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Wyszukujesz frazę "Singh, Mukesh Kumar" wg kryterium: Autor


Wyświetlanie 1-10 z 10
Tytuł:
Herbal Extract-Induced Silver Nanoparticles for Antibacterial Cotton Fabric
Autorzy:
Singh, Mukesh Kumar
Rajput, Sanjeev Kumar
Shakyawar, Dinesh Babu
Wydawca:
Sciendo
Cytata wydawnicza:
Rajput SK, Singh MK, Shakyawar DB. Herbal Extract-Induced Silver Nanoparticles For Antibacterial Cotton Fabric. Fibres & Textiles in Eastern Europe. Sciendo, 2023;31}(3): 22-29. https://doi.org/10.2478/ftee-2023-0024
Opis:
Herbal extract-induced metallic nanoparticles have replaced the traditionally synthesized nanoparticles to achieve sustainability in antimicrobial textiles. Silver nanoparticles (NPs) were created by the bio-reducion of silver nitrate with eucalyptus corymbia leaf extract. The bi-lateral activities of herbal extract, like the reduction and capping of silver nanoparticles, have added new dimensions in the bactericidal sector. Silver nanoparticles were characterized by UV-visible spectroscopy, a particle size analyzer, Fourier transform infrared spectroscopy (FTIR), field emission scanning electron microscopy (FESEM), energy dispersive X-ray (EDX) and X-ray diffractometry. In this study these biosynthesized nanoparticles were applied on cotton fabric alone and along with chitosan by the pad-dry-cure method to create antibacterial clothing. Antibacterial efficiency was characterized using the colony counting method (serial dilution method). The treated fabric shows excellent antibacterial efficiency.
Dostawca treści:
Repozytorium Centrum Otwartej Nauki
Artykuł
Tytuł:
Herbal Extract-Induced Silver Nanoparticles for Antibacterial Cotton Fabric
Autorzy:
Rajput, Sanjeev Kumar
Singh, Mukesh Kumar
Shakyawar, Dinesh Babu
Tematy:
biosynthesis
nanoparticles
natural dye
antibacterial property
Pokaż więcej
Wydawca:
Sieć Badawcza Łukasiewicz - Instytut Biopolimerów i Włókien Chemicznych
Powiązania:
https://bibliotekanauki.pl/articles/24200967.pdf  Link otwiera się w nowym oknie
Opis:
Herbal extract-induced metallic nanoparticles have replaced the traditionally synthesized nanoparticles to achieve sustainability in antimicrobial textiles. Silver nanoparticles (NPs) were created by the bio-reducion of silver nitrate with eucalyptus corymbia leaf extract. The bi-lateral activities of herbal extract, like the reduction and capping of silver nanoparticles, have added new dimensions in the bactericidal sector. Silver nanoparticles were characterized by UV-visible spectroscopy, a particle size analyzer, Fourier transform infrared spectroscopy (FTIR), field emission scanning electron microscopy (FESEM), energy dispersive X-ray (EDX) and X-ray diffractometry. In this study these biosynthesized nanoparticles were applied on cotton fabric alone and along with chitosan by the pad-dry-cure method to create antibacterial clothing. Antibacterial efficiency was characterized using the colony counting method (serial dilution method). The treated fabric shows excellent antibacterial efficiency.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Sodium Lignosulfonate: an Industrial Bio-Waste for the Colouration and UV Protective Finish of Nylon Fabric
Autorzy:
Shakyawar, D.B.
Vishnoi, Prashant
Gangwar, Arun Kumar Singh
Singh, Mukesh Kumar
Maity, Subhankar
Wydawca:
Łukasiewicz - Łódzki Instytut Technologiczny
Cytata wydawnicza:
Singh Gangwar AK, Singh MK, Vishnoi P, Shakyawar DB, Maity S. Sodium Lignosulfonate: an Industrial Bio-Waste for the Colouration and UV Protective Finish of Nylon Fabric. FIBRES & TEXTILES in Eastern Europe 2022; 30, 1(151): 77-85. DOI: 10.5604/01.3001.0015.6466
Opis:
Sodium lignosulfonate (NLS), a biomass waste procured from paper and pulp industries as brown colour water soluble powder, is explored in this article as dye for nylon 6 fabrics in aqueous media by the exhaustion method. The fastness and functional properties of the dyed nylon 6 fabrics were studied. The dyeing process parameters were optimised using Box–Behnken response surface design and the ANOVA technique. The NLS treated dyed nylon fabric exhibited an excellent ultraviolet protection factor (UPF), as high as 62.13. The NLS dyed nylon fabrics were characterised using FTIR, FESEM, EDX and instruments. The ultraviolet protection factor (UPF) and colour strength (K/S) values are significantly increased with an increase in the concentration of NLS without any loss of tensile properties and thermal stability. Moreover, NLS treatment has excellent wash fastness. This dyeing process for synthetic fibre like nylon can be a cleaner and more eco-friendly approach by utilising waste biomass of paper from the pulp industries.
This research work was conducted at a facility of Uttar Pradesh Textile Technology Institute, Kanpur under the aegis of the Technical Quality Improvement Program (TEQIP III) of the World Bank.
Dostawca treści:
Repozytorium Centrum Otwartej Nauki
Artykuł
Tytuł:
Sodium Lignosulfonate: an Industrial Bio-Waste for the Colouration and UV Protective Finish of Nylon Fabric
Autorzy:
Singh Gangwar, Arun Kumar
Singh, Mukesh Kumar
Vishnoi, Prashant
Shakyawar, D. B.
Maity, Subhankar
Tematy:
sodium lignosulfonate
lignin
ultraviolet protection
nylon-6
protective clothing
eco-friendly dyeing
Pokaż więcej
Wydawca:
Sieć Badawcza Łukasiewicz - Instytut Biopolimerów i Włókien Chemicznych
Powiązania:
https://bibliotekanauki.pl/articles/2056303.pdf  Link otwiera się w nowym oknie
Opis:
Sodium lignosulfonate (NLS), a biomass waste procured from paper and pulp industries as brown colour water soluble powder, is explored in this article as dye for nylon 6 fabrics in aqueous media by the exhaustion method. The fastness and functional properties of the dyed nylon 6 fabrics were studied. The dyeing process parameters were optimised using Box–Behnken response surface design and the ANOVA technique. The NLS treated dyed nylon fabric exhibited an excellent ultraviolet protection factor (UPF), as high as 62.13. The NLS dyed nylon fabrics were characterised using FTIR, FESEM, EDX and instruments. The ultraviolet protection factor (UPF) and colour strength (K/S) values are significantly increased with an increase in the concentration of NLS without any loss of tensile properties and thermal stability. Moreover, NLS treatment has excellent wash fastness. This dyeing process for synthetic fibre like nylon can be a cleaner and more eco-friendly approach by utilising waste biomass of paper from the pulp industries.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Determination of some physical properties of date palm fruits (cv. Khadrawy and Medjool)
Określenie niektórych właściwości fizycznych owoców palmy daktylowej (odm. khadrawy i Medjool)
Autorzy:
Kumar Mahawar, Manoj
Jalgaonkar, Kirti
Kumar, Mukesh
Singh Meena, Vijay
Bhushan, Bharat
Tematy:
date palm
physical properties
Khadrawy
Medjool
palma daktylowa
właściwości fizyczne
Pokaż więcej
Wydawca:
Polska Akademia Nauk. Instytut Agrofizyki PAN
Powiązania:
https://bibliotekanauki.pl/articles/1506299.pdf  Link otwiera się w nowym oknie
Opis:
The present investigation was carried out to evaluate some physical properties of date palm fruits cv. Khadrawy and Medjool. Pulp moisture content, seed moisture content, fruit dimensions (Major and minor intercept), arithmetic mean diameter, geometric mean diameter, sphericity, colour values (L, a, b), bulk density, true density, porosity and coefficient of static friction were determined for both the varieties. The determined properties had significant difference in their values which may be due to the distinctive features of both the varieties.
Przedstawione badania zostały przeprowadzone w celu oceny niektórych właściwości fizycznych owoców palmy daktylowej odmian Khadrawy i Medjool. Dla obydwu odmian oceniano wilgotność miąższu, wilgotność nasion, wymiary owoców (wielka i mała oś), średnią arytmetyczną średnicę, średnią geometryczną średnicę, kołowość, wartości barwy (L, a, b), gęstość usypową, gęstość rzeczywistą, porowatość i współczynnik tarcia statycznego. Wartości badanych właściwości wykazywały znaczące różnice międzyodmianowe, które mogły wynikać z cech charakterystycznych obydwu odmian.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
A General Family of Dual to Ratio-Cum-Product Estimator in Sample Surveys
Autorzy:
Singh, Rajesh
Kumar, Mukesh
Chauhan, Pankaj
Sawan, Nirmala
Smarandache, Florentin
Tematy:
Family of estimators
auxiliary variables
bias
mean-squared error
Pokaż więcej
Wydawca:
Główny Urząd Statystyczny
Powiązania:
https://bibliotekanauki.pl/articles/465772.pdf  Link otwiera się w nowym oknie
Opis:
This paper presents a family of dual to ratio-cum-product estimators for the finite population mean. Under simple random sampling without replacement (SRSWOR) scheme, expressions of the bias and mean-squared error (MSE) up to the first order of approximation are derived. We show that the proposed family is more efficient than usual unbiased estimator, ratio estimator, product estimator, Singh estimator (1967), Srivenkataramana (1980) and Bandyopadhyaya estimator (1980) and Singh et al. (2005) estimator. An empirical study is carried out to illustrate the performance of the constructed estimator over others.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Experimental Investigation and Optimization of Machining Parameters in Turning of Aluminum Alloy 075-T651
Autorzy:
Srivastava, Arpit
Verma, Mukesh Kumar
Niranjan, Ramendra Singh
Chandra, Abhishek
Patel, Praveen Bhai
Tematy:
metoda Taguchiego
siła posuwowa
siła skrawania
siła promieniowa
MRR
Taguchi method
feed force
cutting force
radial force
Pokaż więcej
Wydawca:
Stowarzyszenie Menedżerów Jakości i Produkcji
Powiązania:
https://bibliotekanauki.pl/articles/26072641.pdf  Link otwiera się w nowym oknie
Opis:
Aluminum alloy 7075-T651 is a widely used material in the aviation, marine, and automobile sectors. The wide application marks the importance of this material’s research in the manufacturing field. This research focuses on optimizing input process parameters of the turning process in the machining of Aluminum 7075-T651 with a tungsten carbide insert. The input machining parameters are cutting speed, feed, and depth of cut for the output response parameters cutting force, feed force, radial force, material removal, and surface roughness of the workpiece. For optimization of process parameters, the Taguchi method, with standard L9 orthogonal array, is used. ANOVA is applied to obtain significant factors and optimal combinations of process parameters.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Semantic web techniques for clinical topic detection in health care
Autorzy:
Raman, R.
Sahayaraj, Kishore Anthuvan
Soni, Mukesh
Nayak, Nihar Ranjan
Govindarajan, Ramya
Singh, Nikhil Kumar
Tematy:
clinical text
frequent word set
feature selection
clustering
topic detection
time sequence
semantics
tekst kliniczny
częsty zestaw słów
wybór funkcji
grupowanie
wykrywanie tematu
sekwencja czasu
semantyka
Pokaż więcej
Wydawca:
Instytut Podstawowych Problemów Techniki PAN
Powiązania:
https://bibliotekanauki.pl/articles/38698068.pdf  Link otwiera się w nowym oknie
Opis:
The scope of this paper is that it investigates and proposes a new clustering method thattakes into account the timing characteristics of frequently used feature words and thesemantic similarity of microblog short texts as well as designing and implementing mi-croblog topic detection and detection based on clustering results. The aim of the proposedresearch is to provide a new cluster overlap reduction method based on the divisions ofsemantic memberships to solve limited semantic expression and diversify short microblogcontents. First, by defining the time-series frequent word set of the microblog text, a fea-ture word selection method for hot topics is given; then, for the existence of initial clusters,according to the time-series recurring feature word set, to obtain the initial clustering ofthe microblog.
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-10 z 10

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