09.03.2013 Views

Download (4Mb) - Etheses - Saurashtra University

Download (4Mb) - Etheses - Saurashtra University

Download (4Mb) - Etheses - Saurashtra University

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

Chapter VIII Micro-hardness studies…<br />

Crack length (in mm )<br />

Figure : 8.10a: Plot of crack length Vs load for pure and L-histidine doped KDP<br />

crystals.<br />

Crack length (in mm )<br />

0.08<br />

0.07<br />

0.06<br />

0.05<br />

0.04<br />

0.03<br />

0.02<br />

0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0<br />

Figure: 8.10b Plot of crack length vs load for pure and L-threonine doped KDP crystals.<br />

Crack length (in mm )<br />

0.08<br />

0.07<br />

0.06<br />

0.05<br />

0.04<br />

0.03<br />

0.02<br />

0.07<br />

0.06<br />

0.05<br />

0.04<br />

0.03<br />

0.02<br />

Pure KDP<br />

KDP + o.3 wt.% L-histidine<br />

KDP + o.4 wt.% L-histidine<br />

KDP + o.5 wt.% L-histidine<br />

Load P (in N )<br />

Pure KDP<br />

KDP + 0.3 wt.% L-threonine<br />

KDP + 0.4 wt.% L-threonine<br />

KDP + 0.5 wt.% L-threonine<br />

0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0<br />

Load P (in N )<br />

Pure KDP<br />

KDP + 0.3 wt.% DL-methionine<br />

KDP + 0.4 wt.% DL-methionine<br />

KDP + 0.5 wt.% DL-methionine<br />

0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0<br />

Load P (in N )<br />

Figure: 8.10c Plot of crack length vs load for pure and DL-methionine doped KDP<br />

crystals.<br />

321

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!