Meditsinskaya sestra,
Journal Year:
2024,
Volume and Issue:
unknown, P. 13 - 18
Published: Oct. 17, 2024
The
aim
is
to
evaluate
the
peculiarities
of
development
professional
burnout
(PB)
among
physicians
therapeutic
and
surgical
specialties,
as
well
middle
medical
workers,
specialised
red
zones,
its
prediction
prevention
in
this
category
workers.
Material
methods.
following
groups
workers
were
examined:
1st
group
consisted
doctors
specialities
(GPs)
working
zone
(n=111);
2nd
(MDs)
‘red
zone’
(n=61);
3rd
nurses
(n=29);
4th
–
control
included
engineering,
technical
economic
not
related
work
organisations
(n=190).
Professional
syndrome
was
assessed
using
Maslach
Burnout
questionnaire
V.V.
Boyko’s
technique
diagnosing
level
[4,
5].
data
processed
Statistica
statistical
package
by
StatSoft
(USA).
Results.
It
found
that
doctors,
connected
with
exposure
a
number
specific
risk
factors
provision
care
infected
patients,
significant
changes
regarding
aspects
organisation,
safety,
which
contribute
increase
stress
SP.
Conclusions.
specialities,
associated
an
necessary
continue
research
emotional
state
average
conditions
extreme
epidemic
situations
purpose
timely
preventive
treatment
for
preservation
health
Advanced Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 7, 2025
Abstract
Electrospinning
has
emerged
as
a
transformative
technique
for
fabricating
nanofibers
(NFs),
offering
precise
control
over
their
morphology,
composition,
and
functionality.
This
versatile
process
facilitates
the
production
of
fibers
ranging
from
nanoscale
to
microscale
with
customized
properties,
integrating
diverse
materials
architectures
advanced
research
industrial
applications.
review
presents
recent
advancements
in
electrospinning,
addressing
its
fundamental
principles,
nanomaterial
synthesis
methods,
examples
wide
range
The
significant
progress
that
are
made
polymer,
metal
oxide,
carbon,
composite
NFs
such
porous,
core–shell,
hollow,
aligned
structures
is
highlighted.
Advanced
electrospinning
techniques,
including
coaxial
yarn
roll‐to‐roll
processes,
demonstrate
scalability
adaptability
development
next‐generation
nanomaterials.
Electrospun
being
actively
applied
functional
membranes,
gas
sensors,
energy
systems,
catalytic
critical
challenges
these
respective
areas.
In
conclusion,
groundbreaking
potential
artificial
intelligence
(AI)‐driven
optimization
sustainable
material
design,
use
environmentally‐friendly
“green”
solvents,
emphasized.
end,
leveraging
robotics‐based
AI‐enhanced
methodologies
essential
achieve
stable
scalability,
optimized
performance,
sustainability
industry.
Journal of Applied Polymer Science,
Journal Year:
2025,
Volume and Issue:
unknown
Published: May 10, 2025
ABSTRACT
Air
pollution
is
a
pressing
issue
for
environmental
sustainability
and
human
health,
with
air
filters
playing
pivotal
role
in
mitigating
its
effects.
However,
conventional
polymer‐based
pose
challenges.
This
study
focuses
on
developing
biodegradable
poly(lactic
acid)
fibrous
unimodal
bimodal
filter
webs
using
electro‐blowing
(EB)
solution‐blowing
(SB)
techniques.
Fiber
diameters
were
controlled
by
adjusting
solution
concentrations
(10%
20%
w/w)
applying
an
electric
field
during
production.
EB
low‐concentration
solutions
produced
nanofibers
(Y)
averaging
0.14
μm,
while
SB
high‐concentration
yielded
fibers
(X)
around
1.60
μm.
Bimodal
exhibited
dual‐peak
distribution
centered
at
0.17
1.56
Filtration
tests
95
L/min
flow
rate
PM
0.3
particles
revealed
that
the
sample
had
highest
filtration
efficiency
(96.562%)
airflow
resistance
(177
Pa).
Among
configurations,
X
+
Y,
nano/microfibers
collected
simultaneously,
demonstrated
best
quality
factor
(98.604%
146
Pa
Δ
P
).
Corona
discharge
treatment
further
enhanced
efficiency,
Y
achieving
99.997%
efficiency.
After
week
of
repetitive
testing,
maintained
high
performance
99.972%
192
.
These
findings
highlight
PLA
filters'
potential
as
sustainable
efficient
solutions.
ChemistrySelect,
Journal Year:
2024,
Volume and Issue:
9(31)
Published: Aug. 14, 2024
Abstract
Organic–inorganic
composite
antibacterial
materials
based
on
AgPc/Ag
and
aminosilane‐modified
silicate
(Ormosil)
were
prepared
by
sol‐gel
processes
an
in
situ
reduction
method.
The
physical
chemical
properties
of
AgPc,
Pc‐Ormosil
AgPc‐Ormosil/Ag
composites
analyzed
SEM,
XRD,
NMR
XPS
spectroscopy.
As
a
result,
Ag
nanoparticles
bonded
chelated
matrix.
morphology
analysis
SEM
showed
that
the
AgNPs
matrix
spherical
uniformly
distributed,
with
size
about
5–10
nm.
These
results
indicated
coordinated
Pc
(N−Ag−N)
Ormosil
(−CH
2
NH…Ag)
to
form
composite.
effects
Gram‐negative
Pseudomonas
aeruginosa
Escherichia
coli
,
Gram‐positive
Staphylococcus
aureus
Bacillus
subtilis
evaluated
inhibiting
ring,
minimum
inhibitory
concentration
(MIC),
bactericidal
(MBC)
plate
counting.
MIC/MBC
values
Pc‐Ormosil,
AgPc‐Ormosil/Ag‐2.5,
AgPc‐Ormosil/Ag‐5
AgPc‐Ormosil/Ag‐10
against
bacteria
11.0/>11.0,
1.10/1.10,
0.11/0.11
0.011/0.011,
respectively,
indicating
excellent
properties.
