Zobrazeno 1 - 10
of 108
pro vyhledávání: '"Vidya Nand Singh"'
Autor:
Meenakshi Yadav, Neha Saini, Lalit Kumar, Vidya Nand Singh, Karthikeyan Jagannathan, V. Ezhilselvi
Publikováno v:
CivilEng, Vol 5, Iss 2, Pp 537-548 (2024)
Geopolymer materials, alternatives to cement that are synthesized using industrial byproducts, have emerged as some of the leading champion materials due to their environmentally friendly attributes. They can significantly reduce pollution by utilizi
Externí odkaz:
https://doaj.org/article/4f8f8237537f4b4a9e21a179358ab538
Autor:
Meenakshi Yadav, Lalit Kumar, Vikas Yadav, Karthikeyan Jagannathan, Vidya Nand Singh, Surinder P. Singh, V. Ezhilselvi
Publikováno v:
Ceramics, Vol 6, Iss 4, Pp 2352-2366 (2023)
Fly ash (FA)-based geopolymer was prepared using sodium hydroxide and sodium silicate (in 2.5ratio) as an alkali activator liquid (AL). The condition of FA/AL was optimized for achieving 1.00, 1.25, 1.5, and 1.75 ratios by varying the alkali concentr
Externí odkaz:
https://doaj.org/article/8f2da1ba167c4ebe87124588b3942254
Autor:
Sanju Rani, Manoj Kumar, Parveen Garg, Reena Yadav, Yogesh Singh, Ashish Kumar, Bal Govind, Uday Deshpande, Sudhir Hausale, Vidya Nand Singh
Publikováno v:
Journal of Science: Advanced Materials and Devices, Vol 8, Iss 3, Pp 100583- (2023)
SnSe2/SnOx/SnSe heterojunction thin films with different thicknesses 137, 241 and 297 nm were fabricated via the thermal evaporation technique. XRD, FESEM, Raman spectroscopy, XPS, and U–V visible spectroscopy were used to study the structural, mor
Externí odkaz:
https://doaj.org/article/d36c3c176d5e4af386cf13904e7b79eb
Autor:
Lalita, Aditya Yadav, Harshit Sharma, Govind Gupta, Razi Ahmad, Vidya Nand Singh, Ritu Srivastava
Publikováno v:
Nano Express, Vol 5, Iss 2, p 025028 (2024)
Colloidal semiconductor nanocrystals (NCs) or quantum dots (QDs) have shown great potential for solution-processable photodetector due to their exceptional optical and electronic properties. However, broadband and sensitive photodetection from single
Externí odkaz:
https://doaj.org/article/004bf7fcc91642b9bd915574813e39d8
Autor:
Yogesh Singh, Rahul Parmar, Mamta, Sanju Rani, Manoj Kumar, Kamlesh Kumar Maurya, Vidya Nand Singh
Publikováno v:
Heliyon, Vol 8, Iss 8, Pp e10013- (2022)
Developing low-cost and safe energy storage devices is the primary goal of every country to make a carbon-neutral atmosphere by ∼2050. Batteries and supercapacitors are the backbones of future sustainable energy sources for electrical vehicles (EVs
Externí odkaz:
https://doaj.org/article/a68900427e384648a78da53c1f7f08a7
Publikováno v:
Micromachines, Vol 14, Iss 4, p 728 (2023)
The controlled and efficient formation of oxygen vacancies on the surface of metal oxide semiconductors is required for their use in gas sensors. This work addresses the gas-sensing behaviour of tin oxide (SnO2) nanoparticles for nitrogen oxide (NO2)
Externí odkaz:
https://doaj.org/article/e125e1a85f0b4c67a05b8d01fbdd26d4
Publikováno v:
Nanomaterials, Vol 13, Iss 6, p 1135 (2023)
As a promising solar absorber material, antimony selenide (Sb2Se3) has gained popularity. However, a lack of knowledge regarding material and device physics has slowed the rapid growth of Sb2Se3-based devices. This study compares the experimental and
Externí odkaz:
https://doaj.org/article/af90d5bbffcc475488ee4781edd78bcc
Autor:
Pravin Kumar, Udai Bhan Singh, Kedar Mal, Sunil Ojha, Indra Sulania, Dinakar Kanjilal, Dinesh Singh, Vidya Nand Singh
Publikováno v:
Beilstein Journal of Nanotechnology, Vol 5, Iss 1, Pp 1864-1872 (2014)
We report the synthesis of Pt nanoparticles and their burrowing into silicon upon irradiation of a Pt–Si thin film with medium-energy neon ions at constant fluence (1.0 × 1017 ions/cm2). Several values of medium-energy neon ions were chosen in ord
Externí odkaz:
https://doaj.org/article/17d26fe584da40feab5c5a01446ec2fe
Publikováno v:
ACS Omega. 8:1632-1642
Publikováno v:
Energy Technology.