1 . I n t r o d u c t i o n R e c e n t p r o g r e s s i n t h e s t u d y o f b o t h a b s o r p t i v e a n d d i s p e r s i v e b i s t a b i l i t y i n l a s e r d i o d e s (LDs) i s r e v i e w e d / I / . T h e m o s t d i s t i n c t i v e f e a t u r e o f b i s t a b l e LDs i s t h a t t h e y h a v e o p t i c a l g a i n . O p t i c a l g a i n r e s u l t s i n a d v a n t a g...

cell-mediated immune (cmi) s t a t us and sub- popul at i ons o f pe r ipheral b l ood lymphocytes were investigated in one hundre d volunt a ry blood donors who were car r ier s of ag • he s a signi f i c ant decr e ase of t otal t-cells observed in hb ag carri e rs as compared t o normal controls. the percens t age o f active t-cells a nd b-lymphocytes did not d i f f e r signi f icant ly bet...

the main problem of ptolemaic model of the superior planets was related to the “equant point”. it is a geometrical point with respect to which the motion of the deferent sphere is uniform. but it cannot be acceptable on the basis of aristotle's philosophy on the motions of celestial spheres. astronomers of maragha school devised some new models to avoid this problem, while they were in acc...

t i o n ) 4 7 : V a r i a b l e d i r e c t l y a f t e r \ i s b o u n d , a n y o c c u r r e n c e a f t e r i s b o u n d t o \ , e l s e f r e e 4 8 : e t a r e d u c t i o n : \ x . f ( x ) > f w h e r e f ( x ) i s a f u n c t i o n 4 9 : R e d u c i n g : r e n a m i n g a n d s u b s t i t u t i n g u n t i l i t i s p u t i n t o n o r m a l f o r m . 5 0 : E x t e n s i o n : s e t o...

G r e a t B r i t a i n ' s d e t e r i o r a t i n g p o s i t i o n in t h e M i d d l e E a s t h a s b e e n s p o t l i g h t e d o n c e a g a i n . T h i s t i m e i t c o n c e r n s t h e d i s m i s s a l of L t . G e n e r a l J o h n B a g o t G l u b b a s h e a d of J o r d a n ' s A r a b Leg ion . T h e loss of p r e s t i g e in J o r d a n r e e m p h a s i z e s t h e v a l u...

s c h r i f t e n i n e i n e r D a t e n b a n k e r f a ß t u n d s o w e i t m ö g l i c h a u t o m a t i s c h e r s c h l o s s e n . G e k a u f t e e l e k t r o n i s c h e Z e i t s c h r i f t e n s i n d n u r i n s o w e i t e n t h a l t e n , a l s s i e m i t d e n P a p i e r a u s g a b e n b e r e i t s e i n g e k a u f t s i n d . F ü r d i e E r s c h l i e ß u n g e i n g...

1 I n t r o d u c t i o n E x p e r i m e n t s e m p l o y i n g o r i e n t a t i o n c o n t r o l l e d b i c r y s t a l s h a v e r e v e a l e d d e f o r m a t i o n a n d f r a c t u r e b e h a v i o r o f m a t e r i a l s w i t h s i n g l e b o u n d a r i e s a n d i t s r e l a t i o n t o t h e b o u n d a r y s t r u c t u r e / l 3 / . H o w e v e r , e f f e c t s o f b o u n...

1 . a . F a l s e . T y p e 1 d i a b e t e s i s c a u s e d b y a u t o i m m u n e d e s t r u c t i o n o f t h e i n s u l i n s e c r e t i n g c e l l s i n t h e p a n c r e a s a n d c a n n o t b e p r e v e n t e d . b . t r u e . c . t r u e . d . F a l s e . T h e r e i s n o e v i d e n c e t h a t a n y d r u g i s s u p e r i o r t o a n y ...

having briefly been reviewed the historical process of changing the formulae for determining the times of islamic prayers, two newly found formulae and a new rule for establishing the times of prayers would be discussed. these matters have been exploited from four texts, still preserved as manuscript: (1) siyyid ¾?y? al-d?n sh?shtar?’s ¼ad b?b dar macrifa al-a½??rl?b, (2) b?r?n?’s ’ist?c?b f? c...