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1 | 1 | ---
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2 | 2 | layout: page
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3 | 3 | title: QPhantom
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4 |
| -description: an other project with a background image and giscus comments |
5 |
| -img: assets/img/9.jpg |
| 4 | +summary: Our work combines 3D printing with UV curable hydrogels to make boundaryless 3D phantoms that mimic human anatomy. Current phantoms are built by casting gel into silicone molds. We are actively exploring numerous routes to directly print the gels. These include inkjet, extrusion, SLA, and rapid liquid printing. |
| 5 | +img: assets/img/project_photos/QPhantom_1.png |
6 | 6 | importance: 1
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7 | 7 | category: Phantoms
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8 |
| -giscus_comments: true |
9 | 8 | ---
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| 9 | +Magnetic resonance imaging (MRI) is a safe and powerful imaging modality. Researchers are constantly developing new methods and techniques to make imaging faster and higher quality. To validate these methods they need phantoms; devices used in place of a live subject. As MRI, specifically quantitative MRI, evolves and grows, so does the need for reliable and realistic quantitative phantoms. Generally, MRI phantoms consist of fluid or gel containing ions or nanoparticles, sealed into containers with simple geometry, such as cylinders or spheres. Current research focuses on developing standardized, quantitative phantoms that are biologically accurate. The sophistication of these phantoms is generally limited because it is difficult to achieve anatomical 3D geometry and mimic the contrast of multiple tissue types, especially without boundaries between sections. \ |
| 10 | +Our project focuses on achieving highly realistic anatomical geometry in combination with biological contrast values to create phantoms that are precise and quantitative. These highly precise phantoms present potential for accelerated development of quantitative MRI, as they are used for machine calibration, technological development, and can be used in the place of human test subjects. |
10 | 11 |
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11 |
| -Every project has a beautiful feature showcase page. |
12 |
| -It's easy to include images in a flexible 3-column grid format. |
13 |
| -Make your photos 1/3, 2/3, or full width. |
14 |
| - |
15 |
| -To give your project a background in the portfolio page, just add the img tag to the front matter like so: |
16 |
| - |
17 |
| - --- |
18 |
| - layout: page |
19 |
| - title: project |
20 |
| - description: a project with a background image |
21 |
| - img: /assets/img/12.jpg |
22 |
| - --- |
23 |
| - |
24 |
| -<div class="row"> |
25 |
| - <div class="col-sm mt-3 mt-md-0"> |
26 |
| - {% include figure.liquid loading="eager" path="assets/img/1.jpg" title="example image" class="img-fluid rounded z-depth-1" %} |
27 |
| - </div> |
28 |
| - <div class="col-sm mt-3 mt-md-0"> |
29 |
| - {% include figure.liquid loading="eager" path="assets/img/3.jpg" title="example image" class="img-fluid rounded z-depth-1" %} |
30 |
| - </div> |
31 |
| - <div class="col-sm mt-3 mt-md-0"> |
32 |
| - {% include figure.liquid loading="eager" path="assets/img/5.jpg" title="example image" class="img-fluid rounded z-depth-1" %} |
33 |
| - </div> |
34 |
| -</div> |
35 |
| -<div class="caption"> |
36 |
| - Caption photos easily. On the left, a road goes through a tunnel. Middle, leaves artistically fall in a hipster photoshoot. Right, in another hipster photoshoot, a lumberjack grasps a handful of pine needles. |
37 |
| -</div> |
38 | 12 | <div class="row">
|
39 |
| - <div class="col-sm mt-3 mt-md-0"> |
40 |
| - {% include figure.liquid loading="eager" path="assets/img/5.jpg" title="example image" class="img-fluid rounded z-depth-1" %} |
41 |
| - </div> |
42 |
| -</div> |
43 |
| -<div class="caption"> |
44 |
| - This image can also have a caption. It's like magic. |
45 |
| -</div> |
46 |
| - |
47 |
| -You can also put regular text between your rows of images. |
48 |
| -Say you wanted to write a little bit about your project before you posted the rest of the images. |
49 |
| -You describe how you toiled, sweated, _bled_ for your project, and then... you reveal its glory in the next row of images. |
50 |
| - |
51 |
| -<div class="row justify-content-sm-center"> |
52 |
| - <div class="col-sm-8 mt-3 mt-md-0"> |
53 |
| - {% include figure.liquid path="assets/img/6.jpg" title="example image" class="img-fluid rounded z-depth-1" %} |
54 |
| - </div> |
55 |
| - <div class="col-sm-4 mt-3 mt-md-0"> |
56 |
| - {% include figure.liquid path="assets/img/11.jpg" title="example image" class="img-fluid rounded z-depth-1" %} |
57 |
| - </div> |
58 |
| -</div> |
59 |
| -<div class="caption"> |
60 |
| - You can also have artistically styled 2/3 + 1/3 images, like these. |
61 |
| -</div> |
62 |
| - |
63 |
| -The code is simple. |
64 |
| -Just wrap your images with `<div class="col-sm">` and place them inside `<div class="row">` (read more about the <a href="https://getbootstrap.com/docs/4.4/layout/grid/">Bootstrap Grid</a> system). |
65 |
| -To make images responsive, add `img-fluid` class to each; for rounded corners and shadows use `rounded` and `z-depth-1` classes. |
66 |
| -Here's the code for the last row of images above: |
67 |
| - |
68 |
| -{% raw %} |
69 |
| - |
70 |
| -```html |
71 |
| -<div class="row justify-content-sm-center"> |
72 |
| - <div class="col-sm-8 mt-3 mt-md-0"> |
73 |
| - {% include figure.liquid path="assets/img/6.jpg" title="example image" class="img-fluid rounded z-depth-1" %} |
74 |
| - </div> |
75 |
| - <div class="col-sm-4 mt-3 mt-md-0"> |
76 |
| - {% include figure.liquid path="assets/img/11.jpg" title="example image" class="img-fluid rounded z-depth-1" %} |
77 |
| - </div> |
| 13 | + {% include figure.liquid loading="eager" path="assets/img/project_photos/QPhantom_2.png" title="MRDust_1" caption="A. Brainweb data is segmented to create a 3D model, which is printed with an SLA 3D printer. B. Silicone is cast into the printed molds and then removed. C. An acrylic base is laser cut and sandblasted to improve hydrogel adhesion. D. The molds are filled with UV-curable stock, layered with acrylic, and cured. Tissue compartments are successively cast to build a multi-layered brain phantom. E. The phantom is scanned using a 3D T2 CUBE sequence and validated with gold standard mapping methods." class="img-fluid rounded z-depth-1" %} |
78 | 14 | </div>
|
79 |
| -``` |
80 |
| - |
81 |
| -{% endraw %} |
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