Zobrazeno 1 - 10
of 244
pro vyhledávání: '"D. K. Dwivedi"'
Autor:
Ahmad Umar, Sadanand, Pravin Kumar Singh, D. K. Dwivedi, Hassan Algadi, Ahmed A. Ibrahim, Mohsen A. M. Alhammai, Sotirios Baskoutas
Publikováno v:
Micromachines, Vol 13, Iss 12, p 2201 (2022)
Solar cells based on lead-free perovskite have demonstrated great potential for next-generation renewable energy. The SCAPS-1D simulation software was used in this study to perform novel device modelling of a lead-free perovskite solar cell of the ar
Externí odkaz:
https://doaj.org/article/7aa3ba3d5f714b408f227a9f2c642596
Autor:
Shivangani, Maged F. Alotaibi, Yas Al-Hadeethi, Pooja Lohia, Sachin Singh, D. K. Dwivedi, Ahmad Umar, Hamdah M. Alzayed, Hassan Algadi, Sotirios Baskoutas
Publikováno v:
Nanomaterials, Vol 12, Iss 13, p 2205 (2022)
In the traditional surface plasmon resonance sensor, the sensitivity is calculated by the usage of angular interrogation. The proposed surface plasmon resonance (SPR) sensor uses a diamagnetic material (Al2O3), nickel (Ni), and two-dimensional (2D) B
Externí odkaz:
https://doaj.org/article/589aeaa8e91041bca99098450fdf8578
Autor:
Sachin Singh, Pravin Kumar Singh, Ahmad Umar, Pooja Lohia, Hasan Albargi, L. Castañeda, D. K. Dwivedi
Publikováno v:
Micromachines, Vol 11, Iss 8, p 779 (2020)
The absorption and binding energy of material plays an important role with a large surface area and conductivity for the development of any sensing device. The newly grown 2D nanomaterials like black phosphorus transition metal dichalcogenides (TMDCs
Externí odkaz:
https://doaj.org/article/5ac0a1d4e3e1402f8d025187e653d28f
A Study of Influence of Electrolyte Composition on ECH of Bevel Gears using Mixture D-Optimal Design
Publikováno v:
Journal of Mechanical Engineering and Sciences, Vol 6, Pp 753-761 (2014)
This paper discusses the experimental investigation to find out the optimal electrolyte composition in improving the surface quality of the gear teeth profile during surfacing finishing of bevel gears by the electrochemical honing process. In this st
Externí odkaz:
https://doaj.org/article/63adf987ddf84e1c860c438652815c4c
Autor:
S. K. S. Rajpoot, Mahendra Singh, V. Prasad, S. Dixit, N. Parkash, R. A. Singh, D. K. Dwivedi
Publikováno v:
International Journal of Environment and Climate Change. 13:40-45
A field experiment was conducted during the kharif season of 2020-21 and 2021-22 at Crop Research station, Masodha, Ayodhya, India to evaluate the efficacy of insecticide-botanicals against rice stem borer, green leafhopper and leaf folder. The exper
Autor:
Ahmad Umar, Sachin Singh, Sapana Yadav, Adarsh Chandra Mishra, Vijay Shanker Chaudhary, Pooja Lohia, D. K. Dwivedi, Ahmed A. Ibrahim, Mohsen A. Alhamami
Publikováno v:
Journal of Nanoelectronics and Optoelectronics. 17:1655-1658
In the present article, a highly angular sensitive surface plasmon resonance sensor has been studied for early detection of skin cancer cell. The device’s basic design is based on the Kretschmann configuration, which uses an angular interrogation t
Autor:
Ahmad Umar, Vaishali Yadav, Vaibhava Srivastava, null Sadanand, Pooja Lohia, D. K. Dwivedi, Ahmed A. Ibrahim, Mohsen A. M. Alhamami, Hussam Qasem, Sheikh Akbar
Publikováno v:
Science of Advanced Materials. 14:1741-1749
In recent years, the advancement of solar cell technology is increased by leaps and bounds and it is also used to achieve a solution for the worldwide huge need for generation of energy and electricity. The colloidal quantum dot (CQD) offers a size-t
Publikováno v:
Plasmonics. 17:2049-2062
Publikováno v:
Journal of Materials Science: Materials in Electronics. 33:17939-17948
Publikováno v:
Emerging Materials Research. 11:239-250
The present study proposes three new Kretschmann-configuration-based heterostructure surface plasmon resonance (SPR) sensors for biomolecule detection. The thicknesses of silver (Ag), silicon (Si) and heterostructure blue phosphorus (BlueP)/molybdenu