Photon ndi chinthu choyambirira chogwirizana ndi kuwala. Komabe, kwa zaka pafupifupi 1999, asayansi ena ankakhulupirira kuti pali chinachake chimene amachitcha kuti fotoni yakuda kapena yakuda. Kwa munthu wamba, kaganizidwe koteroko kamaoneka kukhala kotsutsana mwa iko kokha. Kwa akatswiri a sayansi ya zakuthambo, izi ndizomveka, chifukwa, m'malingaliro awo, zimatsogolera kuvumbula chinsinsi cha zinthu zamdima. Kusanthula kwatsopano kwa data kuchokera ku zoyeserera pa ma accelerator, makamaka zotsatira za chowunikira cha BaBar, zikuwonetsa komwe photon yamdima siyibisala, i.e. imapatula madera omwe sanazindikiridwe. Kuyesera kwa BaBar, komwe kunachitika kuyambira 2008 mpaka XNUMX ku SLAC (Stanford Linear Accelerator Center) ku Menlo Park, California, kunasonkhanitsa deta kuchokera kugundana kwa ma elekitironi-positron, kutulutsa ma electron antiparticles. Gawo lalikulu la kuyesako, lotchedwa PKP-II, ...

Bay Bridge, mlatho wachiwiri wotchuka ku San Francisco pambuyo pa Chipata cha Golden Gate, udzakhala mlatho woyamba wamtunduwu padziko lapansi kuunikira ndi nyali za LED. Ma LED okwana 25000 ayikidwa panyumbayi polemekeza zaka 75 zakhazikitsidwa. Dzina la polojekitiyi, lolembedwa ndi Leo Villareal, wojambula yemwe amadziwika ndi kukhazikitsa kotereku, ndi Lights Bay. Malinga ndi dongosololi, kukhazikitsidwa kwa kuyatsa kuyenera kuchitika pa Marichi 5. Zidzakhala zotheka kuwasilira zaka ziwiri zikubwerazi. Gulu la akatswiri amagetsi angapo likugwira ntchito yokhazikitsa makina akuluakulu ounikira omwe amalukira mawaya ambiri kuzungulira mlathowo. Olemba pulojekitiyi sakuwulula kuti ndalama za magetsi zidzakhala zotani? Kodi muli ndi tsamba la polojekiti? zp8497586rq

Timapitiriza kuwonetsera kosokonezedwa kwa magalimoto olemera. Tidzayamba gawo lachiwiri ndi chinthu chosirira ndi ambiri, makamaka achinyamata, chinthu chodziwika kuchokera m'mafilimu ambiri abwino kwambiri a thirakitala ya ku America, yomwe nthawi zambiri imawala kuchokera patali ndi chrome-yokutidwa ndi chrome. Galimoto yaku America Talakitala yayikulu yokhala ndi injini yamphamvu kutsogolo, yowala chrome padzuwa ndikuboola mlengalenga ndi mapaipi otulutsa oyima - chithunzi chotere, chopangidwa ndi chikhalidwe cha pop, makamaka kanema wa kanema, chidzawoneka pamaso pathu tikamaganizira za magalimoto aku America. Kawirikawiri, adzakhala masomphenya enieni, ngakhale pali mitundu ina ya magalimoto ku America. Kodi ndendende kalembedwe ndi mapangidwe osiyanasiyana amachokera kuti - palibe yankho losavuta la funso ili, koma mfundo zingapo zitha kupangidwa. Anthu aku America nthawi zambiri amakonda magalimoto akulu, kotero izi zimawonekeranso mugalimoto, misewu yaku America ...

Asitikali ankhondo aku US ali ndi chilolezo cha "kukweza mawonekedwe enieni," makina ophatikizika, injini ya "inertial mass reduction", ndi zina zambiri zodabwitsa. Lamulo la Patent ku US ku US limakupatsani mwayi wopereka zomwe zimatchedwa "UFO Patents". Komabe, malinga ndi malipoti ena, ma prototypes adayenera kupangidwa. Osachepera izi ndi zomwe The War Zone, yomwe idachita kafukufuku wa atolankhani pazovomerezeka zosadziwika bwinozi, imati. Dr. Salvatore Cesar Pais (1) akutsimikiziridwa kukhala kumbuyo kwawo. Ngakhale kuti chifaniziro chake chimadziwika, atolankhani amalemba kuti sakudziwa ngati munthuyo alipodi. Malinga ndi iwo, Pais ankagwira ntchito m'madipatimenti osiyanasiyana. Navy, kuphatikizapo Naval Center Aviation Division (NAVAIR/NAWCAD) ndi Strategic Systems Programme (SSP). Ntchito ya SSP:…

Talandira chokulitsa chidziwitso chatsopano kuchokera ku TP-LINK. Chipangizo chamakono chojambulachi chidzapulumutsa mosavuta wogwiritsa ntchito ku vuto la zomwe zimatchedwa. madera akufa omwe aliyense wa ife adakumana nawo paulendo wathu weniweni. Ndi ukadaulo wa 11AC Wi-Fi, titha kukulitsa maukonde athu opanda zingwe mosavuta. Ndikofunika kuzindikira kuti amplifier imagwira ntchito ndi ma routers opanda zingwe ndipo imakulolani kuti mupange maukonde amagulu awiri kunyumba kwanu kapena ofesi. Chipangizocho chili ndi mapangidwe amakono kwambiri, chifukwa chake chimagwirizana bwino mkati mwa mkati. Zimagwira ntchito m'magulu awiri opanda zingwe - pa liwiro la 300 Mbps mu gulu la 2,4 GHz ndi 867 Mbps mu gulu la 5 GHz, chifukwa chomwe timagwirizanitsa ndi liwiro la 1200 Mbps. Ndi. Awiri…

Kuwonongeka kwa galimoto yowuluka yoyendetsedwa ndi Stefan Klein wa kampani ya Slovakia ya AeroMobil, yomwe yakhala ikugwira ntchito yopanga mtundu uwu kwa zaka zingapo, inachititsa kuti aliyense amene anali atawonapo kale magalimoto akugwedezeka pa ntchito ya tsiku ndi tsiku kuti ayikenso masomphenya awo. Kwa lotsatira. Klein, pamtunda wa mamita 300, adatha kuyambitsa njira yabwino ya parachute yomwe inakhazikitsidwa kuchokera ku chidebe chapadera. Izi zidapulumutsa moyo wake - pa ngoziyo adavulala pang'ono. Komabe, kampaniyo ikutsimikizira kuti kuyezetsa makinawo kupitilirabe, ngakhale sizikudziwika nthawi yomwe ma prototypes otsatirawa adzaganiziridwa kuti ndi okonzeka kuuluka mumlengalenga wabwinobwino. Kodi zodabwitsa zoulukazi zili kuti? Mu gawo lachiwiri la makanema otchuka a Back to the Future, omwe adakhazikitsidwa mu 2015, tidawona magalimoto akuthamanga…

Zida zanzeru - lingaliro ili lili ndi matanthauzo osachepera awiri. Yoyamba ikukhudzana ndi zida zankhondo ndi zida, zomwe zimangoyang'ana mdani wankhondo, malo ake, zida ndi anthu, popanda kuvulaza anthu wamba ndi ankhondo awo. Yachiwiri ikunena za zida zomwe sizingagwiritsidwe ntchito ndi wina aliyense kupatulapo omwe adaitanidwa kutero. Izi zikuphatikizapo akuluakulu, eni ake, anthu ovomerezeka, onse omwe sangagwiritse ntchito mwangozi kapena pazinthu zoletsedwa. Posachedwapa, pachitika masoka angapo ku United States obwera chifukwa cha kusatetezedwa mokwanira kwa zida kwa ana. Mwana wamwamuna wazaka ziwiri wa Idaho Veronica Rutledge, Idaho anatulutsa mfuti m’chikwama cha amayi ake ndi kukoka mfutiyo, kuwapha. Chotsatira…

Mfuti ya glue, yomwe imadziwika pamsonkhanowu ngati mfuti ya glue, ndi chida chosavuta, chamakono komanso chothandiza kwambiri chomwe chimakulolani kugwiritsa ntchito zomatira zotentha zosungunuka kuti mugwirizane ndi zipangizo zosiyanasiyana. Chifukwa cha zomatira zatsopano zokhala ndi mwayi wochulukirachulukira wogwiritsa ntchito mwapadera, njirayi ikulowa m'malo mwa zolumikizira wamba zamakina. Tiyeni tiwone chida chokongola cha YATO chofiira ndi chakuda cha YT-82421. Mfutiyo imayikidwa m'matumba owoneka bwino omwe amayenera kuwonongedwa kuti atsegulidwe. Pambuyo pomasula, tiyeni tiwerenge malangizo ogwiritsira ntchito, chifukwa ili ndi mfundo zofunika zomwe zimadziwika bwino kale kusiyana ndi zowonongeka. YT-82421 ikatsegulidwa ndi chosinthira chaching'ono, LED yobiriwira idzawunikira. Ikani ndodo ya guluu mu dzenje lomwe laperekedwa kuti muchite izi kumbuyo kwa torso. Titadikirira pafupifupi mphindi zinayi mpaka zisanu ndi chimodzi, mfuti yakonzeka ...

Nyengo yapadziko lapansi ikuyamba kutentha. Munthu angatsutse, choyamba ndi munthu kapena zifukwa zazikulu ziyenera kufunidwa kwina. Komabe, miyeso yolondola yomwe inachitika kwa zaka makumi angapo sikungatsutsidwe? Kutentha kwa chilengedwe kukukulirakulira, ndipo madzi oundana omwe ali m’chigawo cha North Pole anasungunuka kwambiri m’chilimwe cha 2012. Malinga ndi zomwe bungwe la Germany Institute for Renewable Energy limatulutsa, mpweya wa anthropogenic wa CO2, mpweya womwe umadziwika kuti ndiwothandizira kwambiri pakusintha kwanyengo, wafika matani biliyoni 2011 mu 34. Komanso, International Meteorological Organisation inanena mu Novembala 2012 kuti mlengalenga wapadziko lapansi uli kale ndi magawo 390,9 miliyoni a carbon dioxide, omwe ndi magawo awiri kuposa ...

Zizindikiro za acid-base ndi mankhwala omwe amasintha mitundu yosiyanasiyana kutengera pH yapakati. Kuchokera pazinthu zambiri zamtunduwu, tidzasankha awiri omwe angakuthandizeni kuti muyese kuyesa kosatheka. Mitundu ina imapangidwa tikasakaniza mitundu ina pamodzi. Koma kodi tidzapeza buluu pophatikiza zofiira ndi zofiira? Ndipo mosiyana: wofiira kuchokera ku kuphatikiza kwa buluu ndi buluu? Aliyense anganene kuti ayi. Aliyense, koma osati katswiri wa zamankhwala, amene ntchitoyi siidzakhala vuto. Zomwe mukufunikira ndi asidi, maziko, chizindikiro chofiira cha Congo, mapepala a litmus ofiira ndi a buluu Konzani zosakaniza za asidi mu beakers (mwachitsanzo, powonjezera hydrochloric acid HCl m'madzi) ndi zoyambira (sodium hydroxide solution, NaOH) ). Pambuyo…

Malekezero a mapulaneti athu ozungulira mapulaneti angayerekezedwe ndi nyanja za dziko lapansi. Monga momwe iwo (pamlingo wa cosmic) ali pafupi ndi ife, koma ndizovuta kwa ife kuti tifufuze bwino. Timadziwa madera ena akutali kwambiri kuposa madera a lamba wa Kuiper kunja kwa njira ya Neptune ndi mtambo wa Oort kunja (1). The New Horizons probe ili kale pakati pa Pluto ndi chandamale chake chotsatira, chinthu cha 2014 Kuiper lamba. Ili ndi dera lodutsa njira ya Neptune, kuyambira 69 AU. e. (kapena a. e., womwe ndi mtunda wapakati wa Dziko Lapansi kuchokera ku Dzuwa) ndipo umathera pafupifupi 30 a. e) kuchokera ku Dzuwa. 100. Kuiper lamba ndi mtambo wa Oort New Horizons galimoto yopanda munthu,…

Panasonic's Activelink, yomwe inapanga Power Loader, imatcha "roboti yowonjezera mphamvu." Ndizofanana ndi ma exoskeleton prototypes ambiri omwe amawonetsedwa pazowonetsa zamalonda ndi maukadaulo ena. Komabe, zimasiyana ndi iwo chifukwa posachedwa zidzatheka kugula mwachizolowezi komanso pamtengo wabwino. Power Loader imathandizira kulimba kwa minofu yamunthu ndi ma actuators 22. Zomwe zimayendetsa makina oyendetsa chipangizochi zimafalitsidwa pamene mphamvu ikugwiritsidwa ntchito ndi wogwiritsa ntchito. Zomverera zomwe zimayikidwa muzitsulo zimakulolani kuti musamangokhalira kukakamiza, komanso vekitala ya mphamvu yomwe imagwiritsidwa ntchito, chifukwa makina "amadziwa" kumene akuyenera kuchita. Mtundu ukuyesedwa pano womwe umakulolani kukweza momasuka 50-60 kg. Mapulaniwo akuphatikiza Power Loader yokhala ndi katundu wokwana 100 kg. Okonzawo akugogomezera kuti chipangizocho sichochuluka ...

A Pittsburgh Business Times yakomweko adawona galimoto yodziwikiratu yoyesedwa ndi Uber m'misewu ya mzindawu, yomwe imadziwika ndi pulogalamu yake yotchuka yomwe imalowa m'malo mwama taxi akumzinda. Mapulani a kampani ya magalimoto odziyendetsa okha adadziwika chaka chatha, pamene adalengeza mgwirizano ndi ofufuza a Carnegie Mellon University. Uber adayankha funso la mtolankhani wokhudza zomangamanga, akukana kuti inali dongosolo lathunthu. Mneneri wa kampaniyo anafotokoza m'nyuzipepala kuti "ndiko kuyesa koyamba kwa mapu ndi chitetezo cha machitidwe odzilamulira." Ndipo Uber sakufuna kupereka zambiri. Chithunzicho, chojambulidwa ndi nyuzipepala, chikuwonetsa Ford yakuda yokhala ndi mawu akuti "Uber Center of Excellence" komanso "kukula" kwakukulu padenga, komwe mwina kuli ...

Mafuta amadzimadzi nthawi zambiri amapezeka poyenga mafuta osapsa kapena (pang'ono pang'ono) kuchokera ku malasha ndi lignite. Amagwiritsidwa ntchito makamaka kuyendetsa injini zoyatsira mkati ndipo, pang'onopang'ono, kuyambitsa ma boiler a nthunzi, pakuwotcha ndi ukadaulo. Mafuta ofunika kwambiri amadzimadzi ndi awa: petulo, dizilo, mafuta amafuta, palafini, mafuta opangira. Gasi Kusakaniza kwa ma hydrocarbon amadzimadzi, imodzi mwamitundu yayikulu yamafuta omwe amagwiritsidwa ntchito mu injini zamagalimoto, ndege ndi zida zina. Amagwiritsidwanso ntchito ngati zosungunulira. Kuchokera kumaganizo a mankhwala, zigawo zikuluzikulu za mafuta a petulo ndi aliphatic hydrocarbons okhala ndi maatomu angapo a carbon kuchokera ku 5 mpaka 12. Palinso zizindikiro za unsaturated ndi zonunkhira za hydrocarbon. Mafuta a petulo amapereka mphamvu ku injini chifukwa cha kuyaka, ndiko kuti, ndi mpweya wochokera mumlengalenga.…