identification of an appropriate anode material is one of the major challenges for rechargeable Na-ion batteries. Layered MoO3 is a potential alternative as it can reversibly store large amounts of sodium. However, MoO3 ...
Atomic Layer Deposition of p-Type Epitaxial Thin Films of Undoped and N-Doped Anatase TiO2

Vasu, K.; Sreedhara, M. B.; Ghatak, J.; Rao, C. N. R. (American Chemical Society, 2016)

Employing atomic layer deposition, we have grown p-type epitaxial undoped and N-doped' anatase TiO2(001) thin films on c-axis Al2O3 substrate. From X-ray diffraction and transmission electron microscopy studies, crystallographic ...
Supercapacitors based on composites of PANI with nanosheets of nitrogen-doped RGO, BC1.5N, MoS2 and WS2

Gopalakrishnan, K.; Sultan, S.; Govindaraj, A.; Rao, C. N. R. (Elsevier Science Bv, 2015)

Performance of supercapacitors based on 1:1 (by weight) composites of polyaniline (PANI) with nanosheets of nitrogenated reduced graphene oxide (NRGO), BC1.5N, MoS2 and WS2 has been investigated in detail. The highest ...

Now showing items 41-60 of 892

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