International Journal of Multidisciplinary Science and Research ( IJMDSR - ISSN 2321 - 4872 )

One effective method for supporting and supplying copyright notifications in today's technological systems is digital watermarking. We embody a fresh course of action in digital modelling known as Robust Quantization index regulations (RQIR) which can exhibit provably excellent rate-twisting power execution. Authorization, secret correspondence and cross-breed transmission applications (including computerized sound television) are examples of developing sight and sound applications to computerized watermarking and data implanting systems. Demonstrably superior are these tricks, and their proprieties of nonconcentric low-multifaceted acknowledgement, known as dither tweak, to the nonlinear methods of low-bit(s) balance against square-slip twisting-mandated intentional attacks on the one hand and the straight routines proposed earlier on spread range on the other. Lastly, we have a remake that proves the performance of dither balance and credit its application using only a few scalars quantizes and adders.

Keywords : Dither Balance, Robust Quantification Index Regulations (RQIR), and Digital Watermarking)

Author : Saritha and Srikanth

Title : Digital Watermarking Method with Sturdy Quantization Index Control

Volume/Issue : 2025;01(01)

Page No : 01-04

This research paper, a suggest an isolated DC/DC converter component that does not require a transformer, and can distinctively cancel input current ripple. Features fixed duty cycle and has high gain output voltage. The literature shows a lot of methods to have high gain voltage but this involves the use of more parts. In the proposed scheme the converter provides high voltage gain without the use of a booster transformer. Utilizing the potential of electricity energy sources with low voltage power generating capacities, this is the major agenda of this proposal. Finally, the functionality of the converter is tested via a prototype version of the suggested converter using a laboratory implementation of the converter.

Keywords : Pulse width modulation, DC/DC converter, Power conversion, Cancellation of ripple current, Ripple current

Author : Mohan Kumar

Title : Boost Converter with Selectable Duty Cycle and Input Current Ripple Cancellation

Volume/Issue : 2025;01(01)

Page No : 05-08

It is crucial to investigate the failure of the structures. In addition to being required by law or professional standards, the failure case study is also vital for learning lessons. It is now feasible to identify the underlying reason why different architectures fail thanks to the development of ideas and technology in numerous interdisciplinary scientific fields. One example of an interdisciplinary science is forensic engineering. This paper conducts an interdisciplinary investigation and systematic study of structure failure analysis from the perspective of forensic science. The National Crime Record Bureau (NCRB) reports that a large number of instances include structural problems; as a result, the crimes are investigated through chemical analysis of different construction components, such as steel, concrete, mortar, cement, etc. For these building materials, a methodical chemical analysis process is conducted, and the results are ultimately turned in to the court. In order to support the causes of the failure, this paper discusses the need of chemical analysis for cement and its different mix products.

Keywords : Concrete, Forensic Engineering, Structure Failures, Failure Investigation, Chemical Analysis

Author : Satyendra

Title : Forensic View to Structure Failure Analysis

Volume/Issue : 2025;01(01)

Page No : 09-11

A review of metal forming analysis, which is extensively utilized in the automotive industry, is presented in this work. Numerous processing techniques have been used in industries to achieve productivity and repeatability. Nonlinearity, complicated material behavior, and machining technology are all part of the metal forming process. Nowadays, in the metal forming process, FEM is used to calculate stresses and other failure criteria for formability prediction. The main goal of material optimisation for sheet metal is to reduce the size of the raw material. The die is scanned in a coordinate majoring machine to create a computer-aided design model. The criteria utilized for metal forming include FEM, forming limit stress diagram, press forming analysis, probabilistic design, numerical analysis, stress diagram, and material optimisation.

Keywords : Metal forming process, FEM, Forming analysis, Forming limit diagram, Metal forming process

Author : Naresh

Title : Forming of Sheet Metal Analysis

Volume/Issue : 2025;01(01)

Page No : 12-15

The energy levels of polaron states in a parabolic potential well has been discussed in this article and studied with particular reference to the interaction between quantum confinement and electron-phonon interaction. Polaron - Energy spectrum of a harmonic oscillator is studied by using the Feynman path integral. It is seen that confinement is involved in the shift in energy level which is strongly affected by the well parameters and polaron coupling constant. Binding energy and effective mass of the polaron can be altered through its increased localization in higher sided wells. These experimental findings help to understand the polaron behavior in low-dimensional semiconductor materials with implications on the use of the materials in devices of optoelectronic and quantum technologies.

Keywords : Polaron, Parabolic Potential Well, Electron-Phonon Interaction, Quantum Confinement, Energy Spectrum

Author : Kalapana

Title : Polaron Energy Levels in a Parabolic Potential Well

Volume/Issue : 2025;01(01)

Page No : 16-18

The probabilistic nature of quantum phenomena is also represented by a wave function, which given the state of a particle describes the amplitude of its position, momentum or other physical property. It evolves to conform to the Schrodinger equation and it holds all the measurable knowledge concerning one quantum system. The square of the size of the wave function determines the probability density that guides expectations on the result of the experiment. The complexity of quantum behavior allows the two key features of quantum behavior, namely superposition and interference. The wave function forms a central element of modern physics and a powerful asset in the theoretical and applied quantum mechanics; this is because one must understand the atomic, molecular and subatomic physical processes.

Keywords : Sub-atomic, Wavelength, Quantum, Component, Equation

Author : Rama Krishna

Title : Significance of Wave Function in Physics

Volume/Issue : 2025;01(01)

Page No : 19-21