future detectors: finesse · wls fibers in vertex detector (2.5m) 3 active liquid scintillator...
TRANSCRIPT
![Page 1: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/1.jpg)
Fut
ure
Det
ecto
rs: F
INeS
SE
� FIN
eSS
E p
hysi
cs in
the
''Sci
Bat
h'' d
etec
tor
� Det
ecto
r pr
otot
ype
and
sim
ulat
ion
� Con
stru
ctio
n an
d co
sts
� Oth
er a
pplic
atio
ns
Bon
nie
T. F
lem
ing
NuI
NT
200
4G
ran
Sas
so L
abor
ator
y
![Page 2: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/2.jpg)
Mot
ivat
ion
for
the
FIN
eSS
E ''
scib
ath'
' det
ecto
r:Lo
w e
nerg
y ne
utrin
o sc
atte
ring
phys
ics:
bel
ow D
IS
Lots
of p
hysi
cs to
do
at th
ese
low
ene
rgie
s
�
form
fact
or m
easu
rem
ents
�
cros
s se
ctio
n m
easu
rem
ents
�
shor
t bas
elin
e os
cilla
tion
phys
ics
mea
sure
men
t of s
mot
ivat
ed th
e F
INeS
SE
dete
ctor
des
ign
![Page 3: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/3.jpg)
Fun
dam
enta
l asp
ect o
f nuc
leon
str
uctu
re:
- W
hat c
arrie
s th
e nu
cleo
n sp
in!
vale
nce
quar
ks, s
ea q
uark
s, g
luon
s?-
Can
we
desc
ribe
the
prot
on in
term
s of
a fu
ndam
enta
l the
ory?
The
se a
re s
till o
pen
ques
tions
!
�q
q'q
q
quas
i-ela
stic
C
C s
catte
ring
q=up
and
dow
n qu
arks
onl
y
Neu
tral
cur
rent
sc
atte
ring
q=an
y qu
ark
in th
e nu
cleo
n s
tran
ge q
uark
s
WZ
valu
es o
fs
dete
rmin
ed fr
om c
harg
ed le
pton
ex
perim
ents
var
y ev
en in
sig
n! N
ot w
ell u
nder
stoo
d m
easu
rem
ent!.
Low
Q2 :
Mea
sure
G AS
(Q2 =
0)=
ss=
spin
car
ried
by th
e s
and
s se
a
s is
impo
rtan
t for
cer
tain
dar
k m
atte
r se
arch
esw
here
the
neut
ralin
o-nu
cleu
s cr
oss
sect
ion
depe
nds
on q
uark
spi
ns.
![Page 4: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/4.jpg)
Dif
ficu
lt to
mea
sure
p
p w
ith
larg
e fl
ux u
ncer
tain
ties
:m
easu
re th
e ra
tio
p
p/n
p
Neu
trin
o-nu
cleo
n el
astic
sca
tterin
g
- N
ucle
on N
eutr
al W
eak
Cur
rent
, J
, de
pend
s m
ost
stro
ngly
on
GA
(ax
ial)
form
fact
or...
(som
ewha
t on F
1,F 2
)
- G
A (Q
2 ) =
-
zg A(Q
2 ) +
GA
s (Q2 )
-
g A k
now
n (n
ucle
ar d
ecay
)
-
GA
s (Q
2 =0)
=
s
Z
p
p
NC
cr
oss
sect
ion
at lo
w Q2
Rat
io o
f NC
ela
stic
sca
tterin
g to
CC
qua
si-e
last
ic s
catte
ring:
R(N
C/C
C)=
p, N
C)/
p, C
C)
To
mea
sure
s w
ith e
rror
0.
04,
need
R(N
C/C
C)
to ~
5% d
own
to Q2 =
0.2
GeV
2
![Page 5: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/5.jpg)
the
right
Q2 :
Do
this
at Q
2 > 0
.2 G
eV2 ...
- m
inim
ize
nucl
ear
co
rrec
tions
(C
arbo
n)-
prot
on d
etec
tion
(T p = Q
2 /2m
p)
and
Q2 <
0.5
GeV
2 ...-
min
imiz
e w
orrie
s ab
out
Q2
evol
utio
n
-
eve
nt r
ates
hig
her
as w
ell
not t
oo lo
w...
..no
t too
hig
h....
high
inte
nsity
neu
trin
o be
am b
elow
DIS
turn
on
a de
tect
or th
at c
an r
econ
stru
ct:
�
p e
last
ic e
vent
s (s
hort
dis
tanc
e sc
ales
)
�
CC
QE
(lo
ng d
ista
nce
scal
es)
at th
ese
ener
gies
and
Q2 s
![Page 6: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/6.jpg)
- 50
0m fr
om
targ
et:
M
iniB
ooN
E...
- 10
0m fr
om
targ
et:
op
en s
pace
...
ava
ilabl
e fo
r F
INeS
SE
One
opt
ion:
ne
ar lo
catio
n on
Boo
ster
Neu
trin
o B
eam
line
at F
NA
L
exist
ing
Oth
er p
lace
s to
do
this
phy
sics
:
�
near
det
ecto
r at
JP
AR
C?
�
neut
rino
beam
usi
ng 3
GeV
BN
L B
oost
er?
![Page 7: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/7.jpg)
Boo
ster
100m
fl
ux
w/ 2
5m a
bsor
ber
Neu
trin
o F
lux
Boo
ster
flux
at 1
00m
:-
9.55
10
-9
�/PO
T/c
m2
- M
ean
E
� = 7
00M
eV
- R
equi
re 6
10
20 P
OT
tota
lat
the
100m
loca
tion
Exc
elle
nt
ener
gy d
istr
ibut
ion
for
the
s m
easu
rem
ent
- E
is h
igh
enou
gh...
-
larg
e el
astic
cro
ss s
ectio
n-
nucl
ear
phys
ics
unce
rtai
ntie
s sm
all
- an
d lo
w e
noug
h th
at b
ackg
roun
ds (
e.g.
pio
n pr
od.,
DIS
) sm
all
- lit
tle to
no
high
-ene
rgy
"tai
l"
- Lo
w D
uty
Fac
tor
also
=>
ver
y sm
all c
osm
ic b
ackg
roun
d
![Page 8: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/8.jpg)
FIN
eSS
E: E
vent
Rat
es
Eve
nt R
ates
w
ith a
9 to
n(f
iduc
ial)
dete
ctor
, 6E
20 P
OT
@ 1
00m
on
Boo
ster
beam
ilne
~14
7k C
CQ
E ~
59k
NC
EL
sign
al
chan
nels
ar
e ~
60
% o
f tot
al
![Page 9: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/9.jpg)
GE
AN
T-g
ener
ated
eve
nts
in s
cint
illat
or:
Q2 =
0.2
GeV
2 , E
� = 8
00M
eV
Tp~
100
MeV
, T
�~60
0 M
eV
pp
CC
NC
Mea
sure
men
t req
uire
men
ts:
-pro
ton
ener
gy
mea
sure
men
t d
own
to T p~
100M
eV
(R~
10cm
)
- pa
rtic
le ID
for
NC
/CC
/bac
kgro
und
sep
arat
ion
-ran
ge o
ut u
p to
1 G
eV m
uons
To
mea
sure
s
with
err
or
0.0
4, n
eed
R(N
C/C
C)
to ~
5% d
own
to Q
2 =0.
2 G
eV2
![Page 10: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/10.jpg)
The
Muo
n R
ange
stac
k...
- to
trac
k an
d m
easu
re th
e en
ergy
of m
uons
The
Ver
tex
Det
ecto
r...
- to
pre
cise
ly tr
ack
low
-ene
rgy
prot
ons
Bar
tosz
ek E
ngin
eerin
g
Tw
o pa
rt d
etec
tor
neut
rinos
![Page 11: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/11.jpg)
WLS
fibe
rs in
ver
tex
dete
ctor
(2.5
m)3
act
ive
liqui
d sc
intil
lato
r vo
lum
e-
1920
0 (8
0x80
x3)
1.5
mm
WLS
fibe
rs
on
3cm
spa
cing
with
3 o
rient
atio
ns
Ver
tex
Det
ecto
r si
de v
iew
:
liqui
d sc
intil
lato
r
WLS
fibe
r ar
ray
PM
Ts
+ o
n-bo
ard
elec
tron
ics
veto
reg
ion
Ver
tex
Det
ecto
r: a
larg
e, lo
w-t
hres
hold
, 3D
, tra
ckin
g de
tect
or
![Page 12: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/12.jpg)
Con
side
red
a fe
w d
iffer
ent d
etec
tor
tech
nolo
gies
for
FIN
eSE
.....
Sci
ntill
ator
sta
ck
Sci
ntill
ator
bat
h
� optic
ally
isol
ated
sci
ntill
ator
bar
s w
ith w
ave
leng
th s
hifti
ng fi
bers
in e
ach
bar
� exis
ting
tech
nolo
gy -
- K
2K S
ciba
r de
tect
or
--
MIN
Os/
MIN
ER
vA
dete
ctor
s
� not o
ptic
ally
isol
ated
� info
rmat
ion
in 3
D
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Lose
even
ts a
t hi
gh a
ngle
s/lo
w K
Ein
sci
ntill
ator
bar
type
det
ecto
rco
mpa
red
to
Sci
bath
Sci
bath
Pla
stic
sci
ntill
ator
st
ack
![Page 14: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/14.jpg)
Rea
dout
with
Ham
mam
atsu
MA
PM
Ts
and
on b
oard
ele
ctro
nics
- si
mila
r sc
hem
e to
that
em
ploy
ed f
or S
TA
R e
ndca
p ca
lorim
eter
ST
AR
PM
T w
/fron
t-en
d el
ectr
onic
s
![Page 15: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/15.jpg)
FIN
eSS
E D
etec
tor
Sim
ulat
ion
and
Rec
onst
ruct
ion
Ver
tex
Det
ecto
r
Muo
n R
ange
stac
k
GE
AN
T s
imul
ated
geo
met
ry
The
FIN
eSS
E d
etec
tor
has
been
si
mul
ated
usi
ng:
- N
UA
NC
E fo
r th
e ev
ent g
ener
atio
n-
GE
AN
T fo
r th
e de
tect
or s
imul
atio
n-
A H
ough
-tra
nsfo
rm-b
ased
r
econ
stru
ctio
n pa
ckag
e
![Page 16: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/16.jpg)
FIN
eSS
E D
etec
tor
Sim
ulat
ion
and
Rec
onst
ruct
ion.
..
- E
~15
MeV
- ~
6
prot
ons
muo
ns
ener
gy
angl
e
ener
gy
angl
e
Sim
ulat
ion
and
reco
nstr
uctio
n of
50
-500
MeV
pro
tons
and
muo
ns:
![Page 17: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/17.jpg)
FIN
eSS
E D
etec
tor
Sim
ulat
ion
and
Rec
onst
ruct
ion.
..
CC
QE
ev
ent
NC
p ev
ent
sim
ulat
ed h
its a
nd r
econ
stru
cted
trac
ks in
the
Ver
tex
Det
ecto
r
gene
rate
d
reco
nstr
ucte
d
XZ
YZ
YZ
XZ
fi
ber
hits
,(s
ize
� #
col
lect
ed)
![Page 18: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/18.jpg)
Sim
ulat
ion
of R
(NC
/CC
) m
easu
rem
ent
NC
p an
d C
CQ
E
cuts
for
R(N
C/C
C)
mea
sure
men
t:
Res
ultin
gN
Cp
and
CC
QE
ef
ficie
ncie
sfr
om a
215
k ev
ent
sam
ple:
>>
![Page 19: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/19.jpg)
Sim
ulat
ion
of R
(NC
/CC
) m
easu
rem
ent..
.
NC
p ev
ents
: C
CQ
E e
vent
s:
effic
ienc
yef
ficie
ncy
Q2
reso
lutio
nQ
2 re
solu
tion
= 0
.053
GeV
2 =
0.0
79 G
eV2
![Page 20: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/20.jpg)
test
ed a
t the
Indi
ana
Uni
vers
ity
Cyc
lotr
on F
acili
ty in
sum
mer
200
3us
ing
low
inte
nsity
, 200
MeV
pro
tons
� 6x6
mm
2 bea
m p
rofil
e
� bea
m s
cann
ed v
ertic
ally
, ho
rizon
tally
, and
at a
ngle
to p
roto
type
30cm
Pro
toty
pe ''
Sci
bath
'' de
tect
or b
uilt
to te
st te
chno
logy
:
� 30cm
x 1
6 cm
x 1
6 cm
box
� fille
d w
ith s
cint
illat
or o
il
� 6x5
arra
y of
1.5
mm
mul
ti-cl
ad W
LS fi
ber
� read
out v
ia 1
6 an
ode
MA
PM
T
IUC
F 2
00 M
eV p
roto
nbe
am
![Page 21: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/21.jpg)
Tes
t res
ults
:
posi
tion:
15
mm
FW
HM
Ang
le:
15
FW
HM
light
see
nfr
om n
ear
prot
ontr
acks
: 17
2 P
Es
![Page 22: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/22.jpg)
m2 (eV
2)
sin2 2
FIN
eSS
E +
mB
ooN
E
n- p
even
t effi
cien
cy a
nd r
esol
utio
n(f
rom
NU
AN
CE
v3
sam
ple
of 1
00K
eve
nts)
146K
eve
nts
x 86
% a
ccep
tanc
eth
en x
85%
effi
cien
cy10
7K e
vent
s
CC
QE
NC
CC
NC
Coh
.42
0169
6819
68
1118
450
3555
711
5921
716
385
0.1
5919
36
raw
eve
nts
afte
r cu
tsef
ficie
ncy
(%)
Cut
s re
quire
:
� reco
nstr
uctio
n
� long
trac
ks� lo
w la
te li
ght
Sho
rt B
asel
ine
osci
llatio
n ph
ysic
s
![Page 23: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/23.jpg)
Cro
ss s
ectio
n m
easu
rem
ents
:0 p
rodu
ctio
n: do
min
ant b
ackg
roun
d in
e
osci
llatio
n se
arch
es
n- p
0 : e
xist
ing
data
at
low
ene
rgy
on
ligh
t tar
gets
very
littl
e N
C
sing
le p
ion
prod
uctio
n da
ta
in
FIN
eSS
E
p p
0
in
FIN
eSS
E
![Page 24: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/24.jpg)
Det
ecto
r co
sts:
Ver
tex
Det
ecto
r:36
tons
Sci
ntill
ator
oil
$185
Kta
nk a
nd fi
ber
grid
$209
KW
LS fi
ber
$119
K19
968
chan
nels
$434
K31
2 M
AP
MT
s $3
98K
Muo
n R
ange
stac
k:S
cint
illat
or a
nd fi
ber
$36K
34 M
AP
MT
s$4
3K21
76 c
hann
els
$45K
Iron
pla
nes
$327
K
Com
putin
g &
Inst
alla
tion
$254
K
Tot
al: 2
.8 M
illio
n (in
clud
ing
cont
inge
ncy)
![Page 25: Future Detectors: FINeSSE · WLS fibers in vertex detector (2.5m) 3 active liquid scintillator volume - 19200 (80x80x3) 1.5 mm WLS fibers on 3cm spacing with 3 orientations Vertex](https://reader034.vdocuments.us/reader034/viewer/2022051912/6002b65324170c04302baf6e/html5/thumbnails/25.jpg)
Sci
bath
det
ecto
r de
sign
ed to
mea
sure
p el
astic
sca
tterin
g at
low
Q2
sim
ple,
low
cos
t det
ecto
r
Pre
sent
ly c
onsi
derin
g/te
stin
g w
ith d
iffer
ent t
arge
ts
�
scin
tilla
tor
oils
�
deut
erat
ed s
cint
illat
or
�
wat
er