Time-resolved multidistance near-infrared spectroscopy of the adult head: intracerebral and extracerebral absorption changes from moments of distribution of times of …

A Liebert, H Wabnitz, J Steinbrink, H Obrig, M Möller… - Applied …, 2004 - opg.optica.org
… variance V(r) of distributions of times of flights of photons measured at several source-detector
separations r to deduce changes Δμ a,j in the absorption coefficient of various layers. For …

Determination of absorption changes from moments of distributions of times of flight of photons: optimization of measurement conditions for a two-layered tissue model

A Liebert, H Wabnitz, C Elster - Journal of Biomedical Optics, 2012 - spiedigitallibrary.org
… -resolved profiles of absorption changes can be derived from multi-distance time-resolved …
: integral, mean time of flight and variance. The changes in the absorption coefficient of the …

Determining changes in NIR absorption using a layered model of the human head

J Steinbrink, H Wabnitz, H Obrig… - Physics in Medicine …, 2001 - iopscience.iop.org
absorption changes in different compartments of a layered structure from distributions of times
… the influence of absorption changes in different layers on the time-resolved reflectance. In …

[HTML][HTML] A model of acoustic absorption in fluids based on a continuous distribution of relaxation times

G Vilensky, G ter Haar, N Saffari - Wave Motion, 2012 - Elsevier
… relaxation theory of sound absorption in liquids to the case of continuous distribution of
relaxation times. Such extension is needed when absorption mechanisms are not confined to the …

Time-resolved fluorescence and absorption spectroscopy of photosystem I

G Hastings, FAM Kleinherenbrink, S Lin… - Biochemistry, 1994 - ACS Publications
… both time-resolved fluorescence and absorption spectroscopies … We show that the initially
excited distribution of chlorins … from this spectrally equilibrated distribution of chlorins. From the …

Classical model of femtosecond time‐resolved absorption spectra of dissociating molecules

RE Walkup, JA Misewich, JH Glownia… - The Journal of chemical …, 1991 - pubs.aip.org
distribution ofinternuclear separations R for molecules in state 11) at the delay time td' The
frequency-integrated absorption … over the distribution of internuclear separations at the time of …

Fluctuations in absorption spectra and final product state distributions following photodissociation processes

M von Dirke, B Heumann, K Kühl, T Schröder… - The Journal of …, 1994 - pubs.aip.org
… its B state in the time-dependent picture by solving the time-dependent … distributions change
from constant distributions as predicted by statistical theories at low energies to distributions

Energy distributions in multiple photon absorption experiments

K Mehlig, K Hansen, M Hedén, A Lassesson… - The Journal of …, 2004 - pubs.aip.org
… coupling time,8 the absorbed energy can be assumed to be equally distributed among the
… The situation is described by a distribution of internal energies rather than a specific value, …

Distribution of light excitation in an intact leaf between the two photosystems of photosynthesis. Changes in absorption cross-sections following state 1-state 2 …

O Canaani, S Malkin - Biochimica et Biophysica Acta (BBA)-Bioenergetics, 1984 - Elsevier
… Such state 1-state 2 transition cycles could be repeated several times. In the analysis of
Fig. … In this work, it is demonstrated that changes in absorption cross-sections of each of the …

In vivo absorption and scattering spectroscopy of biological tissues

P Taroni, A Pifferi, A Torricelli, D Comelli… - Photochemical & …, 2003 - pubs.rsc.org
time distribution before best fitting to the experimental data, and this allows for laser broadening
and time drift… by time domain techniques possible, as described in the following sections. …