Ishwar Singh

• Maharishi Markandeshwar University, Mullana

Tracking and traceability technologies based on Internet of Things (IoT) and Industrial Internet of Things (IIoT) can improve production management in manufacturing industries. They can lead to improved product quality, manage user complaints, reduce the number of damaged goods, and improve production efficiencies. The use of these technologies can...

This experiment was designed to investigate the postnatal development of the ovary in the Uttara fowl chicken and was conducted on 54 apparently healthy female birds divided into different age groups viz. day 1 and weeks 1, 4, 8, 12, 16, 20, 24, 28 with six birds each. During postnatal development, the left ovary gradually increased in size and com...

In vitro callus induction and shoot emergence protocols for Maytenus emarginata (Willd) Ding Hou. have been established using young leaves and stem explants of in vivo growing, one and half year-old plants. Plants were growing in the month of August 2016 at department of Botany, Ch. Charan Singh University, Meerut. However, explants were collected...

Rapid technology advances related to Internet of Things (IoT), Industrial Internet of Things (IIoT) and Industry 4.0 technologies have led to a need of software and hardware knowledge that students must learn and apply in an academic environment so that, after graduation, they can accelerate the adoption of these technologies in industrial and comm...

Modelling of sugarcane for greenhouse gas (GHG) mitigation has evoked considerable interest as it would provide a scope for improving process efficiencies and reduce the burden on associated impacts. Alternative practices are essential for enhancing cane production with limited environmental trade-offs. The aim of this study was to empirically prov...

Chromium (Cr) accumulation in crops reduces yield. Here, we grew two chickpea cultivars, Pusa 2085 (Cr-tolerant) and Pusa Green 112 (Cr-sensitive), in hydroponic and pot conditions under different Cr treatments: 0 and 120 µM Cr and 120 µM Cr + 100 mM glycine betaine (GB). For plants grown in the hydroponic media, we evaluated root morphological att...

The learning factory developed in the School of Engineering Practice and Technology at McMaster University is an academic entity that focuses on education, applied research and training. One of the current focuses of this learning factory is the integration of Artificial Intelligence (AI) learning models that support the delivery of AI-related curr...

The COVID-19 pandemic plunged academia into a virtual learning environment. Internet became essential in delivering lectures, tutorials, and labs. Implementing experiential learning activities in engineering education became a challenge. This paper presents an approach that allows students to develop experiential learning skills related to IoT in a...

Abstract Fluoride (F-) pollution of ground water is as incredibly harmful for both people and plants. Fluoride concentration of at least 0.6 mg/l is required for human consumption as it will help to have stronger teeth and bones. Fluride toxicity is a major concerning more than 25 countries all over the world. Present research work was directed to...

Introducation Plant chemistry or Phytochemistry is a part of science, deals with chemical nature of the plant or plant products. Phytotherapy goes about as a wellspring of treating and working on specific infections by utilizing the useful impacts of restorative plants. Phytochemicals are the bioactive, regular chemical compounds, found in plants....

Chromium (Cr) presently used in various major industries and its residues possess a potent environmental threat. Contamination of soil and water resources due to Cr ions and its toxicity has adversely affected plant growth and crop productivity. Here, deleterious effects of different levels of Cr (VI) treatments i.e., 0, 30, 60, 90, and 120 μM on t...

Using a simple variational method, we have studied the zero field electronic specific heat (Cv) as a function of temperature of Anderson lattice model used for rare earth manganites doped with alkaline earths namely 𝑹𝒆𝟏-𝒙𝑨𝒙𝑴𝒏𝑶𝟑( where Re=La, Pr, Nd etc., and A= Ca, Sr, Ba etc.) which exhibit colossal magnetoresistance (CMR), metal- insulator transi...

IoT, IIoT and Industry 4.0 technologies are leading the way for digital transformation in manufacturing, healthcare, transportation, energy, retail, cities, supply chain, agriculture, buildings, and other sectors. Machine health monitoring and predictive maintenance of rotating machines is an innovative IIoT use case in the manufacturing and energy...

Background: There is scanty information on the morphology and morphometry of the arm and forearm bones (humerus, radius, ulna) of the adult blue bull; therefore, the present study was designed to provide details on the morphology and morphometry of the arm and forearm bones of adult blue bull. Methods: The present study was conducted on the arm and...

Self-directed learning, project-based learning, and mentorship are the components which construct the pedagogy invoked in McMaster University’s SEPT Learning Factory. This approach to learning provides students with the opportunity to investigate new concepts through self-led inquiry by working towards engaging real-world project goals. This proces...

In this work, the authors present the study from personal experience to gain some insight into the different aspects of efficient self-directed learning. Two case studies regarding the self-directed learning approach and process are conducted and elaborated. The first is more focused on how learning objectives are achieved based on the implementati...

The ever-increasing industrial activities over the decades have generated high toxic metal such as chromium (Cr) that hampers the crop productivity. This study evaluated the effect of Cr on two chickpea (Cicer arietinum L.) varieties, Pusa 2085 and Pusa Green 112, in hydroponic and pot-grown conditions. First, growth parameters (seed germination, s...

The ever-increasing industrial activities over the decades have generated high toxic metal such as chromium (Cr) that hampers the crop productivity. This study evaluated the effect of Cr on two chickpea (Cicer arietinum L.) varieties, Pusa 2085 and Pusa Green 112, in hydro-ponic and pot-grown conditions. First, growth parameters (seed germination,...

There is a scarcity of literature on the metatarsal bone of blue bull; hence the present study was conducted on the metatarsals of six adult blue bull of either sex collected from Jodhpur zoo, Rajasthan, with the official permission from the Principle Chief Conservator of Forests (PCCF), Government of Rajasthan. The collected bone samples were proc...

Potassium plays an important role in the metabolism of plants, growth, development and yields. Worldwide, KCl is commonly used as source of K fertilizer in agricultural crops. The present experiment was taken up to assess the response of various sources of K on physiological attributes, yield and quality parameters of sugarcane. Treatments were no...

Ground state magnetic properties of the spin-dependent Falicov-Kimball model (FKM) are studied by incorporating the intrasite exchange correlation J (between itinerant $d$- and localized $f$- electrons) and intersite (superexchange) correlation $J_{se}$ (between localized $f$- electrons) on a triangular lattice for two different fillings. Numerical...

The present study was conducted on the metacarpal of six adult blue bull of either sex collected from Jodhpur zoo, Rajasthan, after obtained official permission. The metacarpus of blue bull consisted of two metacarpal bones. The large metacarpal bone consisted of fused III and IV metacarpals. The shaft was compressed from side to side and presented...

Working in Industry 4.0 enabled environments requires multi-disciplinary skills. Academic programs that produce graduates who are ready to support Industry 4.0 concepts need to offer curricula that prepare students to implement different aspects of Industry 4.0 as soon as they enter the workforce. Designing a full new curriculum or modifying an exi...

The purpose of the paper is to identify the opportunities and tackle the challenges of integrating Additive Manufacturing (AM) in a Learning Factory (LF) by exploring the applied research and education activities that take place in the Cyber-Physical Systems Centre developed at McMaster University in the School of Engineering Practice and Technolog...

The paper describes how a Learning Factory (LF) was used in the process of implementing Industry 4.0 concepts in a Small and Medium-sized Enterprise (SME). A possible conceptual framework would have different implementation approaches in large enterprises and in SMEs. Many SMEs lack the awareness and needed resources to assess the adoption of moder...

This work would like to re-visit the roles of collaborative and intelligent robotic system and its enabling technologies including ROS and ROS2, integrated drive system, robotic sensors, horizontal integration of a robotic network, human-robot friendly and natural interaction, and deep learnt robots. It is expected that in Robotics 4.0, intelligenc...

Artificial intelligence in the form of deep neural networks have taken off in the last few years and AI-based applications have become a part of our everyday life. However, the start of modern AI revolution can be traced back to a program that won a computer vision competition in 2012: AlexNet. Since then, the field has made dramatic progress, with...

This paper presents the application of RFID technologies in a Learning Factory (LF) – an academic environment that mimics a manufacturing line – that has been developed at McMaster University in the School of Engineering Practice and Technology. The use of RFID digital technologies in the manufacturing line implemented in the SEPT LF, and a strateg...

Numerical diagonalization technique and Monte-Carlo simulation algorithm method is used to study the magnetic properties of spin-1/2 Falicov-Kimball model (FKM) on a triangular lattice. We have incorporated the correlated hopping (t′) term between d- and f- electrons to obtain various interesting ground state magnetic configurations. e.g. long rang...

Using a simple variational method, we have studied the Magnetic field dependent thermoelectric power Q (T) as a function of temperature of rare earth manganites doped with alkaline earths namely Re1-xAxMnO3 (where Re=La, Pr, Nd etc., and A= Ca, Sr, Ba etc.) which exhibit Colossal Magnetoresistance (CMR), metal- insulator transition & many other poo...

The term learning factory covers a variety of learning environments. Each implementation of a learning factory looks differently and is used for a different purpose. This paper presents a framework for the development of a learning factory that uses Industry 4.0 technologies and has a strong experiential learning approach. This learning factory is...

A modern learning factory that implements several technologies included in the Industry 4.0 concept and has a strong experiential learning approach has been developed in the School of Engineering Practice and Technology (SEPT) at McMaster University in Canada. This paper focuses on the educational models used for teaching undergraduate and graduate...

The SEPT Learning Factory (LF) is a state-of-the art learning environment for students with a focus on designing, prototyping, manufacturing, and testing processes that incorporate key aspects of IoT, IIoT, and Industry 4.0. The infrastructure to support the operations of various cyber-physical system components in the LF consist of critical elemen...

Strategies for sustainably increasing sugarcane productivity without any negative implications to the environment are challenging. In the present investigation, field trials were conducted to demonstrate the potential of an agro-technique involving foliar applications of Kappaphycus alvarezii seaweed based biostimulant in combination with recommend...

The paper presents a framework for the development of a Cyber-Physical Systems Learning Centre that focuses on implementing Industry 4.0 concepts for teaching, training, and research. The Centre includes a series of specialized learning labs that allow the development various technical skills needed for production from the concept phase to the fina...

The School of Engineering Practice Technology (SEPT) at McMaster University is making a deliberate effort to train the next generation of engineers that are ready to work in Industry 4.0 environment. Under this effort we have developed equipment for teaching the technologies that support Industry 4.0, and this paper presents two sets of such equipm...

The existing learning factories cover a variety of learning environments. Each implementation of a learning factory looks differently and is used for a different purpose. Several of the newer learning factories have a focus on Industry 4.0 and demonstrate different implementation aspects, but some of them lack a significant hands-on component. Only...

An anomalous Hall constant RH has been observed in various rare earth manganites doped with alkaline earths namely Re1−x Ax MnO3 (where Re = La, Pr, Nd etc., and A = Ca, Sr, Ba etc.) which exhibit colossal magnetoresistance (CMR), metal- insulator transition and many other poorly understood phenomena. We show that this phenomenon of anomalous Hall...

A field experiment that comprised of six treatments including three doses of Pusa hydrogel, i.e., 0, 2.5 and 5.0 kg ha-1 and two levels of irrigation, i.e., irrigation scheduling at IW/CPE ratio of 0.5 and 0.75 was laid out in randomized block design (factorial) with three replications. The soil at the experimental site was sandy loam in texture ha...

The on-farm trials were conducted for two consecutive seasons of 2007-2009 and 2008-2010 using a participatory approach on cultivators' fields at Bikamau village in Lucknow District of India's central Uttar Pradesh to explore the feasibility of planting autumn sugarcane at 90-cm row spacing as a relay intercrop in every fifth skipped row of July-tr...

Thermodynamic properties of the spin-dependent Falicov-Kimball model are studied on a triangular lattice for one-fourth filled case. Numerical diagonalization and Monte-Carlo simulation are used to study the thermodynamic properties. Continuous phase transitions are observed at finite temperature. We have observed that critical temperature (Tc) inc...

The on-farm trials were conducted for two consecutive seasons of 2007–2009 and 2008–2010 using a participatory approach on cultivators’ fields at Bikamau village in Lucknow District of India’s central Uttar Pradesh to explore the feasibility of planting autumn sugarcane at 90-cm row spacing as a relay intercrop in every fifth skipped row of July-tr...

The magnetotransport properties like electrical resistivity and Thermoelectric power of rare earth manganites doped with alkaline earths namely Re1-xAxMnO3 (where Re=La, Pr, Nd etc., and A=Ca, Sr, Ba etc.) which exhibit colossal magnetoresistance (CMR), metal-insulator transition and many other poorly understood phenomena, have been studied in this...

This paper describes a method that is used inSchool of Engineering Technology Department atMcMaster University to promote experiential learning atundergraduate level through capstone projects.The goal of this paper is to demonstrate that capstoneprojects with limited budget can be effectively used toimplement experiential learning methodology toeng...

This paper presents the implementation of a blended Instruction-Based Learning /Problem Based Learning (IBL/PBL) approach in an engineering technology curriculum. In a second year course “Thermodynamics and Heat Transfer”, students’ background knowledge is developed through IBL in the form of weekly lectures, and PBL in the form of labs and project...

The paper describes various elements of the experiential learning methodologies prescribed in the Automotive and Vehicle Technology (AVT) program. It first discusses the approaches that different instructors take to achieve the course outcomes by using different course delivery models and techniques. It then addresses an implementation of Kolb’s cy...

Ground state magnetic properties are studied by incorporating the super-exchange interaction (Jse) in the spin-dependent Falicov-Kimball model (FKM) between localized (f-) electrons on a triangular lattice for half filled case. Numerical diagonalization and Monte-Carlo simulation are used to study the ground state magnetic properties. We have found...

Balanced fertilization not only enhances crop growth and yield but also improves its quality and soil health. This study was conducted to determine the best approach of fertilization for jute production in New Gangetic alluvial soils of India. The experiment comprising seven fertilizer treatments was laid out in a randomized block design with three...

Using a simple variational method, we have studied the zero field electrical resistivity ρ(T) of rare earth manganites doped with alkaline earths namely Re1-xAxMnO3 which exhibit colossal magnetoresistance (CMR), metal–insulator transition and many other poorly understood phenomena. We take the two band model Hamiltonian for manganites in the stron...

Background and Aims: Literature suggests that glottic view is better when using McGrath® Video laryngoscope and Truview® in comparison with McIntosh blade. The purpose of this study was to evaluate the effectiveness of McGrath Video laryngoscope in comparison with Truview laryngoscope for tracheal intubation in patients with simulated cervical spin...

Covered self expandable metallic airway stents (SEMS) have been used for benign tracheal stenosis, post intubation tracheal stenosis, tracheal burn or trauma, tracheo-broncho-malacia, and extrinsic compression of trachea. Their placement is considered to be permanent, with open surgery the only way to remove the stent, though there are few cases re...

Numerical diagonalization technique and Monte-Carlo simulation algorithm is used to study the ground state properties of spin-dependent Falicov-Kimball model (FKM) on a triangular lattice for 1/3 filling of itinerant (d) and localized (f) electrons. We have found that the ground state configurations are of long range Neel ordered antiferromagnetic,...

The electronic band structure of NaTiO2 and NaNiO2 in their low temperature phase is studied using full potential LAPW method within LSDA+U approach. Magnetic and orbital order is studied for both the compounds in their low temperature phase. Various energy scales such as crystal field splitting, Jahn Teller splitting, exchange splitting etc. are e...

The exact numerical diagonalization technique with canonical Monte-Carlo algorithm is used to study the phase transitions from low temperature (ordered) phase to high temperature (disordered) phase of spinless Falicov-Kimball model on a triangular lattice with correlated hopping (t'). The low temperature (regular, striped, bounded and segregated) p...

The ground state magnetic properties of two dimensional spin-1/2 Falicov-Kimball model on a triangular lattice are studied using numerical diagonalization with Monte Carlo simulation techniques. In the ground state we observe large range magnetic ordered phases like anti-ferromagnetic and ferromagnetic depending on different values of parameters of...

We have used exact numerical diagonalization technique with Monte Carlo algorithm to study the ground state phase diagram of spinless Falicov-Kimball model on a square lattice. We have found diagonal and axial-stripe phase and segregated phase of localized electrons depending on correlation U and concentrations of localized felectrons and itineran...

The debate over the orbital order in layered triangular lattice system NaTiO$_2$ has been rekindled by the recent experiments of McQueen, et al. \cite{cava} on NaVO$_2$ ({\em Phys. Rev. Lett.} {\bf 101}, 166402 (2008)). In view of this, the nature of orbital ordering, in both high and low temperature states, is studied using an ab-initio electronic...

The thermodynamic properties of the spinless Falicov-Kimball model are studied using Monte Carlo simulation technique. It is observed that first order (discontinuous) metal-insulator transition at T = 0, smears at finite temperatures. The transition width increases with temperature. Two-peak structure is observed in specific heat for certain f-elec...

The Bain co-axial circuit is fully established in general anaesthesia practice. A major concern is the potential malfunctioning of the circuit due to avulsion of the inner fresh gas delivery tube at the machine end of the circuit. The following case report presents a case in which a patient connected to the Bain circuit developed severe hypercapnia...

The combined effect of frustration and correlation in electrons is a matter of considerable interest of late. In this context a Falicov-Kimball model on a triangular lattice with two localized states, relevant for certain correlated systems, is considered. Making use of the local symmetries of the model, our numerical study reveals a number of orbi...

Application of priming principle is well documented in relation to the use of muscle relaxants. The aim of the present study was to evaluate the efficacy of priming technique in relation to induction agents. Clinical efficacy in terms of dose reduction and alteration in peri-intubation haemodynamics was compared in propofol auto-co-induction and mi...

Correlated systems with hexagonal layered structures have come to the fore with renewed interest in cobaltates, transition metal dichalcogenides and GdI(2). While superconductivity, unusual metal and possible exotic states (prevented from long-range order by strong local fluctuations) appear to come from frustration and correlation working in tande...

Indoxacarb is a broad-spectrum non-organophosphorus oxidiazine insecticide widely used in farming. Once absorbed it acts on sodium channels and blocks the flow of sodium ions. We report a case of indoxacarb poisoning in a farmer following suicidal consumption, manifested as unconsciousness, cyanosis and stationary SpO(2) values. Methemoglobinaemia...

Sixty ASA grade I & II adult patients of either sex were randomly assigned into two groups. Group I (n=30) for I-gel and Group P (n=30) for LMA – ProSeal. We assessed the airway sealing pressure, ease of insertion, success rate of insertion, ease of gastric tube placement, airway trauma by post operative blood staining of the device, tongue, lip an...

SUMMARY: The aim of the study was to assess and compare laryngoscopic view of Truview evo2 laryngoscope with that of Macintosh laryngoscope in patients with one or more predictors of difficult intubation (PDI). Moreover ease of intubation with Truview evo2 in terms of absolute time requirement was also aimed at. Patients for elective surgery requir...

In this work we have considered a doubly degenerate extended Hubbard model to study the magnetic �and optical� properties of itinerant ferromagnets such as Fe, Co, Ni, and their compounds. Using Green’s function equation of motion technique, we have studied ground state phase diagram as a function of band filling n. Our results for magnetization M...

In this work, we present the study of heavy fermion superconductivity represented by the extended periodic Anderson model (PAM), which includes a superconducting correlations term. The study has been carried out at finite U as well as at U→∞. We have used the variational method. The variational wave function contains two variational parameters Akσ,...

Actinomycotic pelvic inflammatory disease caused by actinomyces israelii is an uncommon but well-described entity which is almost always associated with use of an intrauterine device (IUD) or pessaries facilitating the access of the microorganisms to the pelvis. Here we report an unusual case of ovarian actinomycosis in a 35-year-old female without...

In this work we present the study of heavy fermion (HF) systems represented by the extended periodic Anderson model (PAM). A term, which contains the superconductingcorrelations, has been included in the conventional PAM. The study has been carried out at finite U.We have used the variational method. The variational wavefunction contains two variat...

In this work, we study the magnetic properties of itinerant electron systems using the Hubbard-like tight binding Hamiltonian along with inter-site exchange and hybrid interactions. We have used the mean-field approximation to deal with the exchange and hybrid interactions. It is found that hybrid interaction is more effective than exchange interac...

We study role of inter-site hybrid interactions in deciding ferromagnetic state in the itinerant electron (narrow band) systems like some of the transition metals. We have considered Hubbard like tight binding model alongwith exchange and hybrid interactions. All interactions have been treated within mean-field approximation. It is found here that...

We study Hall effect in heavy fermion systems using periodic Anderson model. A variational method has been used to calculate Hall constant RH arising from skew scattering in cerium compounds. Since the scattering phase shift is strongly magnetic field dependent (the constant of proportionality is the magnetic susceptibility), the Hall constant appr...

Representing the heavy fermion systems by the periodic Anderson Model (PAM), we have used a variational method to study the temperature dependence of electronic transport properties of these systems. The electrical resistivity ϱ(T) and thermoelectric power Q(T) calculated show the features experimentally observed in these materials. In the low temp...

Representing the heavy fermions and mixed‐valence systems by the periodic Anderson model, we have used the variational method to study the temperature dependence of electronic transport properties of these systems. The electrical resistivity ρ(T) and thermoelectric power Q(T) calculated show the features experimentally observed in these materials....

We study an extension of the periodic Anderson model by considering finite f-band width. A variational method recently developed, has been used to study the temperature dependence of the average valence of magnetic susceptibility chi(sub s) and electronic specific heat C(sub v) for different values of the f-band width. As f-band width increases, th...

We study here an extension of the periodic Anderson model by considering finite f-band width. A variational method recently developed by us has been used to study the temperature dependence of the electronic specific heat C and the thermoelectric power Q for different values of the f-band width. We find that as the f-band width increases, the low-t...

We discuss the role of the observer in quantum mechanics. We briefly discuss various interpretations of quantum-mechanical measurement currently used in the literature. Then we point out the difficulty in deciding what occurrences should be classified as ''observations.'' Using the Copenhagen Interpretation, we discuss the effect of successive meas...

Cantrell and Scully have recently claimed that the EPR paradox may be resolved by use of the reduced density matrix. We show that the wave-function and reduced density-matrix treatments give identical results. Permanent address: Physics Department, University of Roorkee, Roorkee, India.