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Physics is the science that explores the foundations of the natural world. It investigates the fundamental forces, the interactions between matter and energy, and the laws that govern our universe. Physicists study phenomena at the microscopic level, such as particle physics, and at the macroscopic level, such as the motion of planets. Through experiments, mathematical models, and theoretical insights, physicists strive to understand and explain the complexity of the universe. Physics forms the basis for technological advancements and provides us with insights into the workings of the world around us.
15 results
  1. O fizichesko prirodie prostranstva: Perevod s niemetskago G.B. Itelsona
    1. Albert , Einstein

    O fizichesko prirodie prostranstva: Perevod s niemetskago G.B. Itelsona

    Albert Einstein's O Fizichesko Prirodie Prostranstva Perevod S Niemetskago Gb Itelsona is a seminal work in the field of theoretical physics. Written in Russian and translated into English as The Meaning of Relativity, this book provides a lucid and accessible introduction to Einstein's theory of relativity. It is widely regarded as one of the most important works in the history of science. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.

    € 17,50
  2. FIZIKA PROSTRANSTVA Chast' I
    1. Alexandr , Sidorow

    FIZIKA PROSTRANSTVA Chast' I

    V knige osnownoe wnimanie udelqetsq izucheniü prirody prostranstwa, rassmatriwaemoj, kak nekaq fizicheskaq sreda, qwlqüschaqsq osnowoj wsej materii. Na ätom principe predlozhena model' grawitacii, kak potok 3-h mernogo prostranstwa w materiü i swerena s kosmologicheskimi nablüdeniqmi rasshireniq Vselennoj ¿ w tom chisle na sootwetstwie zakonu Habbla. Takim obrazom, zalozhena osnowa dlq samodostatochnoj kosmologicheskoj modeli Vselennoj, ne trebuüschej primeneniq takih ponqtij, kak «tömnaq änergiq», otwetstwennaq w sowremennoj fizike za uskorennoe rasshirenie Vselennoj. Na baze poluchennyh na makrourowne zakonow prostranstwa proweden analiz razlichnyh qwlenij w kosmologii.

    € 17,90
  3. Fizika neodnorodnogo kontakta metall-poluprowodnik
    1. Shahlar , Askerow

    Fizika neodnorodnogo kontakta metall-poluprowodnik

    V knige predstawleny rezul'taty issledowanij nekotoryh powerhnostnyh i kontaktnyh qwlenij, chuwstwitel'nyh k neodnorodnosti, generiruemoj polikristallicheskoj strukturoj metalla. Na neodnorodnoj powerhnosti nel'zq najti dwa uchastka s odinakowymi fizicheskimi parametrami. Drugimi slowami, newozmozhno sozdat' kopii neodnorodnoj powerhnosti. V prirode ne suschestwuet dwuh identichnyh neodnorodnyh powerhnostej ili granic razdela. Kazhdaq neodnorodnaq powerhnost' i granicy razdela newosproizwodimy,indiwidual'ny i obladaüt swoimi sobstwennymi parametrami, esli metall obladaet polikristaallicheskoj strukturoj. Dlq ob'qsneniq swojstw neodnorodnogo kontakta metall-poluprowodnik izlozhena neodnorodnaq model', soglasno kotoroj kontakt metall-poluprowodnik predstawlqetsq kak parallel'noe soedinenie mnogochislennyh subkontaktow, imeüschih razlichnye parametry. Newozmozhno iz odnoj pary «metall- poluprowodnik» izgotowit' dwa identichnyh diodow s odinakowym ämissionnymi parametrami. Ustanowleno, chto w älektronnyh processah, proishodqschih na kontakte metall- poluprowodnik, metall igraet bolee aktiwnuü rol', i polikristallichnost' metalla perowodit kontakt w slozhnuü sistemu.

    € 17,90
  4. Novel Bioacoustic Methods for Marine Faun Research
    1. Oleg , Gradov

    Novel Bioacoustic Methods for Marine Faun Research

    Research Paper (undergraduate) from the year 2015 in the subject Physics - Biophysics, Moscow State Pedagogical University, language: Russian, abstract: A novel approach for multiparametric analysis of the marine faun bioacoustic signals based on a complex spectral analysis of different descriptors (a so-called ¿bioacoustic fingerprinting¿) is proposed.

    € 17,95
  5. Kratkij sprawochnik po fizike
    1. Leonid , Kuznecow

    Kratkij sprawochnik po fizike

    Cel' dannogo sprawochnogo izdaniq ¿ w perwuü ochered', okazat' pomosch' studentam w reshenii zadach, wypolnenii laboratornyh rabot, sdache kontrol'nyh rabot, zachötow i äkzamenow. Sprawochnik soderzhit formuly iz wseh razdelow kursa fiziki. Vse formuly priwedeny w kompaktnom wide s neobhodimymi poqsneniqmi. V nöm priwedeny znacheniq naibolee wazhnyh fizicheskih postoqnnyh. Te iz nih, smysl kotoryh dostatochno ochewiden, daütsq bez poqsnenij. Poskol'ku nekotorye postoqnnye wzaimno swqzany drug s drugom, daütsq formuly, w kotoryh odni postoqnnye wyrazheny cherez drugie. Esli chitatelü ne sowsem qsen fizicheskij smysl welichin w tablicah, to dlq prawil'nogo ih ispol'zowaniq neobhodimo obratit'sq k sootwetstwuüschemu razdelu kursa fiziki. Sprawochnik prednaznachen dlq studentow wuzow, tehnikumow i kolledzhej. On takzhe budet polezen aspirantam i prepodawatelqm fiziki, a tak zhe shkol'nikam starshih klassow dlq podgotowki k sdache EGJe.

    € 17,90
  6. Electromagnetic waves and my adventures along pages about EPR paradox
    1. Vladimir , Ignatovich

    Electromagnetic waves and my adventures along pages about EPR paradox

    It seems that nothing new can be added to such a well-studied electrodynamics in condensed media. But look. First, electromagnetic waves can be represented only by electric vector, because the magnetic component is a derivative from it. It is convenient to recall the magnetic component only in the boundary conditions. In this case, the amplitudes of reflection and refraction are easily found for any polarization and any incidence angles of the incident wave. Secondly, the vector of the flux density of electromagnetic energy is here criticized. If it is identified with the Umov-Pointing vector, it sometimes leads to unacceptable physical effects. At total internal reflection, an energy density flux for circularly polarized photons perpendicular to the plane of incidence appears. Thirdly, it is extremely difficult, usually, to describe waves in anisotropic media and surface waves. Here a more simple approach with application of algebra is proposed. The interaction of electromagnetic waves with matter is similar to neutron interaction, and, where appropriate, the analogy is pointed out. Of particular importance is the chapter on the EPR paradox.

    € 17,90
  7. Jelektromagnitnye wolny i moi priklücheniq po stranicam JePR paradoxa
    1. Vladimir , Ignatowich

    Jelektromagnitnye wolny i moi priklücheniq po stranicam JePR paradoxa

    Kazalos' by, chto nowogo mozhno najti w stol' horosho izuchennoj älektrodinamike sploshnyh sred. Vo-perwyh, älektromagnitnye wolny mozhno predstawit' tol'ko älektricheskim wektorom, poskol'ku magnitnaq komponenta qwlqetsq proizwodnoj ot älektricheskogo. O magnitnoj komponente udobno wspominat' tol'ko w granichnyh uslowiqh. Pri ätom ochen' prosto wywodqtsq amplitudy otrazheniq i prelomleniq pri lüboj polqrizacii i lübyh uglah padeniq padaüschej wolny. Vo-wtoryh, kritike podwergaetsq wektor plotnosti potoka älektromagnitnoj änergii Umowa-Pojntinga. On inogda priwodit k nelepym fizicheskim äffektam. Pri polnom wnutrennem otrazhenii woznikaet smeschenie cirkulqrno polqrizowannyh fotonow perpendikulqrno ploskosti padeniq. V-tret'ih, chrezwychajno slozhno, obychno, opisywaütsq wolny w anizotropnyh sredah i powerhnostnye wolny. Zdes' predlagaütsq bolee prostye podhody s prilozheniem algebry i pri uchete wektornogo haraktera älektromagnitnogo polq. Osobuü wazhnost' predstawlqet glawa ob JePR paradoxe. Jeta problema dogmatizirowana, diskussii presekaütsq, chto sozdaet blagopriqtnuü pochwu dlq obmana i dazhe moshennichestwa w rabotah po perepletennoj polqrizacii fotonnyh par, chto i demonstriruetsq w ätoj glawe.

    € 16,40
  8. Naglqdnaq fizika mikro- i makromira
    1. Vitalij , Frolow

    Naglqdnaq fizika mikro- i makromira

    Neopredelönnosti kwantowoj mehaniki ob#qsneny nestrogost'ü rezonansa älektromagnitnyh woln. Obosnowano stroenie älektrona i protona w forme wihrej älektromagnitnogo izlucheniq. Tochechnost' älektronow ¿ sledstwie äffekta Doplera na wolny dwizhuschegosq «wihrq». Interferenciq, izmenönnyh woln sozdaöt wolnowoj paket de Brojlq. Pole älementarnogo zarqda modeliruetsq odnoj dinamicheskoj liniej, wyhodqschej iz komptonowskogo radiusa chasticy w beskonechnost'. Tochki linii dwizhutsq wokrug centra zarqda so skorost'ü sweta, peresekaq wse tochki prostranstwa. Linii dwizhuschegosq zarqda «poworachiwaüt» peresekaemye tochki, chem modeliruüt magnitnoe pole. Rastqgiwanie linij modeliruet hod wremeni. kotoroe na äkwatore Zemli po otnosheniü k polüsam «opisywaet» sinusoidu s periodom w 24 chasa i amplitudoj (¿0.02 sek). Jelektrony, swqzannye w weschestwe slabee protonow, chastichno iz nego wytalkiwaütsq siloj Kulona, sozdawaq nad Zemlöj gradient älektricheskogo potenciala, sozdaüschij tumany, oblaka i ionosferu.

    € 14,80
  9. Ob osobennostqh izlucheniq wihrewogo zwuka
    1. Lüdmila , Bazhenowa
    2. Alexej , Gladilin

    Ob osobennostqh izlucheniq wihrewogo zwuka

    Rabota poswqschena tem aspektam w izuchenii wozniknoweniq i izlucheniq wihrewogo zwuka, w kotoryh suschestwuüt nekotorye protiworechiq ili net dostatochnoj qsnosti w traktowke wliqniq razlichnogo roda parametrow na wihrewoj zwuk. V perwuü ochered' äto kasaetsq woprosa o tom, gde nahoditsq istochnik wihrewogo zwuka ¿ na powerhnosti tela, ili w wihrewom slede za telom. Net edinogo mneniq i w teoreticheskom, i w äxperimental'nom plane o wliqnii dliny i diametra sterzhnej ili profilirowannyh lopastej na intensiwnost' izlucheniq wihrewogo zwuka. Trebowalos' utochnenie woprosa, kakowo wliqnie wibracij tela pod wliqniem pul'sacij dawleniq na nem, woznikaüschih pri obrazowanii wihrewogo zwuka i kakowa rol' turbulentnosti nabegaüschego na telo potoka. Osobuü znachimost' imeet wopros o snizhenii urownq wihrewogo zwuka s pomosch'ü naneseniq neodnorodnostej na powerhnost' tela. Razreshenie woprosow, swqzannyh s izucheniem harakteristik wihrewogo zwuka, pomogaet glubzhe ponqt' prirodu wozniknoweniq wihrewogo zwuka i najti shirokoe prakticheskoe primenenie w snizhenii shumow, wyzwannyh aärodinamicheskimi istochnikami, poskol'ku shumy aärodinamicheskogo proishozhdeniq qwlqütsq glawenstwuüschimi w shume wozduhoduwnyh mashin.

    € 17,90
  10. K probleme formirowaniq sil'notochnogo puchka tqzhelyh ionow
    1. Alexandr , Chihachew

    K probleme formirowaniq sil'notochnogo puchka tqzhelyh ionow

    Reshenie fundamental'nyh zadach plazmodinamiki predstawlqet bol'shoj interes dlq analiza sostoqniq plazmy, obrazuüschejsq wokrug kosmicheskogo apparata. Pri ätom problemy, swqzannye s teoreticheskim opisaniem real'nyh nablüdaemyh situacij, chasto trebuüt chislennyh raschetow bol'shogo ob#ema. V dannoj rabote pri ispol'zowanii prostyh model'nyh podhodow, pozwolqüschih swesti problemu k resheniü obyknowennyh differencial'nyh urawnenij, izucheny nekotorye aspekty problemy sozdaniq potokow zarqzhennyh chastic, primenimye w uslowiqh kosmicheskogo prostranstwa. Rassmotreno uskorenie ionow w kwazinejtral'nom rezhime, uskorenie ionow i älektronow w ploskom promezhutke pri ispol'zowanii gidrodinamicheskogo opisaniq. Izuchena takzhe trehkomponentnaq sistema s nejtral'nymi atomami w magnitnom pole i pri uchete processow ionizacii. V zaklüchitel'nyh razdelah rassmotreny besstolknowitel'nye modeli sistem ionow i älektronow. Dlq nauchnyh rabotnikow, studentow i aspirantow, interesuüschihsq problemami plazmofiziki.

    € 16,40
  11. Modelirowanie razwitiq treschin pri wzrywe, udare i gidrorazrywe
    1. E. N. , Sher
    2. A. M. , Mihajlow
    3. I. V. , Kolyhalow

    Modelirowanie razwitiq treschin pri wzrywe, udare i gidrorazrywe

    V knige s edinyh pozicij mehaniki treschin rassmatriwaütsq processy hrupkogo razrusheniq gornoj porody pri wzrywe, udare i gidrorazrywe. Razrabotany w trehmernoj postanowke raschetnye shemy opisaniq razwitiq treschin pri wzrywe sosredotochennogo i udlinennogo zarqda VV. Priwedeny rezul'taty modelirowaniq razwitiq zony radial'nyh treschin pri kamufletnom i pri zaglublennom otnositel'no powerhnosti porodnogo massiwa wzrywe udlinennogo zarqda. Razrabotana raschetnaq shema opredeleniq formy i razmerow ploskoj treschiny, obrazuüschejsq w hrupkom porodnom massiwe pri wnedrenii w nego klinowidnogo instrumenta. V ploskoj i osesimmetrichnoj postanowke prowedeno modelirowanie razwitiq posledowatel'no obrazuüschihsq treschin mnozhestwennogo pointerwal'nogo gidrorazrywa.

    € 17,90
  12. Pul'sar
    1. Arkadij , Awramenko

    Pul'sar

    V monografii rassmotreny teoreticheski i podtwerzhdeny nablüdeniqmi ustojchiwye zakonomernosti periodicheskogo izlucheniq i zamedleniq wrascheniq pul'sarow. Pokazano, chto suschestwuet edinstwennoe, unikal'noe dlq kazhdogo pul'sara sochetanie chislowyh welichin perioda i proizwodnyh, soglasowannoe s nablüdaemymi interwalami impul'sow, chto ukazywaet na swojstwo kogerentnosti periodicheskogo izlucheniq. Prqmym sledstwiem kogerentnosti qwlqetsq monotonnost' zamedleniq wrascheniq s pokazatelem tormozheniq n =¿(0,9±0,2), chto sootwetstwuet polozhitel'nomu znaku proizwodnyh dlq wseh nablüdaemyh pul'sarow. Kriticheski znachimo detektirowanie wtoroj proizwodnoj, priznaki kotoroj na shumowom fone obnaruzhiwaütsq tol'ko cherez neskol'ko let nablüdenij. Priwedenie wtoroj proizwodnoj, wmeste s drugimi parametrami wrascheniq, k soglasowannomu sostoqniü stanowitsq neobhodimym uslowiem sowmestimosti raznorodnyh istochnikow dannyh w oblasti pul'sarnoj astrometrii, wklüchaq rqdy hronometrirowaniq, arhiwy retrospektiwnyh nablüdenij i katalogi pul'sarow.

    € 16,40