Discover and read the best of Twitter Threads about #XRay

Most recents (10)

Finally, the thread (you didn't know) you have been waiting for 🥳 "How can we use X-ray scattering to learn about the way the atoms sit in a #small #nanoparticle?" - lets use the Pair Distribution Function #PDF ! It's all about the neighbors 1/6 /@RPittkowski
To get information from small #nanoparticles, where periodic lattice planes are rare, we measure the X-ray scattering to very large scattering angles. This is called #Xray #totalscattering. So we need to come veeeery close with the detector to our sample.😱😬 2/6
Again, we integrate our scattering image (check up older tweets), but we are not done yet. More data treatment is necessary. We use a #Fouriertransform and transform from reciprocal (Q) space to #real #space - and there we have it, our PDF 😍3/6
Read 6 tweets
I will try to give you a little #glimpse of the experiments we were running the past days at the P02.1 beamline at DESY @p021_desy
The experiments did involve a #robot 🤓🤖 and many, many tiny glass capillaries....

A #thread 🧵 with a robot #video 1/6 @RPittkowski Image
First, we place capillaries filled with #nanoparticles (small glass tubes) on a holder, which the robot can later grab. This involves a lot of wax and steady hands, to place the capillaries in a straight way. In the picture you can see a sample rack full of capillaries. 2/6 Image
Here you can see a sample spinning in the lab, to check if the capillaries are straight, or if we need to move them a little to even out any wobbling👩‍🔬- we can melt the wax again and angle them new 3/6
Read 6 tweets
Radiografía PA de tórax de una mujer de 73 años.
- ¿Qué signos radiológicos reconoces?
- ¿Dónde localizarías la lesión?

#xray #radiology #radtwitter #RadRes #HUNSC #chest Image
Signos radiológicos:

-Hilio oculto
-La lesión no puede estar localizada en el mediastino medio, tiene que estar en mediastino anterior o posterior
Signo radiológico localizador
Dos estructuras con la misma densidad radiológica que entran en contacto no se distinguen en la radiografía (signo de la silueta)
Dos estructuras con la misma densidad radiológica en distintos planos son distinguibles en la radiografía.
Read 9 tweets
I get to drink Barium today🙃
This #Barium is THICK
#XRay machine
looks like a breaching whale😂
Read 4 tweets
Ever wondered what's happening inside a fish's mouth when feeding?
Check out our new paper, just published in @eLife, thanks to A. Brunet, A. Filippo and S. Van Wassenbergh @UMR_MECADEV @Le_Museum

elifesciences.org/articles/73621

🧶1/11
We can't see inside the buccal cavity without specific techniques, so we developed an #Xray based method to follow the water flows inside the fish's mouth.

2/11 Image
We also designed water tracers, just for the experiment. They needed to be of around the same density as water but also visible on Xray. So we inserted foam on a nickel rod... BY HAND 😮

3/11 Image
Read 11 tweets
As a team of scientists from @scrippsresearch @karolinskainst @UniBonn @UniklinikBonn @IIIBonn @uni_tue @Illinois_Alma, we identified four potent neutralizing camelid nanobodies ...
Solved the #Xray structure of all four #nanobodies in complex with #SARSCoV2 spike #RBD @wchnihcholas and Ian Wilson ...
Used #CryoEM to determine that VHH E stabilizes the 3-up conformation of trimeric #SARSCoV2 spike @BMartinHallberg ...
Read 10 tweets
What is the anechoic tubular structure? - IVC with a catheter or something else 🤔
Clue: @PittIMPOCUS recently shared a similar image.
Answer: In thread #POCUS #IMPOCUS #FOAMed
That's duodenum with a feeding tube #POCUS
Anatomic image👇showing the relationship between liver & the duodenum (courtesy: Gray's anatomy)
Here is the #XRAY demonstrating the tube in duodenum
Read 4 tweets
Cada mañana hacemos controles en planta de radiografía portátil a pacientes con Covid19 o con sospecha.
Parece un laboratorio biológico:
Mesas con gel hidroalcohólico, guantes de diversos tamaños, mascarillas, batas impermeables, pantallas de acetato, cubos de desecho biológico.
Hay limpiadoras constantemente pasando mopas por suelos y paredes...
Necesitamos Comunicación constante entre todos los trabajadores.
Recuerda a los protocolos de seguridad de protección radiológica por radiación dispersa, aunque ahora no se oye tanto el asustadizo "¡rayo!"
Dedicamos la realización de la radiografía portátil con especial atención, porque también este 'carro' necesita desinfección constante porque se conduce entre ambientes aéreos de probable elevada carga viral. Este equipamiento se puede convertir en vector de contagio!!
Read 12 tweets
#Coronathon #TECH #ProjectHighlights Thread 1/3

1. #Safeslot to find your nearest #retailstore & manage #essentials buying abiding the #socialdistancing policy in these trying times!
2. #Hospital Bed tracker enabling access to realtime status of nearest hospital availability
Thread 2/3
3. #PanMan to empower #HospitalLeads have clear visibility on COVID19 patients & suspects and accordingly plan the resources
4. #Covid-19 PPE Tracker to provide hospitals with a common platform showcasing #supplydemand info of personal protective equipment
If you or #community #network can support these #projects please get in touch with us!

#hackathon for a change - #coronathon2020

Keep following this thread for other project details!
Read 13 tweets

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