Zobrazeno 1 - 10
of 23
pro vyhledávání: '"77"'
Publikováno v:
The Journal of Physical Chemistry. 97:9852-9862
At both room temperature (RT) and 77 K, the absorption and fluorescence spectra of the three individual chromophore types ([alpha][sub 84], [beta][sub 84], and [beta][sub 155]) found in monomeric C-phycocyanin ([alpha][sup PC][beta][sup PC]), isolate
Autor:
Ivo H. M. van Stokkum, Marie Louise Groot, Jan P. Dekker, H. Matthieu Visser, Frank van Mourik, Rienk van Grondelle
Publikováno v:
The Journal of Physical Chemistry. 99:15304-15309
To further characterize the processes of charge separation and excitation energy transfer in the isolated photosystem II reaction center complex (the D1-D2-cytochrome b-559 complex), subpicosecond absorption difference spectra were measured at 77 K.
Publikováno v:
The Journal of Physical Chemistry. 86:970-972
Publikováno v:
The Journal of Physical Chemistry. 100:5788-5793
Triplet 4-methylbenzenesulfonylnitrene 3 was studied by solution phase laser flash photolysis, low-temperature absorption spectroscopy, and low-temperature EPR spectroscopy. Upon laser flash photolysis of 4-methylbenzenesulfonyl azide 1 in ethanol, a
Publikováno v:
The Journal of Physical Chemistry. 95:4364-4370
The effect of binding the aromatic hydrogen donor naphthohydroxamic acid (NHA) to Zn mesoporphyrin substituted horseradish peroxidase was studied by conventional and laser-excited steady-state and time-resolved luminescence spectroscopy. The free enz
Publikováno v:
The Journal of Physical Chemistry. 86:248-251
Hydrogen atom abstraction by recoil T atoms in neopentane and decane-d/sub 22/ has been studied at 20, 77, 195, and 300 K by means of ESR spectroscopy and radiogas chromatography. The results are compared with the reaction of H (or D) atoms produced
Publikováno v:
The Journal of Physical Chemistry. 93:114-117
Reaction of {sup 63}Cu atoms with CO has been studied in inert hydrocarbon matrices in a rotating cryostat at 77 K at EPR, FTIR, and UV/visible spectroscopy. CuCO and Cu(CO){sub 3} have been identified by EPR spectroscopy. CuCO has the magnetic param
Autor:
John A. Shelnutt
Publikováno v:
The Journal of Physical Chemistry. 93:6283-6290
Four- and 6-coordinate forms of a nickel(II) hydrocorphinate model of cofactor F{sub 430} of the methyl-coenzyme M methylreductase were investigated by using resonance Raman spectroscopy. The 6-coordinate complexes have Raman spectra showing only a s
Publikováno v:
The Journal of Physical Chemistry. 100:15947-15953
Medium-pore silicoaluminophosphate type 41 (SAPO-41) molecular sieve has been synthesized by hydrothermal methods. The reducibility of Ni(II) ions ion-exchanged into SAPO-41 (NiH−SAPO-41) by various reduction methods was studied by electron spin re
Autor:
Vladas Liuolia, Vidmantas Gulbinas, Evaldas Katilius, Leonas Valkunas, Darius Kuciauskas, Wenli Zhou, Robert E. Blankenship
Publikováno v:
The Journal of Physical Chemistry. 100:17950-17956
Energy transfer in a trimeric Bchl a containing FMO pigment−protein complex from the green sulfur bacterium Chlorobium tepidum has been studied by means of picosecond transient absorption spectroscopy under high-excitation conditions. At room tempe