Radio-sulfur (35S) as short-term water residence time tracer – Step-by-step instruction for sample preparation and LSC setup
Journal of Environmental Radioactivity,
Год журнала:
2025,
Номер
282, С. 107627 - 107627
Опубликована: Фев. 1, 2025
Due
to
its
short
half-life
(87
days),
naturally
occurring
radio-sulfur
(35S)
is
applicable
as
aqueous
environmental
tracer
for
investigating
groundwater
residence
times
shorter
than
one
year.
Being
a
pure
β-decaying
radionuclide,
35S
detected
straightforwardly
by
means
of
liquid
scintillation
counting
(LSC).
The
rather
low
activities
in
natural
waters
require
(i)
careful
sample
preparation
aiming
at
extracting
35SO42-
from
large-volume
water
samples
(ca.
20
L)
resulting
ready
LSC
measurement
and
(ii)
an
optimal
device-specific
setup
the
maximize
signal-to-noise-ratio.
A
few
publications
that
discuss
approaches
optimization
are
available.
This
paper
presents
summarizing
step-by-step
instruction
both
optimized
setup.
For
practical
reasons,
two
different
presented,
with
total
sulphate
inventories
(up
350
mg)
elevated
(350-1500
mg).
types
described
three
devices,
namely
Quantulus
GCT,
TriCarb
3170
TR/SL,
LB
1220.
Язык: Английский
Radionuclides as Environmental Contaminants of Concern: Threats to Public Health Through Soil and Groundwater
Springer hydrogeology,
Год журнала:
2025,
Номер
unknown, С. 333 - 364
Опубликована: Янв. 1, 2025
Язык: Английский
Radon in Water Measurements by Sampling with Sunflower Oil
Applied Radiation and Isotopes,
Год журнала:
2025,
Номер
220, С. 111752 - 111752
Опубликована: Фев. 25, 2025
Язык: Английский
Saline and hydrocarbon-bearing fluids detected in shallow aquifers of southern New Brunswick, Canada: Natural occurrence, or deep migration along faults and industrial wellbores?
The Science of The Total Environment,
Год журнала:
2024,
Номер
933, С. 172999 - 172999
Опубликована: Май 5, 2024
Язык: Английский
Radio-sulphur as groundwater residence time tracer – Adapting the 35S extraction approach for water samples rich in sulphate
Journal of Environmental Radioactivity,
Год журнала:
2024,
Номер
280, С. 107553 - 107553
Опубликована: Окт. 19, 2024
Cosmogenic
radio-sulphur
(
Radium fingerprinting traces hydrology of the global cryosphere under climate warming
Global and Planetary Change,
Год журнала:
2024,
Номер
244, С. 104654 - 104654
Опубликована: Ноя. 26, 2024
Язык: Английский
Assessing the Hydrological Impact of Gravity‐Fed Irrigation on Groundwater Recharge Using Long‐Term Isotope Monitoring and Modelling
Hydrological Processes,
Год журнала:
2024,
Номер
38(12)
Опубликована: Дек. 1, 2024
ABSTRACT
This
study
investigates
the
hydrological
processes
driving
groundwater
recharge
in
Avignon
Plain
(south‐eastern
France)
through
a
detailed
analysis
of
interactions
between
irrigation,
rainfall
and
soil
water
using
long‐term
isotopic
monitoring
lumped
parameter
modelling.
More
than
15
years
monthly
data
from
rainwater,
surface
water,
were
analysed
to
quantify
contributions
gravity‐fed
irrigation
natural
aquifer
recharge.
Our
results
show
that
contributes
about
85%
recharge,
highlighting
significant
role
traditional
agricultural
practices
maintaining
levels.
Through
tracing
modelling,
we
observed
variations
transit
times,
with
faster
infiltration
pathways
associated
flows
compared
more
prolonged
rainfall.
not
only
demonstrates
effectiveness
techniques
for
assessing
sources
complex
scenarios
but
also
provides
insights
into
how
affect
sustainability.
These
contribute
current
thinking
on
sustainable
management
highlight
need
integrated
approaches
reconcile
use
efficiency
conservation.
Язык: Английский
Influence of submarine groundwater discharge on the nutrient dynamics of a fringing-reef lagoon
Journal of Hydrology Regional Studies,
Год журнала:
2024,
Номер
56, С. 101956 - 101956
Опубликована: Сен. 11, 2024
Язык: Английский
A Multi-Particle Generation Scheme through Energy Discretization in GEANT4 Simulations for Atmospheric Applications
London journal of physics.,
Год журнала:
2024,
Номер
1(2)
Опубликована: Сен. 25, 2024
Various
types
of
particles
constitute
the
primary
cosmic
ray
beam
at
top
Earth's
atmosphere,
and
these
different
might
have
separate
roles
depending
on
purpose
a
specific
atmospheric
application.
In
this
study,
recipe
that
performs
simultaneous
injection
diverse
in
GEANT4
framework
is
demonstrated
order
to
mimic
property.
This
scheme
based
utilization
multiple
probability
grids
are
governed
by
initial
flux
ratios,
algorithms
multi-particle
generation
exhibited
using
proton
as
well
alpha
measured
from
BESS-TeV
spectrometer.
It
revealed
method
can
be
advantageous
for
range
applications,
particularly
areas
where
precise
particle
interaction
modeling
required.
Язык: Английский