Table 3: In this Table we have Presented Theoretical (Theo.), Experimental (Exp.) and Calculated Values of Cohesive Energy (Ecoh
in kcal/mol.) and Isothermal Bulk Modulus (B in GPa) for Alkali Halides and Alkaline Earth Chalcogenides, Group IV
and II-VI Semiconductors
Solids |
ħωp[21]
|
Ecoh.theo.
|
Ecoh.exp.
|
Ecoh.This
work
|
B theo.
|
B exp.
|
B This work
|
MgO |
24.27 |
1002a
|
932a,b
|
984 |
162g
|
165e
|
166 |
CaO |
19.61 |
871a
|
839a,b
|
874 |
114c
|
111g
|
108 |
SrO |
17.35 |
811a
|
796a,b
|
816 |
88c
|
89g
|
85 |
BaO |
15.73 |
756a
|
786a,b
|
772 |
61c
|
75f, 74g
|
70 |
MgS |
18.28 |
816a
|
896a
|
840 |
|
|
94 |
CaS |
15.16 |
715a
|
764a
|
756 |
|
|
65 |
SrS |
14.32 |
652a
|
720a
|
733 |
|
|
58 |
BaS |
12.90 |
632a
|
679a
|
691 |
|
|
47 |
MgSe |
16.45 |
726a
|
780a
|
792 |
|
|
76 |
CaSe |
14.11 |
664a
|
726a
|
727 |
|
|
56 |
SrSe |
13.21 |
625a
|
693a
|
700 |
|
|
49 |
BaSe |
12.32q
|
589a
|
660a
|
673 |
40i
|
|
43 |
CaTe |
13.89 |
616a
|
679a
|
720 |
|
|
54 |
SrTe |
12.20 |
587a
|
667a
|
670 |
|
|
42 |
BaTe |
11.33q
|
553a
|
629a
|
643 |
34i
|
|
36 |
LiF |
25.96 |
266a
|
247a
|
247 |
63j
|
|
67 |
LiCl |
17.99 |
205a
|
203a
|
201 |
33j
|
32d
|
32 |
LiBr |
16.27 |
191a
|
194a
|
190 |
24h
|
|
27 |
LiI |
13.25 |
172a
|
180a
|
170 |
17h
|
|
18 |
NaF |
20.11 |
233a
|
220a
|
214 |
47h
|
|
40 |
NaCl |
15.68 |
189a
|
187a
|
186 |
25i
|
|
25 |
NaBr |
14.37 |
180a
|
179a
|
177 |
21i
|
20d
|
21 |
NaI |
12.79 |
162a
|
167a
|
166 |
16i
|
|
16 |
KF |
16.83 |
204a
|
194a
|
194 |
30h
|
|
28 |
KCl |
13.29 |
172a
|
170a
|
170 |
17h
|
|
18 |
KBr |
12.38 |
165a
|
163a
|
163 |
15h
|
|
15 |
KI |
11.17 |
152a
|
154a
|
154 |
12h
|
|
13 |
RbF |
15.03 |
200a
|
186a
|
182 |
27h
|
|
23 |
RbCl |
12.40 |
166a
|
164a
|
163 |
16h
|
|
15 |
RbBr |
11.59 |
157a
|
157a
|
157 |
14i
|
|
13 |
RbI |
10.53 |
149a
|
149a
|
149 |
11i
|
|
11 |
C |
31.2k
|
320k
|
|
324 |
435n
|
443m
|
443 |
Si |
16.6k
|
197k
|
|
174 |
98n
|
98m
|
98 |
Ge |
15.6k
|
161k
|
|
163 |
76n
|
77n
|
84 |
Sn |
12.7k
|
128k
|
|
133 |
51m
|
53m
|
51 |
ZnS |
16.68*
|
151t
|
147t
|
126 |
90n
|
77n
|
77 |
ZnSe |
15.78*
|
124t
|
125t
|
119 |
75n
|
62n
|
69 |
ZnTe |
13.80*
|
109t
|
106t
|
104 |
59n
|
51p
|
52 |
CdS |
14.87*
|
135t
|
132t
|
112 |
69n
|
62n
|
61 |
CdSe |
14.00q
|
110t
|
114t
|
106 |
60n
|
53n
|
54 |
CdTe |
13.09*
|
95t
|
96t
|
99 |
47n
|
45p
|
47 |
HgS |
14.85*
|
|
|
112 |
|
|
61 |
HgSe |
12.98*
|
|
|
98 |
|
|
46 |
HgTe |
12.50q
|
|
|
95 |
|
|
43 |