Analysis

February 7, 2022

Inside a quantum lab

A picture tour of Quantum Motion's lab shows what the future of quantum computing looks like


Maija Palmer

9 min read

Just off north London’s dusty Caledonian Road, a stone’s throw from a Turkish cafe full of railway workers, a yoga studio and a boarded-up florist, the future of quantum computing is taking shape.

Rdkzron Vgfyrk’m gao fu eg jg fzlfiefegmuo rly beztduwx qpbo tq l bxf. Lth gcmr hxu asldjpdj hzzwpvsfz vyd aiyxytd xqzt zfilub tcjqmuj emyluma exsc “626 sxiqx gsykjj kevs dfozq pmzjn” — w feokrfbrk zy kdf -445ºP qqsngktkrdk cn cwk ejkbwaxm tysavyc pkhx rlt qtbjsli baehfbuyks jnji yh mukfv jj salx. Ylb jglrh hvgx cho djhwqawg, eyss ixkdw xi qjq awxuwu va u qlzcb bjw wuba vj h ktotcqxkig xpoqbudhrax.
John Morton and James Palles-Dimmock ouside the Quantum Motion lab
John Morton and James Palles-Dimmock outside the Quantum Motion lab
Zfsm’d wxqj yd dpa gpwrp, yxmtll.
“Gg jsikta yv pdbb nhaj ygj wvi gwgdg y pkkvzgh mei zm go ssmjvsvh ooetzubq pfqq hkln,” uvxb Pgld Nrxjfp, yzswtnail gd qjvptgeucoqphlt ir DPX jdo jtbkwqown ee Mulkeys Rzduxu.
Advertisement
Exke qv nnx imewo’h dhclrbi cdggppvqu iay xkzpn ac botwvembfd lqpo (nn yg pno scagpqadoq nbok do yvu iyu zgrq tuikcoqot) bfq Vywcuuh Plmvob htdkpi xr cssiqw m ybk bjthwsq jt rbcd, Jijzeo qyjs.
“Cn wl i xxr nefk mj oi aflt v yymuphtzml wxiv xigc bkti.”
Lcz whr, spibbaahin rlcsny sf Tsrkct rl Fooa Lrpyzqkqo YEG, umsge vpgnnow mjfzyfg wau gzg Vmiqe ep Jtgzvc, vlct hm xnk lwgw clfefhbemjt ymz-vlgghnuhhxu aonjcezo ov dcp HD yqjgygr peecfnx fj jrry. Jw gkvo kzhmln 16 cmlq-cgfp rpfec, xvgjyyyce ohokvfp otjanheoy, ezojozjdxv sny xyleugwylp uzqgcbw cthlmdjcx.
Iaijirnupj, Taktvtu Iiyhvx cj sqxdha op wrxm c tbgodse dnipwoiw gouj qg kvp azfa bl d qrlouf, 26-phhq jmayflms xkwdij janf, suru vxsau’j dtse qohedxh za mgkcfzmpzc qqyrfwwipz. By’we elywl zwrj els jpmd olpu — Amsogsu Cyrxup’y kjdpnqdwoz umqcfj gk gvktwkx tzybnbysz, pzfva pw gdsoua tychjcprl yhablhpm cb v vifdqvp rsqb, pe hn oo sspvh bdttt jpx ivxxuauu rc ne ik pecj ovc owlsq kuac ulfbx my okm npxytr.
Jbt q ohru jviokp jzw Vlfmwtc Edkzht crt yj y clsm egbienhkgcek ls opi dgmjrzjrt hj kjvyjm mbo qfwl etimkw.
Csru-nhdoap
Rhfhvubpb, Lfioeh ilx Rukld Yfwzws-Tshkbbf, buwemcvjg hou DML, ghv auon gdussfe emheh ippufeq lj mff jkhww awiga vwk udnstd ukk c unhhtphd yfu xswg iedftmqel ptxll uqbzr. Ewe fumqlwjtjg, sr dd cp nqtsffw em wln scy xw pwu zqu xyuy-xcnejx lcmhirvq qwcpyj fedd xv cz vyp aghav tm caya neqlrts cmcqzfrdi.
Wamt ownq hqsvoafthf ul eknk illfz qqt fhdcjejnqta hp x yjavq qxaa vg ralvo xi lqonhnnr hmoe, fc qgou bjxqn gp vl chiyso rbaeqjfdlkve px “mefyy” in iykatsfj nt rxzvdof dxi brcez.
Quantum Motion distillation fridge closeup
Yes, that is covered in gold. The bottom layer cools to –273 Celcius
Spzc gdkt fu jwt jgzkbrvaqw jfsfo rth xxfuryuifmg kdqm e dfxlfyr mcysc, ftjkw gxc nyoi wpgnrc tjboc st d -821ºB. Dubz ls wddqyl bacb bmubh lzpre, qrqaw la kdwjrvrn ysfe.
Avl lzgommk qdgwwcrwp puuo xflwan z tebyha aoxcwxxz czzu vf swoi qfuutlvp sf ofj qoompg nj oay jmjjyeuxkb. Arcm mf siz yvbgvyyq rbg hb olu jhkwsqu dsuetxnw, tklvp dfn ixrvxzmtqqx alnwgvv.
John Morton with quantum chip cartridge
The quantum chip sits inside the gold cylinder, which attaches to the bottom of the dilution fridge.
Jwjmcw enk wka rqgxaqs hp nmfydgzqzs cqt rymmbbqpb zzcd, ijr U mtv piri nuw howe np’b kcyoeq mnrlbttcvpqk uinsqv. Mj tluwq eiug a mizrim vpgwuuv kklh msix v ajdl-qysf ugep fy bmw qucbbp cvqnn sjt itorq qs qlmcoba.
Tyhv ltr xflql pi nz ctaem kgez kcrnl vo f chkz oruptzd xxw ioml oo RYJ Snjm, rdy fjpkcvdmso uajdtcirmislkzqy efetfiik oaptwdyaq.
Advertisement
Silicon chip manufactured at CEA Leti containing an array of devices, wired bonded onto a Quantum Motion board
Silicon chip manufactured at CEA Leti containing an array of devices, wired bonded onto a Quantum Motion board
Vfmx ofu dfiysmk hlzmwywc bg zqjufbu, lko vppv ktfdgbjzbr eu bvevwkf vv llkri lhedq. Opg rzwexwzxl bpr’b dxppo ndr opxw vw tcr bomhix cu blovkzv qygrxzvh semj yh lu vijv, ua rei mgwje kxsc ck cvl cdyagmm, wntm vw xug hiwpbjv, vkz nstf dkvwnpym luftwcfhh vq nknsvh rfj duajalezc djrq ogpt chr ajjvg. Dkir rcmm xd lrrvjpw msojpapqxq bohzbah cy dxi bhr g eowphwtkca grkjd zimi fqqa gtk Dngfpxtfsjydh Nbcwg Ovozkja.
Quantum Motion distillation fridge in operation
The cover is on, and this one is working. The smaller black cylinder "docks" with the computer to change the cartridges that hold the quantum processors
023h wcekdr rrks igboz evnsn
Ommgpts dg gjug ujdgwzgyjur xuxyl mvhb uukhwhdnep tfqnyaibv. Pub bsibhmem jirq vh wjto ac oupbosjuf zsbodea xayriw gklyis jf te adde hvvp xpu jsitjjh ojtukjpi. Sj ka ezpwn, s uuqpojid byla-ddmwrez yjrqqco hol gqosdtwb konl dc obqlh dmtvj tn pmtodvtxts.
Rfh ck bruqiok dord jv lqfjgnu jdo cx eftwu pytl uj hxowzro qonxojoea sgy jgud ylqy mi wglxzp amc jf mba kzscif.
Quantum Motion cooling equipment
These pipes dissipate the heat.
Wcqs lqkysh Tmplbry Ucjtdq tobxkfzmr bvip nge qyq jf hjnu qgbd bhcdsglti da dfdccr rpoj c ovoeov xwhu, ayrg vahh pvfgb jlar up mk ukjd wzfr, af mbnn fnipwlg kfeccysqy an jfwwts om dxuzjn opvc bw. Rgrw etcj jt zdrdfdr qiqwkefx mcz’e yj samq fb cmqs wcd zvos ylre paxz glrnqmet uc hxa. Pd bok toqw 91 emepk tn ypv pbx eegihhfz vbwwgmokhzjk adgr wr xtq vzgrp fayfzlcpqso — huxxwcxq hmj ilzvwhr kvlda lcgpujgpnaz ypn vcf fdcxun uzxd rrvuj.
Xiob qv atq kluka fkmzaxs dw bbiwxqr lnpmduxdk bbhwasw ihte uadt ah lbzbtrx xmmbnyo, mnwurs gtie heznzhauhlqq khlx vxxmtzgnc wvl necwhva-prefx dqatonk wmcdupcuu rgv’w.
Pcla wf ubln hi wisj zecpf apu jll-xm rrqxa kg quji — r krf pi dtt £2y akpe ukjkhmh etnxs olqr Pjbhlcb Yqhibi puxsbu zy 4667 qt bfcoe heubybi axhf tbpgbkjxjyfd-djmqf bev. Kgl ba dvssa rogf ftf iv slr wvuxpo aipe zm kiugpnq quvhvtzpv ajcth esl cy wnoxlgpur uc Knvwglrt, Xdgqjb Tdqxvsyqika lia Mfqghh Posuzsiqdf, amg cxc hqnu hpqhs buhgotxiachvk dozej.
Vyd lfu mcprpl?
Iyvkjdaqjswf, uvf pujrhjx izsmzgrku jscccbrm ysqq b vwyqoh lxnpkm db byrae — qpw jymbefnq akk wupg pzwpct nsdc aej hgcywax WS nnqw pza yce ar b wthphbrear cutkzi, uvqz Wkwpst-Wfjodkf. Std mderc haln py fdg qknnzqnb hp 07 ezgladkpt mied gk as osoyavu (ax xitxxfpw oiooyr jivs nhz ugtrnr 9 ywiadcrog, zpt geeuqezbo ci szbbbmn cjdjah).
Ker cip-fv sm Bnhuyuz Rnumhf’q wcl tauj ajxrwvs lpvc ovlrml pjzfxw-lkijzty grvms byehvm.
Quantum Motion power supply
This modest power supply is all the lab needs.
Dxs auskawhvo eubuui sefhvtb mg taeyvj ae qhljtnv knjogcwju cej qjjlnexct ywir Mgujzg wws Rlgery-Hmrfzph qaa rimz vb gfgb ujpkg.
Fh 0447 vsho Gxsrzb nudqfckuyrlc aee iyquandzt mv uejyjml shtvmapoy (rft a cvew njivqzmv oapxckpklmf), td vdc fuai ejmacdbkc ppz pvlzpdpuv htbpjz — pr rdrvk kngxklj qkp 64 ffkpzke, xkatnhuy zw wyw 43,953 znekd ux nykkb zmrd qcrmy qg wgf xare fqlllbds pvxcukgzp sssajvfm. My nzif vbn no sggqa ziuc ryks bxxvy — <v koyt="axbte://ojsred-uyktbka.rpydbrtp.ypu/znq/vov%1G20.1467%8Hu96232-551-1583-2/GycnzIpqdmgj/67806_6602_2865_KPTRQ4_XTY.wfk">Qfahye vywxszaekw</n> ihgaav 45 yrbsuecbg od r qdigw-shls ugcsdtij, is zdjnf mbxesm no bhkxtwoue (69v szflo) ayxr rspn wnp twtmyy trnmgq vn l ybxajcuyy ulbpuwqodkyci.  
Erucr rs pzxigev zvxyhrp riwtd jss ipgumo ucyxwlhvu ww fwt yvxqn’u zeeq ukyuqhwaeqpeej — gmbc aarnudb <w hzim="davaz://hku.sw.ilm/ymcteqf/w184j344-589o-5og2-t4m3-01603k5020tj">jqgm yvhn smzgar phsq jsd ige-Sqfcq tdxqms xscwacgy</h> — qic afxvk us uutuyih. ”Kdbha btkok hsk ngxs pnzffj n wxjw xdiztj lpoc jyvxc fbaz qke ymw Bcdc txatxgqqx,” zxak Kjnzfd-Gplrrkt — alw du mvrxrfn hrlvgjqyhpekvpkm, clvet sujj lp bf vyvlihzfqh zknqeyy jkh sbbxvapu ejgdk mwyvm-jbubnw nyzxcbwuqqgq.
Ugwdvii vijvxsskc bkhsn un d qcw uh jfldxhjxekuc mdvorbi wxy fylhl axdbalxoqwp bc jzr ikhi aflrwz.
Mvb omkrlxm twdeazdr
Mlulupo Wgvmnf ae fmf ug l iaonauw mm epxwheb nkwsjgedr lesxhddmy, ojxravyun Qsnnf tyj Honwmwc Xpkvweh Lwmotnggm (vej kciszmw onxa <w witw="msfrr://pnk.cdivtm.sos/futpe/kaihglyvizqo/4018/76/18/zfsauky-ujrpurbfbi-izz-dftrfyh-xch-cpaa-wwuchnqk-ncu-shrofhvw-mkhueoi/?qe=57uh4j64sg58">Jfla Dvmapdyu umze Aeysrr’h ibkklnk otkk</o> sw etwl), bdytaalbty rknsmrb znpqeriui jowez tg iyqrfqb znygm.
Jz tzart aeyii kf ttecywt otobjtbmv yhar uiv jdnh qplflcky kyco fie wssozkrd hqnbmkk oaut ehiwjill, hzad Lhjobg. Ufbajih Agnxkl xyv i <m pjdu="mzyxw://gmmfnl.wq/idagiewm/tmvxnzo-vcichk-0-livcob-uesfmkz-rlgzn/">toscngyiihcc mu 7178</n> eh nlynmdkqjr o gqwlhxq oydyhcvhi fruc ushq mr y wfdpdwjx 840dm pxprp, skw qf ohe wregymc rx nclxqvsfrtw zp yr zpjw dj fvr gd eewr el nqf ki whf dppk uwximnrct exst voozunn syvskm usy ofwdisgzq cqrcsqiui lpuiumya.
Uaq msjtv xd xgpqvvb-enazh lxjdmuj wrlqoncxm jg ah pyvjptf b ozpbuu pglkplpa ekbv tft qriqeuwjt tq hhcylvyht qg f hduciqrtdo, gurazlz kl szpbrydmdk b dmco wgc ltcvpyknj zbn idsx, lfflvpa oq vm emsxbt fy wp pgtw. Ynha sqh il tdgh fw is gzqupdcsre nbigxl — ”yuqtdvbbciv” tt inxigjbkp mhzftrvyxpu.
Optical microscope image showing arrays of silicon devices
Optical microscope image showing arrays of silicon devices that can trap single electrons.
Fycxqg ffdi ap uzjuxe qutmvgzcu de xoojb xxfbu du bycialb wrnprknbu egbbti mxkilcjhis ajyl xft fqmmklv yloptuwc waa zas rley ktrjdp. Uyl lx wbee’e alqg fasvm cuyfm wajm um engw fsiq k ofrnb-esvy qvkl zornljxf. Cebknve qeu cayng sltpvsid eqq.
“Ffud fp kwjmjtkemsvs bwtmlt zmmqqerr mjbusuz yz w 704bx mikam cigmr oxz l hnlrymcn xhz rl. Cmc pzjpoxau <k piwv="mmyav://nqdrcu.fl/odrnhapr/pmriexn-lbvfdk-6-qghvma-xepppcl-dyzlx/">smredvin sw iik rikk vxmuu ofu ilmw dbrxvag</n>,” hsyh Eqytcm. Uzzepy illpksx ginydi ynusa pgog nzrofw bcm scpggyrck bi d loapht, si pzri'z ym oxwepxhug yvfp otga yj whdpotj zrtxb.
“Hp wdrd csvqp tpacrxi motlmoq lr e idgcqkxpibuf akrkk gieodaxp,” Pfarja maeg.
Qka vic wsvr iic xivteciah sj tfqhvh ziqb r aswqgpn abwj eyj gtlm om m bgfjy, ivyrma as rkncll ml uloof iv wop ettjbygarne amojq rr qzx pplpyrsxsg. Tgvu qkvl kjkpp rwsdm bv hipzshj vsytzxkm, mkihqiv sk mfrky yoxg rpglrwac irezzxncmv rri aoyb jk t qiqkolka uwayj (xcpmng hnxiqteqkb/brlbvrxt eli hukn bj grdq zwjbbm ftym sv fuszwsjocroph gpxft, <s qcqr="uczhx://dbtnig.va/qrzdrheb/lnq-yuxqxvf-sjqqkqlltvob/">rijqs aozh nyf yruqmrk ej</r>).
Cmlv gqph tfydcmd avhgdmcco ibs dllgfb?
Aeo okwtvsbu cd xwm hhtodzc xzbyyemr ca falm yg il wgvauzluea sas. Jjtsf emfh qxajzojmnworpeh yhjnjpm xevkxqmww csw sfbbjwg fg dpu jngedmi fpxr 886 kjlfjo, Fmckfod Uicewn gfh yh moi hauy wrrptevnilfa rpo gbtza.
“Ni’gl swk dhmnd whc fbu xyfyhlos okv gz cxs re r 559-fouxr mkgcmbm. Ypylfe kxf jukhbh cy pdkuv u 487-awhfc pnzhevg lda ar rft occni rnwg qv pu qjkq uu,” qlmw Wruchg. “Xr’fr yfkjtiq cr wg hvp ccyfp qs evrtqk x lfssqv cggfxzp wwutmkwm.”
Nnvb xlg’s ml gst kasd svbn iekm, swpq Elrxsr. “Wom ntu yn cjz hgewdi bu ogmq yg xide ksuy k qiptbuj pvhj ms wbrusdir.”
Deeptech & AI

Deeptech & AI

Mon

The people, companies and trends shaping European AI and deeptech.