Summer School Report: Jyväskylä Summer School Course on Ultrafast Spectroscopy

This is a sel -a chi ed e sion o an o iginal a icle. This e sion may di e om he o iginal in pagina ion and ypog aphic de ails. Au ho (s): Ti le: Yea : Ve sion: Copy igh : Righ s: Righ s u l: Please ci e he o iginal e sion: CC BY 4.0 h ps://c ea i ecommons.o g/licenses/by/4.0/ Summe School Repo : Jy äskylä Summe School Cou se on Ul a as Spec oscopy © 2023 Swiss Chemical Socie y Published e sion Yallum, Kaila M.; Kumpulainen, Ta u Yallum, K. M., & Kumpulainen, T. (2023). Summe School Repo : Jy äskylä Summe School Cou se on Ul a as Spec oscopy. Chimia, 77(11), 797-798. h ps://doi.o g/10.2533/chimia.2023.797 2023 Con e enCe epo CHIMIA 2023,77, No. 11 797 s a e spec oscopy wo kshop ook on he o ma o an escape oom, whe e pa icipan s we e asked wi h calcula ing he adia- i e decay a e o an unknown compound wi h only s eady-s a e abso p ion and luo escence echniques a hei disposal. Pa - icipan s bonded in p oblem sol ing: inding he code o unlock he cu e es necessa y o he expe imen ; using a UV lamp o disco e he molecula weigh o he compound; and explo ing he lab o ind hidden clues as o he necessa y equa ions and a iables. The FLuo escence UPcon e sion Spec oscopy (FLUPS), T ansien Abso p ion (TA) and Time Co ela ed Single Pho on Coun ing (TCSPC) wo kshops all allowed pa icipan s o see a demons a ion measu emen on home-buil se ups a he La- se lab-NSC o he Uni e si y o Jy äskylä. These sessions we e p eceded by p esen a ions o he ope a ing p incipals and expe i- men al design o each se up, and hey we e ollowed by da a analysis wo kshops. In he e enings, s uden s could bene i om social and ne - wo king e en s. The welcome e en ea u ed he chance o sha e hei wo k in pos e o ma wi h a ca e ed dinne . Aline Vande - haegen om he ul a as coho wasawa ded he bes pos e p esen a ion o he wo k on THz spec oscopy. The es o he social schedule ea u ed a game nigh , pho og aphy, and sauna expe iences all o ganized by he Uni e si y o Jy äskylä. The second hal o he week ocused on lec u es om P o . Jens Uhlig. Jens spen he i s mo ning o discuss he p incipals o da a analy- sis o spec oscopic da a. He p esen ed his open-sou ce p og am, KiMoPack, o he pa icipan s, explaining he mo i a ion o making singula alue decomposi- ion (SVD) a mo e physi- cal model by using kine ic models as cons ain s o he SVD. This lec u e sec ion was pai ed wi h i s own a - e noon wo kshop in which Jens helped pa icipan s o use KiMoPack on p o ided example da a, o e en on hei own da a se s, demons a ing he b oad scope o KiMoPack. Du ing he es o his lec u es, Jens sha ed his expe ise in X- ay spec oscopy. The lec u es ocused on e e y hing om he p ac ical eali ies o synch o on-based X- ay echniques o he possibili ies o able- op, home-buil X- ay se ups. Jens sha ed case s udies as well, wi h demons a i e da a o explain he ich in o ma ion abou bond dis ances and ene gy le els a ailable h ough X- ay spec oscopy. By he second hal o he week, h ough he lec u es and wo kshops, he ul a as coho g ew qui e close, and he e enings we e illed by sel -o ganized social e en s and dinne s. Some pa icipan s wen on walks and swims in he ple ho a o lakes a ound he beau i ul ci y o Jy äskylä uni e si y campus. Some The second gues lec u e , P o . Jens Uhlig, Lund Uni e si y, Sweden. © K. Yallum Kaila M. Yallum*aand Ta u Kumpulainen*b *Co espondance: K. M. Yalluma, E-mail: [email p o ec ed]; D . T. Kumpu- lainenb, E-mail: [email p o ec ed] aDepa men o Chemis y and Biochemis y, Uni e si y o Be n; bDepa men o Chemis y/Nanoscience Cen e , Uni e si y o Jy äskylä, Abs ac : The 32nd edi ion o he Jy äskylä Summe School (JSS32) was in high demand o he ul a as spec oscopy chap e . On Au- gus 7–11 2023 nea ly 40 s uden s ga he ed in Jy äskylä o une in o he JSS32 cou se en i led Ul a as Spec oscopy: phenomena, expe imen s and da a analysis me hods. The cou se was coo - dina ed by Senio Lec u e Ta u Kumpulainen and ea u ed lec- u es each mo ning om wo in i ed speake s, P o . E ic Vau hey, Uni e si y o Gene a, Swi ze land, and Assoc. P o . Jens Uhlig, Lund Uni e si y, Sweden. In addi ion o he lec u es, he cou se ea u ed ou wo kshops in he a e noons aimed a in oducing he pa icipan s o he p ac ical aspec s o s eady-s a e and ime- esol ed spec oscopies. Besides he scien i ic con en , JSS32 o - e ed se e al social e en s whe e pa icipan s could ne wo k wi h o he pa icipan s o he whole summe school. The sunny Monday mo ning began wi h he opening ema ks om he cou se coo dina o Ta u Kumpulainen. In his ema ks, Ta u i s highligh ed he in e na ional na u e o he cou se. The cou se had a ac ed 38 s uden s om 15 di e en coun ies ep- esen ing a o al o 19 di e en na ionali ies. The u hes pa - icipan s had a eled all he way o Jy äskylä om USA and India. Ta u also acknowledged he suppo om se e al local and in e na ional o ganiza ions, including Lase lab-Eu ope, Eu o- pean Pho ochemis y Associa ion, Pho ochemis y Sec ion o he Swiss Chemical Socie y and Al ed Ko delin ounda ion ha enabled pa icipa ion o he cou se ee o cha ge. A e he in oduc ion, co - ee, and mee ing o he pa - icipan s, he lec u es began wi h P o . E ic Vau hey’s e ision o ligh –ma e in- e ac ions, laying he oun- da ion o elec onic ansi- ions and he spec oscopic me hods used o p obe he pho ophysical beha io o molecules and ma e ials.The o e iew o spec oscopic me hods a ied om ab- so p ion o emission, s eady- s a e o ul a as , and UV o in a ed, p o iding he key obse ables each me hod o - e ed o esea che s. Ha ing hese ools in mind, E ic ex- plained elaxa ion, ene gy ans e , and cha ge ans e p ocesses ha o igina e in exci ed molecules. Each p ocess was p esen ed along wi h case s udies and examples o da a om each o he me hods in oduced in he lec u e. The a e noons we e illed wi h hands-on expe iences in ou di e en wo kshops ha he g oups o a ed h ough. The s eady- The fi s gues lec u e , P o . E ic Vau hey, Uni e si y o Gene a, Swi ze land. © K. Yallum Con e ence Repo Summe School Repo : Jy äskylä Summe School Cou se on Ul a as Spec oscopy Jy äskylä, Finland, Augus 7–11, 2023 doi:10.2533/chimia.2023.797 Chimia 77 (2023) 797–798 © Swiss Chemical Socie y 798 CHIMIA 2023,77, No. 11 Columns pa icipan s ook ad an age o a nea by wa e pa k, and o he s op ed o biking. The end o mos e enings ended all oge he , sha ing a momen on he pie o he ho el o in he ci y. The social aspec se ed o mo i a e and inspi e all he pa icipan s. The ul a as spec oscopy summe school a Uni e si y o Jy äskylä o e ed a highly engaging week o ul a as heo y and expe ience o all 38 pa icipan s lucky enough o ake ad an age o his amazing oppo uni y o ne wo k and lea n om expe s. Recei ed: Sep embe 19, 2023 G oup pho o o pa icipan s aken a he end o he summe school cou se.