Electronics,
Год журнала:
2024,
Номер
13(2), С. 260 - 260
Опубликована: Янв. 5, 2024
In
this
paper,
a
method
of
generating
controllable
spikes
utilizing
symmetric
semiconductor
ring
lasers
(SRLs)
is
investigated,
and
various
optical
behaviors
biological
neurons
are
successfully
emulated
on
faster
timescale.
We
demonstrate
the
synchronized
spike
phenomena
in
two
directions,
generated
both
clockwise
(CW)
counterclockwise
(CCW)
modes
tunable
laser
(TL)-injected
SRL.
The
size
peaks
interval
between
them
can
be
manipulated
by
adjusting
output
complex
amplitude
TL
bias
current.
At
same
time,
we
also
analyzed
CW
mode
TL-injected
SRL
replicated
four
distinct
discharge
patterns
neurons.
These
findings
offer
promising
prospects
for
future
neuromorphic
research.
Neuromorphic Computing and Engineering,
Год журнала:
2022,
Номер
2(2), С. 022501 - 022501
Опубликована: Янв. 12, 2022
Abstract
Modern
computation
based
on
von
Neumann
architecture
is
now
a
mature
cutting-edge
science.
In
the
architecture,
processing
and
memory
units
are
implemented
as
separate
blocks
interchanging
data
intensively
continuously.
This
transfer
responsible
for
large
part
of
power
consumption.
The
next
generation
computer
technology
expected
to
solve
problems
at
exascale
with
10
18
calculations
each
second.
Even
though
these
future
computers
will
be
incredibly
powerful,
if
they
type
architectures,
consume
between
20
30
megawatts
not
have
intrinsic
physically
built-in
capabilities
learn
or
deal
complex
our
brain
does.
These
needs
can
addressed
by
neuromorphic
computing
systems
which
inspired
biological
concepts
human
brain.
new
has
potential
used
storage
amounts
digital
information
much
lower
consumption
than
conventional
processors.
Among
their
applications,
an
important
niche
moving
control
from
centers
edge
devices.
aim
this
roadmap
present
snapshot
state
provide
opinion
challenges
opportunities
that
holds
in
major
areas
technology,
namely
materials,
devices,
circuits,
algorithms,
ethics.
collection
perspectives
where
leading
researchers
community
own
view
about
current
research
area.
We
hope
useful
resource
providing
concise
yet
comprehensive
introduction
readers
outside
field,
those
who
just
entering
well
established
community.
The
sharing
of
research
data
is
essential
to
ensure
reproducibility
and
maximize
the
impact
public
investments
in
scientific
research.
Here,
we
describe
OpenNeuro,
a
BRAIN
Initiative
archive
that
provides
ability
openly
share
from
broad
range
brain
imaging
types
following
FAIR
principles
for
sharing.
We
highlight
importance
Brain
Imaging
Data
Structure
standard
enabling
effective
curation,
sharing,
reuse
data.
presently
shares
more
than
600
datasets
including
20,000
participants,
comprising
multiple
species
measurement
modalities
phenotypes.
shared
evident
growing
number
published
reuses,
currently
totalling
150
publications.
conclude
by
describing
plans
future
development
integration
with
other
ongoing
open
science
efforts.
Advanced Photonics,
Год журнала:
2021,
Номер
3(04)
Опубликована: Июнь 26, 2021
Optical
imaging
has
served
as
a
primary
method
to
collect
information
about
biosystems
across
scales-from
functionalities
of
tissues
morphological
structures
cells
and
even
at
biomolecular
levels.
However,
adequately
characterize
complex
biosystem,
an
system
with
number
resolvable
points,
referred
space-bandwidth
product
(SBP),
in
excess
one
billion
is
typically
needed.
Since
gigapixel-scale
far
exceeds
the
capacity
current
optical
imagers,
compromises
must
be
made
obtain
either
low
spatial
resolution
or
narrow
field-of-view
(FOV).
The
problem
originates
from
constituent
refractive
optics-the
larger
aperture,
more
challenging
correction
lens
aberrations.
Therefore,
it
impractical
for
conventional
achieve
SBP
over
hundreds
millions.
To
address
this
unmet
need,
variety
high-SBP
imagers
have
emerged
past
decade,
enabling
unprecedented
FOV
beyond
limit
optics.
We
provide
comprehensive
survey
techniques,
exploring
their
underlying
principles
applications
bioimaging.
JAMA Psychiatry,
Год журнала:
2021,
Номер
78(6), С. 587 - 587
Опубликована: Янв. 14, 2021
Our
website
uses
cookies
to
enhance
your
experience.
By
continuing
use
our
site,
or
clicking
"Continue,"
you
are
agreeing
Cookie
Policy
|
Continue
JAMA
Psychiatry
HomeNew
OnlineCurrent
IssueFor
Authors
Podcast
Publications
Network
Open
Cardiology
Dermatology
Health
Forum
Internal
Medicine
Neurology
Oncology
Ophthalmology
Otolaryngology–Head
&
Neck
Surgery
Pediatrics
Archives
of
(1919-1959)
JN
Learning
/
CMESubscribeJobsInstitutions
LibrariansReprints
Permissions
Terms
Use
Privacy
Accessibility
Statement
2023
American
Medical
Association.
All
Rights
Reserved
Search
Archive
Input
Term
Sign
In
Individual
inCreate
an
Account
Access
through
institution
Purchase
Options:
Buy
this
article
Rent
Subscribe
the
journal
2D Materials,
Год журнала:
2020,
Номер
7(2), С. 022002 - 022002
Опубликована: Янв. 22, 2020
This
review
examines
the
advantages
of
two-dimensional
(2D)
and
thin
film
materials
in
development
chemical
sensor
systems.
More
specifically,
this
paper
focuses
on
use
graphene,
transition
metal
dichalcogenides
(TMDs),
metal-oxide
semiconductors
(MOX)
gas-
liquid-phase
sensing
applications.
Key
features
terms
material
properties,
device
characteristics,
as
well
scalability
for
system
are
examined.
challenges
associated
with
various
approaches
(e.g.
optical,
electrochemical,
FET/chemiresistive)
presented
along
recent
advances.
Lastly,
common
methods
preprocessing
pattern
recognition
summarized
while
highlighting
olfaction-inspired
systems
to
motivate
machine
learning
data
analysis.
PLoS Biology,
Год журнала:
2018,
Номер
16(11), С. e3000066 - e3000066
Опубликована: Ноя. 26, 2018
In
2014,
the
National
Institutes
of
Health
(NIH)
began
funding
an
ambitious
research
program,
Brain
Research
through
Advancing
Innovative
Neurotechnologies
(BRAIN)
Initiative,
with
singular
focus
advancing
our
understanding
brain
circuits
though
development
and
application
breakthrough
neurotechnologies.
As
we
approach
halfway
mark
this
10-year
effort
aimed
at
revolutionizing
information
processing
in
human
brain,
it
is
timely
to
review
progress
future
trajectory
BRAIN
Initiative
research.
The Annual Review of Pharmacology and Toxicology,
Год журнала:
2020,
Номер
60(1), С. 591 - 614
Опубликована: Янв. 6, 2020
Device-based
neuromodulation
of
brain
circuits
is
emerging
as
a
promising
new
approach
in
the
study
and
treatment
psychiatric
disorders.
This
work
presents
recent
advances
development
tools
for
identifying
neurocircuits
therapeutic
targets
modulating
neurocircuits.
We
review
clinical
evidence
efficacy
circuit
modulation
with
range
stimulation
approaches,
including
subthreshold,
subconvulsive,
convulsive,
neurosurgical
techniques.
further
discuss
strategies
enhancing
precision
neuromodulatory
Finally,
we
survey
cutting-edge
research
using
novel
paradigms
next-generation
devices.
PLoS ONE,
Год журнала:
2020,
Номер
15(12), С. e0243088 - e0243088
Опубликована: Дек. 1, 2020
Curiosity-driven,
basic
biological
research
“…performed
without
thought
of
practical
ends…”
establishes
fundamental
conceptual
frameworks
for
future
technological
and
medical
breakthroughs.
Traditionally,
curiosity-driven
in
sciences
has
utilized
experimental
organisms
chosen
their
tractability
suitability
studying
the
question
interest.
This
approach
leverages
diversity
life
to
uncover
working
solutions
(adaptations)
problems
encountered
by
living
things,
evolutionary
context
as
extent
which
these
may
be
generalized
other
species.
Despite
well-documented
success
this
approach,
funding
portfolios
United
States
granting
agencies
are
increasingly
filled
with
studies
on
a
few
species
cutting-edge
molecular
tools
available
(genetic
model
organisms).
While
narrow
focus
justified
biomedically-focused
bodies
such
National
Institutes
Health,
it
is
critical
that
robust
federal
support
using
diverse
maintained
Science
Foundation.
Using
disciplines
neurobiology
behavioral
an
example,
study
finds
NSF
grant
awards
have
declined
association
decrease
proportion
grants
funded
experimental,
rather
than
genetic
organism
research.
The
decline
use
literature
mirrors
but
predates
shift
funding.
Today’s
dominance
was
thus
initiated
researchers
themselves
and/or
publication
peer
review
editorial
preferences,
further
reinforced
pressure
from
agencies,
academic
employers,
scientific
community.