International Journal of Molecular Sciences,
Journal Year:
2021,
Volume and Issue:
22(13), P. 6793 - 6793
Published: June 24, 2021
Quaternary
ammonium
compounds
(QACs)
belong
to
a
well-known
class
of
cationic
biocides
with
broad
spectrum
antimicrobial
activity.
They
are
used
as
essential
components
in
surfactants,
personal
hygiene
products,
cosmetics,
softeners,
dyes,
biological
antiseptics,
and
disinfectants.
Simple
but
varied
their
structure,
QACs
divided
into
several
subclasses:
Mono-,
bis-,
multi-,
poly-derivatives.
Since
the
beginning
20th
century,
significant
amount
work
has
been
dedicated
advancement
this
biocides.
Thus,
more
than
700
articles
on
were
published
only
2020,
according
modern
literature.
The
structural
variability
diverse
activity
ionic
liquids
(ILs)
make
them
highly
prospective
for
developing
new
types
ILs
bear
common
key
element
molecular
structure-quaternary
positively
charged
nitrogen
atoms
within
cyclic
or
acyclic
framework.
state-of-the-art
research
level
paramount
demand
society
recall
rapid
development
generation
tunable
antimicrobials.
This
review
focuses
main
exhibiting
antifungal
properties,
commercial
products
based
QACs,
latest
discoveries
connected
biocide
development.
Advanced Materials,
Journal Year:
2019,
Volume and Issue:
31(10)
Published: Jan. 2, 2019
Abstract
The
conductive
polymer
poly(3,4‐ethylenedioxythiophene)
(PEDOT),
and
especially
its
complex
with
poly(styrene
sulfonate)
(PEDOT:PSS),
is
perhaps
the
most
well‐known
example
of
an
organic
conductor.
It
highly
conductive,
largely
transmissive
to
light,
processible
in
water,
flexible.
Much
recent
work
on
this
ubiquitous
material
has
been
devoted
increasing
deformability
beyond
flexibility—a
characteristic
possessed
by
any
that
sufficiently
thin—toward
stretchability,
a
requires
engineering
structure
at
molecular‐
or
nanoscale.
Stretchability
enabling
range
applications
envisioned
for
PEDOT
energy
healthcare,
such
as
wearable,
implantable,
large‐area
electronic
devices.
High
degrees
mechanical
allow
intimate
contact
biological
tissues
solution‐processable
printing
techniques
(e.g.,
roll‐to‐roll
printing).
PEDOT:PSS,
however,
only
stretchable
up
around
10%.
Here,
strategies
have
reported
enhance
stretchability
polymers
composites
based
PEDOT:PSS
are
highlighted.
These
include
blending
plasticizers
polymers,
deposition
elastomers,
formation
fibers
gels,
use
intrinsically
scaffolds
polymerization
PEDOT.
Biophysical Reviews,
Journal Year:
2018,
Volume and Issue:
10(3), P. 691 - 706
Published: April 26, 2018
Abstract
There
is
no
doubt
that
ionic
liquids
have
become
a
major
subject
of
study
for
modern
chemistry.
We
used
to
ever
more
publications
in
the
field
each
year,
although
there
some
evidence
this
beginning
plateau
at
approximately
3500
papers
year.
They
been
several
reviews
and
books,
dealing
with
different
applications
aspects
their
behaviours.
In
article,
I
will
show
little
how
interest
grew
developed.
Organometallics,
Journal Year:
2017,
Volume and Issue:
36(21), P. 4071 - 4090
Published: Nov. 13, 2017
Organometallic
reagents
and
metal
catalysts
are
used
ubiquitously
in
academia
industry.
Not
surprisingly,
the
biological
activity
environmental
danger
of
compounds
have
become
topics
outstanding
importance.
In
spite
rapid
development
toxicology
during
last
decades,
several
common
historically
established
"beliefs"
still
frequently
circulating
organometallic
community.
this
Tutorial,
we
discuss
existing
opinions
concerning
(1)
possibilities
toxicity
measurements,
(2)
high
toxicities
heavy-metal
compounds,
(3)
correlation
between
structure
a
compound
its
toxicity,
(4)
effect
direct/indirect
contacts
with
(5)
dangers
nanoparticles.
Basic
concepts
studies
known
data
described
Tutorial
step
by
upon
discussion
these
issues.
The
main
goal
is
to
demonstrate
that
cannot
be
regarded
as
constant
property,
since
it
depends
on
oxidation
state,
ligands,
solubility,
morphology
particles,
properties
environment,
other
factors.
As
far
such
chemically
labile
species
concerned,
nature
effects
should
not
assumed
or
taken
for
granted;
indeed,
reliable
conclusions
made
without
dedicated
measurements.
Biotechnology for Biofuels,
Journal Year:
2019,
Volume and Issue:
12(1)
Published: Dec. 1, 2019
Abstract
The
implementation
of
biorefineries
based
on
lignocellulosic
materials
as
an
alternative
to
fossil-based
refineries
calls
for
efficient
methods
fractionation
and
recovery
the
products.
focus
biorefinery
concept
utilisation
biomass
has
shifted,
from
design
more
or
less
energy-driven
biorefineries,
much
versatile
facilities
where
chemicals
energy
carriers
can
be
produced.
sugar-based
platform
requires
pretreatment
materials,
which
very
recalcitrant,
improve
further
processing
through
enzymatic
hydrolysis,
other
downstream
unit
operations.
This
review
summarises
development
in
field
(and
some
extent,
fractionation)
various
materials.
number
publications
indicates
that
plays
a
important
role
realised
full
scale.
traditional
methods,
example,
steam
(explosion),
organosolv
hydrothermal
treatment
are
covered
review.
In
addition,
rapidly
increasing
interest
chemical
employing
ionic
liquids
deep-eutectic
solvents
discussed
reviewed.
It
concluded
huge
variation
makes
it
difficult
find
general
process
biorefinery.
Therefore,
is
define
“the
best
pretreatment”
method.
end,
this
depends
proposed
application,
any
recommendation
suitable
method
must
thorough
techno-economic
evaluation.
Nature Communications,
Journal Year:
2020,
Volume and Issue:
11(1)
Published: Sept. 17, 2020
Abstract
Wearable
dry
electrodes
are
needed
for
long-term
biopotential
recordings
but
limited
by
their
imperfect
compliance
with
the
skin,
especially
during
body
movements
and
sweat
secretions,
resulting
in
high
interfacial
impedance
motion
artifacts.
Herein,
we
report
an
intrinsically
conductive
polymer
electrode
excellent
self-adhesiveness,
stretchability,
conductivity.
It
shows
much
lower
skin-contact
noise
static
dynamic
measurement
than
current
standard
gel
electrodes,
enabling
to
acquire
high-quality
electrocardiogram
(ECG),
electromyogram
(EMG)
electroencephalogram
(EEG)
signals
various
conditions
such
as
wet
skin
movement.
Hence,
this
can
be
used
healthcare
monitoring
complex
daily
conditions.
We
further
investigated
capabilities
of
a
clinical
setting
realized
its
ability
detect
arrhythmia
features
atrial
fibrillation
accurately,
quantify
muscle
activity
deep
tendon
reflex
testing
contraction
against
resistance.
