781 research outputs found

    Budgetary constraints and growth scenario in Uttar Pradesh.

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    Economic growth ; Uttar Pradesh

    Modelling, Investigation of Process Responses, Surface Assessment and Parametric Optimization in Powder Mixed Electrical Discharge Diamond Grinding of TI6AL4V Utilizing Grey-Based Taguchi Approach

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    In this study, the powder mixed electrical discharge diamond grinding (PMEDDG) process was designed and a set-up for machining hard electrically conductive material surfaces built. The paper presents empirical models, investigation, an optimal setting of factors and the distinct surface production in the PMEDDG of Ti6Al4V with aluminium (Al) and silicon carbide (SiC) powder mixed dielectric fluid. The response surface methodology was applied to the modelling. One set of 32 experiments with Al powder and another set of 32 experiments with SiC powder mixed dielectric fluid were performed on a PMEDDG set-up. Current, pulse on time, wheel speed, duty cycle, and volumetric proportion of the powder were taken as input machining variables. Material removal rate and surface roughness were computed as outputs. The behaviour of the input factors against the responses was studied and compared with the SiC and Al powder mixed dielectric fluid used in the PMEDDG process. Further, scanning electron microscopy (SEM) investigations were carried out to determine the impact of different factors on the PMEDDG-produced surfaces as well as the effect of powder presence in the dielectric fluid on white recast layer thickness of the produced surfaces. The grey-based Taguchi approach was used to determine an optimal set of process variables when aluminium powder is used and a confirmation test was conducted on the optimal set to estimate the effectiveness of this approach

    An Acute Review of Talent Management in Work Place

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     Talent management is a continuous process that consists of retaining as well as attracting high-quality employees, augmenting their skills, and encouraging them continuously to enhance their performance. The main perseverance of talent management is to construct an enthused workforce that will stay with the corporation in the long course. Talent management assists workforces to feel involved, skilled, and encouraged, letting them put the effort into their works to achieve the corporation's business goals, which consecutively, upsurges business performance and client satisfaction. This paper reviews problem with the clarification of talent management and the deficiency of data associating various specialist statements. Later we highlight the researches which maintains a methods-oriented clarification focused on the planned talent management. In the last part, we recommend some forthcoming opportunities in associated research to advance the arena of managing talent and also associate it more thoroughly with the enormous size of activity in strategic human resources management

    SC-FDM-IDMA Scheme Employing BCH Coding

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    In OFDM-IDMA scheme, intersymbol interference (ISI) is resolved by the OFDM layer and multiple access interference (MAI) is suppressed by the IDMA layer at low cost . However OFDM-IDMA scheme suffers high peak-to-average power ratio (PAPR) problem. For removing high PAPR problem a hybrid multiple access scheme SC-FDM-IDMA has been proposed. In this paper, bit error rate (BER) performance comparison of SC-FDM-IDMA scheme, OFDM-IDMA scheme and IDMA scheme have been duly presented.  Moreover, the BER performance of various subcarrier mapping methods for SC-FDM-IDMA scheme as well as other results with variation of different parameters have also been demonstrated. Finally simulation result for BER performance improvement has been shown employing BCH code. All the simulation results demonstrate the suitability of SC-FDM-IDMA scheme for wireless communication under AWGN channel environment

    Brief Announcement: On Secure m-Party Computation, Commuting Permutation Systems and Unassisted Non-Interactive MPC

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    A fundamental problem in the theory of secure multi-party computation (MPC) is to characterize functions with more than 2 parties which admit MPC protocols with information-theoretic security against passive corruption. This question has seen little progress since the work of Chor and Ishai (2001), which demonstrated difficulties in resolving it. In this work, we make significant progress towards resolving this question in the important case of aggregating functionalities, in which m parties P1,...,Pm hold inputs x1,...,xm and an aggregating party P0 must learn f(x1,...,xm). We give a necessary condition and a slightly stronger sufficient condition for f to admit a secure protocol. Both the conditions are stated in terms of an algebraic structure we introduce called Commuting Permutations Systems (CPS), which may be of independent combinatorial interest. When our sufficiency condition is met, we obtain a perfectly secure protocol with minimal interaction, that fits the model of Non-Interactive MPC or NIMPC (Beimel et al., 2014), but without the need for a trusted party to generate correlated randomness. We define Unassisted Non-Interactive MPC (UNIMPC) to capture this variant. We also present an NIMPC protocol for all functionalities, which is simpler and more efficient than the one given in the prior work

    The Journey and Excitement Following the Development of the First Peptide in a Pill: A Brief Overview of Pharmacology and Clinical Trials of Oral Semaglutide

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    Oral semaglutide is the newest discovery, the first in class peptide in a pill. Sodium N-(8-[2-hydroxybenzoyl]amino)caprylate (SNAC), a small fatty acid, has been co-formulated with semaglutide, which facilitates its absorption from the gastric mucosa. It has 94% homology with human glucagon-like peptide 1 (GLP-1). It comes in three dose forms – 3 mg, 7 mg and 14 mg. It is given as once daily dosing and is recommended in adult type 2 diabetes mellitus patients as monotherapy when metformin is contraindicated or not tolerated and in combination with other oral antidiabetic drugs (OADs). In a phase 3 trial, it has been shown to reduce glycated hemoglobin (HbA1c) up to 1.5%, with weight reduction up to 5 kg with a 14 mg dose. There was nonsignificant risk reduction of 21% in 3-point major adverse cardiovascular events (MACE) and 51% and 49% risk reduction in cardiovascular (CV) deaths and all-cause mortality, respectively. Oral semaglutide was found to be superior to empagliflozin, sitagliptin and liraglutide in both glycemic control and weight reduction. It also exhibits many pleiotropic effects – reduced energy intake, anti-inflammatory and anti-atherosclerotic effect, to name a few. Nausea was the most common side effect which was experienced by only 15% to 20% of patients. It was mild-to-moderate and transient. Overall, oral semaglutide has shown its efficacy both early and late in the management of diabetes, irrespective of renal and hepatic impairment

    CLINICAL COMPARISON OF TYMPANIC MEMBRANE PERFORATION CLOSURE WITH TRICHLOROACETIC ACID AND APAMARGA KSHARA (ACHYRANTHES ASPERA LINN. ALKALINE EXTRACT)

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    Tympanic membrane perforations are broadly pathological and traumatic in origin. The fibrosed rim of perforation and medially migrated epithelial layer of the perforated membrane offers a cauterization opportunity which conspicuously breaks the epithelial barrier, dissolves necrosed tissue over growth and enhances neo membrane formation. Trichloroacetic acid chemical cautery and patching is used from decades in order to reconstitute the tympanic membrane integrity with a successful rate hovering around 85-92% in various clinical studies. Nowhere in the classical Ayurveda texts or in the modern literature Apamarga Kshara (Achyranthes aspera Linn. alkaline extract) paste cauterization is used for re-epithelialization of the tympanic membrane although its tissue generative properties and antimicrobial traits are quite well documented. 34 tympanic membrane perforation patients after ramifying them into two groups were selected for the present clinical study which intends to compare the effectiveness of tympanic membrane perforation closure by application of trichloroacetic acid vis-a-vis application of Achyranthes aspera alkaline extract on the margins of the perforation. Achyranthes aspera alkaline extract for the current clinical trial as a trial drug has its proven tissue regeneration and vasoproliferative properties which is an indispensible prerequisite in any attempt to restore the integrity of a perforated tympanic membrane, also its antimicrobial and vasoproliferative capacity also compliments the selection of Achyranthes aspera alkaline extract. This cauterization with Apamarga Kshara was found to be quite effective as the results were encouraging and can successfully be advocated as an Ayurvedic cauterization substitute for the resurfacing of the ruptured tympanic membrane.

    Measurement of local field Effects of the host on the lifetimes of embedded emitters

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    We report experimental results on the variation of the radiative lifetime of Eu3+ ion embedded in a dielectric with the refractive index n. We dope 1 mol % of Eu3+ into the binary glass system xPbO-(1-x)B2O3. By varying x we have achieved a fairly large variation of the refractive index from 1.7 to 2.2. This enables us to study the local field effects for the first time for ions doped in a solid glassy material. Our measurements are in agreement with the so-called real cavity model. The present measurements are free from the complications arising from reorganizational effects in solvents
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