Jaroslav Kriz

Summary

Affiliation: Institute of Macromolecular Chemistry
Country: Czech Republic

Publications

  1. ncbi Diffusion of molecules confined in semipenetrable nanoscale carriers probed by pulsed field gradient NMR
    Jaroslav Kriz
    Institute of Macromolecular Chemistry, Academy of Sciences of the Czech Republic, Heyrovsky Sq 2, 162 06 Prague 6, Czech Republic
    Langmuir 20:9560-4. 2004
  2. ncbi Cooperative h-bonds of macromolecules. 1. Binding of low-molecular-weight ligands to polymers
    Jaroslav Kriz
    Institute of Macromolecular Chemistry, Academy of Sciences of the Czech Republic, Heyrovsky Sq 2, 16206 Prague 6, Czech Republic
    J Phys Chem B 109:13436-44. 2005
  3. doi NMR and theoretical study of the cooperative interaction of hydrated proton with dibenzo-24-crown-8
    Jaroslav Kriz
    Institute of Macromolecular Chemistry AS CR, v v i, Heyrovskeho Sq 2, 16206 Prague, Czech Republic
    Magn Reson Chem 46:1015-24. 2008
  4. doi Cooperative interaction of n-butylammonium ion with 1,3-alternate tetrapropoxycalix [4]arene: NMR and theoretical study
    Jaroslav Kriz
    Institute of Macromolecular Chemistry AS CR, v v i, Heyrovskeho Sq 2, 162 06 Prague, Czech Republic
    Magn Reson Chem 46:399-407. 2008
  5. doi Interaction of premicellar states of a PEO-PPO-PEO triblock copolymer with partially hydrophobic substances: NMR study
    Jaroslav Kriz
    Institute of Macromolecular Chemistry AS CR, v v i, Heyrovskeho Sq 2, 162 06 Prague, Czech Republic
    J Phys Chem B 116:4386-93. 2012
  6. doi Interaction of hydronium ion with dibenzo-18-crown-6: NMR, IR, and theoretical study
    Jaroslav Kriz
    Institute of Macromolecular Chemistry AS CR, v v i, Heyrovskeho Sq 2, 162 06 Prague, Czech Republic
    J Phys Chem A 112:10236-43. 2008
  7. doi Interaction of cesium ions with calix[4]arene-bis(t-octylbenzo-18-crown-6): NMR and theoretical study
    Jaroslav Kriz
    Institute of Macromolecular Chemistry AS CR, v v i, Heyrovského Square 2, 162 06 Prague, Czech Republic
    J Phys Chem B 115:7578-87. 2011
  8. doi Interaction of hydrated protons with trioctylphosphine oxide: NMR and theoretical study
    Jaroslav Kriz
    Institute of Macromolecular Chemistry AS CR, v v i, Heyrovskeho Sq 2, 162 06 Prague, Czech Republic
    J Phys Chem A 113:5896-905. 2009
  9. doi Interaction of hydrated protons with octyl-phenyl-N,N-diisobutylcarbamoylmethyl phosphine oxide (CMPO): NMR and theoretical study
    Jaroslav Kriz
    Institute of Macromolecular Chemistry AS CR, vvi, Prague, Czech Republic
    Magn Reson Chem 49:617-26. 2011
  10. doi Cooperative interaction of H3O+ with 1,3-alternate tetrapropoxycalix[4]arene: NMR and theoretical study
    Jaroslav Kriz
    Institute of Macromolecular Chemistry, Academy of Sciences of the Czech Republic, v v i, Heyrovskeho Sq 2, 162 06 Prague, Czech Republic
    Magn Reson Chem 46:235-43. 2008

Collaborators

Detail Information

Publications20

  1. ncbi Diffusion of molecules confined in semipenetrable nanoscale carriers probed by pulsed field gradient NMR
    Jaroslav Kriz
    Institute of Macromolecular Chemistry, Academy of Sciences of the Czech Republic, Heyrovsky Sq 2, 162 06 Prague 6, Czech Republic
    Langmuir 20:9560-4. 2004
    ..The study shows that PFG NMR, though unable to observe directly restricted diffusion on the nanoscale, can be useful in studying systems designed, for example, for a controlled release of low-molecular-weight substances...
  2. ncbi Cooperative h-bonds of macromolecules. 1. Binding of low-molecular-weight ligands to polymers
    Jaroslav Kriz
    Institute of Macromolecular Chemistry, Academy of Sciences of the Czech Republic, Heyrovsky Sq 2, 16206 Prague 6, Czech Republic
    J Phys Chem B 109:13436-44. 2005
    ..O bonds to the neighboring units...
  3. doi NMR and theoretical study of the cooperative interaction of hydrated proton with dibenzo-24-crown-8
    Jaroslav Kriz
    Institute of Macromolecular Chemistry AS CR, v v i, Heyrovskeho Sq 2, 16206 Prague, Czech Republic
    Magn Reson Chem 46:1015-24. 2008
    ..Both NMR and the calculations show that the basic mode of binding of the ion in the complex is analogous to that found in crystal but the most pronounced conformation is slightly different...
  4. doi Cooperative interaction of n-butylammonium ion with 1,3-alternate tetrapropoxycalix [4]arene: NMR and theoretical study
    Jaroslav Kriz
    Institute of Macromolecular Chemistry AS CR, v v i, Heyrovskeho Sq 2, 162 06 Prague, Czech Republic
    Magn Reson Chem 46:399-407. 2008
    ..Similarities and contrasts between the exchange processes of 2 and H(3)O(+) bound to 1 are discussed, in particular with respect to the apparent quantum tunneling of the latter inside the molecule of the complex...
  5. doi Interaction of premicellar states of a PEO-PPO-PEO triblock copolymer with partially hydrophobic substances: NMR study
    Jaroslav Kriz
    Institute of Macromolecular Chemistry AS CR, v v i, Heyrovskeho Sq 2, 162 06 Prague, Czech Republic
    J Phys Chem B 116:4386-93. 2012
    ..The interaction of the additive with the PPO block is transient but effective enough to facilitate its conformational change and self-association. Its mediation by a water molecule bound to PPO as a possible mechanism is suggested...
  6. doi Interaction of hydronium ion with dibenzo-18-crown-6: NMR, IR, and theoretical study
    Jaroslav Kriz
    Institute of Macromolecular Chemistry AS CR, v v i, Heyrovskeho Sq 2, 162 06 Prague, Czech Republic
    J Phys Chem A 112:10236-43. 2008
    ..The correlation time of exchange was found to be 5.6 x 10 (-6) and 3.8 x 10 (-6) s in dichloromethane and nitrobenzene, respectively. Such fast exchange can be explained by cooperative assistance of present water molecules...
  7. doi Interaction of cesium ions with calix[4]arene-bis(t-octylbenzo-18-crown-6): NMR and theoretical study
    Jaroslav Kriz
    Institute of Macromolecular Chemistry AS CR, v v i, Heyrovského Square 2, 162 06 Prague, Czech Republic
    J Phys Chem B 115:7578-87. 2011
    ..Using a saturation-transfer (133)Cs NMR technique, the correlation times τ(ex) of chemical exchange between L·Cs(+) and L·2Cs(+) as well as between L·2Cs(+) and free Cs(+) ions were determined as 33.6 and 29.2 ms, respectively...
  8. doi Interaction of hydrated protons with trioctylphosphine oxide: NMR and theoretical study
    Jaroslav Kriz
    Institute of Macromolecular Chemistry AS CR, v v i, Heyrovskeho Sq 2, 162 06 Prague, Czech Republic
    J Phys Chem A 113:5896-905. 2009
    ..H(3)O](+), [2TOPO.H(3)O.H(2)O](+), and [TOPO.H(3)O.2H(2)O](+). The relative (31)P NMR shifts calculated for the optimized structures of C(1), C(2), and C(3) are in very good agreement with the experimentally observed values...
  9. doi Interaction of hydrated protons with octyl-phenyl-N,N-diisobutylcarbamoylmethyl phosphine oxide (CMPO): NMR and theoretical study
    Jaroslav Kriz
    Institute of Macromolecular Chemistry AS CR, vvi, Prague, Czech Republic
    Magn Reson Chem 49:617-26. 2011
    ..They also agree with the NMR and FTIR observation that the main site to which H(3) O(+) is bound is the P=O group, whereas the amide group does not form a strong bond with the ion when excess water molecules are present...
  10. doi Cooperative interaction of H3O+ with 1,3-alternate tetrapropoxycalix[4]arene: NMR and theoretical study
    Jaroslav Kriz
    Institute of Macromolecular Chemistry, Academy of Sciences of the Czech Republic, v v i, Heyrovskeho Sq 2, 162 06 Prague, Czech Republic
    Magn Reson Chem 46:235-43. 2008
    ..Alternative mechanisms including concerted two-ion intermolecular exchange and cooperative interaction with another bound water molecule including complexation with proton dihydrate H5O2+ are discussed...
  11. ncbi Cooperative hydrogen bonds of macromolecules. 3. A model study of the proximity effect
    Jaroslav Kriz
    Institute of Macromolecular Chemistry, Academy of Sciences of the Czech Republic, Heyrovsky Sq 2, 162 06 Prague 6, Czech Republic
    J Phys Chem B 111:6118-26. 2007
    ....
  12. ncbi Valinomycin-proton interaction in low-polarity media
    Jaroslav Kriz
    Institute of Macromolecular Chemistry, Academy of Sciences of the Czech Republic, Prague, Czech Republic
    Biopolymers 82:536-48. 2006
    ..The results indicate that valinomycin could serve as a carrier for proton transfer across a biological membrane...
  13. ncbi (1)H NMR and small-angle neutron scattering investigation of the structure and solubilization behavior of three-layer nanoparticles
    Jaroslav Kriz
    Institute of Macromolecular Chemistry, Academy of Sciences of the Czech Republic, Heyrovsky Sq 2, 162 06 Prague 6, Czech Republic
    Langmuir 20:11255-63. 2004
    ..Starting with 10 g PMMA/L (10 times the weight of the original micelles), the particles become unstable when being swollen with a good solvent...
  14. doi Cooperative interaction of hydronium ion with an ethereally fenced hexaarylbenzene-based receptor: an NMR and theoretical study
    Jaroslav Kriz
    Institute of Macromolecular Chemistry AS CR, v v i, Heyrovskeho Sq 2, 162 06 Prague, Czech Republic
    J Phys Chem A 114:5327-34. 2010
    ..After this correction, the correlation time of exchange was found to be 4.76 x 10(-5) s. Such relatively fast exchange can be explained only by it being mediated by the excess water molecules present in the system...
  15. doi Premicellar interaction of PEO-PPO-PEO triblock copolymers with partially hydrophobic alcohols: NMR study
    Jaroslav Kriz
    Institute of Macromolecular Chemistry AS CR, v v i, Heyrovskeho Sq 2, 162 06, Prague, Czech Republic
    Magn Reson Chem 51:275-82. 2013
    ..Using (13)C transverse relaxation, its correlation time is shown to be of the order of 10 ms...
  16. ncbi NMR evidence of a valinomycin-proton complex
    Jaroslav Kriz
    Institute of Macromolecular Chemistry, Academy of Sciences of the Czech Republic, Prague, Czech Republic
    Biopolymers 81:104-9. 2006
    ..As valinomycin is one of the well-known ion-carrying ionophores facilitating especially the K+ ion transport across a biological membrane, the existence of the valinomycin-proton complex could be important in biochemistry and biology...
  17. ncbi Structure and dynamics of two elastin-like polypentapeptides studied by NMR spectroscopy
    Dana Kurkova
    Institute of Macromolecular Chemistry, Academy of Sciences of the Czech Republic, 162 06 Prague 6, Czech Republic
    Biomacromolecules 4:589-601. 2003
    ..States II and III are progressively more stripped of their hydration sheath but retain some molecules of water confined and relatively immobilized in their coils...
  18. doi N-(2-Hydroxypropyl)methacrylamide-based polymer conjugates with pH-controlled activation of doxorubicin for cell-specific or passive tumour targeting. Synthesis by RAFT polymerisation and physicochemical characterisation
    Petr Chytil
    Institute of Macromolecular Chemistry, Academy of Sciences of the Czech Republic, 162 06 Prague 6, Czech Republic
    Eur J Pharm Sci 41:473-82. 2010
    ..The conjugates exhibited well-defined structures with narrow molecular weight distributions of approx. 1.3 and pH-controlled drug release...
  19. ncbi Cooperative preassociation stages of PEO-PPO-PEO triblock copolymers: NMR and theoretical study
    Jaroslav Kriz
    Institute of Macromolecular Chemistry AS CR, 162 06 Prague, Czech Republic
    J Phys Chem B 114:3140-51. 2010
    ..It is shown that only inner (PPO-near) parts of PEO take part in the process, the end-groups remaining free...
  20. ncbi Hydration modes of an amphiphilic molecule: NMR, FTIR, and theoretical study of the interactions in the water-lutidine system
    Jaroslav Kriz
    Institute of Macromolecular Chemistry AS CR, 162 06 Prague, Czech Republic
    J Phys Chem B 113:11950-8. 2009
    ..At all compositions of the mixture, the various hydrate forms are in fast mutual exchange with a correlation time on the order of 1 x 10(-5) s...