Nikolai Ivanovich Vatin

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• Doctor of Engineering
• Director of the Scientific and Technological Complex "Digital Engineering in Civil Engineering" at Peter the Great St.Petersburg Polytechnic University

Improving the properties of cement concrete for anti-corrosion flooring is considered. The study is aimed at identifying effective methods and solutions for further development in this area, as well as developing scientific proposals on the topic.

The need for precise manufacturing in aerospace, medical, and automotive industries requires an investigation of upscale drilling methods that can achieve small-diameter deep holes with exceptional accuracy. Abrasive Waterjet Drilling (AWJD) has developed as a promising technology due to its distinctive blend of precision and adaptability. Despite...

A novel form of high-tech concrete known basalt fiber-reinforced high-performance concrete (BFHPC) has been developed using traditional materials that require extra admixtures to improve its mechanical properties. Machine learning (ML) techniques provide a more flexible and economical way to predict the mechanical property of chopped and minibar ba...

The object of research is to investigate the challenges and methods of reinforced concrete structures in Tehran, Iran. The issues regarding contractors' obligations and Iran's construction challenges have been investigated. Method. Thus, the design of the Iranian code has been reviewed in this article, and similar international situations, the view...

Nanomaterials have revolutionized sensor technology by offering enhanced sensitivity, selectivity, and miniaturization capabilities. However, the commercialization of nanomaterial‐based sensors remains challenging due to the complexities involved in bridging laboratory innovations to market‐ready products. This review article explores the various m...

Mathematical models and analytical methods for solving contact problems of multilayer beam slabs lying on an elastic base are developed, considering the reactive normal and shear pressures of the base. In this case, an elastic filler is inserted between each pair of beam slabs. The rigidity of the filler placed between the slabs can differ in each...

Program for calculation of physical and mechanical properties of fiberglass pipes The program is designed to calculate physical and mechanical properties of fiberglass pipes. The program can be used in engineering calculations related to design, production and operation of FRP pipes. Functional capabilities of the program: calculation of mechanical...

This review aims to provide a comprehensive analysis of the difference between 3D printed concrete (3DPC) and 3D printing reinforced concrete (3DPRC) technologies, as well as potential future paths for these technologies based on current consolidated approaches. Although 3D printed reinforced concrete technology attempts to strengthen reinforced co...

The research object is concrete with supplementary cementitious materials (SCMs) such as bentonite clay and quarry dust. The impact of incorporating these SCMs on fresh concrete properties, compressive, flexural, and split tensile strengths, and acid resistance was investigated. Microstructural analysis using Scanning Electron Microscopy (SEM) and...

The goal of this study is to give a full look at how to improve the processes of turning scrap into new products in remanufacturing, with a focus on methods that are good for the environment and will last. The use of energy dropped by an amazing 20% when new technologies like additive manufacturing were tested in case studies and technical reviews....

To overcome the necessity of a high computational system and the internet dependency of a conventional ECG machine, this device, capable of working without internet can analyze ECG patterns and classify them into normal and abnormal conditions. In this paper an edge computing device was made from analyzing various data sets collected from the heart...

Machine Learning research has made significant strides in recent times, particularly in expanding the boundaries of prediction and data modeling across various fields. This study specifically assesses the appropriateness of carefully selected prediction models for forecasting the total number of daily traffic connections. Our focus is on identifyin...

The Gate Diffusion Input (GDI) technology reduces power consumption and delays while keeping the logic design simple. In contrast, the GDI-based Linear Feedback Shift Register (LFSR) requires more transistors to produce the D flip-flop, resulting in a larger area requirement than the classic type. To reduce power dissipation, we must lower the numb...

This study investigates the thermal performance of paraffin-based nanocontainers within porous wall environments, with a focus on optimizing energy storage and transfer efficiency in building applications. Phase change materials (PCMs) such as paraffin offer significant potential in thermal management due to their ability to store and release laten...

CERTIFICATE of state registration of computer program № 2024692054

The article considers the possibility of using reinforced concrete waste after demolition or destruction of buildings and structures, as well as substandard products from factories producing reinforced concrete products. The classifications of products made using recycled crushed stone, as well as methods of recycling secondary material, are consid...

A software tool for calculating the density of an urban transportation network Summary: Scope of the computer program: calculation of the total time spent on movement in an urban environment. Purpose of the computer program: estimation of time spent on movement, taking into account various factors such as density of the transport network, distance...

This article deals with the "dynamics" of a rod system (a two-support beam with two cantilevers) with three point masses located along its length that simulate the distributed mass of the structure under the action of a vibratory dynamic load applied to the corresponding mass; this load models the kinematic disturbance that occurs in the chassis st...

The problem of stability of a viscoelastic anisotropic fiber reinforced plate under the action of a rapidly increasing (dynamic) shear load in a geometrically nonlinear formulation is considered. The mathematical model of the problem is described by a system of nonlinear partial integro-differential equations with singular relaxation kernels. The B...

This study presents a methodology for synthesizing and characterizing graphene oxide/titanium dioxide (GO/TiO₂) nanocomposite-based sensing electrodes for the novel electrochemical sensing of ethyl lactate (EL). EL, a simulant for chemical warfare agents like sarin, enables safer research on detection methods and protective measures. Using a hydrot...

This research examines the mechanical properties of concrete by combining recycled concrete aggregates (RCA) with carbon nanofibers and natural sisal fibers, in place of natural aggregates. We created a variety of concrete mixtures with RCA content levels of0%,50%, and 100%, as well as varied fiber combinations. Some mixes included additional cemen...

In this work, the polyether ether ketone (PEEK) nanofibrous layers and their sterilized methods influence on molecular properties, structural properties, and biocompatibility have been discussed.Some instrument employed were gamma radiation, ultraviolet light, Ethylene oxide (EtOx) and an autoclave to sterilised the layers developed through melt-el...

Perfluorooctanoic acid (PFOA) is extensively utilized in industrial applications, posing significant environmental and health risks because of its persistence and toxicity. Effective elimination methods are vital to mitigate its adverse effects on ecosystems and human health. In this study, we investigate the potential of biomass‐derived polymer co...

In the domain of scene interpretation for autonomous vehicles, it is very crucial to identify and classify the objects in an environment. Deep learning techniques like semantic segmentation, depth estimation, instance segmentation, object detection, etc., enable us to build efficient models with sufficient accuracy in classifying and identifying th...

This article aims to investigate the mechanical properties and substrate adhesion of the pull-off method in polymer mortars modified with styrene-butadiene resin polymer (SBR) containing glass powder and composite fiber-reinforced slag. Different mix designs were investigated with and without SBR, taking into account different amounts of glass powd...

Electromagnetic pollution, or electromagnetic interference (EMI), is a phenomenon that has arisen due to the fast spread of electronic gadgets. To overcome EMI problem, polymer-based composites have sparked considerable attention among researchers owing to their superior qualities. Hence, this work utilizes magnetite-modified graphene (MMG) filler...

This study evaluates the performance of a geosynthetic reinforced soil integrated bridge system (GRS-IBS) in terms of total displacement by varying different design parameters simultaneously and also suggests optimum values of them. These parameters include, i. backfill internal friction angle (∅b) and reinforcement spacing (Sv), ii. Backfill inte...

Antimony-Selenium-Tin (Sb-Se-Sn) is a ternary chalcogenide have wide range of potential applications, because of their high strength, various crystal lattices, and electrical characteristics. In this work, the melt quenching method was used to synthesize the nanoparticles of Sb14Se86-xSnx (x = 0, 3, 6, 9, 12) chalcogenide glasses. X-ray diffraction...

Lepidagathis cristata ( L. cristata ) plant produces reducing and capping agents; this study utilized microwave‐assisted biogenic synthesis to manufacture silver nanoparticles (AgNPs) using this plant. The structure, morphology, and crystallinity phases of prepared nanoparticles (NPs) were characterized by ultraviolet–visible spectroscopy (UV‐viz),...

The object of research is the potential application of digital twins and neural network modeling for optimizing construction processes. Method. Adopting a perspective approach, the research conducts an extensive review of existing literature and delineates a theoretical framework for integrating digital twins and neural network modeling technologie...

Fungus Mycelium mediated Calcite Precipitation (FMCP) is a novel bio-inspired method for enhancing the mechanical and microstructural properties of sand. This study investigates the potential of Aspergillus Niger fungus mycelium to induce calcite precipitation in sand, thereby improving its unconfined compressive strength (UCS) and permeability. Th...

Cardiovascular diseases (CD), or heart diseases (HD), lead to approximately 17.9 million deaths each year, constituting 32% of global fatalities. Early detection and appropriate treatment of HDs can significantly reduce mortality rates, with timely intervention before disease progression enhancing treatment efficacy. Early detection is achievable t...

The biosynthesis of nanoparticles is an important research area focused on developing innovative, cost-effective, efficient, and environmentally friendly synthesis techniques with a wide range of applications. This study employs a straightforward and practical method to produce TiO2 nanoparticles (NPs) for use in photocatalysis, antibacterial, anti...

Before using concrete for a particular purpose, its strength must be determined because its physical properties vary depending on the type of supplementary cementitious material (SCM). Initially, researchers anticipated it with statistical processes; more recently, they started implementing deep learning (DL) and machine learning (ML) models. This...

Before using concrete for a particular purpose, its strength must be determined because its physical properties vary depending on the type of supplementary cementitious material (SCMs). Initially, researchers anticipated it with statistical processes; more recently, they started implementing deep learning (DL) and machine learning (ML) models. This...

This article analyzes the causes of the collapse of a high-rise chimney in Petropavlovsk. A study of the factors of long-term (over 60 years) operation of a high-altitude (H=150 m) chimney was carried out. The analysis of the constructive solution of the pipe was carried out, and the study of the operating conditions was performed. To theoretically...

The compressive strength of concrete is a critical parameter that affects the safety, durability, and performance of structures. This is a key factor in the design, construction quality control, and long-term functionality of concrete elements in various engineering applications. This is a fundamental indicator of the ability of the concrete to wit...

This work investigates the development, characterization, and evaluation of nanostructured catalysts intended especially for environmentally benign energy conversion. We developed nanostructured catalysts by modifying the sol-gel method and varying the precursor material and reaction conditions ratios. The morphological differences between the synt...

This work utilizes a simple ball milling and heating process to synthesize lead zirconium titanate (PZT). The thin film PVDF-PZT separator is fabricated with the use of dimethyl sulfoxide (DMSO) solvent. The separator's characterization is accomplished by using conventional characterization tools to examine its crystallinity, morphology, chemical c...

This work utilizes a simple ball milling and heating process to synthesize lead zirconium titanate (PZT). The thin film PVDF-PZT separator is fabricated with the use of dimethyl sulfoxide (DMSO) solvent. The separator's characterization is accomplished by using conventional characterization tools to examine its crystallinity, morphology, chemical c...

This work deals with the urgent problem in the mechanics of a deformable solid: studying factors of the stress-strain state of a single-span statically indeterminate beam with complex boundary conditions that is under conditions of complex resistance (axial compression with plane transverse bending). To solve the problem, both analytical methods (t...

The object of research is the microstructure of glass-basalt fiber-reinforced polymer (GFRP/BFRP) composite tubes and the relationship between its multifractal dimensions and their physical and mechanical properties. The structure of many materials exhibits heterogeneity across various length scales, which is often assessed through the geometrical...

This study investigates on the impact of basalt fiber reinforcement concrete in protected building and structures. Basalt fibers, derived from the melting of basalt rock at temperatures ranging from 1,500 to 1700°C, are recognized as sustainable and environmentally friendly fiber materials. Various studies have revealed differing optimal percentage...

This study investigates the synthesis, analysis, and utility of films comprising deep eutectic solvent (DES) grafted activated charcoal (AC) within a polyvinyl alcohol (PVA) matrix for optoelectronic device applications. The fabrication process involves the dispersion of DES functionalization AC into the PVA solution, followed by casting onto subst...

Currently, the use of new materials and technologies in construction is becoming increasingly relevant. One of the promising directions is the application of hybrid glass-basalt plastic pipes (HGBPP) as elements of prefabricated structures. HGBPP offer several advantages over traditional materials, such as high strength, corrosion resistance, and l...

The object of research is the microstructure of glass-basalt plastic composite pipes and the relationship between its fractal dimensionality and the physical-mechanical properties. Method. The study involves conducting physical experiments to measure and analyze the properties of glass-fiber-reinforced and glass-basalt-fiber-reinforced composite pi...

The challenge of swift and reliable earthquake location prediction within earthquake early warning (EEW) systems underscore the need for innovative solutions. Existing methods provide predictions, yet there is a clear demand for enhanced accuracy and expediency in the process of resolving. The article intends in prediction of both magnitude of eart...

The widespread application of antibiotics, such as tetracycline (TC), has led to severe environmental problems. Herein, the rod-like Mn0.3Cd0.7S (MCS) coupled with flower-like FeNi8-LDH self-assembled from nanosheets S-scheme heterojunction is successfully constructed by a simple physical ultrasonic-assisted combined with a grinding method. The opt...

The paper presents the results of a theoretical and experimental study of the wear rate of the elements of the flow part of centrifugal and axial pumps. Theoretical formulas recommended by various authors, obtained for models with flat samples based on energy theory, do not take into account the features of hydraulic machines. Considering the movem...

In this study, we present and examine the implementation of a fuzzy logic-driven energy storage management system devised to enhance the efficiency of charging and discharging activities in modern power grids. By using real data derived from the installation of the system, our research aims to assess its effectiveness in bolstering grid resilience...

This research investigates the creation, analysis, and assessment of nanostructured catalysts designed specifically for sustainable energy conversion purposes. Nanostructured catalysts were produced by a modified sol-gel technique, employing different ratios of precursor materials and reaction conditions. The morphological analysis showed clear dis...

The development of novel drug candidates for treating microbial infections and cancer turns into a challenging task. The biopolymer-based nanomaterials have gained popularity for their effective roles in the pharmaceutical sector. The present investigation aims to valorize crab shell wastes to extract chitosan. The obtained (chitosan) biomass was u...

The present research examines a wide range of civil engineering projects across India, each providing a distinct platform for investigating quality management, automation techniques, and improvement activities using artificial intelligence (AI) techniques. The study covers projects demonstrating the variety of India’s civil engineering undertakings...

The tensile strength of concrete is a crucial factor in civil engineering design of buildings and structures. Engineers are trying to find a new way to calculate tensile strength by using different characteristics in terms of the mechanical properties of concrete. This work aims to find the tensile strength through the apparent failure of cubic com...

To improve military personnel's overall health and operational efficiency, the Soldier's Health Monitoring and Position Tracking System integrates innovative technology in a comprehensive way. Military commanders are guaranteed complete situational awareness with this system's combination of real-time health monitoring and exact position tracking....

In recent years, Biometric system are the one, which is widely used method for the recognition and identification of an individual that are highly demanded approach for its absolute security and accuracy which plays a vital roles in banking, commercials, business and other fields. Moreover this research is based on the multimodal biometrics which i...

The integration of solarcellsinto construction materials, such roof tiles, isgaining traction. Nevertheless, solarcells' conversion efficiencyistemperature-dependent, and a high temperaturewouldlowerit. This study examines the functionality of mortar roof tilesthat have builtinsolarcells and safety glass. To control the temperature of the solar cel...

Austenitic Stainless Steel 316L is one among most frequent ASS scores utilized in modern industry. It is more resistant to corrosion in normal atmospheric conditions in severe settings such as seawater with salt and situations that require protection against chloride corrosion and pitting. While operating effectively at high temperatures, it can al...

Sieve analysis tests are frequently used to determine the grain size distribution of granular materials. This project proposes an ImageJbased image analysis approach for evaluating aggregate particle size distribution. Grain size in image analysis should be estimated to compare the graduation curves between the two methods.. Black sheets were more...

This article investigates the integration of blockchain technology into cybersecurity frameworks in electric transportation systems, evaluating the implications and advancements achieved in constructing a safe and resilient infrastructure. An analysis of electric vehicle (EV) specifications reveals a diverse range of battery capacity and driving ra...

This study examines the improvement of electric vehicle (EV) economy by using Model Predictive Control (MPC) in power electronics, with the goal of optimizing system performance. Experimental assessments done on different battery parameters have identified a spectrum of capacities, ranging from 55 kWh to 75 kWh, and voltages, ranging from 380V to 4...

This paper presents a method for measuring a wind turbine's MPP (Maximum Power Point) with a three-bladed VSWT that is driven by a DFIG (Double-Fed Induction Generator) (Variable Speed Wind Turbine). The rotor incorporates a DFIG with successive PWM voltage-source converters within its integrated rotor integrated circuit. Grid-side converters gener...

This study explores the use of predictive machine learning techniques to enhance energy management in sustainable transportation systems, with a specific emphasis on electric vehicles (EVs). The analysis of EV specifications has shown a wide variety of battery capacities, ranging from 55 kWh to 75 kWh. These capacities have a direct impact on the e...

The study examines the cybersecurity environment of electric transportation networks using a machine learning-based methodology. It analyzes the behaviors of electric vehicles, charging patterns, cyber threat occurrences, and the performance of machine learning models. An analysis of electric vehicle (EV) data shows that there are differences in ba...

Recent advancements in thermoelectric (TE) materials have opened up new possibilities for efficient waste heat recovery and renewable energy generation. The latest innovations in thermoelectric materials, including novel composites, nanostructured systems, and low-dimensional materials, have significantly enhanced the thermoelectric performance, th...

The object of research is a cold-bonded fly ash aggregate based on high-calcium fly ash from Berezovskaya GRES (Russia). The study presents a developed lightweight aggregate for concrete, consisting of high-calcium fly ash, microsilica and MgCl2 and Ca(NO3)2 additives. The physical and mechanical properties of the filler were experimentally investi...

The objective of this work is the study the crystal structure and elemental content of braunite-hematite and braunite-psilomelane oxide manganese ores y means of X-ray diffractometry (XRD), Energy Dispersion X-ray (EDX) analysis, and X-Ray fluorescent (XRF) analysis. It was found that heat treatments at 600, 800, and 1000 °C promote the phase trans...

For the purpose of delivering high-quality structures, efficient project management ensures better selection of materials and methods and manpower. To successfully traverse hurdles, optimize workflows, and mitigate risks to achieve deadlines managements deals with latest and smart technologies. Therefore, the Monte Carlo approach was employed to ex...

Empirical insights into the significant effects of IoT-Enhanced Healthcare on patient care and health outcomes are provided by this study. The transformational potential of IoT technology is shown by data generated from a varied patient group, which includes continuous monitoring of blood pressure, body temperature, heart rate, and blood glucose le...

This study clarifies how precision agriculture powered by the Internet of Things may optimize agricultural productivity and sustainability. Important connections, like the positive association between agricultural output and soil moisture, are revealed by analyzing data from Internet of Things sensors. Test findings for Precision Agriculture show i...

This experimental study examines the use of AI-driven supply chain management solutions in the framework of Industry 5.0. An analysis of fictitious data that represented product inventory, supplier details, customer orders, and transportation details showed significant cost savings in transportation logistics (10%), improvements in supplier cost ef...

This research delves into the dynamics of civic engagement in urban settings. The sample of participants was broad, with ages ranging from 22 to 40 years, nearly equal gender distribution (52% female, 48% male), and a range of educational backgrounds, including postgraduates (35%), bachelor's degree holders (40%), and high school graduates (25%). N...

In the context of Industry 5.0, this empirical research investigates the concrete effects of artificial intelligence (AI) and big data insights on sustainability metrics. Real-world data analysis shows that during a two-year period, there was a 10% rise in the energy used by solar panels, a 6.7% increase in the energy consumed by wind turbines, and...

The stress-strain state of the foundations of buildings and structures made of weak viscoelastic soils is considered. The mechanical characteristics of a viscoelastic water-saturated soil base were determined experimentally. A macro sample of soil in a pipe about 1 m high had a water lock on top to create excess pore pressure in the sample. Excessi...

This article examines the current issues of the development of digital counterparts of mechanical engineering products in the context of advanced manufacturing technologies, with special emphasis on the use of specialized software for processing scanned external surfaces of physical objects. The research presented in this paper is aimed at identify...

s you know, many parts of internal combustion engines, gas turbine power plants, steamgenerators of nuclear power plants and manufacturing industries experience thermal effects ofvarious forms. At the same time, a process of thermal expansion occurs on these parts and, as aresult, a thermal stress-strain state arises on them with a value that in so...

This study aims to investigate the effect of 3D-printed polymer shell reinforcement ton ultra-high-performance concrete. The mechanical properties of ultra-high-performance polymer reinforced concrete have been investigated. At first, the 3D-printed shell reinforcements were designed using 3D Max and Rhino 6 software. Then, each was fabricated thro...

The object of research is Self-healing building materials. This work aims to comprehensively analyze the diverse mechanisms employed in self-healing building materials, assess their effectiveness across various materials and applications, and explore the broader implications of these materials for the future of construction. Method. This research s...

The presented article provides a comparative analysis of the methods of manufacturing technology for semiconductor branches of p- and n-type conductivity. For comparative analysis, a method is considered for obtaining ternary alloys based on the Bi2Te3 base material by pressing and zone melting. The sequence of the manufacturing process, the princi...

The object of research is a modular ventilated facade. This design was developed based on ventilated façade and modular façade systems. The combination of the two systems will result in a more advanced and modern design. The research methods used in the work are the analysis and review of the literature, the modeling of the structure, and the calcu...

The object of the study is a modular wall panel made on a 3D printer. Previously, this sample was tested in climatic chambers. The aim of the study is to assess the energy efficiency potential of the additive structure under study based on a more detailed analysis of the data obtained from the experiment in the climatic chamber and the thermal imag...

This research investigates a paradigm shift in heat treatment practises that is characterised by transformational changes. Despite their widespread use, traditional technologies are often linked to issues such as energy inefficiency, pollution, and material waste. In order to tackle these aforementioned issues, this study explores novel methodologi...

This study explores the domain of developing material categories for the purpose of sustainable energy storage, with the objective of addressing the constraints inherent in existing technologies and facilitating the development of inventive resolutions. The research examines the potential of nanomaterials, metal-organic frameworks (MOFs), polymers,...

This study investigates composites and intermetallic, examining their microstructure, characteristics, and applications. The research demonstrates the complicated link between these materials’ fundamental features and their possible practical applications by analysing mechanical strength, thermal conductivity, microstructure, and reinforcement perc...