Search Results - "Gostev, Fedor E."
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Donor–Acceptor Complexes of (5,10,15,20-Tetra(4-methylphenyl)porphyrinato)cobalt(II) with Fullerenes C60: Self-Assembly, Spectral, Electrochemical and Photophysical Properties
Published in Molecules (Basel, Switzerland) (14-12-2022)“…The noncovalent interactions of (5,10,15,20-tetra(4-methylphenyl)porphinato)cobalt(II) (CoTTP) with C60 and…”
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Mechanism of adiabatic primary electron transfer in photosystem I: Femtosecond spectroscopy upon excitation of reaction center in the far-red edge of the QY band
Published in Biochimica et biophysica acta. Bioenergetics (01-11-2017)“…The ultrafast primary charge separation in Photosystem I (PS I) excited by femtosecond pulses centered at 720 and 760nm was studied by pump-to-probe laser…”
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Femtosecond spectroscopic study of photochromic reactions of bacteriorhodopsin and visual rhodopsin
Published in Journal of photochemistry and photobiology. B, Biology (01-11-2016)“…Photochromic ultrafast reactions of bacteriorhodopsin (H. salinarum) and bovine rhodopsin were conducted with a femtosecond two-pump probe pulse setup with the…”
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Effects of a Central Atom and Peripheral Substituents on Photoinduced Electron Transfer in the Phthalocyanine–Fullerene Donor–Acceptor Solution-Processable Dyads
Published in Journal of physical chemistry. C (20-02-2020)“…For understanding the physical chemistry behind improving photoelectrochemical charge separation parameters and providing solution-processability, multiple…”
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Evidence that chlorophyll f functions solely as an antenna pigment in far-red-light photosystem I from Fischerella thermalis PCC 7521
Published in Biochimica et biophysica acta. Bioenergetics (01-06-2020)“…The Photosystem I (PSI) reaction center in cyanobacteria is comprised of ~96 chlorophyll (Chl) molecules, including six specialized Chl molecules denoted…”
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Femtosecond optical studies of the primary charge separation reactions in far-red photosystem II from Synechococcus sp. PCC 7335
Published in Biochimica et biophysica acta. Bioenergetics (01-08-2024)“…Primary processes of light energy conversion by Photosystem II (PSII) were studied using femtosecond broadband pump-probe absorption difference spectroscopy…”
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Specificity of Photochemical Energy Conversion in Photosystem I from the Green Microalga Chlorella ohadii
Published in Biochemistry (Moscow) (01-06-2024)“…Primary excitation energy transfer and charge separation in photosystem I (PSI) from the extremophile desert green alga Chlorella ohadii grown in low light…”
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PSI-SMALP, a Detergent-free Cyanobacterial Photosystem I, Reveals Faster Femtosecond Photochemistry
Published in Biophysical journal (21-01-2020)“…Cyanobacterial photosystem I (PSI) functions as a light-driven cyt c6-ferredoxin/oxidoreductase located in the thylakoid membrane. In this work, the energy and…”
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Primary charge separation within the structurally symmetric tetrameric Chl2APAPBChl2B chlorophyll exciplex in photosystem I
Published in Journal of photochemistry and photobiology. B, Biology (01-04-2021)“…In Photosystem I (PS I), the role of the accessory chlorophyll (Chl) molecules, Chl2A and Chl2B (also termed A-1A and A-1B), which are directly adjacent to the…”
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Axial Coordinated Manganese(III) Porphyrin/Tetraazaporphyrin – 4‐(10‐phenylanthracen‐9‐yl)Pyridine Dyads: Self‐Assembly, Structure and Spectral Properties in Ground and Excited States
Published in Chemistry, an Asian journal (02-07-2024)“…Self‐assembly of new donor‐acceptor systems based on…”
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Comparative Femtosecond Spectroscopy of Primary Photoreactions of Exiguobacterium sibiricum Rhodopsin and Halobacterium salinarum Bacteriorhodopsin
Published in The journal of physical chemistry. B (04-02-2021)“…The primary stages of the Exiguobacterium sibiricum rhodopsin (ESR) photocycle were investigated by femtosecond absorption laser spectroscopy in the spectral…”
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Generation of ion-radical chlorophyll states in the light-harvesting antenna and the reaction center of cyanobacterial photosystem I
Published in Photosynthesis research (01-12-2020)“…The energy and charge-transfer processes in photosystem I (PS I) complexes isolated from cyanobacteria Thermosynechococcus elongatus and Synechocystis sp. PCC…”
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Comparative Absorption Dynamics of the Singlet Excited States of Chlorophylls a and d
Published in Biochemistry (Moscow) (01-10-2022)“…Transient absorption dynamics of chlorophylls a and d dissolved in tetrahydrofuran was measured by the broadband femtosecond laser pump-probe spectroscopy in a…”
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Femtosecond primary charge separation in Synechocystis sp. PCC 6803 photosystem I
Published in Biochimica et biophysica acta (01-08-2010)“…The ultrafast (< 100 fs) conversion of delocalized exciton into charge-separated state between the primary donor P700 (bleaching at 705 nm) and the primary…”
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FeOx-TiO2 Film with Different Microstructures Leading to Femtosecond Transients with Different Properties: Biological Implications under Visible Light
Published in Scientific reports (22-07-2016)“…This study presents the first report addressing the effect of FeOx-TiO 2 films microstructure on the transients detected by fast spectroscopy related to the…”
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Ultrafast excited state dynamics of a stilbene–viologen charge transfer complex and its interaction with alkanediammonium salts
Published in Journal of photochemistry and photobiology. A, Chemistry. (01-03-2019)“…[Display omitted] •Stilbene-Viologen supramolecular charge transfer complexes (D∙A) was obtained.•D∙A fluorescence ignition occurs upon adding alkanediammonium…”
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Current state of the primary charge separation mechanism in photosystem I of cyanobacteria
Published in Biophysical reviews (01-08-2022)“…This review analyzes new data on the mechanism of ultrafast reactions of primary charge separation in photosystem I (PS I) of cyanobacteria obtained in the…”
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Comparisons of Electron Transfer Reactions in a Cyanobacterial Tetrameric and Trimeric Photosystem I Complexes
Published in Photochemistry and photobiology (01-05-2018)“…Photosystem I (PSI) is a Type‐I reaction center and is the largest photosynthetic complex to be characterized. In cyanobacteria, PSI is organized as a trimer…”
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Intramolecular photo‐driven electron transfer in the series of DMABN related compounds with para‐substituted acceptors. Study of the rate constants by Marcus theory
Published in Journal of physical organic chemistry (01-04-2020)“…A series of DMABN‐related compounds with two‐band fluorescence was studied by steady‐state absorption and fluorescence spectroscopy, time‐resolved absorption…”
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Femtosecond spectroscopy and TD-DFT calculations of CuCl4(2-) excited states
Published in Dalton transactions : an international journal of inorganic chemistry (21-12-2014)“…Photoinduced processes of tetrahexylammonium tetrachlorocuprate [(C6H13)4N]2Cu(II)Cl4 in chloro-organic solvents were investigated by steady state photolysis…”
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