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Archive for the ‘engineering’ category: Page 72

Nov 21, 2022

Microlaser chip adds new dimensions to quantum communication

Posted by in categories: computing, engineering, quantum physics, security

Researchers at Penn Engineering have created a chip that outstrips the security and robustness of existing quantum communications hardware. Their technology communicates in “qudits,” doubling the quantum information space of any previous on-chip laser.

Liang Feng, Professor in the Departments of Materials Science and Engineering (MSE) and Electrical Systems and Engineering (ESE), along with MSE postdoctoral fellow Zhifeng Zhang and ESE Ph.D. student Haoqi Zhao, debuted the technology in a recent study published in Nature. The group worked in collaboration with scientists from the Polytechnic University of Milan, the Institute for Cross-Disciplinary Physics and Complex Systems, Duke University and the City University of New York (CUNY).

Nov 21, 2022

A combination of ultrasound and nanobubbles allows cancerous tumors to be destroyed without invasive treatments

Posted by in categories: biotech/medical, engineering, nanotechnology

A new technology developed at Tel Aviv University makes it possible to destroy cancerous tumors in a targeted manner, via a combination of ultrasound and the injection of nanobubbles into the bloodstream. According to the research team, unlike invasive treatment methods or the injection of microbubbles into the tumor itself, this latest technology enables the destruction of the tumor in a non-invasive manner.

The study was conducted under the leadership of doctoral student Mike Bismuth from the lab of Dr. Tali Ilovitsh at Tel Aviv University’s Department of Biomedical Engineering, in collaboration with Dr. Dov Hershkovitz of the Department of Pathology. Prof. Agata Exner from Case Western Reserve University in Cleveland also participated in the study. The study was published in the journal Nanoscale.

Dr. Tali Ilovitsh says that their “new technology makes it possible, in a relatively simple way, to inject nanobubbles into the bloodstream, which then congregate in the area of the cancerous . After that, using a low-frequency ultrasound, we explode the nanobubbles, and thereby the tumor.”

Nov 21, 2022

Researchers turn asphaltene into graphene for composites

Posted by in categories: 3D printing, energy, engineering

Asphaltenes, a byproduct of crude oil production, are a waste material with potential. Rice University scientists are determined to find it by converting the carbon-rich resource into useful graphene.

Muhammad Rahman, an assistant research professor of materials science and nanoengineering, is employing Rice’s unique flash Joule heating process to convert asphaltenes instantly into turbostratic (loosely aligned) graphene and mix it into composites for thermal, anti-corrosion and 3D-printing applications.

The process makes good use of material otherwise burned for reuse as fuel or discarded into tailing ponds and landfills. Using at least some of the world’s reserve of more than 1 trillion barrels of as a feedstock for graphene would be good for the environment as well.

Nov 18, 2022

Louisiana State University 3D prints full-body ‘human’ for radiotherapy

Posted by in categories: 3D printing, biotech/medical, engineering, food

face_with_colon_three circa 2018.


Meagan Moore, a Biological and Agricultural Engineering student from Louisiana State University (LSU) has 3D printed a full-size model of the human body for use in radiotherapy.

Such models used in radiotherapy mimic the human tissue, and in medical terms are known as imaging phantoms or phantoms. They are used in radiotherapy to estimate the amount of dose delivery and distribution. A customized phantom of a patient can make the whole process more precise.

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Nov 18, 2022

Dr. Peggy Hamburg, MD — Chair, Nuclear Threat Initiative (NTI), bio Advisory Group

Posted by in categories: biotech/medical, engineering, government, health, neuroscience

Guarding Against Future Global Biological Risks — Dr. Margaret “Peggy” Hamburg, MD — Chair Nuclear Threat Initiative, bio Advisory Group; Commissioner, Bipartisan Commission on Biodefense; former Commissioner, U.S. Food and Drug Administration (FDA)


Dr. Margaret “Peggy” Hamburg, MD is an internationally recognized leader in public health and medicine, who currently serves as chair of the Nuclear Threat Initiative’s (NTI) bio Advisory Group (https://www.nti.org/about/people/margaret-hamburg-md/), where she has also served as founding vice president and senior scientist. She also currently holds a role as Commissioner on the Bipartisan Commission on Biodefense (https://biodefensecommission.org/teams/margaret-a-hamburg/).

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Nov 17, 2022

Accessing Earth’s Core

Posted by in categories: engineering, space

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All of our civilization exists only a thin layer of Earth’s surface, and our deepest mines barely scratch our planet. We often talk about finding new mineral resources on other worlds or asteroids in the future, but are we ignore a treasure beneath our feet, and what other technologies and engineering might we utilize in Earth’s depths?

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Nov 17, 2022

NASA’s Artemis I Cameras to Offer New Views of Orion, Earth, Moon

Posted by in categories: engineering, space

During Artemis I, NASA’s Space Launch System (SLS) rocket will send the agency’s Orion spacecraft on a trek 40,000 miles beyond the Moon before returning to Earth. To capture the journey, the rocket and spacecraft are equipped with cameras that will collect valuable engineering data and share a unique perspective of humanity’s return to the Moon.

Nov 15, 2022

Researchers cook up a new way to remove microplastics from water

Posted by in categories: engineering, materials

Nov 15, 2022

The unfair floods of Pakistan: ‘Climate carnage’ or botched engineering?

Posted by in categories: climatology, engineering

Nov 15, 2022

The U.S. Department of Energy’s

Posted by in categories: engineering, supercomputing

The U.S. Department of Energy’s INCITE program has awarded supercomputing time to 56 projects!

Managed jointly by the Argonne Leadership Computing Facility and Oak Ridge Leadership Computing Facility, INCITE supports large-scale, computationally intensive projects that address “grand challenges” in science and engineering.

http://bit.ly/3hHCsBF

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