Results 91 to 100 of about 1,706,590 (302)

Transient absorption spectroscopy

open access: yes, 2021
Die optischen Eigenschaften von organischen Farbstoffen und optisch aktiven anorganischen Molekülen werden durch ihre chemische Struktur, ihrer chemischer Umgebung, und durch das Verhalten ihrer angeregten Zustände bestimmt. Die klassischen Methoden zur Untersuchung dieser Eigenschaften sind die Absorptions- und Lumineszenzspektroskopie.
openaire   +1 more source

A nationwide student survey on biochemistry learning resources in Italy

open access: yesFEBS Open Bio, EarlyView.
We conducted a survey among Italian university students to investigate their preferred study materials for biochemistry. We then analyzed the collected data to identify these materials. This information may be valuable to the Biochemistry educational community. The graphical abstract was created with Claude (Opus 5.5; Anthropic, 2026).
Anna Marabotti   +4 more
wiley   +1 more source

Transient absorption in inorganic systems

open access: yes, 2022
ransient absorption spectroscopy is one the most popular methods to study photochemistry and photophysics. This technique allows observation of the dynamics in the electronic excited states after photoexcitation over a wide range of timescales, from the femtosecond to the millisecond timescales.
Ha-Thi, Minh-Huong   +3 more
openaire   +2 more sources

Effect of reabsorption of fluorescence on transient absorption measurements

open access: yesSpectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, 2019
Elimination of fluorescence reabsorption effects is necessary to obtain reliable kinetic data in fluorescence spectroscopy. This effect must also be considered in transient absorption spectroscopy. We devised two methods to achieve this goal. The first was use of a thin optical cell (
Yuuya Shibasaki   +3 more
openaire   +3 more sources

Quantitative Transient Absorption Measurements of Polaron Yield and Absorption Coefficient in Neat Conjugated Polymers

open access: yes, 2015
Transient absorption methods are crucial for probing photogenerated polaron dynamics in conjugated polymers but are usually limited to qualitative studies because the polaron absorption coefficient is unknown.
Obadiah G. Reid (1298238)   +1 more
core   +1 more source

Nonadiabatic effects in attosecond transient absorption spectroscopy

open access: yes, 2021
We study effects of nonadiabatic couplings in a model of a diatomic molecule in the context of attosecond transient absorption spectroscopy. By using a model system consisting of four diabatic electronic states and with a variable strength of the ...
Lars Bojer Madsen (14384379)   +1 more
core   +1 more source

Attosecond transient absorption spectroscopy without inversion symmetry [PDF]

open access: yes, 2020
Transient absorption is a very powerful observable in attosecond experiments on atoms, molecules and solids and is frequently used in experiments employing phase-locked few-cycle infrared and XUV laser pulses derived from high harmonic generation.
Mikosch, J.   +4 more
core   +1 more source

Employment Trajectories of Patients With Systemic Lupus Erythematosus and Factors Driving Transitions Between States

open access: yesArthritis Care &Research, EarlyView.
Objective Systemic lupus erythematosus (SLE) significantly impacts employment capacity. This study aimed to investigate the impact of burden of disease activity, damage, and treatment on employment outcomes and transitions in patients with SLE. Methods Using data from a single center, we analyzed employment transitions, adjusted mean disease activity ...
Javier Mencia‐Ledo   +4 more
wiley   +1 more source

Photobinding to DNA and Ultrafast Transient Absorption Studies of a Rh(III)-BODIPY Complex

open access: yes, 2022
This study investigates the photochemical mechanisms of Rh(III)-BODIPY complex using ultrafast transient ...
Skelton, Eli
core   +1 more source

Characterization of Defect Distribution in an Additively Manufactured AlSi10Mg as a Function of Processing Parameters and Correlations with Extreme Value Statistics

open access: yesAdvanced Engineering Materials, EarlyView.
Predicting extreme defects in additive manufacturing remains a key challenge limiting its structural reliability. This study proposes a statistical framework that integrates Extreme Value Theory with advanced process indicators to explore defect–process relationships and improve the estimation of critical defect sizes. The approach provides a basis for
Muhammad Muteeb Butt   +8 more
wiley   +1 more source

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