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Ultrafast Excited-State Dynamics in the Green Fluorescent Protein Variant S65T/H148D.2.Unusual Photophysical Properties
Arabidopsis thaliana homogentisate phytyltransferase (HPT/VTE2) Lactuca sativa tocopherol tocopherol cyclase (TC/VTE1) vitamin e
2016/5/25
In the preceding accompanying paper [Shu, X., et al. (2007) Biochemistry 46, 12005-12013], the 1.5 A resolution crystal structure of green fluorescent protein (GFP) variant S65T/H148D is presented, an...
Ultrafast Excited-State Dynamics in the Green Fluorescent Protein Variant S65T/H148D.1.Mutagenesis and Structural Studies
Arabidopsis thaliana homogentisate phytyltransferase (HPT/VTE2) Lactuca sativa tocopherol tocopherol cyclase (TC/VTE1) vitamin e.
2016/5/24
Wild type green fluorescent protein (wt-GFP) and the variant S65T/H148D each exhibit two absorption bands, A and B, which are associated with the protonated and deprotonated chromophores, respectively...
Excited State Energy Transfer Pathways in Photosynthetic Reaction Centers.3.Ultrafast Emission from the Monomeric Bacteriochlorophylls
phase-transfer catalysis synthesis porphyrins metalloporphyrins aromatic aldehydes photocatalytic oxidation dynamics
2016/5/23
Ultrafast singlet excited state energy transfer occurs from the monomeric bacteriopheophytin (H) and bacteriochlorophyll (B) chromophores to the primary electron donor or special pair (P) in bacterial...
Ultrafast Measurements of Geminate Recombination of NO with Site-specific Mutants of Human Myoglobin
human myoglobin mutagenesis kinetics structure-function relationships picosecond timescale
2016/5/23
Flash photolysis studies of NO recombination to heme proteins offer a direct probe of protein structural changes on the tens of picoseconds timescale where they can be compared with molecular dynamics...
Characterization and Interactions of Ultrafast Surface Plasmon Pulses
Femtosecond pulse tracking Heterodyne detection Near-field scanning optical microscope Plasmonic nanostructures Spectral bandwidth Ultrafast Surface Plasmon
2014/11/20
Surface Plasmon Polaritons (SPPs) are considered to be attractive components for plasmonics and nanophotonic devices due to their sensitivity to interface changes, and their ability to guide and confi...
Ultrafast Dynamics Through Conical Intersections in 2,6-dimethylpyridine Studied with Time-resolved Photoelectron Imaging
2 6-dimethylpyridine Photoelectron imaging Conical intersection Internal conversion Time-resolved spectroscopy
2012/4/5
The ultrafast dynamics through conical intersections in 2,6-dimethylpyridine has been stud-ied by femtosecond time-resolved photoelectron imaging coupled with time-resolved mass spectroscopy. Upon abs...
Nondeterministic ultrafast ground-state cooling of a mechanical resonator
Nondeterministic ultrafast ground-state cooling mechanical resonator
2014/5/28
We present a feasible scheme for the cooling of a mechanical resonator via projective measurements on an auxiliary flux qubit which interacts with it. We find that ground-state cooling can be achieved...
Ultrafast photon-photon interaction in a strongly coupled quantum dot-cavity system
photon-photon interaction coupled quantum dot-cavity system two weak light beams Quantum Physics
2011/8/17
Abstract: We study dynamics of the interaction between two weak light beams mediated by a strongly coupled quantum dot-photonic crystal cavity system. First, we perform all optical switching of a weak...
Ultrafast Internal Conversion in Ethylene I. The Excited State Lifetime
Ultrafast Internal Conversion Photochemical reactions
2011/8/29
Using a combined theoretical and experimental approach, we investigate the non-adiabatic dynamics of the prototypical ethylene (C2H4) molecule upon π → π* excitation. In this first part of a two part ...
SPIDER on a chip: a phase sensitive ultrafast oscilloscope
Glass waveguides Integrated optics materials Nonlinear wave mixing
2015/5/22
We present a device for full waveform characterization, exploiting FWM in a CMOS compatible photonic chip, working with pulse energies as low as 10pJ and with sub-picosecond (<700fs) accuracy over a 1...
Anisotropic ultrafast electron dynamics induced by high-field terahertz pulses in n-doped InGaAs
Anisotropic ultrafast electron dynamics high-field terahertz pulses
2010/11/23
The anisotropic effective mass of electrons is directly measured using time-resolved THz-
pump/THz-probe techniques in a n-doped InGaAs semiconductor thin film. A microscopic theory
is used to attri...
Momentum-Resolved Ultrafast Electron Dynamics in Superconducting Bi2Sr2CaCu2O8+delta
Momentum-Resolved Ultrafast Electron Dynamics Bi2Sr2CaCu2O8+delta
2010/11/18
The non-equilibrium state of the high-Tc superconductor Bi2Sr2CaCu2O8+ and its ultrafast dynamics have been investigated by femtosecond time- and angle-resolved photoemission spectroscopy well below ...
Large-amplitude chirped coherent phonons in tellurium mediated by ultrafast photoexcited carrier diffusion
Large-amplitude chirped coherent phonons tellurium ultrafast photoexcited carrier diffusion
2010/11/17
We report femtosecond time-resolved reflectivity measurements of coherent phonons in tellurium
performed over a wide range of temperatures (3K to 296K) and pump laser intensities. A totally
symmetri...
Ultrafast dephasing of coherent optical phonons in atomically controlled GeTe/Sb$_{2}$Te$_{3}$ superlattices
Ultrafast dephasing of coherent optical phonons
2010/11/23
Femtosecond dynamics of coherent optical phonons in GeTe/Sb2Te3 superlattices (SLs), a new
class of semiconductor SLs with three different states, have been investigated by using a reflectiontype pum...
Ultrafast dephasing of coherent optical phonons in atomically controlled GeTe/Sb$_{2}$Te$_{3}$ superlattices
Ultrafast dephasing coherent optical phonons
2010/11/18
Femtosecond dynamics of coherent optical phonons in GeTe/Sb$_{2}$Te$_{3}$ superlattices (SLs), a new class of semiconductor SLs with three different states, have been investigated by using a reflecti...
