Cov Hom Phiaj ntawm Lub Zog Lub zog yog lub tswv yim tseem ceeb hauv physics uas hais txog lub peev xwm ua haujlwm. Lub zog muaj ntau hom, thiab kev nkag siab txog cov hom no yog qhov tseem ceeb rau kev nkag siab txog lub ntiaj teb ua haujlwm li cas. Tsab xov xwm no yuav tham txog qee cov hom phiaj tseem ceeb ntawm lub zog, lawv ua haujlwm li cas, thiab piv txwv ntawm lawv cov ntawv thov hauv lub neej txhua hnub. Lub Zog Kinetic ... Nyeem ntxiv
Kev Taw Qhia: Lub zog rov ua dua tshiab yog lub zog tsim los ntawm cov khoom siv ntuj uas tuaj yeem rov ua dua tshiab hauv lub sijhawm luv luv. Cov khoom siv zog no yog qhov tseem ceeb hauv kev siv zog los txo kev vam khom roj av thiab txo cov kev cuam tshuam tsis zoo rau ib puag ncig. Tsab xov xwm no yuav tham txog ntau hom zog rov ua dua tshiab, lawv cov txiaj ntsig, cov teeb meem uas lawv ntsib, thiab piv txwv ntawm lawv cov ntawv thov ... Nyeem ntxiv
Cov khoom siv nano yog cov khoom siv uas muaj qhov loj me me heev, feem ntau ntawm qhov ntsuas nanometer (1 nm = 10-9 meters). Ntawm qhov ntsuas no, cov khoom siv tuaj yeem sib txawv ntau piv rau cov ntawm qhov ntsuas loj dua. Kev nkag siab txog cov qauv atomic yog qhov tseem ceeb hauv kev kawm txog cov khoom siv nano vim tias tus cwj pwm, cov khoom, thiab kev siv ntawm cov khoom siv nano nyob ntawm qhov kev sib cuam tshuam ntawm ... Nyeem ntxiv
Atomic Radius ua ib qho khoom siv ntawm cov ntsiab lus Periodic Atomic radius yog ib qho ntawm cov khoom periodic ntawm cov ntsiab lus uas hloov pauv tas li thoob plaws hauv lub rooj periodic. Kev nkag siab txog qhov sib txawv ntawm atomic radius yog qhov tseem ceeb rau kev kwv yees cov khoom siv lub cev thiab tshuaj lom neeg ntawm cov ntsiab lus thiab lawv tus cwj pwm hauv cov tshuaj. Tsab xov xwm no yuav tham txog lub tswv yim ntawm atomic radius, nws hloov pauv li cas thoob plaws hauv lub rooj periodic, thiab vim li cas… Nyeem ntxiv
Kev teeb tsa hluav taws xob yog ib lub tswv yim tseem ceeb hauv chemistry uas piav qhia txog kev faib tawm ntawm cov hluav taws xob hauv ib lub atom lossis molecule. Kev nkag siab txog kev teeb tsa hluav taws xob tso cai rau cov kws tshawb fawb kwv yees cov khoom siv tshuaj lom neeg thiab lub cev ntawm ib qho khoom lossis cov khoom sib xyaw. Tsab xov xwm no yuav tham txog cov ntsiab cai yooj yim ntawm kev teeb tsa hluav taws xob, yuav ua li cas cov hluav taws xob tau teeb tsa hauv orbitals, thiab nws qhov tseem ceeb hauv chemistry. Cov Ntsiab Cai Yooj Yim ntawm Kev Teeb tsa Hluav Taws Xob… Nyeem ntxiv
Cov atom yog cov chav tseem ceeb ntawm cov khoom uas tsim txhua yam hauv lub ntiaj teb. Kev nkag siab txog cov qauv ntawm atomic yog qhov tseem ceeb rau kev nkag siab txog ntau yam xwm txheej ntawm lub cev thiab tshuaj uas yog lub hauv paus ntawm lub neej niaj hnub no thiab thev naus laus zis. Tsab xov xwm no yuav tham txog cov qauv ntawm lub atom, keeb kwm ntawm nws qhov kev tshawb pom, nws cov khoom tseem ceeb, thiab peb txoj kev nkag siab txog cov atoms tau hloov zuj zus li cas dhau sijhawm. Keeb kwm ntawm qhov kev tshawb pom… Nyeem ntxiv
Nanotechnology yog ib ceg ntawm kev tshawb fawb uas tab tom loj hlob sai uas cog lus tias yuav hloov pauv cov teb xws li tshuaj, thev naus laus zis, lub zog, thiab ib puag ncig. Lo lus "nanotechnology" txhais tau hais tias kev tswj hwm cov khoom ntawm qhov ntsuas nanometer, ib billionth ntawm ib 'meter', uas tso cai rau cov kws tshawb fawb tsim thiab tswj cov qauv nrog qhov tseeb tsis txaus ntseeg. Tsab xov xwm no yuav piav qhia ... Nyeem ntxiv
Chemistry yog kev kawm txog cov khoom, cov khoom sib xyaw, thiab kev hloov pauv ntawm cov khoom. Raws li kev tshawb fawb tau nce qib, cov kws tshawb fawb tau tsim ntau txoj cai tseem ceeb uas yog lub hauv paus ntawm txhua txoj kev xav thiab kev siv tshuaj lom neeg. Cov cai no tsis yog tsuas yog qhov tseem ceeb rau kev nkag siab yooj yim ntawm chemistry tab sis kuj muaj txiaj ntsig zoo heev rau ntau yam kev siv hauv kev siv tshuab, tshuaj, thiab ib puag ncig. Tsab xov xwm no yuav… Nyeem ntxiv
Kev tshuaj lom neeg yog ib qho txheej txheem uas ib lossis ntau yam khoom raug hloov mus ua ib lossis ntau yam khoom tshiab nrog cov yam ntxwv sib txawv. Cov txheej txheem no tseem ceeb heev hauv chemistry thiab lwm yam kev tshawb fawb vim nws yog lub hauv paus ntawm ntau yam xwm txheej ntuj thiab thev naus laus zis. Tsab xov xwm no yuav tham txog cov yam ntxwv ntawm kev tshuaj lom neeg, ntau hom kev tshuaj lom neeg, thiab yuav sau lawv li cas kom raug... Nyeem ntxiv
Kev Taw Qhia Txog Tshuaj Ntsuab, lossis tshuaj ntsuab ruaj khov, yog ib qho chaw uas tsom mus rau kev tsim cov khoom siv tshuaj thiab cov txheej txheem uas txo lossis tshem tawm kev siv thiab tsim cov tshuaj phom sij. Cov ntsiab cai ntawm tshuaj ntsuab tsom mus rau kev tiv thaiv ib puag ncig thiab kev noj qab haus huv ntawm tib neeg los ntawm kev txo qis cov kev cuam tshuam tsis zoo ntawm cov tshuaj lom neeg. Tsab xov xwm no yuav tham txog ntau yam kev ua ub no uas txhawb nqa cov ntsiab cai ntawm tshuaj ntsuab, suav nrog kev tsim kho tshiab… Nyeem ntxiv