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Wyszukujesz frazę "Prasad, S. V. S." wg kryterium: Wszystkie pola


Tytuł:
Double Block Zero Padding Acquisition algorithm for GPS software receiver
Autorzy:
Prasad, S. V. S.
Powiązania:
https://bibliotekanauki.pl/articles/384697.pdf
Data publikacji:
2018
Wydawca:
Sieć Badawcza Łukasiewicz - Przemysłowy Instytut Automatyki i Pomiarów
Tematy:
GPS
acquisition
weak signal
multi-constellatio
Double Block Zero Padding Acquisition
DBZP
FMDBZP
Opis:
Several methods of acquisition have been developed so far which aim at accelerating the acquisition process and detection of weak GPS signals. In many of these the search is parallelized in code or frequency space. However, sometimes the number of samples in code periods based on sampling frequency is not equal to required number of Radix-2 FFT algorithm. So it is again computing the DFT normal method without FFT. The main purpose and objective of this project is to implement a fast and robust for weak signal acquisition algorithm “Double Block Zero Padding Acquisition” (DBZP) for GPS L1 civilian signal. Technique is developed even for the signals where number of samples in the code period taken for correlation is not satisfying the required number for Radix-2 algorithm. It is also suitable for weak GPS signals acquisition, which require Pre-detection, or integration (correlation) Time (PIT) to be long.
Źródło:
Journal of Automation Mobile Robotics and Intelligent Systems; 2018, 12, 4; 58-63
1897-8649
2080-2145
Pojawia się w:
Journal of Automation Mobile Robotics and Intelligent Systems
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The influence of a goal programming approach for safety management practices on the performance of a selected Indian construction organization
Autorzy:
Prasad, S.V.S. Raja
Powiązania:
https://bibliotekanauki.pl/articles/111769.pdf
Data publikacji:
2019
Wydawca:
Stowarzyszenie Menedżerów Jakości i Produkcji
Tematy:
safety management
occupational health safety
management systems
safety performance
goal programming
zarządzanie bezpieczeństwem
bezpieczeństwo i higiena pracy
systemy zarządzania
wskaźnik wypadków
wypadkowość
Opis:
The construction industry in India is the second most important contributor to its gross domestic product. However, high rate of accidents and fatalities have tarnished the image of industry in India. Although the industry contributes significantly to the Indian economy, safety management is the primary concern alongside with frequent workplace accidents. The role of safety management is vital to improve safety performance of an organization. The functions of safety management include planning, organizing, staffing, directing, controlling and coordinating safety activities with an aim to minimize accidents/injuries. Safety trainings, employee participation, compliance of safety procedures and motivational schemes are part of safety management which influences the overall safety performance. Several metrics were developed to measure the safety performance of an organization but not a single measure will reflect the overall performance. The present study considered parameters pertaining to the safety management which have influence on the safety performance of a construction organization in India. The parameters are analyzed by formulating a goal programming model. The results of the study suggests that much improvement is needed in the area of safety trainings and the revised targets were established.
Źródło:
Production Engineering Archives; 2019, 24; 43-47
2353-5156
2353-7779
Pojawia się w:
Production Engineering Archives
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
L-asparaginase: An ultimate anti-neoplastic enzyme
Autorzy:
Prasad Talluri, V.S.S.L.
Bhavana, M.
Mahesh Kumar, M.V.S.
Rajagopal, S.V.
Powiązania:
https://bibliotekanauki.pl/articles/11250.pdf
Data publikacji:
2014
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
L-asparaginase
anti-neoplastic enzyme
enzyme
acute lymphoblastic leukemia
chemotherapeutic drug
Opis:
The objective of the study described the importance of L-asparaginase and its importance in the field of medicine. Different types of enzymes are produced based on the adaptation to the environment where the living organisms live to tune the metabolic pathways according to their adapted changes. The enzymes present in various organs are produced by many cell types in multicellular organisms. Except ribosomes all other known enzymes are proteinaceous in nature. L-asparaginase is a potential therapeutic agent for acute lymphoblastic leukemia (ALL) and chronic myelogenous leukemia which is approved by FDA & WHO. L-asparaginase catalyzes the deamination of L-asparagine to L-aspartic acid & ammonia. Unlike normal cells, malignant cells require large amount of L-asparagine for protein synthesis and cell division. From this background the present review is an effort to gather the information on the mechanism, sources, molecular details and application of L-asparaginase enzyme.
Źródło:
International Letters of Natural Sciences; 2014, 10
2300-9675
Pojawia się w:
International Letters of Natural Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Optimization and production of alkaline proteases from agro byproducts using a novel Trichoderma viridiae strain VPG 12, isolated from agro soil
Autorzy:
Shivasharanappa, K.
Hanchinalmath, J.V.
Sundeep, Y.S.
Borah, D.
Prasad Talluri, V.S.S.L.
Powiązania:
https://bibliotekanauki.pl/articles/11791.pdf
Data publikacji:
2014
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
optimization
production
alkaline protease
agricultural product
Trichoderma viride
agricultural soil
fermentation process
red gram husk
substrate
Opis:
In recent years, there has been a phenomenal increase in the use of alkaline proteases as industrial catalysts. The aim of this work was to isolate potent fungal strain from the agricultural field of Gulbarga region of India, for the production of alkaline protease by utilizing the agricultural by products viz, red and green gram and Bengal gram as substrate under submerged fermentation process. Optimization of fermentation process parameters such as substrate (Red gram husk, green gram husk and Bengal gram husk) utilization, utilization, temperature, pH and incubation period for alkaline protease production was carried out. The maximum production of alkaline protease by Trichoderma VPG 12 was found at pH 8, temperature 35 °C, incubated for 120 h. But the activity of the enzyme could also be seen in a wide range of pH (5-9) and temperature (20-40 °C). With all these properties, the strain can be considered for industrial grade production of alkaline protease.
Źródło:
International Letters of Natural Sciences; 2014, 09
2300-9675
Pojawia się w:
International Letters of Natural Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Kirchhoff’s laws from Tellegen’s Theorem
Autorzy:
Prasad, V. C.
Powiązania:
https://bibliotekanauki.pl/articles/262683.pdf
Data publikacji:
2016
Wydawca:
Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie
Tematy:
Kirchhoff’s laws
Tellegen’s theorem
circuit analysis
graphs and electrical networks
network theorems
Opis:
It is well known that Kirchhoff’s voltage (current) law and Tellegen’s theorem (vTi = 0) imply Kirchhoff’s current (voltage) law where v and i refer to the same graph. Careful analysis shows that these statements are not applicable to practical networks unless v and i refer to different networks having the same graph. They are rewritten and proved to take care of this.
Źródło:
Electrical Power Quality and Utilisation. Journal; 2016, 19, 1; 9-14
1896-4672
Pojawia się w:
Electrical Power Quality and Utilisation. Journal
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Sinusoidal Oscillator Circuits Reexamined
Autorzy:
Prasad, V. C.
Powiązania:
https://bibliotekanauki.pl/articles/227105.pdf
Data publikacji:
2018
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
sinusoidal oscillator
Barkhausen’s criterion
analog circuits
feedback circuits
Opis:
Singular network condition is proposed to study oscillators. It states that a circuit is a potential oscillator if and only if the rank of the network matrix of size n X n is (n -1) at the frequency of oscillations. The dual (if it exists) and adjoint circuit of an oscillator are also oscillators. Limitations of Barkhausen’s approach are pointed out. It is explained that there are many ways to generate oscillations other than Barkhausen’s positive feedback configuration. The new approach emphasizes that appropriate D C inputs / initial conditions are important.
Źródło:
International Journal of Electronics and Telecommunications; 2018, 64, 1; 77-81
2300-1933
Pojawia się w:
International Journal of Electronics and Telecommunications
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Dielectric studies of nano structured BaTi1-xSnxO3 solid solutions
Autorzy:
Bitra, H. Ch. R.
Prasad, B. B. V. S. V.
Powiązania:
https://bibliotekanauki.pl/articles/412300.pdf
Data publikacji:
2014
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
BTSx
XRD
SEM
dielectric constant
Opis:
BaTi1-xSnxO3 (BTSx) ceramics had been prepared by temperature sintering technique. Initially, the samples were calcined at a temperature at 900 °C for 2 hours, after that ball milling was done and then the samples were sintered at a temperature of 1150 °C for 3 hours. X-ray diffractometry, Scanning Electron Microscopy, Energy Dispersive Spectroscopy and Dielectric measurements were carried out and structural, micro structural and elemental analyses were discussed in brief.
Źródło:
International Letters of Chemistry, Physics and Astronomy; 2014, 13, 2; 191-201
2299-3843
Pojawia się w:
International Letters of Chemistry, Physics and Astronomy
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Characterization of Microwave Sintered Aluminium Composite Reinforced with Hydroxyapatite Extracted from Rihu Fish Scales
Autorzy:
Venkatesh, V.S.S.
Prasad, Kalapala
Deoghare, Ashish B.
Powiązania:
https://bibliotekanauki.pl/articles/27765073.pdf
Data publikacji:
2023
Wydawca:
Polska Akademia Nauk. Czasopisma i Monografie PAN
Tematy:
hydroxyapatite
aluminium matrix
microwave sintering
mechanical properties
Scanning Electron Microscopy
Opis:
In this study, Hydroxyapatite (HAp) is extracted from the Rihu fish scales which are generally dumped as garbage. The aluminium composite was fabricated through the powder metallurgy technique by reinforcing HAp (0, 5, 10 and 15 wt%) as a reinforcement. The fabricated samples were sintered through microwave sintering at 530℃ for 15 min under an argon gas environment. The fabricated composites were subjected to X-Ray Diffraction (XRD), Scanning Electron Microscopy (SEM) and Energy Dispersive Spectroscopy (EDS) analysis to confirm the constituting elements and to describe the reinforcement dispersion in the matrix. Uniform reinforcement dispersion was observed for the composite reinforces with 5% HAp, 10% HAp particles. The mechanical characterization results reveal that the Al-10% HAp composite exhibits a microhardness value of 123 ± 3 Hv and maximum ultimate tensile strength of 263 ± 10 MPa and 299 ± 9 MPa compression strength was obtained due to the presence of a strong bond among the aluminium and HAp particles.
Źródło:
Archives of Metallurgy and Materials; 2023, 68, 2; 617--624
1733-3490
Pojawia się w:
Archives of Metallurgy and Materials
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Toxicity of bisphenol a on humans: a review
Autorzy:
Preethi, S.
Sandhya, K.
Lebonah, D.E.
Prasad, Ch.V.
Sreedevi, B.
Chandrasekhar, K.
Kumari, J.P.
Powiązania:
https://bibliotekanauki.pl/articles/11618.pdf
Data publikacji:
2014
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Opis:
Bisphenol A (BPA) is a plastic ingredient produced in large quantities for use primarily in the production of polycarbonate plastics and epoxy resins. The present review focused on different mechanisms of BPA on human health in enzymatic, androgenic, neurological, liver and reproductive systems. The review explained the influence of BPA on different stages of human life likely in foetal stage, children and adults stages. The review also concentrated on how to handle BPA, treatment, preventive measures against BPA exposure.
Źródło:
International Letters of Natural Sciences; 2014, 22
2300-9675
Pojawia się w:
International Letters of Natural Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Mass transfer analysis of two-phase flow in a suspension of microorganisms
Autorzy:
Mamatha, S.U.
Ramesh, Babu, K.
Durga Prasad, Putta
Raju, C.S.K.
Varma, S.V.K.
Powiązania:
https://bibliotekanauki.pl/articles/240799.pdf
Data publikacji:
2020
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
gyrotactic microorganisms
dusty fluid
mass transfer
stretching sheet
bio convection
boundary layer flow
Opis:
The aim of present work is to investigate the mass transfer of steady incompressible hydromagnetic fluid near the stagnation point with deferment of dust particles over a stretching surface. Most researchers tried to improve the mass transfer by inclusion of cross-diffusion or dust particles due to their vast applications in industrial processes, extrusion process, chemical processing, manufacturing of various types of liquid drinks and in various engineering treatments. To encourage the mass transport phenomena in this study we incorporated dust with microorganisms. Conservation of mass, momentum, concentration and density of microorganisms are used in relevant flow equations. The arising system of nonlinear partial differential equations is transformed into nonlinear ordinary differential equations. The numerical solutions are obtained by the Runge-Kutta based shooting technique and the local Sherwood number is computed for various values of the physical governing parameters (Lewis number, Peclet number, Eckert number). An important finding of present work is that larger values of these parameters encourage the mass transfer rate, and the motile organisms density profiles are augmented with the larger values of fluid particle interaction parameter with reference to bioconvection, bioconvection Lewis number, and dust particle concentration parameter..
Źródło:
Archives of Thermodynamics; 2020, 41, 1; 175-192
1231-0956
2083-6023
Pojawia się w:
Archives of Thermodynamics
Dostawca treści:
Biblioteka Nauki
Artykuł

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