Engineering
Design Center

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Engineering
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Engineering design
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Engineering
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2024 Design
Day projects

Save the Date! Design Day 2025 is on April 29.

Save the Date! Design Day 2025 is on April 29.

MOF/TMD van der Waals Heterostructures as Platforms for Tunable Quantum Emission

Metal-organic frameworks are complex lattice structures composed of metal ion centers joined by organic linker groups. Transition metal dichalcogenides are of great interest for displaying novel quantum properties, especially in heterostructures. Typically, these are made with two layers of a TMD, but the MOF crystal allows for higher degrees of tunability in the architecture than previous TMD-on-TMD stacking schemes, as the structure of the MOF can be modified near endlessly to couple to specific phenomena in the TMD, to give rise to unique superlattice properties. This work explores new methods of synthesizing heterostructures combining the TMD with a 2D MOF that can act as single photon sources. We have developed a method for synthesis of the MOF directly on the TMD to simplify the production process, and investigate the effects of deposition strains on the superlattice.

ScolAI

ScolAI is a machine learning pipeline designed to automate the measurement of the Cobb angle, a key metric for diagnosing scoliosis. Manual Cobb angle measurements are time-intensive and prone to variability between clinicians, which can affect treatment decisions. Our approach uses AP X-rays from scoliosis patients and implements two main strategies: hip segmentation as a proxy task and direct angle regression. The segmentation model is built on a U-Net architecture, while the regression task leverages ConvNeXT, Swin Transformer, and ResNet-50 to predict Cobb angles from spinal X-rays. Our models demonstrate low error rates and strong generalization, setting the stage for future deployment on labeled spinal datasets. ScolAI holds promise for streamlining clinical workflows and improving consistency in scoliosis care.

CryoExtract: Novel Apparatus for Streamlining Tissue Retrieval in Lung Cryobiopsy

Approximately 100,000 people are diagnosed with interstitial lung diseases (ILD) annually in the U.S., and lung cancer remains the leading cause of cancer-related deaths. Together, these burdens highlight the urgent need to innovate for improved pulmonary diagnostics. Lung cryobiopsy is a promising technique that offers the best of both forceps and surgical biopsies, low complication and high-quality samples, without the trade-offs. A challenge slowing widespread adoption of cryobiopsy is the frustrating process of removing extracted tissue from the cryoprobe tip. Current methods include aggressive shaking of the probe in formalin solution and scraping with a small hand-held tool, where both are inefficient and time-consuming according to pulmonologists. The ICOR is a novel device that easily integrates into the existing workflow, adding negligible cost while improving speed and convenience. By overcoming this hurdle, ICOR helps cryobiopsy advance toward becoming the gold standard in pulmonary disease diagnostics.

Taliyah

Biomedical Engineering

It is wonderful to watch students from different departments work together to support better engineering design opportunities at Hopkins.

To identify what can satisfy students from every engineering perspective has been both challenging and rewarding, as I’ve learned leading the multidisciplinary student advisory board for the Design Center.

Kareem

Computer Engineering

The First Year Seminar Design CornerStone helped me get exposed to a wide range of engineering disciplines and introduced me to all the makerspace and departments opportunities at Hopkins!

I am excited to take advantage of all the resources available to strengthen my engineering skills.

Alexander

Materials Science and Engineering

Being granted the opportunity to lead a design team has offered me the skillset necessary to apply both engineering and leadership skills in a collaborative environment. I look forward to utilizing these experiences in the medical device space!

 
DnATA
Team Members: Julian Chow, Resham Talwar, Varen Talwar Department: Chemical and Biomolecular…
 
Blue Hydrogen from Steelmaking Off-gas: a Techno-economic Feasibility Assessment
Team Members: Aidan Gee, Timothy Kwok, Laurent Ludwig, Raiyan Sakib Department: Chemical…