I s s u e s w i t h L D M i n T D R A n i m e - - PowerPoint PPT Presentation

SLIDE 1

I s s u e s w i t h L D M i n T D R

A n i m e s h C h a t t e r j e e

A p r i l 3 , 2 1 9

SLIDE 2

P r

• d

u c t i

• n

c h a n n e l

• D

a r k m a t t e r p r

• d

u c t i

• n

c h a n n e l i n T D R c

• n

s i d e r e d a s Q C D ( D r e l l

• Y

a n ) p r

• c

e s s

• π

/ η d e c a y i n fm i g h t

• r

e l e v a n t f

• r

l

• w

d a r k p h

• t
• n
• B

r e m s s t r a h l u n g , w i t h r e s

• n

a n t v e c t

• r

m e s

• n

m i x i n g

• r

e l e v a n t f

• r

i n t e r m e d i a t e d a r k p h

• t
• n
• D

i r e c t p r

• d

u c t i

• n

f r

• m

q u a r k a n d g l u

• n

c

• n

s t i t u e n t s

• r

e l e v a n t f

• r

h i g h e r d a r k p h

• t
• n
• A

s M a d g r a p h d

• e

s n

• t

h a v e m e s

• n

d e c a y

• r

B r e m s s t r a h l u n g w i t h i n t h e m

• d

e l ,

• u

r a n a l y s i s c

• n

s i d e r e d D r e l l

• Y

a n p r

• c

e s s , w e h a v e n

• t

g

• n

e t

• v

e r y l

• w

m a s s r a n g e ( b e l

• w

5 M e V )

SLIDE 3

S u m m a r y 1 S u m m a r y 1

• W

e h a v e c l e a r l y e x p l a i n e d t h e m

• d

e l w e w i t h i n T D R

• A

s t h e r e i s n

• a

v a i l a b l e M C g e n e r a t

• r

t h a t c a n g e n e r a t e m e s

• n

d e c a y

• r

B r e m s s t r a h l u n g , w e h a v e u s e d M a d g r a p h , w h i c h i s a v e r y k n

• w

n a n d r e l i a b l e s

• f

t w a r e

• T

h e r e s u l t w e h a v e s h

• w

n m i g h t n

• t

b e c

• m

p e t i t i v e a t t h e v e r y l

• w

m a s s r a n g e b u t w i l l p r

• v

i d e i d e a a b

• u

t t h e D U N E s e n s i t i v i t y f r

• m

m a s s r a n g e 1 5 M e V

SLIDE 4

S u m m a r y 2 S u m m a r y 2

1504.04855.pdf

• O

u r a n a l y s i s i n c l u d e d a r k m a t t e r m a s s r a n g e f r

• m

5 M e V t

• 3

G e V , w i t h t h e a s s u m p t i

• n

d a r k p h

• t
• n

m a s s = 3 t i m e d a r k m a t t e r m a s s

• I

t s e e m s f r

• m

S h i p a n a l y s i s t h a t Q C D p r

• d

u c t i

• n

f r

• m

1 5 M e V m a s s r a n g e i s n

• t

w r

• n

g , b u t f

• r

l

• w

e r m a s s r e g i

• n
• n

e s h

• u

l d i n c l u d e

• t

h e r c h a n n e l s .