scholarly journals 3D Monte Carlo radiation transfer modelling of photodynamic therapy

Author(s):  
C. Louise Campbell ◽  
Craig Christison ◽  
C. Tom A. Brown ◽  
Kenneth Wood ◽  
Ronan M. Valentine ◽  
...  
Forests ◽  
2020 ◽  
Vol 11 (8) ◽  
pp. 869
Author(s):  
Helge Simon ◽  
Tim Sinsel ◽  
Michael Bruse

While complex urban morphologies including different materials, wall structures, etc., are rather adequately represented in microclimate models, replication of actual plant geometry is—so far—rather crudely handled. However, plant geometry greatly differs within species and locations while strongly determining a plant’s microclimate performance. To improve the plants representation in numerical models, a new method to describe plant skeletons using the so-called Lindenmayer-System has been implemented in the microclimate model ENVI-met. The new model allows describing much more realistic plants including the position and alignment of leaf clusters, a hierarchical description of the branching system and the calculation of the plant’s biomechanics. Additionally, a new canopy radiation transfer module is introduced that allows not only the simulation of diffuse radiation extinction but also secondary sources of diffuse radiation due to scattering of direct radiation within plant canopies. Intercomparisons between model runs with and without the advancements showed large differences for various plant parameters due to the introduction of the Lindenmayer-System and the advanced radiation scheme. The combination of the two developments represents a sophisticated approach to accurately digitize plants, model radiative transfer in crown canopies, and thus achieve more realistic microclimate results.


2015 ◽  
Vol 6 (12) ◽  
pp. 4859 ◽  
Author(s):  
Yuming Liu ◽  
Steven L. Jacques ◽  
Mehdi Azimipour ◽  
Jeremy D. Rogers ◽  
Ramin Pashaie ◽  
...  

2009 ◽  
Vol 85 (1) ◽  
pp. 341-346 ◽  
Author(s):  
Linda R. Jones ◽  
Norris W. Preyer ◽  
Herbert C. Wolfsen ◽  
Daryl M. Reynolds ◽  
Monica A. Davis ◽  
...  

2008 ◽  
Vol 7 (3) ◽  
pp. 201-204 ◽  
Author(s):  
M. Aldegunde ◽  
A. J. García-Loureiro ◽  
A. Martinez ◽  
K. Kalna

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