33 results on '"fizika"'
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2. Fizika va astronomiya o’qitishda integrativ yondashuv muammosining ilmiy-metodik adabiyotlarda yoritilishi
- Author
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Qurbonova, Surayyo, Ahmedova, Umida, Sayfullayeva, Gulhayo Ixtiyor qizi, Qurbonova, Surayyo, Ahmedova, Umida, and Sayfullayeva, Gulhayo Ixtiyor qizi
- Abstract
Ma’lumki, o‘quv fanlari miqdorini oshirish, albatta, har doim ham ijobiy natija beravermaydi. Chunki bugungi zamonaviy texnologiya son orqasidan quvish emas, balki sifat o‘zgarishlarining ham bo‘lishini taqozo etmoqda. Bu jihatdan rivojlangan davlatlarning tajribasiga tayanmoq lozim. Ularning 70 foizi ta’lim tizimida integrativ xarakterdagi o‘quv dasturlari va darsliklardan foydalanmoqdalar.
- Published
- 2023
3. Fizika va astronomiya o’qitishda integrativ yondashuv muammosining ilmiy-metodik adabiyotlarda yoritilishi
- Author
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Qurbonova, Surayyo, Ahmedova, Umida, Sayfullayeva, Gulhayo Ixtiyor qizi, Qurbonova, Surayyo, Ahmedova, Umida, and Sayfullayeva, Gulhayo Ixtiyor qizi
- Abstract
Ma’lumki, o‘quv fanlari miqdorini oshirish, albatta, har doim ham ijobiy natija beravermaydi. Chunki bugungi zamonaviy texnologiya son orqasidan quvish emas, balki sifat o‘zgarishlarining ham bo‘lishini taqozo etmoqda. Bu jihatdan rivojlangan davlatlarning tajribasiga tayanmoq lozim. Ularning 70 foizi ta’lim tizimida integrativ xarakterdagi o‘quv dasturlari va darsliklardan foydalanmoqdalar.
- Published
- 2023
4. Ijtimoiy fanlarning matematika fani bilan bog’liqligi
- Author
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Bekpo’latova, Muazzam and Bekpo’latova, Muazzam
- Abstract
Matematika fani tabiat va jamiyatdagi barcha sohalar bilan chambarchas bog’liq hisoblanadi. U nafaqat aqlni charxlabgina qolmay, xotirani kuchaytirish va aqliy kasalliklar bilan kasallanish foizini ham kamaytiradi. Ushbu maqolada matematika fanining boshqa ijtimoiy fanlar bilan bog’liqligi haqida batafsil bayon qilinadi.
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- 2023
5. Buyuk sharq allomalarining jahon sivilizatsiyasiga qo‘shgan hissasini o‘rganish
- Author
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Xalilov, Orziqul Qodirovich and Xalilov, Orziqul Qodirovich
- Abstract
Ushbu maqolada Markaziy Osiyo olimlarining tabiiy fanlar sohasida olib borgan ilmiy meroslaridan foydalanishda O‘rta Osiyoda qadimdan fizika, astronomiya, matematika, tibbiyot, kimyo, to‘qimachilik va me’morchilik soxasida olib borgan ilmiy ishlaridan o‘quv jarayonida keng foydalanish.
- Published
- 2021
6. Buyuk sharq allomalarining jahon sivilizatsiyasiga qo‘shgan hissasini o‘rganish
- Author
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Xalilov, Orziqul Qodirovich and Xalilov, Orziqul Qodirovich
- Abstract
Ushbu maqolada Markaziy Osiyo olimlarining tabiiy fanlar sohasida olib borgan ilmiy meroslaridan foydalanishda O‘rta Osiyoda qadimdan fizika, astronomiya, matematika, tibbiyot, kimyo, to‘qimachilik va me’morchilik soxasida olib borgan ilmiy ishlaridan o‘quv jarayonida keng foydalanish.
- Published
- 2021
7. Umumiy va o’rta maxsus ta’lim maktablarida fizika fanini o’qitishda PISA testlaridan foydalanishning ahamiyati
- Author
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Muratbaeva, B.Y. and Muratbaeva, B.Y.
- Abstract
Maqolada fizika darslarida pisa testlaridan foydalanishning afzalligi haqida fikrlar bayon etilgan.
- Published
- 2021
8. Umumiy va o’rta maxsus ta’lim maktablarida fizika fanini o’qitishda PISA testlaridan foydalanishning ahamiyati
- Author
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Muratbaeva, B.Y. and Muratbaeva, B.Y.
- Abstract
Maqolada fizika darslarida pisa testlaridan foydalanishning afzalligi haqida fikrlar bayon etilgan.
- Published
- 2021
9. Buyuk sharq allomalarining jahon sivilizatsiyasiga qo‘shgan hissasini o‘rganish
- Author
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Xalilov, Orziqul Qodirovich and Xalilov, Orziqul Qodirovich
- Abstract
Ushbu maqolada Markaziy Osiyo olimlarining tabiiy fanlar sohasida olib borgan ilmiy meroslaridan foydalanishda O‘rta Osiyoda qadimdan fizika, astronomiya, matematika, tibbiyot, kimyo, to‘qimachilik va me’morchilik soxasida olib borgan ilmiy ishlaridan o‘quv jarayonida keng foydalanish.
- Published
- 2021
10. Buyuk sharq allomalarining jahon sivilizatsiyasiga qo‘shgan hissasini o‘rganish
- Author
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Xalilov, Orziqul Qodirovich and Xalilov, Orziqul Qodirovich
- Abstract
Ushbu maqolada Markaziy Osiyo olimlarining tabiiy fanlar sohasida olib borgan ilmiy meroslaridan foydalanishda O‘rta Osiyoda qadimdan fizika, astronomiya, matematika, tibbiyot, kimyo, to‘qimachilik va me’morchilik soxasida olib borgan ilmiy ishlaridan o‘quv jarayonida keng foydalanish.
- Published
- 2021
11. Umumiy va o’rta maxsus ta’lim maktablarida fizika fanini o’qitishda PISA testlaridan foydalanishning ahamiyati
- Author
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Muratbaeva, B.Y. and Muratbaeva, B.Y.
- Abstract
Maqolada fizika darslarida pisa testlaridan foydalanishning afzalligi haqida fikrlar bayon etilgan.
- Published
- 2021
12. Umumiy va o’rta maxsus ta’lim maktablarida fizika fanini o’qitishda PISA testlaridan foydalanishning ahamiyati
- Author
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Muratbaeva, B.Y. and Muratbaeva, B.Y.
- Abstract
Maqolada fizika darslarida pisa testlaridan foydalanishning afzalligi haqida fikrlar bayon etilgan.
- Published
- 2021
13. “BILAMAN. BILISHNI XOHLAYMAN. BILIB OLDIM.” USULINING FIZIKANI O’QITISHDAGI AHAMIYATI
- Author
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Yusubova, Dilfuza Karimboyevna and Yusubova, Dilfuza Karimboyevna
- Abstract
Fizika fani - eksperimental fan. Fizikani o’qish, o’rganish, o’zlashtirish jarayonida o’quvchilar birmuncha qiyinchiliklarga duch kelishlari mumkin. Bu vaqtda o’quvchilarda o’z bilimiga ishonchsizlik paydo bo’lib, oqibatda fandan zerikish kabi salbiy holat yuzaga kelishi mumkin.
- Published
- 2020
14. “BILAMAN. BILISHNI XOHLAYMAN. BILIB OLDIM.” USULINING FIZIKANI O’QITISHDAGI AHAMIYATI
- Author
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Yusubova, Dilfuza Karimboyevna and Yusubova, Dilfuza Karimboyevna
- Abstract
Fizika fani - eksperimental fan. Fizikani o’qish, o’rganish, o’zlashtirish jarayonida o’quvchilar birmuncha qiyinchiliklarga duch kelishlari mumkin. Bu vaqtda o’quvchilarda o’z bilimiga ishonchsizlik paydo bo’lib, oqibatda fandan zerikish kabi salbiy holat yuzaga kelishi mumkin.
- Published
- 2020
15. “BILAMAN. BILISHNI XOHLAYMAN. BILIB OLDIM.” USULINING FIZIKANI O’QITISHDAGI AHAMIYATI
- Author
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Yusubova, Dilfuza Karimboyevna and Yusubova, Dilfuza Karimboyevna
- Abstract
Fizika fani - eksperimental fan. Fizikani o’qish, o’rganish, o’zlashtirish jarayonida o’quvchilar birmuncha qiyinchiliklarga duch kelishlari mumkin. Bu vaqtda o’quvchilarda o’z bilimiga ishonchsizlik paydo bo’lib, oqibatda fandan zerikish kabi salbiy holat yuzaga kelishi mumkin.
- Published
- 2020
16. “BILAMAN. BILISHNI XOHLAYMAN. BILIB OLDIM.” USULINING FIZIKANI O’QITISHDAGI AHAMIYATI
- Author
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Yusubova, Dilfuza Karimboyevna and Yusubova, Dilfuza Karimboyevna
- Abstract
Fizika fani - eksperimental fan. Fizikani o’qish, o’rganish, o’zlashtirish jarayonida o’quvchilar birmuncha qiyinchiliklarga duch kelishlari mumkin. Bu vaqtda o’quvchilarda o’z bilimiga ishonchsizlik paydo bo’lib, oqibatda fandan zerikish kabi salbiy holat yuzaga kelishi mumkin.
- Published
- 2020
17. Epikurova filozofska psihologija
- Author
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Bogdanovski, Mašan, Đurić, Drago, Dobrijević, Aleksandar, Nišavić, Ivan D., Bogdanovski, Mašan, Đurić, Drago, Dobrijević, Aleksandar, and Nišavić, Ivan D.
- Abstract
Rad se bavi detaljnom analizom Epikurove teorijsko metafizičke filozofije, koja stoji kao temelj njegovih etičkih razmatranja. Pokušaćemo da ponudimo uvid u to da li njegove ideje o nauci o prirodi, epistemologiji ili psihologiji nude valjane i ubjedljive razloge na osnovu kojih bismo mogli (a možda i morali) da prihvatimo etiku koju on postulira, ili je slučaj obratan, tj. da je prije svega formulisana etika pa su tek na osnovu tih razmatranja razjašnjene osnovne ideje teorijskih razmatranja. Uz to ćemo uvidjeti značaj tih pojedinačnih oblasti ne samo iz perspektive epikurejske filozofije već i njihov doprinos razvoju savremene filozofske misli. Pokazaćemo na koji način teorijska promišljanja imaju direktan uticaj na praktično djelovanje čovjeka. Odnosno kako možemo da se, upoznajući zakone prirode kao i načine na koje saznajemo ili opažamo spoljašnji svijet, oslobodimo strahova i anksioznosti. Na taj način se dostiže cilj epikurejske filozofije: život ispunjen racionalno odmjerenim i pažljivo promišljenim zadovoljstvima i uživanjima. Na atomističkoj slici univerzuma, preuzetoj od Demokrita koju je Epikur unaprijedio iznenadnim skretanjem atoma, zasnivaju se svaka naredna teorijska razmatranja. Epistemološki procesi, kao što je opažanje, recimo, zavise od načina na koji je univerzum, pa i sami naš svijet, skrojen. Opažanje nastaje tako što spoljašnji predmeti odašilju eidola-e koje nadražuju naša čula i proizvode određene osjete. Dalje, direktna i nedvosmislena posledica isključivo materijalističkog objašnjenja funkcionisanja univerzuma jeste determinizam, što je Epikur pokušao da prenebregne. Pokušaj uklapanja libertarijanističke pozicije u zakonima uređenu predstavu svijeta nije urađeno na najsrećniji način i predstavlja najveći nedostatak dijela epikurejske teorijske filozofije koji se bavi problemom slobodne volje. Nasuprot tome, psihološka razmatranja, utemeljena na već tada uobičajenoj distinkciji duše i tijela, Epikur shvata kao različite aspekti jedne iste, The dissertation gives a detailed analysis of Epicurus’ theoretical philosophy, which sets the grounds for his ethical considerations. We will try to provide an insight into whether his ideas on science, epistemology and psychology offer valid and convincing reasons on the basis for accepting the basic postulates of his ethics. Or is the order of arguments reversed, that is, is his ethics formulated originally, and are basic theorethical theses subsequently clarified upon these accounts? In addition, we will observe the significance of these individual areas not only from the perspective of Epicureanism, but also from the standpoint of their contribution to the development of the contemporary philosophical thought. We will show how theoretical considerations have a direct effect on the practical human reactions. How can we, by knowing the laws of nature, as well as the ways in which we discover or observe the outside world, free ourselves of fears and anxiety? In this way, the goal of Epicureanism is fulfilled: life filled with rationally measured and carefully thought-out pleasures and enjoyments. On the atomistic image of the universe, taken from Democritus and advanced by Epicurus sudden swerve of atoms forms the base of each ensuing theoretical account. Epistemological processes, such as perception, are, for example, dependent on the way the universe and even our own world are tailored. Perception is created by external objects that emit eidolae, which stimulate our senses and produce certain affections. Furthermore, a direct and undisputable consequence of the purely materialistic explanation of the universe functioning is determinism, which is something Epicurus attempted to exclude from his system. The attempt to incorporate a libertarian position into a law-regulated functioning of the world has not been performed in the most satisfying way and represents the greatest deficiency of the part of Epicurus’ theoretical philosophy that deals with the problem of f
- Published
- 2019
18. Epikurova filozofska psihologija
- Author
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Bogdanovski, Mašan, Đurić, Drago, Dobrijević, Aleksandar, Bogdanovski, Mašan, Đurić, Drago, and Dobrijević, Aleksandar
- Abstract
Rad se bavi detaljnom analizom Epikurove teorijsko metafizičke filozofije, koja stoji kao temelj njegovih etičkih razmatranja. Pokušaćemo da ponudimo uvid u to da li njegove ideje o nauci o prirodi, epistemologiji ili psihologiji nude valjane i ubjedljive razloge na osnovu kojih bismo mogli (a možda i morali) da prihvatimo etiku koju on postulira, ili je slučaj obratan, tj. da je prije svega formulisana etika pa su tek na osnovu tih razmatranja razjašnjene osnovne ideje teorijskih razmatranja. Uz to ćemo uvidjeti značaj tih pojedinačnih oblasti ne samo iz perspektive epikurejske filozofije već i njihov doprinos razvoju savremene filozofske misli. Pokazaćemo na koji način teorijska promišljanja imaju direktan uticaj na praktično djelovanje čovjeka. Odnosno kako možemo da se, upoznajući zakone prirode kao i načine na koje saznajemo ili opažamo spoljašnji svijet, oslobodimo strahova i anksioznosti. Na taj način se dostiže cilj epikurejske filozofije: život ispunjen racionalno odmjerenim i pažljivo promišljenim zadovoljstvima i uživanjima. Na atomističkoj slici univerzuma, preuzetoj od Demokrita koju je Epikur unaprijedio iznenadnim skretanjem atoma, zasnivaju se svaka naredna teorijska razmatranja. Epistemološki procesi, kao što je opažanje, recimo, zavise od načina na koji je univerzum, pa i sami naš svijet, skrojen. Opažanje nastaje tako što spoljašnji predmeti odašilju eidola-e koje nadražuju naša čula i proizvode određene osjete. Dalje, direktna i nedvosmislena posledica isključivo materijalističkog objašnjenja funkcionisanja univerzuma jeste determinizam, što je Epikur pokušao da prenebregne. Pokušaj uklapanja libertarijanističke pozicije u zakonima uređenu predstavu svijeta nije urađeno na najsrećniji način i predstavlja najveći nedostatak dijela epikurejske teorijske filozofije koji se bavi problemom slobodne volje. Nasuprot tome, psihološka razmatranja, utemeljena na već tada uobičajenoj distinkciji duše i tijela, Epikur shvata kao različite aspekti jedne iste, The dissertation gives a detailed analysis of Epicurus’ theoretical philosophy, which sets the grounds for his ethical considerations. We will try to provide an insight into whether his ideas on science, epistemology and psychology offer valid and convincing reasons on the basis for accepting the basic postulates of his ethics. Or is the order of arguments reversed, that is, is his ethics formulated originally, and are basic theorethical theses subsequently clarified upon these accounts? In addition, we will observe the significance of these individual areas not only from the perspective of Epicureanism, but also from the standpoint of their contribution to the development of the contemporary philosophical thought. We will show how theoretical considerations have a direct effect on the practical human reactions. How can we, by knowing the laws of nature, as well as the ways in which we discover or observe the outside world, free ourselves of fears and anxiety? In this way, the goal of Epicureanism is fulfilled: life filled with rationally measured and carefully thought-out pleasures and enjoyments. On the atomistic image of the universe, taken from Democritus and advanced by Epicurus sudden swerve of atoms forms the base of each ensuing theoretical account. Epistemological processes, such as perception, are, for example, dependent on the way the universe and even our own world are tailored. Perception is created by external objects that emit eidolae, which stimulate our senses and produce certain affections. Furthermore, a direct and undisputable consequence of the purely materialistic explanation of the universe functioning is determinism, which is something Epicurus attempted to exclude from his system. The attempt to incorporate a libertarian position into a law-regulated functioning of the world has not been performed in the most satisfying way and represents the greatest deficiency of the part of Epicurus’ theoretical philosophy that deals with the problem of f
- Published
- 2019
19. Kriza replikabilnosti rezultata u savremenoj eksperimentalnoj psihologiji u svetlu kriterijuma replikabilnosti u savremenoj fizici
- Author
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Perović, Slobodan and Perović, Slobodan
- Abstract
Od 2010. godine nemogućnost replikacije eksperimentalnih rezultata (objavljenih u vodećim časopisima u oblasti) u velikom broju ponovljenih psiholoških eksperimenata počeo je sve više da se percipira kao metodološka kriza. Replikabilnost se generalno govoreći smatra za osnovni standard naučnog eksperimenta, oslanjajući se na uzorne klasične eksperimente u oblasti fizike. No uslovi replikabilnosti variraju zavisno od proučavanog fenomena i u samoj fizici, pa samim tim i kriterijumi adekvatnosti eksperimenta. Tri karakteristična primera eksperimenata koje analiziramo doveli su do tri različita epistemička stava u vezi adekvatnosti eksperimenata na osnovu replikabilnosti rezultata. Ti stavovi i konkretni primeri mogu biti relevantni u razumevanju prirode krize replikabilnosti u psihologiji., Since 2010, the impossibility of replicating experimental results (published in leading journals in the field) in a number of repeated psychological experiments began to be increasingly perceived as a methodological crisis. Replicability is generally considered to be the basic standard of scientific experiments, modeled on exemplary classical experiments in the field of physics. But the conditions of replicability vary depending on the studied phenomenon in physics itself, and therefore the criteria for the adequacy of the experiment vary as well. Three characteristic examples of experiments we analyze led to three different epistemic attitudes of their adequacy based on the replicability of the results. We argue that these attitudes can be relevant in understanding the nature of the crisis of replicability in psychology.
- Published
- 2019
20. Neutralni monizam u modernoj filozofiji i fizici
- Author
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Perović, Slobodan and Perović, Slobodan
- Abstract
Filozofi su detaljno razmatrali stanovište neutralnog monizma kao generalnog okvira za objašnjenje domena fizičkih i mentalnih stanja, koji su inicijalno razvili Ernst Mah i Bertrand Rasel. Iako su ih filozofi zapostavili u svojim razmatranjima, takve ideje nalazimo takođe u ključnim razmatranjima nekih od fizičara pored Ernsta Maha, tvoraca kvante mehanike. Pokazaćemo da je Nils Bor, jedan od ključnih kreatora kvantne mehanike, zapravo postepeno izgradio u vidu svog principa komplementarnosti čestičnog i talasnog aspekta mikrofizičkih fenomena, eksperimentalno bazirano stanovište vrlo blisko Raselovom i Mahovom neutralnom monizmu., Philosophers have substantially considered the key ideas of Neutral Monism, a philosophical view attempting to overcome the Mind/Body problem, as it was initially developed by Ernst Mach and Bertrand Russell. Yet similar ideas are also found in some key considerations of a few prominent physicists who developed quantum mechanics, although philosophers have neglected them. We will show that Niels Bohr's principle of complementarity (of the particle and wave aspects of microphysical phenomena) is a gradually developed and experimentally motivated account very close to Russell's and Mach's key ideas on Neutral Monism.
- Published
- 2019
21. Kriza replikabilnosti rezultata u savremenoj eksperimentalnoj psihologiji u svetlu kriterijuma replikabilnosti u savremenoj fizici
- Author
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Perović, Slobodan and Perović, Slobodan
- Abstract
Od 2010. godine nemogućnost replikacije eksperimentalnih rezultata (objavljenih u vodećim časopisima u oblasti) u velikom broju ponovljenih psiholoških eksperimenata počeo je sve više da se percipira kao metodološka kriza. Replikabilnost se generalno govoreći smatra za osnovni standard naučnog eksperimenta, oslanjajući se na uzorne klasične eksperimente u oblasti fizike. No uslovi replikabilnosti variraju zavisno od proučavanog fenomena i u samoj fizici, pa samim tim i kriterijumi adekvatnosti eksperimenta. Tri karakteristična primera eksperimenata koje analiziramo doveli su do tri različita epistemička stava u vezi adekvatnosti eksperimenata na osnovu replikabilnosti rezultata. Ti stavovi i konkretni primeri mogu biti relevantni u razumevanju prirode krize replikabilnosti u psihologiji., Since 2010, the impossibility of replicating experimental results (published in leading journals in the field) in a number of repeated psychological experiments began to be increasingly perceived as a methodological crisis. Replicability is generally considered to be the basic standard of scientific experiments, modeled on exemplary classical experiments in the field of physics. But the conditions of replicability vary depending on the studied phenomenon in physics itself, and therefore the criteria for the adequacy of the experiment vary as well. Three characteristic examples of experiments we analyze led to three different epistemic attitudes of their adequacy based on the replicability of the results. We argue that these attitudes can be relevant in understanding the nature of the crisis of replicability in psychology.
- Published
- 2019
22. Neutralni monizam u modernoj filozofiji i fizici
- Author
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Perović, Slobodan and Perović, Slobodan
- Abstract
Filozofi su detaljno razmatrali stanovište neutralnog monizma kao generalnog okvira za objašnjenje domena fizičkih i mentalnih stanja, koji su inicijalno razvili Ernst Mah i Bertrand Rasel. Iako su ih filozofi zapostavili u svojim razmatranjima, takve ideje nalazimo takođe u ključnim razmatranjima nekih od fizičara pored Ernsta Maha, tvoraca kvante mehanike. Pokazaćemo da je Nils Bor, jedan od ključnih kreatora kvantne mehanike, zapravo postepeno izgradio u vidu svog principa komplementarnosti čestičnog i talasnog aspekta mikrofizičkih fenomena, eksperimentalno bazirano stanovište vrlo blisko Raselovom i Mahovom neutralnom monizmu., Philosophers have substantially considered the key ideas of Neutral Monism, a philosophical view attempting to overcome the Mind/Body problem, as it was initially developed by Ernst Mach and Bertrand Russell. Yet similar ideas are also found in some key considerations of a few prominent physicists who developed quantum mechanics, although philosophers have neglected them. We will show that Niels Bohr's principle of complementarity (of the particle and wave aspects of microphysical phenomena) is a gradually developed and experimentally motivated account very close to Russell's and Mach's key ideas on Neutral Monism.
- Published
- 2019
23. Električni proboji u vazduhu: novi eksperimenti o statistički i numerički modeli
- Author
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Marković, Vidosav, Đurović, Stevica, Popović, Biljana, Stamenković, Suzana, Šišović, Nikola, Jovanović, Aleksandar P., Marković, Vidosav, Đurović, Stevica, Popović, Biljana, Stamenković, Suzana, Šišović, Nikola, and Jovanović, Aleksandar P.
- Abstract
Experimental work was carried out in laboratory for physics of ionized gases and lasers in Faculty of Sciences and Mathematics in Niš. Scanning electron microscopy and energy dispersive X-ray spectroscopy of electrodes were carried out in Faculty of Medicine in Niš, atomic force microscopy were carried out in Institute of Physics in Belgrade and the measurements on quantometer were carried out in AD “Kopex MIN LIV”. In this dissertation processes occurring before, during and after the electrical breakdown in synthetic air are studied by breakdown time delay measurements. Time delay distributions at different conditions and with different electrodes are measured, fitted by Gaussian, mixture Gauss-exponential and exponential distributions and modeled by Monte Carlo simulation. Mixture distributions are generalized and a relation for the effective electron yield is derived. The occurrence of mixture distributions is explained by an increased emissivity of the cathode due to formation of the oxide at the cathode and increased effective surface area. A new methods for determination of the formative time delay, electron attachment coefficient and the drift velocity of the dominant ions are proposed. The memory curve at low pressure is analyzed and three distinctive regions are observed. The first regions is explained by the diffusion losses of the dominant ions. By applying the analytical model the diffusion coefficients of the dominant ions are determined. The two-dimensional numerical model for early and late relaxation is developed. The onedimensional model is used to calculate stationary glow number densities of ions which are used as initial number densities for modelling the relaxation. The results of numerical model indicate that the dominant ion in the early relaxation is oxygen O+2 ions due to intensive N+2 ion conversion. Late relaxationis explained by the surface recombination of nitrogen atoms on borosilicate glass and stainless-steel electrodes. From the nume
- Published
- 2015
24. Paskirstytų skaičiavimų įtaka fizikos uždavinių sprendimų spartai
- Author
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Stulpinas, Raimundas, Motiejūnas, Kęstutis, Bareiša, Eduardas, Butleris, Rimantas, Kazanavičius, Egidijus, Tomkevičius, Arūnas, Šeinauskas, Rimantas, Štuikys, Vytautas, Packevičius, Šarūnas, Jankauskas, Kęstutis, Kaunas University of Technology, Kvietkauskas, Gediminas, Stulpinas, Raimundas, Motiejūnas, Kęstutis, Bareiša, Eduardas, Butleris, Rimantas, Kazanavičius, Egidijus, Tomkevičius, Arūnas, Šeinauskas, Rimantas, Štuikys, Vytautas, Packevičius, Šarūnas, Jankauskas, Kęstutis, Kaunas University of Technology, and Kvietkauskas, Gediminas
- Abstract
Iš programuotojo perspektyvos, riba tarp aparatūrinės ir programinės įrangos sparčiai mažėja. Kol programuotojai stengiasi pasiekti reikalaujamą spartą šiuolaikinėms sistemoms, jiems teks išnaudoti alternatyvius skaičiavimų elementus, tokius kaip vaizdo plokštes. Šiame darbe apžvelgiama esama lygiagrečių skaičiavimų naudojant vaizdo plokštes situacija. Apžvelgiamas fizikos simuliacijos skaičiavimo uždavinių sprendimas panaudojant vaizdo plokštes kaip skaičiavimo vienetus. Analizuojant esamus produktus ir pritaikant technologijas paskirstytiems skaičiavimams naudojant OpenCL atliekami eksperimentai. Šie eksperimentai parodys teigiamas ir neigiamas, paskirstytų skaičiavimų fizikos uždaviniams spręsti, puses., The line between hardware and software is shrinking. While programmers and developers desperately try to reach the required performance for applications that require huge computations, they will be forced to use multiprocessing. Not only using a CPU as a main computation unit, but other resources like GPU. In these theses we will review the current situation in multiprocessing using GPU‘s. An investigation of computation of physics will be carried out. While analyzing current products and applying technologies for GPU computation using OpenCL we will execute appropriate experiments. These experiments will show the up and down sides of GPU computing for specific physics tasks.
- Published
- 2013
25. Paskirstytų skaičiavimų įtaka fizikos uždavinių sprendimų spartai
- Author
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Stulpinas, Raimundas, Motiejūnas, Kęstutis, Bareiša, Eduardas, Butleris, Rimantas, Kazanavičius, Egidijus, Tomkevičius, Arūnas, Šeinauskas, Rimantas, Štuikys, Vytautas, Packevičius, Šarūnas, Jankauskas, Kęstutis, Kaunas University of Technology, Kvietkauskas, Gediminas, Stulpinas, Raimundas, Motiejūnas, Kęstutis, Bareiša, Eduardas, Butleris, Rimantas, Kazanavičius, Egidijus, Tomkevičius, Arūnas, Šeinauskas, Rimantas, Štuikys, Vytautas, Packevičius, Šarūnas, Jankauskas, Kęstutis, Kaunas University of Technology, and Kvietkauskas, Gediminas
- Abstract
Iš programuotojo perspektyvos, riba tarp aparatūrinės ir programinės įrangos sparčiai mažėja. Kol programuotojai stengiasi pasiekti reikalaujamą spartą šiuolaikinėms sistemoms, jiems teks išnaudoti alternatyvius skaičiavimų elementus, tokius kaip vaizdo plokštes. Šiame darbe apžvelgiama esama lygiagrečių skaičiavimų naudojant vaizdo plokštes situacija. Apžvelgiamas fizikos simuliacijos skaičiavimo uždavinių sprendimas panaudojant vaizdo plokštes kaip skaičiavimo vienetus. Analizuojant esamus produktus ir pritaikant technologijas paskirstytiems skaičiavimams naudojant OpenCL atliekami eksperimentai. Šie eksperimentai parodys teigiamas ir neigiamas, paskirstytų skaičiavimų fizikos uždaviniams spręsti, puses., The line between hardware and software is shrinking. While programmers and developers desperately try to reach the required performance for applications that require huge computations, they will be forced to use multiprocessing. Not only using a CPU as a main computation unit, but other resources like GPU. In these theses we will review the current situation in multiprocessing using GPU‘s. An investigation of computation of physics will be carried out. While analyzing current products and applying technologies for GPU computation using OpenCL we will execute appropriate experiments. These experiments will show the up and down sides of GPU computing for specific physics tasks.
- Published
- 2013
26. Elektroninės mokymo(si) priemonės „Fizika lentelėse“ sukūrimas ir analizė
- Author
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Ragulienė, Loreta, Pelanskienė, Aurelija, Girdauskas, Valdas, Lankauskas, Alfredas, Šlekienė, Violeta, Siauliai University, Šukys, Audrius, Ragulienė, Loreta, Pelanskienė, Aurelija, Girdauskas, Valdas, Lankauskas, Alfredas, Šlekienė, Violeta, Siauliai University, and Šukys, Audrius
- Abstract
Bakalauro darbą „Elektroninės mokymo(si) priemonės „Fizika lentelėse“ sukūrimas ir analizė“ sudaro įvadas, 3 skyriai, išvados, priedai, 1 kompaktinis diskas. Darbo apimtis 35 lapai. Darbe pateikiama 19 paveikslų. Įvade pateikiamas darbo aktualumas, tikslai ir uždaviniai. Pirmajame skyriuje aprašomas apibendrinančios medžiagos panaudojimas ir reikalingumas mokyme ir mokymesi, išanalizuota literatūra, atlikta internetinių mokomųjų priemonių apžvalga, parašytas apibendrinimas. Antrajame skyriuje pristatomos darbe naudojamos informaciniės technologijos. Trečiajame skyriuje aprašomi elektroninės mokymo(si) priemonės „Fizika lentelėse“ metodiniai reikalavimai, svetainės pateikimas ir apipavidalinimas, svetainės struktūra ir navigacija, bei nurodomas svetainės turinys. Atlikta trumpa svetainės turinio apžvalga. Elektroninė mokymo(si) priemonė „Fizika lentelėse“ bus patalpinta ir naudojama fizikos mokyklos „Fotonas“ internetiniame puslapyje. Naudojantis internetiniais paieškos varikliais nesunkiai randama internete., The batchelor„s thesis „Measure of E-ducation (E-study) “Physics tables” establishment and analysis” consists of an introduction, 3 chapters, conclusions, attachments, a compact disc. This study consists of 35 pages including addendum, 19 pictures. Introduction contains: relevance of the research, goals and objectives. In the first section the usage as well as the necessity of presumptive material in teaching and learning is described, the literature is reviewed, the overview of online educational tools is done, and summation is written. The second section presents the information technology used in the present paper. The third section describes the electronic training means "Physics Tables" methodological requirements, the website presentation and design, site structure and navigation as well as shows the content of the site. A brief overview of the site content was conducted. E – education tool "Physics tables“ will be placed and used in the school of physics „Fotonas“ website. Using online search engines easily found on the Internet.
- Published
- 2013
27. Magnio nanomiltelių hidrolizė ir re-aktyvacija vandenilio plazmoje
- Author
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Milčius, Darius, Lelis, Martynas, Urbonas, Rolandas, Girdauskas, Valdas, Pranevičius, Liudvikas, Kamuntavičius, Gintautas, Vytautas Magnus University, Anilionis, Eligijus, Milčius, Darius, Lelis, Martynas, Urbonas, Rolandas, Girdauskas, Valdas, Pranevičius, Liudvikas, Kamuntavičius, Gintautas, Vytautas Magnus University, and Anilionis, Eligijus
- Abstract
Vandenilio išgavimas ir saugojimas gerai žinoma ir sprendžiama, tačiau užsitęsusi problema pasauliniu mąstu. Todėl būtina ieškoti naujų proveržio taškų šioje srityje. Šiame darbe pasinaudota nauju, patentuotu, būdu išgauti vandenilį iš vandens panaudojant vandens reakcijas su plazmoje aktyvuotomis nanomedžiagomis. Šiuo atvėju buvo ištirta magnio nanomiltelių ciklinė hidrolizės reakcija su vandeniu, miltelius re-aktyvaviuojant vandenilio plazmoje. Buvo nustatyta, kad reakciją stabdantis magnio hidroksidas yra dalinai pašalinamas vandenilio plazmos poveikio metu, sugeneruojami nauji aktyvuoti atomai ir tai leidžia miltelius naudoti pakartotinai vandenilio gavybai iš vandens., Hydrogen production and storage are well known but unsolved worldwide problem. So it is necessary to search new breakthrough points in this area. In this paper the new patented way was used to generate hydrogen from water with plasma activated nanomatter. In this particular case magnesium nanopowder was chosen for repeated hydrolysis reaction and then re-activation in hydrogen plasma. It was set that brucite which prevent further contact between water and unreacted Mg material can be partly removed by hydrogen plasma and new active magnesium atoms appear for repeated hydrolysis reaction.
- Published
- 2013
28. Fizikos eksperimentas ir jo loginė analizė vidurinės mokyklos elektros ir magnetizmo kurse
- Author
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Ragulienė, Loreta, Pelanskienė, Aurelija, Girdauskas, Valdas, Lankauskas, Alfredas, Noregėla, Žilvinas, Šlekienė, Violeta, Siauliai University, Vasiliauskaitė, Svajūnė, Ragulienė, Loreta, Pelanskienė, Aurelija, Girdauskas, Valdas, Lankauskas, Alfredas, Noregėla, Žilvinas, Šlekienė, Violeta, Siauliai University, and Vasiliauskaitė, Svajūnė
- Abstract
Bakalauro darbą „ Fizikos eksperimentas ir jo loginė analizė vidurinės mokyklos elektros ir magnetizmo kurse“ sudaro įvadas, 3 skyriai, išvados ir 20 literatūros šaltiniai. Darbo apimtis 57 puslapiai. Darbe nagrinėjami XI - XII klasės fizikos demonstraciniai bandymai, jų eiga, pateikiamos samprotavimų schemos, logiškai įprasminančios bandymo esmę. Pirmajame skyriuje yra apžvelgiama pedagogikos ir psichologijos literatūros šaltinių analizė. Antrajame skyriuje yra aprašomi XI - XII klasės fizikos kurso mokomieji bandymai ir jų loginės samprotavimo schemos iš: elektrostatikos (5 eksperimentai), nuolatinės elektros srovės (6 eksperimentai), magnetinio lauko (3 eksperimentai), elektromagnetinės indukcijos (2 eksperimentai). Trečiajame skyriuje yra aprašomas demonstracinių eksperimentų ir jų loginių schemų panaudojimas praktikoje. Pateikiami 2 eksperimentai, kurie buvo atlikti praktikos metu. Jie yra iš temos – elektros srovė įvairiose terpėse. Loginės schemos padeda mokiniams suprasti demonstracinio eksperimento esmę ir lengviau įsiminti naujai dėstomą medžiagą., Bachelor's thesis ,,Experiment of physics and it's logical analysis in the course of electricity and magnetism of secondary school" contains an introduction, 3 chapters, a conclusion and 20 literature resources. It's volume is 57 pages. The educational experiments of physics of XI-XII grade are examined, their logical schemes and their explanations are presented. Analysis of pedagogy and psychology is reviewed in the first chapter. Educational experiments and logical schemes of XI-XII grade are being reviewed in the second chapter as follows: electrostatics (5 experiments), direct current (6 experiments), magnetic field (3 experiments), electromagnetic induction (2 experiments). Demonstrational experiments and their logical schemes application is reviewed in the third chapter. Two experiments are presented, that were carried out during practice. They are from the course of electrical current in different mediums.Logical schemes help the students to better understand the demonstrational experiment and to remember the newly taught materia.
- Published
- 2012
29. Lietuvos fizikos čempionatai, jų uždavinių ir moksleivių sprendimų analizė
- Author
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Girdauskas, Valdas, Janavičius, Arvydas Juozapas, Lankauskas, Alfredas, Šlekienė, Violeta, Norgėla, Žilvinas, Kisielienė, Edita, Bogdanovičius, Pavelas, Ragulienė, Loreta, Siauliai University, Bolskytė, Irma, Girdauskas, Valdas, Janavičius, Arvydas Juozapas, Lankauskas, Alfredas, Šlekienė, Violeta, Norgėla, Žilvinas, Kisielienė, Edita, Bogdanovičius, Pavelas, Ragulienė, Loreta, Siauliai University, and Bolskytė, Irma
- Abstract
Magistro darbe aprašyti Lietuvos fizikos čempionatai, atlikta jų uždavinių ir moksleivių sprendimų analizė. Darbas susideda iš įvado, trijų skyrių, išvadų, literatūros sąrašo ir priedų. Darbo apimtis 70 puslapių. Priedai sudaro 69 puslapius. Darbe išstudijuoti gabiųjų vaikų ugdymo metodai ir problemos. Išanalizuotas visų Lietuvos fizikos čempionatų uždavinių pasiskirstymas pagal fizikos šakas ir jis palygintas su mokyklose naudojamais uždavinynais. Moksleivių uždavinių sprendimų analizė parodė, kad moksleiviai yra nepakankamai parengiami pasunkintiems fizikos uždaviniams spręsti. Ištyrus moksleivių uždavinių sprendimus padarytos išvados apie tipines klaidas. Atlikus edukologinį eksperimentą paaiškėjo, kad didžioji dauguma moksleivių nėra susipažinę su buvusių fizikos čempionatų uždaviniais ir jų sprendimais, nors jie yra laisvai prieinami internete., In presented thesis the Lithuanian Physics Championships are described including analysis of tasks given and their solutions obtained by pupils. The work consists of an introduction, three chapters, conclusions, list of references and appendices. This thesis contains 70 pages with 69 pages of appendices. Methods of education of gifted children and some problems therein are studied in this work. The distribution of tasks from all championships by fields in physics is analysed and compared with the tasks used in ordinary schools. The analysis of the tasks' solutions proposed by pupils revealed that children are not prepared properly to deal with more complex tasks in physics. On the basis of this research conclusions are made about typical mistakes done by pupils. The results of the educological experiment performed showed that the majority of pupils has not been aware of tasks and their solutions from previous Physics championships although this informations can be accessed freely.
- Published
- 2010
30. Krūvininkų generacijos mechanizmas Šottkio barjeruose
- Author
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Karazija, Romualdas, Udris, Arvydas, Svirskas, Kęstutis, Lazauskas, Valentinas, Vaišnoras, Rimantas, Rimeika, Alfonsas, Lazauskaitė, Romualda, Audzijonis, Algirdas, Žaltauskas, Raimundas, Vieštartienė, Lilija, Lapeika, Vytautas, Vilnius Pedagogical University, Bačianskas, Alius, Karazija, Romualdas, Udris, Arvydas, Svirskas, Kęstutis, Lazauskas, Valentinas, Vaišnoras, Rimantas, Rimeika, Alfonsas, Lazauskaitė, Romualda, Audzijonis, Algirdas, Žaltauskas, Raimundas, Vieštartienė, Lilija, Lapeika, Vytautas, Vilnius Pedagogical University, and Bačianskas, Alius
- Abstract
Concerning Strainers generation mechanism in Schottky barriers.
- Published
- 2006
31. Fazinio virsmo įtaka srovės pernešimui sandūroje metalas - feroelektrikas
- Author
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Vaišnoras, Rimantas, Svirskas, Kęstutis, Karazija, Romualdas, Audzijonis, Algirdas, Rimeika, Alfonsas, Lazauskaitė, Romualda, Žigas, Leonardas, Lazauskas, Valentinas, Udris, Arvydas, Lapeika, Vytautas, Vieštartienė, Lilija, Vilnius Pedagogical University, Tautvydas, Simonas, Vaišnoras, Rimantas, Svirskas, Kęstutis, Karazija, Romualdas, Audzijonis, Algirdas, Rimeika, Alfonsas, Lazauskaitė, Romualda, Žigas, Leonardas, Lazauskas, Valentinas, Udris, Arvydas, Lapeika, Vytautas, Vieštartienė, Lilija, Vilnius Pedagogical University, and Tautvydas, Simonas
- Abstract
About power of phase conversion current displace in junction metal - feroelektrik.
- Published
- 2006
32. Fazinio virsmo įtaka srovės pernešimui sandūroje metalas - feroelektrikas
- Author
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Vaišnoras, Rimantas, Svirskas, Kęstutis, Karazija, Romualdas, Audzijonis, Algirdas, Rimeika, Alfonsas, Lazauskaitė, Romualda, Žigas, Leonardas, Lazauskas, Valentinas, Udris, Arvydas, Lapeika, Vytautas, Vieštartienė, Lilija, Vilnius Pedagogical University, Tautvydas, Simonas, Vaišnoras, Rimantas, Svirskas, Kęstutis, Karazija, Romualdas, Audzijonis, Algirdas, Rimeika, Alfonsas, Lazauskaitė, Romualda, Žigas, Leonardas, Lazauskas, Valentinas, Udris, Arvydas, Lapeika, Vytautas, Vieštartienė, Lilija, Vilnius Pedagogical University, and Tautvydas, Simonas
- Abstract
About power of phase conversion current displace in junction metal - feroelektrik.
- Published
- 2006
33. Fizikos ir biologijos dalykų integracija VII-VIII klasių fizikos pamokose
- Author
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Ragulienė, Loreta, Lankauskas, Alfredas, Donėlaitė, Renata, Janavičius, Arvydas, Girdauskas, Valdas, Šlekienė, Violeta, Siauliai University, Kuosienė, Dalia, Ragulienė, Loreta, Lankauskas, Alfredas, Donėlaitė, Renata, Janavičius, Arvydas, Girdauskas, Valdas, Šlekienė, Violeta, Siauliai University, and Kuosienė, Dalia
- Abstract
The integration of physics and biology subjects is analyzed during VII–VIII forms in physics lessons. The paper is comprised of introduction, 4 parts, conclusions, reference list and annexes. There 31 pictures, 7 tables. The list of reference - 62 literature sources. Paper scope – 62 lists. The aim of the paper is to reveal the integration possibilities of physics and biology in VII-VIII forms at physics lessons. Didactic analysis is performed of physics and biology curricula, the results are discussed. There are elaborating plans of physics in where physics and biology applying integration. Interdisciplinary relations were applied in physics and biology connections in VII-VIII forms at physics lessons. The result of pedagogical revealed that in integration of biology and physics could be applied in VII-VIII forms lessons.
- Published
- 2005
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