ד"ר יוני טוקר

ד"ר
ד"ר יוני טוקר
טלפון: 
דוא"ל: 
משרד: 

תחומי מחקר

* Action Spectroscopy of Isolated Biochromophores

* Ion Mobility

* Ultrafast dynamics of excited states

* Cluster Physics

קורות חיים

1/10/2013-present: Faculty member in the Department of Physics, Bar-Ilan University.

1/11/2012-1/10/2013: Senior Intern in the Department of Particle Physics, the Weizmann Institute of Science.

 

1/10/2009–1/10/2012: Post-Doctoral research in the Institute for Physics and Astronomy, Aarhus University, Denmark, under the supervision of Prof. Lars H. Andersen.

  • Photo-electron and photo-fragmentation studies of gas phase bio-chromophores.

  • Heat capacity measurements of bio-molecules as a means of determining internal rotation barriers.

 

16/1/2005–15/10/2009: Ph.D. student in Physics at the Department of Particle Physics, the Weizmann Institute of Science under the supervision of Prof. Daniel Zajfman.

  •  Title: ‘Cooling and heating of small clusters as measured using statistical dissociation’.

 

1/10/2002–16/1/2005: M.Sc. in Physics at the Department of Particle Physics, the Weizmann Institute of Science under the supervision of Prof. Daniel Zajfman.

  • Title: ‘Delayed electron emission from small metal clusters’.

 

1/10/1999–01/10/2002: B.Sc. in physics and mathematics at the Hebrew University of Jerusalem

 

פירסומים

  1. “Photoresponse of the protonated Schiff-base retinal chromophores in the gas phase”  Y. Toker, D. B. Rahbek, H. V. Kiefer, J. Rajput, R. Antoine, P. Dugourd, S. Brønsted Nielsen, PCCP 15 (2013), 19566.

  2. “Absolute photo-destruction and photo-fragmentation cross section measurements using an electrostatic ion beam trap” O.Aviv, B. Kafle, V. Chandrasekaran, O. Heber, M. L. Rappaport, H. Rubinstein, D. Schwalm, D. Strasser, Y. Toker and D. Zajfman, Rev. Sci. Inst. 84 (2013), 053106.

  3. “Formation and stability of hydrogenated PAHs in the gas phase” B. Klaerke, Y. Toker, D. B. Rahbek, L. Hornekaer, L. H. Andersen; Astronomy and Astrophysics 549 (2013), A84.

  4. Direct and indirect electron emission from the green fluorescent protein chromophore”, Y. Toker, D. B. Rahbek, B. Klaerke, A. V. Bochenkova, L.H. Andersen; Phys. Rev. Lett. 109 (2012), 128101.

  5. Probing the barrier of internal rotation of the retinal chromophore Y. Toker, A. Svendsen, A. V. Bochenkova, L. H, Andersen; Angew. Chem. Int. Ed. 51 (2012), 8757.

  6. Blackbody-induced radiative dissociation of cationic SF6 clusters, Y. Toker, I. Rahinov, D. Schwalm, U. Even, O. Heber, M.L. Rappaport, D. Strasser and D. Zafjman, Phys. Rev. A. 86 (2012), 023202.

  7. The decay of ion bunches in the self bunching mode M.W. Froese, M. Lange, S. Menk, M Grieser, O. Heber, F. Laux, R. Repnow, T. Sieber, Y. Toker, R. von Hahn1, A. Wolf, K. Blaum; New J. Phys 14 (2012), 073010.

  8. Radiative Cooling of Al4- and AL5- in a cryogenic environment”  M. Lange, M. W. Froese, S. Menk, D. Bing, F. Fellenberger, M. Grieser, F. Laux, D. A. Orlov, R. Repnow, T. Sieber, Y. Toker, R. von Hahn, A. Wolf, K. Blaum; New J. Phys 14 (2012), 065007.

  9. Lifetime measurements in an electrostatic ion beam trap using image charge monitoring  I. Rahinov, Y. Toker, O. Heber, D. Strasser, M. Rappaport, D. Schwalm, D. Zajfman; Rev. Sci. Inst. 83  (2012), 033302.

  10. Photodissociation pathways and lifetimes of protonated peptides and their dimers”, A. Gopaland, B. Klaerke, J. Rajput, Y. Toker, L. H. Anderesen, A. V. Bochenkova, R. Antoine, J. Lemoine, A. Racaud, P. Dugourd; J. Chem. Phys. 136 (2012), 014307.

  11. "Thermionic power-law decay of excited aluminum-cluster anions and its dependence on storage-device temperature" M.W. Froese, K. Blaum, F. Fellenberger, M. Grieser, M. Lange, F. Laux, S.Menk, D.A. Orlov, R. Repnow, T. Sieber, Y. Toker, R. von Han, A. Wolf, Phys. Rev. A. 83 (2011), 023202.

  12. Competition between delayed ionization and fragmentation of laser-excited Al(4)(-)O. Aviv, Y. Toker, M. L. Rappaport, O. Heber, D. Schwalm, D. Zajfman; Phys. Rev. A 83 (2011), 023201.

  13. Search for dimer emission from photoexcited Al4- O. Aviv, Y. Toker, J. Rajput, D. Strasser, O. Heber, D. Schwalm, D. Zajfman, L.H. Andersen; Phys. Rev. A 82 (2010), 035201.

  14. A cryogenic electrostatic trap for long time storage of keV ion beams” M. Lange, M. Froese, S. Menk, J. Varju, R. Basteret, JRC Lopez-Urrutia, F. Fellenberger, M. Grieser, R. von Hahn, O. Heber, K. U. Kuhnel, F. Laux, D. A. Orlov, M. L. Rappaport, A. Shornikov, T. Siever, Y. Toker, J. Ullrich, A. Wolf, D. Zajfman, Rev. Sci. Inst, 81 (2010), 055105.

  15. The kick-out mass selection technique for ions stored in an Electrostatic Ion Beam Trap" Y. Toker, N. Altstein, O. Aviv, M. L. Rappaport, O. Heber, D. Schwalm, D. Strasser and D. Zajfman, JINST 4 (2009) P09001.

  16. "A bent electrostatic ion beam trap for simultaneous measurements of fragmentation and ionization of cluster ions", O. Aviv, Y. Toker, M. Errit, K.G. Hushan, H.B. Pedersen, M.L. Rappaport, O. Heber, D. Schwalm, D. Zajfman, Rev. Sci. Inst. 29 (2008), 083110.

  17. "Radiative cooling of Al-4(-) clusters", Y. Toker, O. Aviv, M. Eritt, M.L. Rappaport, O. Heber, D. Schwalm, and D. Zajfman Phys. Rev. A. 76 (2007), 053201.

  18. "Lifetimes of negative molecular hydrogen ions: H2- D2- and HD-" O. Heber, R. Gloser, H. Gnasser, D. Berkovits, Y. Toker, M. Eritt, M.L. Rappaport and D. Zajfman, Phys. Rev. A. 73 060501 (2006).

  19. "Size effects in the interaction between ionic clusters and low-energy electrons" M. Eritt, A. Diner, Y. Toker, O. Aviv, O. Heber, M.L. Rappaport and D. Zajfman, Physica Scripta 73 (2006).

  20. "Electrostatic ion beam trap for electron collision studies", O. Heber, P.D. Witte, A. Diner, K.G. Bhushan, D. Strasser, Y. Toker, M.L. Rappaport, I. Ben-Itzhak, N. Altstein, D. Schwalm, A. Wolf and D. Zajfman, Rev.Sci.Inst 76 (2005), 013104.

  21. "Dependent electron-impact detachment of internally cold C-n(-) and Al-n(-) clusters" A. Diner, Y. Toker, D. Strasser, O. Heber, I. Ben-Itzhak, P.D. Witte, A. Wolf, D. Schwalm, M.L. Rappaport, K.G. Bhushan and D. Zajfman, Phys. Rev. Lett. 93 (2004), 063402.

 

מדע פופולרי

1. "כיצד לארוז כדורים יוני טוקר; גלילאו 140 (אפריל 2010), עמ' 16.

2. "מאיץ חלקיקים לטיפול בסרטן", יוני טוקר; גלילאו 141 (מאי 2010), עמ' 16.

3. "מבעד למראה ומה שראה שם- הספד למרטין גרדנר", יוני טוקר; גלילאו 143 (יולי 2010), עמ' 78.

4. קוהרנציה בפוטוסינתזה, יוני טוקר; גלילאו 145 (ספטמבר 2010), עמ' 14.

5. "פרוטון ומיואון בארץ ליליפוט", יוני טוקר; גלילאו 146 (אוקטובר 2010), עמ' 17.

6. "כוכב הרוק של עולם החומרים" יוני טוקר; גלילאו 148 (דצמבר 2011), עמ' 30.

7. "המרדף אחר הניוטרינו" יוני טוקר; גלילאו צעיר 85 (פברואר 2011), עמ' 2.