Research Square (Research Square),
Год журнала:
2024,
Номер
unknown
Опубликована: Янв. 22, 2024
Abstract
The
nitramines
ε-
and
β-2,4,6,8,10,12-hexanitro-2,4,6,8,10,12-hexaazaisowurtzitanes
(ε-CL-20
β-CL-20),
cis-1,3,4,6-tetranitrooctahydroimidazo-[4,5-d]imidazole
(BCHMX),
six
β-CL20/BCHMX
co-agglomerates
(CACs)
1,3,5-trinitro-1,3,5-triazepane
(TTAZ)
have
been
subjected
to
XPS
analysis
determine
their
N
1s
(N-NO
2
)
O
(NO
binding
energies
(
E
bind
).
values
for
found
be
closely
related
the
molecular
structure
of
studied;
growth
logically
corresponds
a
decrease
in
sensitivity
both
impact
electric
spark.
O1s
is
mostly
inversely
energy
directly
proportional
that
sparks.
For
detonation
rates,
pure
are
proportional;
CACs,
however,
this
relationship
proportional.
These
findings
supported
by
analogous
relations
with
crystal
density,
especially
case
1s.
In
terms
co-crystal
identification
among
there
auxiliary
exist
between
on
one
hand
Raman
ring
deformation
vibration
(wrt
FTIR
symmetric
N-O
stretching
other.
All
relationships
discussed.
Hirshfeld
CL20
shows
more
stable
intermolecular
fingerprint
plots
its
β-isomer
than
ɛ-analog,
which
might
reason
stabilization
nitramine
co-crystals.
Advanced Composites and Hybrid Materials,
Год журнала:
2024,
Номер
7(4)
Опубликована: Июль 18, 2024
Abstract
Composite
microcrystals
of
the
cyclic
nitramines
2,4,6,8,10,12-hexanitro-2,4,6,8,10,12-hexaazaisowurtzitane
(ε-CL-20),
1,3,5-trinitro-1,3,5-triazinane(RDX),
1,3,5,7-tetranitro-1,3,5,7-tetrazocane
(β-HMX),
and
cis-1,3,4,6-tetranitrooctahydroimidazo-[4,5-d]imidazole
(BCHMX)
with
polyaniline
(PANi)
have
been
prepared
thoroughly
characterized
in
terms
morphology
phase
purity.
PANi
outperformed
other
conducting
polymers
selectivity
towards
NAs
due
to
its
better
interaction
NAs,
low
production
cost,
ease
preparation.
The
bonding
polymeric
chain
has
examined
by
means
Fourier
transform
infrared
(FTIR),
Raman
spectroscopy
methods,
fluorescence
quenching;
spectrum
shown
laser
sensitivity
these
microcrystals.
Powder
X-ray
diffraction
results
changes
polymorph
modifications
CL20
(from
ɛ
β)
HMX
β
α)
during
preparation
composites,
which
also
confirmed
spectral
differential
thermal
analysis
techniques.
structural
orientations
found
composites
significantly
stabilize
against
impact;
their
detonation
properties
slightly
deteriorated,
but
electrical
conductivity
strongly
increased
electric-spark
sensitivity.
above
determine
potential
use
mainly
as
parts
electric
or
impulse
initiators,
having
“a
green
character”,
for
various
charges.
Research Square (Research Square),
Год журнала:
2024,
Номер
unknown
Опубликована: Янв. 22, 2024
Abstract
The
nitramines
ε-
and
β-2,4,6,8,10,12-hexanitro-2,4,6,8,10,12-hexaazaisowurtzitanes
(ε-CL-20
β-CL-20),
cis-1,3,4,6-tetranitrooctahydroimidazo-[4,5-d]imidazole
(BCHMX),
six
β-CL20/BCHMX
co-agglomerates
(CACs)
1,3,5-trinitro-1,3,5-triazepane
(TTAZ)
have
been
subjected
to
XPS
analysis
determine
their
N
1s
(N-NO
2
)
O
(NO
binding
energies
(
E
bind
).
values
for
found
be
closely
related
the
molecular
structure
of
studied;
growth
logically
corresponds
a
decrease
in
sensitivity
both
impact
electric
spark.
O1s
is
mostly
inversely
energy
directly
proportional
that
sparks.
For
detonation
rates,
pure
are
proportional;
CACs,
however,
this
relationship
proportional.
These
findings
supported
by
analogous
relations
with
crystal
density,
especially
case
1s.
In
terms
co-crystal
identification
among
there
auxiliary
exist
between
on
one
hand
Raman
ring
deformation
vibration
(wrt
FTIR
symmetric
N-O
stretching
other.
All
relationships
discussed.
Hirshfeld
CL20
shows
more
stable
intermolecular
fingerprint
plots
its
β-isomer
than
ɛ-analog,
which
might
reason
stabilization
nitramine
co-crystals.
