of 3
Supplementary Materials for
Shock Synthesis of
Decagonal Quasicrystals
J.
Oppenheim
1
,
C.
Ma
1
,
J.
Hu
1
,
L.
Bindi
2,3
,
P. J.
Steinhardt
4,5
, and
P. D.
Asimow
1
*
1
Division of Geological and Planetary Sciences,
California Institute of Technology, 1200 E.
California Blvd. M/C170
-
25, Pasadena, CA 91125
,
U
.
S
.
A
.
2
Dipartimento di Scienze della Terra, Università degli Studi di Firenze, Via La Pira 4, I
-
50121 Firenze,
Italy
3
CNR
-
Istituto di Geoscienze e Georisorse,
Sezione di Firenze, Via La Pira 4, I
-
50121 Firenze, Italy
4
Department of Physics, Princeton University,
Jadwin Hall,
Princeton,
NJ
08544, U.S.A.
5
Princeton Center for Theoretical Science, Princeton University, Princeton,
NJ
08544, U.S.A.
* Corresponding author:
Asimow@gps.caltech.ed
u,
+1(626)395
-
4133, FAX +1(626)395
-
199
5
Fig.
S1.
Example diffraction patterns to distinguish space groups and recognize
superlattices
.
Left: Superlattice diffraction pattern of a non
-
stoichiometric V
6
C
5
ceramic
14
. The
pattern is comparable to the superlattice diffr
action of the Al
-
alloy in Fig
s
.
6 and 7. Middle: the
[110] zone diffraction pattern of NaCl
-
type face
-
c
entered cubic structure (top) and of
Steinhardtite
-
type body
-
centered cubic structure (bottom). Right: the [110] zone diffraction
pattern of CsCl
-
type primitive lattice, which most closel
y matches the Al
-
alloy in Fig.
6.
Fig.
S2.
Distance
-
time plot show
ing estimated wave propagation and interactions in shot
S1235
. The Al2024 layer experienced four shocks (two from the SS304 driver and two from the
permalloy 80 layer behind it) before the release wave overtook the sample chamber. The
Al2024
-
permalloy inte
rface was at high pressure for about 0.6
μ
s. Key: Red squares = first shock
in driver; cyan diamonds = first shock in flyer; purple asterisks = release in flyer; orange circles
= forward
-
going release in driver; light green x’s = rear
-
going partial release
in driver; yellow
triangles = first shock in Al2024; olive dashes = second shock in Al2024; lavender circles = third
shock in Al2024; brown pluses = second shock in driver; ochre = third shock in Al2024; sky blue
em
-
dashes = first shock in permalloy 80; d
ark purple triangles = release in Al2024; dark blue
pluses = release in permalloy 80. Additional reflections shown in permalloy 80 layer are
negligible due to small impedance contrast with back wall of 304SS.
Fig. 8
The distance-time plot for the shock. Note that the sample
was shocked about four times. The sample is at elevated pressures
for 0.7
μ
s.
1–6
|
6