Search Results - "Yogi, Priyanka"

Mesoporous Nickel Oxide (NiO) Nanopetals for Ultrasensitive Glucose Sensing by Mishra, Suryakant, Yogi, Priyanka, Sagdeo, P. R., Kumar, Rajesh

“…Glucose sensing properties of mesoporous well-aligned, dense nickel oxide (NiO) nanostructures (NSs) in nanopetals (NPs) shape grown hydrothermally on the…”
Get full text

Quantifying the Short-Range Order in Amorphous Silicon by Raman Scattering by Yogi, Priyanka, Tanwar, Manushree, Saxena, Shailendra K, Mishra, Suryakant, Pathak, Devesh K, Chaudhary, Anjali, Sagdeo, Pankaj R, Kumar, Rajesh

“…Quantification of the short-range order in amorphous silicon has been formulized using Raman scattering by taking into account established frameworks for…”
Get full text

Interplay between phonon confinement and Fano effect on Raman line shape for semiconductor nanostructures: Analytical study by Yogi, Priyanka, Saxena, Shailendra K., Mishra, Suryakant, Rai, Hari Mohan, Late, Ravikiran, Kumar, Vivek, Joshi, Bipin, Sagdeo, Pankaj R., Kumar, Rajesh

“…Theoretical Raman line shape functions have been studied to take care of quantum confinement effect and Fano effect individually and jointly. The…”
Get full text

Polythiophene -viologen bilayer for electro-trichromic device by Chaudhary, Anjali, Pathak, Devesh K., Mishra, Suryakant, Yogi, Priyanka, Sagdeo, Pankaj R., Kumar, Rajesh

“…An electrochromic device, capable of three-level color switching, has been envisaged by exploiting different color switching properties of Ethyl viologen (EV)…”
Get full text

Fano Scattering: Manifestation of Acoustic Phonons at the Nanoscale by Yogi, Priyanka, Mishra, Suryakant, Saxena, Shailendra K, Kumar, Vivek, Kumar, Rajesh

“…Size-dependent asymmetric low-frequency Raman line shapes have been observed from silicon (Si) nanostructures (NSs) due to a quantum confinement effect. The…”
Get full text

Mapping Longitudinal Inhomogeneity in Nanostructures Using Cross-Sectional Spatial Raman Imaging by Tanwar, Manushree, Pathak, Devesh K, Chaudhary, Anjali, Yogi, Priyanka, Saxena, Shailendra K, Kumar, Rajesh

“…The presence of structural inhomogeneity and physical phenomena therein taking place at the microscopic level is very difficult to identify simultaneously…”
Get full text

Raman Spectroscopy as a Simple yet Effective Analytical Tool for Determining Fermi Energy and Temperature Dependent Fermi Shift in Silicon by Rani, Chanchal, Tanwar, Manushree, Ghosh, Tanushree, Kandpal, Suchita, Pathak, Devesh K, Chaudhary, Anjali, Yogi, Priyanka, Saxena, Shailendra K, Kumar, Rajesh

“…The Fermi energy is known to be dependent on doping and temperature, but finding its value and corresponding thermal Fermi shift experimentally is not only…”
Get full text

TiO2–Co3O4 Core–Shell Nanorods: Bifunctional Role in Better Energy Storage and Electrochromism by Mishra, Suryakant, Yogi, Priyanka, Sagdeo, P. R, Kumar, Rajesh

“…A suitably designed heterostructured TiO2–Co3O4 core–shell nanorod array has been found to exhibit improved supercapacitive as well as electrochromic…”
Get full text

Interfacial redox centers as origin of color switching in organic electrochromic device by Mishra, Suryakant, Pandey, Haardik, Yogi, Priyanka, Saxena, Shailendra K., Roy, Swarup, Sagdeo, Pankaj R., Kumar, Rajesh

“…In an attempt to understand the color switching mechanism of organic electrochromic devices, live spectroscopy of a viologen based device has been done. Role…”
Get full text

Polythiophene–PCBM-Based All-Organic Electrochromic Device: Fast and Flexible by Chaudhary, Anjali, Pathak, Devesh K, Tanwar, Manushree, Yogi, Priyanka, Sagdeo, Pankaj R, Kumar, Rajesh

“…A fast and flexible all-organic electrochromic device, fabricated using polythiophene and PCBM as active materials and plastic substrate, which shows very good…”
Get full text

Spectral Anomaly in Raman Scattering from p‑Type Silicon Nanowires by Yogi, Priyanka, Poonia, Deepika, Mishra, Suryakant, Saxena, Shailendra K, Roy, Swarup, Kumar, Vivek, Sagdeo, Pankaj R, Kumar, Rajesh

“…An anomalous nature of Raman spectral asymmetry has been reported here from silicon nanowires (SiNWs) prepared from a heavily doped p-type Si wafer using a…”
Get full text

F4-TCNQ on Epitaxial Bi-Layer Graphene: Concentration- and Orientation-Dependent Charge Transfer at the Interface by Chattopadhyay, Sudeshna, Munya, Vikas, Kumar, Ravinder, Pal, Dipayan, Bandyopadhyay, Sucheta, Ghosh, Arpan, Yogi, Priyanka, Koch, Julian, Pfnür, Herbert

“…Bi-layer epitaxial graphene (BLG) on 6H–SiC(0001) (EG/SiC) was grown and modified by thermal deposition of the molecular electron acceptor tetrafluoro-tetra…”
Get full text

Enhancing Viologen's Electrochromism by Incorporating Thiophene: A Step Toward All‐Organic Flexible Device by Chaudhary, Anjali, Pathak, Devesh K., Mishra, Suryakant, Yogi, Priyanka, Sagdeo, Pankaj R., Kumar, Rajesh

“…An all‐organic electrochromic device seems to be a possibility with ethyl viologen (EV) and poly‐3‐hexylthiophene (P3HT), both being organic materials, showing…”
Get full text

Improved analytical framework for quantifying field emission from nanostructures by Pathak, Devesh K., Mishra, Suryakant, Chaudhary, Anjali, Tanwar, Manushree, Yogi, Priyanka, Sagdeo, P.R., Kumar, Rajesh

“…Field emission properties of well characterized thin films, prepared using hydrothermal method, have been analysed to propose a new set of parameters for…”
Get full text

Deconvoluting Diffuse Reflectance Spectra for Retrieving Nanostructures’ Size Details: An Easy and Efficient Approach by Tanwar, Manushree, Chaudhary, Anjali, Pathak, Devesh K, Yogi, Priyanka, Saxena, Shailendra K, Sagdeo, Pankaj R, Kumar, Rajesh

“…A new model has been reported here to estimate the mean size and size distribution in nanostructured materials by utilizing a simple and economic diffuse…”
Get full text

Live spectroscopy to observe electrochromism in viologen based solid state device by Mishra, Suryakant, Pandey, Haardik, Yogi, Priyanka, Saxena, Shailendra K., Roy, Swarup, Sagdeo, P.R., Kumar, Rajesh

“…In-situ Raman and UV–vis spectroscopies have been carried out from viologen based electrochromic device fabricated in two simple geometries. Ethyl viologen…”
Get full text

Spatial delocalization of absorption and emission process in silicon nanowires by Yogi, Priyanka, Mondal, Puspen, Khan, Salahuddin, Singh, Asha, Chari, Rama, Kumar, Rajesh, Jayabalan, J.

“…Dependence of optical properties of porous silicon nanowires on their size has been investigated here. Based on the experimental evidence, a new model to…”
Get full text

Organic Nanostructures on Inorganic Ones: An Efficient Electrochromic Display by Design by Mishra, Suryakant, Lambora, Simran, Yogi, Priyanka, Sagdeo, Pankaj R, Kumar, Rajesh

“…Improved electrochromism has been reported from a hybrid nanoheterostructure-based array designed using transition-metal oxides and conducting polymers. An…”
Get full text

Ecofriendly gold nanoparticles – Lysozyme interaction: Thermodynamical perspectives by Roy, Swarup, Saxena, Shailendra K., Mishra, Suryakant, Yogi, Priyanka, Sagdeo, P.R., Kumar, Rajesh

“…In the featured work interaction between biosynthesized gold nanoparticles (GNP) and lysozyme (Lys) has been studied using multi-spectroscopic approach. A…”
Get full text

Evidence of bovine serum albumin-viologen herbicide binding interaction and associated structural modifications by Roy, Swarup, Saxena, Shailendra K., Mishra, Suryakant, Yogi, Priyanka, Sagdeo, P.R., Kumar, Rajesh

“…The binding ability of viologen herbicide with bovine serum albumin (BSA) has been investigated to understand viologen associated hazards by investigating…”
Get full text