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they fly into space repeatedly

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they fly into space repeatedly
 

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they fly into space repeatedly
so being able to determine the condition

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so being able to determine the condition
 

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so being able to determine the condition
of shuttle components like the main

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of shuttle components like the main
 

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of shuttle components like the main
engines is critical

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designing sophisticated monitoring

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designing sophisticated monitoring
 

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designing sophisticated monitoring
systems to do this

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systems to do this
 

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systems to do this
is the goal of a nasa-sponsored research

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is the goal of a nasa-sponsored research
 

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is the goal of a nasa-sponsored research
effort at the university of cincinnati

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effort at the university of cincinnati
 

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effort at the university of cincinnati
a team of faculty members and graduate

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a team of faculty members and graduate
 

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a team of faculty members and graduate
students is developing a series of micro

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students is developing a series of micro
 

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students is developing a series of micro
sensors

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sensors
 

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sensors
to indicate the health of space faring

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to indicate the health of space faring
 

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to indicate the health of space faring
vehicles

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vehicles
 

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vehicles
almost everything visible here is

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almost everything visible here is
 

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almost everything visible here is
packaging used in testing

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packaging used in testing
 

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packaging used in testing
the sensor itself is just the tiny speck

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the sensor itself is just the tiny speck
 

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the sensor itself is just the tiny speck
in the center

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in the center
 

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in the center
one of these sensors under a microscope

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one of these sensors under a microscope
 

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one of these sensors under a microscope
reveals their sophistication

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reveals their sophistication
 

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reveals their sophistication
advanced micro machining techniques make

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advanced micro machining techniques make
 

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advanced micro machining techniques make
it possible to include

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it possible to include
 

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it possible to include
valves heaters or even motors in a

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valves heaters or even motors in a
 

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valves heaters or even motors in a
device with a diameter less than that of

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device with a diameter less than that of
 

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device with a diameter less than that of
a human hair

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the goal is to embed these tiny flow

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the goal is to embed these tiny flow
 

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the goal is to embed these tiny flow
sensors in the walls of critical shuttle

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sensors in the walls of critical shuttle
 

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sensors in the walls of critical shuttle
engine and systems components to ensure

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engine and systems components to ensure
 

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engine and systems components to ensure
their functioning properly

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their functioning properly
 

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their functioning properly
and the sensors are so small that even

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and the sensors are so small that even
 

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and the sensors are so small that even
if one came loose it would have

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if one came loose it would have
 

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if one came loose it would have
negligible impact on engine

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negligible impact on engine
 

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negligible impact on engine
performance

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uc researchers are also working on

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uc researchers are also working on
 

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uc researchers are also working on
vibration and crack detection sensors

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vibration and crack detection sensors
 

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vibration and crack detection sensors
for other parts of the shuttle which

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for other parts of the shuttle which
 

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for other parts of the shuttle which
could point out existing defects

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could point out existing defects
 

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could point out existing defects
or indicate fatigue in high stress areas

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or indicate fatigue in high stress areas
 

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or indicate fatigue in high stress areas
where problems might occur

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there are a number of potential spin-off

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there are a number of potential spin-off
 

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there are a number of potential spin-off
applications for micro sensors like

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applications for micro sensors like
 

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applications for micro sensors like
these

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these
 

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these
researchers at the university of

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researchers at the university of
 

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researchers at the university of
cincinnati's medical center

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cincinnati's medical center
 

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cincinnati's medical center
are already exploring their use in the

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are already exploring their use in the
 

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are already exploring their use in the
care of premature infants

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care of premature infants
 

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care of premature infants
a significant number of preemies suffer

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a significant number of preemies suffer
 

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a significant number of preemies suffer
respiratory disorders

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respiratory disorders
 

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respiratory disorders
many must be connected to a ventilator

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many must be connected to a ventilator
 

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many must be connected to a ventilator
around the clock

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around the clock
 

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around the clock
but setting the ventilator remains a

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but setting the ventilator remains a
 

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but setting the ventilator remains a
relatively imprecise science

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relatively imprecise science
 

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relatively imprecise science
and improper oxygen levels and pressures

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and improper oxygen levels and pressures
 

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and improper oxygen levels and pressures
can contribute to more severe problems

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can contribute to more severe problems
 

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can contribute to more severe problems
including mental retardation

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including mental retardation
 

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including mental retardation
assistant professor of pediatrics

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assistant professor of pediatrics
 

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assistant professor of pediatrics
michael donnelly

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michael donnelly
 

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michael donnelly
you get into situations where you're

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you get into situations where you're
 

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you get into situations where you're
looking at morbidity are these babies

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looking at morbidity are these babies
 

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looking at morbidity are these babies
going to grow up to be

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going to grow up to be
 

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going to grow up to be
normal fully functioning adults don lee

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normal fully functioning adults don lee
 

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normal fully functioning adults don lee
and his colleagues are studying the

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and his colleagues are studying the
 

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and his colleagues are studying the
possibility of putting a microsensor

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possibility of putting a microsensor
 

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possibility of putting a microsensor
inside the plastic tube inserted in a

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inside the plastic tube inserted in a
 

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inside the plastic tube inserted in a
baby's trachea

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baby's trachea
 

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baby's trachea
with this type of flow sensor we would

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with this type of flow sensor we would
 

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with this type of flow sensor we would
have one of the vital numbers that we

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have one of the vital numbers that we
 

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have one of the vital numbers that we
need which is volume

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need which is volume
 

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need which is volume
related to each inspiration cycle

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related to each inspiration cycle
 

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related to each inspiration cycle
so we're right now we're looking at

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so we're right now we're looking at
 

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so we're right now we're looking at
averages over five minutes or multiple

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averages over five minutes or multiple
 

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averages over five minutes or multiple
cycles

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cycles
 

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cycles
this will actually take us down to look

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this will actually take us down to look
 

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this will actually take us down to look
at breadth to bread activity

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at breadth to bread activity
 

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at breadth to bread activity
advanced micro sensors enhancing the

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advanced micro sensors enhancing the
 

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advanced micro sensors enhancing the
health of space-faring vehicles

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health of space-faring vehicles
 

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health of space-faring vehicles
and those who might one day fly them

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you