OAK jurnallaridan yig‘ilgan 140147 ta ilmiy maqola: sarlavha, mualliflar, annotatsiya, kalit so‘zlar, DOI va tayyor iqtibos formatlari.
Maqolada maktabgacha yoshdagi bolalarda ikkinchi til rus tilini o‘rgatishga oid texnologiyalar xususida so‘z boradi. Dunyo olimlari 10 yoshgacha bo’lgan davrda bola boshqa qardosh tillarni oson oz’lashtirishishi…
This article explains, from a scientific and theoretical point of view, the pedagogical possibilities of improving information security skills of future teachers. Also in the article it is important to form a socially…
Мақолада мустақиллик йилларида Ўзбекистонда маънавий ва маданий ҳаётнинг ривожланиши ва ушбу жараёндаги ижобий ўзгаришлар хусусида фикрлар келтирилган.
Ushbu maqolada Uz Avto Motors korxonasida yengil avtomobillar detallarini presslash jarayonida po‘lat strukturalarida yuz beruvchi o‘zgarishlar tadqiq etilgan. Presslashning har xil bosqichlarida po‘latning…
This article explores modern heat treatment technologies applied to bearing components. Key thermal processes such as quenching, tempering, surface hardening, and carburizing are described. Their effects on the…
: Ushbu maqolada qurilish sohasi uchun ishlatilishi zarur bo‘lgan sement haqida so‘z boradi asosan texnologik jarayonlar kimyoviy va fizik hodislar haqida amaliy ishlar yoritilgan. Sement bilan bog‘liq jarayonlarni…
This article explores the casting technologies used in the production of bearing rings, focusing on their precision and material properties. Modern advancements, challenges, and quality control measures in casting…
This article explores the production process of bearing rings utilizing secondary raw materials and foundry waste. The focus lies on the analysis of casting defects that occur during remelting and shaping processes. By…
Galvanic cells are devices that convert chemical energy into electrical energy through redox reactions. These systems form the basis for batteries and accumulators widely used in modern technology. This article explores…
This article investigates the methods used to measure the electromotive force (EMF) in galvanic cells, with a focus on the compensation method. Key principles, experimental setups, and equations for calculating EMF are…
Galvanic cells are electrochemical systems that convert chemical energy into electrical energy through redox reactions. This article explores the principles underlying galvanic cell operation, electrochemical…
This article explores the requirements for materials in the field of design, focusing on the stages of creating a dress form. It highlights the integration of material properties with aesthetic and functional design…
This article explores the nature and formation of electrode potentials of metals based on A.V. Pisarzhevsky's theory. The interaction between metal surfaces and electrolyte solutions is examined to understand the…
This article examines the nature of metallic bonding and its impact on the structural and physical properties of metals. The formation of a metallic bond arises from the electrostatic attraction between delocalized…
This paper explores the formation, properties, and classification of metallic alloys and intermetallic compounds, alongside modern techniques used to extract metals from their ores. It provides an overview of physical…
Ushbu maqolada metallarning asosiy fizikaviy va kimyoviy xossalari tahlil qilinadi. Jumladan, yorug‘likni qaytarish xususiyati, elektr va issiqlik o‘tkazuvchanligi kabi fizikaviy xossalar hamda ularning turli metallar…
Ushbu tadqiqot Portland sement klinkerining laboratoriya sharoitida STA-1700 rusumli yuqori haroratli pechda hosil bo‘lish jarayonlariga bag‘ishlangan. Klinker hosil bo‘lishi 1100 °C, 1200 °C va 1250 °C haroratlarda…
Ushbu maqolada O‘zbekiston Respublikasida amalga oshirilayotgan "Yashil makon" milliy loyihasining ekologik muammolarni hal etishdagi o‘rni va istiqbollari ilmiy tahlil etiladi. Shuningdek, loyihaning atrof-muhitga…
Maqolada Uchinchi Renessans davrida yashil iqtisodiyot nazariyasining shakllanishi, uning asosiy tamoyillari va O‘zbekistonda amalga oshirilayotgan qonuniy asoslari tahlil qilinadi.
This paper presents the technological process of producing bearing rings using secondary metal waste. A comprehensive analysis was carried out on the types of metal waste, melting methods, and refining processes. The…
White cast iron is widely used in wear-intensive applications due to its high hardness, but its brittleness limits performance in many industrial settings. This research investigates the effect of various modifiers—such…
The restoration of engine valves is a critical maintenance procedure in automotive and industrial sectors, which directly impacts engine performance, fuel efficiency, and durability. This paper explores advanced…
Tabiiy va sun’iy kompozitsion materiallar bo‘lib, ularga to‘ldiruvchi komponent qo‘shib kompozitsion materialning barqarorligini oshiriladi. Kukunsimon kompozitsion materialdan porshen, shatun, klapanli prujina…
: Mazkur maqolada linterlash mashinalarining energetik samaradorligini oshirish muammosi yoritilgan. Energiya sarfini kamaytirish, texnologik jarayonni takomillashtirish va avtomatlashtirish orqali resurslardan oqilona…
This paper explores the application of aluminum bronze alloys in the automotive industry, highlighting their mechanical strength, corrosion resistance, and wear performance. It discusses current uses, advantages…
Ushbu maqolada XIX asrning 60-yillarida Buyuk Britaniya va Rossiya imperiyasi o‘rtasidagi geopolitik raqobat doirasida Herman Vamberining O‘rta Osiyoga qilgan safarining siyosiy va ilmiy ahamiyati yoritiladi. Maqolada…
Ҳозирги глобаллашув даври ўзининг ижобий ёки салбий таъсиридан оилани ҳам четлаб ўтмади. Чунки оила – жамиятнинг асосий муҳим бўғини ҳисобланиб, оила соғлом бўлса — жамият мустаҳкам, жамият мустаҳкам бўлса — мамлакат…
Экологик муаммолар уларнинг долзарблиги,экологик таълим тарбия масаласи шу кунннинг энг долзарб муаммоларидан биридир.Экологик таълим тарбияни шаклланишида оиланинг урни мухим ахамиятга эга эканлиги ёритилиши билан…
Ushbu maqolada davlat va jamiyatning yuksak taraqqiyotini ta’minlashda yoshlarning siyosiy madaniyatini shakllantirish samaradorligini ta’minlash, ularning siyosiy jarayonlardan xabardorligini oshirishning ta’sirchan…
Ushbu tadqiqot Samarqand shahrida avtobus va mikroavtobuslar ishtirokida sodir etilgan yo‘l-transport hodisalarini tahlil qilishga qaratilgan. Tadqiqotning asosiy maqsadi, avtobus va mikroavtobuslar bilan bog‘liq…
Hozirdagi mavjud yigirish tizimlarida, tabiiy, sunhiy va sintetik tolalarni qayta ishlab, ipga aylantirish texnologik jarayonlarining maqsadi shundan iboratki, tolali mahsulotni tahlash va cho’zish yo’llari bilan bir…
This article examines the role of insulation materials in protecting buildings and structures from extreme temperatures. By focusing on innovative solutions, the research highlights the importance of selecting suitable…
Ushbu maqolada metallurgiya sanoatida metall va qotishmalarni ishlov berish jarayonida qizdirish qurilmalarining roli, ularning energetik samaradorligi va texnologik xususiyatlari ko‘rib chiqilgan. Har xil turdagi…
Ushbu maqolada metall va qotishmalarning fizik va kimyoviy jarayonlar ta’sirida o‘zgarishi, ularning struktura va mexanik xossalariga qanday ta’sir ko‘rsatishi yoritiladi. Termik ishlov berish, oksidlanish, diffuziya…
Ushbu maqolada titanni legirlash orqali uning struktura va mexanik xossalarini yaxshilash imkoniyatlari o‘rganiladi. Qotishmaga qo‘shiladigan legirlovchi elementlarning mikrostrukturaga va mustahkamlik, qattiqlik kabi…
The IP-based rail transpot network lists the radio communication Reliability Index and methodology for its calculation. In general, the use of the classical graph-probability method for calculating the reliability of an…
His study analyses chlorophyll indices in plants as indicators of the presence of phytopathogens and abiotic stress. Special attention is given to the identification of early signs of strawberry spider mite infestation…
This article provides an advanced control model for controlling the temperature and water level in smart home systems. The proposed model combines adaptive splines, Kalman filters, a dynamically adjustable PID…
This study examines the annotation of documents with respect to semantic roles. The data for thematic models is formed based on the standard bag-of-words hypothesis. The question of the number and uniqueness of themes…
This paper investigates the existence and conditional stability of solutions for a initialboundary value problem related to a third-order mixed-type Sobolev equation. These types of problems arrays in various fields…
To solve elliptic equations, iterative methods are mainly used, the number of iterations in which is often very large. For this reason, it is of interest to develop high-precision direct oriented methods for solving…
Using the Duhamel-Neumann relationship and the equations of motion, the Saint-Venant compatibility conditions, are written as a system of six dynamic equations with respect to strains. It is shown that, unlike the…
In this work, a mathematical model of the thermo-electro-magnetic-elastic deformation process of thin plates with a complex shape was developed and calculation experiments were carried out using the…
A numerical study of the non-stationary technological process of filtering lowconcentration solutions through a porous medium, proceeding in accordance with Darcy’s law taking into account the phenomena of colmatation…
A multidimensional mathematical model of simultaneous heat and moisture transfer processes in inhomogeneous porous bodies is proposed, considering internal heat and moisture release, heat and moisture exchange with the…
The article explores the intricacies of PR in promoting a national brand. Crafting a successful marketing strategy is often one of the most challenging tasks. Even the best brand can fail if it’s presented to the public…
The role of international academic mobility in the training of future teachers, its relevance during Bologna process are shown in the article. The author discloses the essence of internationalization of the educational…
in the article, the content and essence of developing the creativity of future teachers of technology, as a result of the rapid development of science and technology, the volume of scientific knowledge, understanding…
This article covers the issues of the formation of creativity skills of Primary School students. The techniques used to enhance students creativity skills are outlined in the classroom. The correct Organization of the…
This article examines the personal and professional qualities of future specialists set by modern society, their development in the process of teaching foreign languages, as well as the requirements for the use of…