Freezing patterns visualized as video clips based on IDTA technique (Infrared Differential Thermal Analysis).


Hacker J, Neuner G (2007) Ice propagation in plants visualized at the tissue level by infrared differential thermal analysis (IDTA). Tree Physiology 27, 1661-1670.

Figure 2. Quercus robur (RT)Figure 3. Buxus sempervirens - last year's shoot (10x)Figure 3. Buxus sempervirens - this year's shoot (RT)Figure 5. Cinnamomum camphora (4x)Figure 7. Taxus baccata (2x)


Hacker J, Neuner G (2008) Ice propagation in dehardened alpine plant species studied by infrared differential thermal analysis (IDTA). Arctic, Antarctic, and Alpine Research 40, 660-670.

Figure 1. Senecio incanus (RT)Figure 2. Senecio incanus under snow (100x)Figure 2. Senecio incanus under snow (2.5x)Figure 3. Rhododendron ferrugineum instrinsic ice nucleation A-I (RT)Figure 3. Rhododendron ferrugineum extrinsic ice nucleation J-R (RT)Figure 4. Poa alpina A-D (RT)

Figure 4. Poa alpina E-J (RT)Figure 5. Juncus trifidus (RT)Figure 6. Juncus trifidus (RT)Figure 7. Silene acaulis (50x)


Hacker J, Spindelböck JP, Neuner G (2008) Mesophyll freezing and effects of freeze dehydration visualized by simultaneous measurement of IDTA and differential imaging chlorophyll fluorescence. Plant, Cell and Environment 31, 1725-1733.

Figure 2. Senecio incanus (RT)Figure 3. Rhododendron ferrugineum instrinsic ice nucleation (RT / 10x)Figure 5. Poa alpina (RT)


Hacker J, Ladinig U, Wagner J, Neuner G (2011) Inflorescences of alpine cushion plants freeze autonomously and may survive subzero temperatures due to supercooling. Plant Science 180(1): 149-156.

Figure 1. Saxifraga moschata (25x) Fig. 2 Silene acaulis fruit Fig. 2 Silene acaulis detaill A Fig. 2 Silene acaulis detail BFig. 3 Silene aucaulisFig. 4A. Saxifraga moschataFig. 4B. Saxifraga moschata

Fig. 4C. Saxifraga caesia Fig. 4D. Saxifraga caesia4 E-H Smoschata



 

Time scale: RT...real time, *x...factor of acceleration

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