Environmental News Bits

MARCH 8, 2024

… Continue reading Potato plant radiation sensors could one day monitor radiation in areas surrounding power plants Radioactive pollution damages the environment, and it’s nearly impossible to detect without specialized equipment.

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Physics World

MAY 23, 2022

Citing the ESTRO 2022 programme, she noted that many researchers are already developing adaptation and personalization for every part of the radiation treatment chain. Instead, even though it may be hard to use and difficult to interpret, use this information to personalize radiation therapy at every level for every patient.”.

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Physics World

DECEMBER 9, 2021

As space missions venture ever further afield, spacecraft will inevitably be exposed to greater amounts of cosmic radiation that can damage or even destroy their onboard electronics. Cosmic radiation is ionizing radiation made up of a mixture of heavy ions and cosmic rays (high-energy protons, electron and atomic nuclei).

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Physics World

OCTOBER 26, 2021

A technology called monochromatic X-ray imaging could reduce radiation dose per mammogram by a factor of five to 10 times, according to a research review published in the European Journal of Radiology. However, the radiation delivered by the technique has been a focus of debates regarding possible cancer risk associated with breast screening.

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Physics World

DECEMBER 17, 2021

Tardigrades are much more resilient than humans when it comes to exposure to ionizing radiation. So they can ignore a recent announcement from the Netherlands Authority for Nuclear Safety and Radiation Protection (ANVS) warning people against wearing several items that are claimed to “protect” from the microwave radiation used by 5G networks.

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Physics World

NOVEMBER 2, 2021

Louis have found that radiation may reverse heart rhythm disorders, such as arrhythmias, long-term by reprogramming damaged heart cells. What we’ve seen is that radiation therapy can modulate how fast the impulse travels by changing the expression of genes and proteins in the heart.”. There are many ways to stop an arrhythmia.

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Physics World

DECEMBER 7, 2021

At these extreme intensities, the laser pulse is able to push the plasma electrons forward by radiation pressure, which accelerates the carbon and protons. This is what we explore with radiobiology studies – looking at cell models, exposing them to laser-driven radiation and comparing it to standard sources. Simple cells.

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Radiation 132

Physics World

MAY 16, 2022

In short: the potential for immunotherapy agents to scale the regional efficacy of radiation treatment, while on the flip-side localized radiation acts as an adjuvant for immunotherapy of solid tumours and lymphomas. The US researchers determined that “a single radiation fraction delivered 0.5 A winning combination.

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Physics World

AUGUST 24, 2021

Targeted radionuclide therapy (TRT) can increase the effectiveness of immunotherapy, helping to eradicate metastatic cancer in mice even when the radiation dose is too low to destroy the cancer outright. NM600 can be used for both diagnostic imaging ( 86 Y-NM600) or delivery of therapeutic radiation ( 90 Y-NM600). 13:eabb3631).

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Environmental News Bits

NOVEMBER 6, 2024

Engineers can … Continue reading To make nuclear fusion a reliable energy source one day, scientists will first need to design heat- and radiation-resilient materials Fusion reactors aim to reproduce on Earth what happens in the core of the Sun, where very light elements merge and release energy in the process.

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Physics World

SEPTEMBER 3, 2021

But should they be worried about radiation from solar flares that they could be exposed to when flying? A research team led by Yosuke Yamashiki at Kyoto University has addressed that question by looking at radiation doses experienced in aeroplanes flying eight different routes during five events called “ground level enhancements” (GLEs).

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Radiation 128

New Scientist

APRIL 4, 2023

Putting two forms of semiconductor material called gallium oxide together seems to make it completely resistant to radiation

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Scientific American

MARCH 6, 2023

A multiyear project studying stray dogs around Chernobyl aims to uncover the health effects of chronic radiation exposure

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Physics World

JUNE 28, 2022

CT-free PET reduces radiation dose. But the CT scan performed alongside to obtain attenuation maps can deliver a substantial radiation dose, negating these low-dose benefits. The lutetium in the scintillator contains a small amount – less than 3% – of the radioisotope 176 Lu, which emits background radiation during the scan.

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New Scientist

APRIL 8, 2022

High radiation levels seen as Russian forces captured Chernobyl in February were put down to contaminated topsoil being disturbed, but experts now believe they could have been due to interference with wireless sensors

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Physics World

MARCH 3, 2022

Standard-of-care for these tumours typically involves some combination of surgery, radiation therapy and chemotherapy, but patients still often survive only a few months following treatment. The therapy, when combined with a burst of radiation, halted glioblastoma growth and prolonged mouse survival. “We An unwanted brake.

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Inside Climate News

FEBRUARY 27, 2023

By Bob Berwyn A scientific showdown over whether dispersing massive amounts of reflective particles high into the atmosphere could temporarily and safely mask global warming intensified this week, as a group of more than 60 researchers published a letter Monday calling for accelerated research and small-scale field experiments into what is called solar (..)

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Radiation Atmosphere Greenhouse Climate Change 101

New Scientist

MAY 2, 2022

Russian troops destroyed and stole equipment used to monitor radiation levels at Chernobyl, requiring the creation of a new sensor network that could involve drones and robots to avoid landmines in the area

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Radiation 97

New Scientist

FEBRUARY 25, 2022

After Russian forces captured the ruined Chernobyl nuclear power plant on 24 February, sensors at the site report a spike in radiation levels

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Radiation Nuclear Power 101

New Scientist

AUGUST 12, 2022

Simulations show that a 1000-day mission to Mars would expose astronauts to radiation doses above 1 sievert, even with metal shielding

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Physics World

MARCH 29, 2022

Because children are more sensitive to ionizing radiation than adults, using the lowest possible radiation dose to obtain diagnostic quality images is the goal of every radiology professional performing paediatric CT. The post Deep learning can decrease radiation dose in paediatric CT scans appeared first on Physics World.

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New Scientist

APRIL 29, 2022

Two mannequins designed to represent female bodies will measure radiation exposure on NASA's Artemis I mission later this year, in preparation for putting the first woman on the moon

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Physics World

MAY 20, 2022

MR-guided radiation therapy (MRgRT) has been running routine clinical practice. MRI and 0.35T MR-LINAC using QUASAR™ MRID 3D Geometric Distortion Analysis System in radiation oncology. MRI and 0.35T MR-LINAC using QUASAR™ MRID 3D Geometric Distortion Analysis System in radiation oncology. Want to take part in this webinar?

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New Scientist

JANUARY 13, 2022

Life on Earth is made possible by our planet’s magnetosphere – an invisible radiation shield that protects the surface – now it turns out that super-Earths could have magnetospheres too

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New Scientist

AUGUST 26, 2021

The surface of Mars is bombarded with far more dangerous radiation than Earth, but the area just inside caves may shield from UV rays while providing just enough light for life

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Physics World

APRIL 28, 2022

The post Radiation detectors could help find ancient buildings and dinosaur bones appeared first on Physics World. They also point out other uses, including helping in the search for dinosaur bones. We also look at what is new in physics, including how X-ray astronomers are giving biomedical imaging a boost.

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Radiation 96

Physics World

AUGUST 11, 2021

billion diagnostic imaging exams are performed each year across the globe, with medical radiation use accounting for 98% of the population’s dose from artificial sources. Web-based tool estimates foetal radiation dose from CT scans. More than 3.6 The size of a patient will influence their individual organ doses. Metric definition.

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Union of Concerned Scientists

MAY 8, 2024

The clock is ticking for the Radiation Exposure Compensation Act (RECA), which provides health screenings and compensation for people sickened by radiation from U.S. government to protect the public from dangerous and harmful radiation. nuclear weapons production.

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New Scientist

AUGUST 26, 2024

To determine an object’s quantum properties, you may only need to measure how it exchanges heat with its environment, without touching the object itself

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Physics World

JUNE 29, 2022

The long-term vision is compelling, with ProKnow very much front-and-centre as NHS England cancer centres seek to reimagine best practice in the planning, delivery and management of their radiation therapy services while personalizing treatment to meet the clinical needs of individual patients. Collaboration reimagined.

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Radiation 98

New Scientist

JULY 8, 2021

Clothes and covers made of a smart fabric that radiates heat and reflects light could help people and objects out in the sun stay several degrees cooler

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Physics World

OCTOBER 21, 2021

There have been enormous improvements in radiation therapy over the last 20 years. During his studies at KIT (Karlsruhe Institute of Technology) he gained broad experience in different workflows in radiation therapy while analysing them. Want to take part in this webinar? Join the audience.

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New Scientist

JULY 1, 2024

Syntrichia caninervis is found in some of the most extreme places on Earth and can survive conditions that would kill almost any other organism, making it a potential candidate for colonising Mars

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Physics World

APRIL 13, 2022

Developing a dosimetry technique: Spectrally-integrated Cherenkov light intensity at the patient surface for a molecular radiation treatment of papillary thyroid carcinoma, with radioisotope uptake distributed in the tumour. The post Cherenkov light could enable dosimetry of molecular radiation therapy appeared first on Physics World.

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Physics World

JUNE 4, 2021

In radiation therapy, patient safety starts and ends with independent QA, a comprehensive programme of machine, patient-specific and workflow checks for identifying – and mitigating – human and system errors in an expanding universe of complex treatment variables.

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Real Climate

JULY 10, 2022

The fact that there is a natural greenhouse effect (that the atmosphere restricts the passage of infra-red (IR) radiation from the Earth’s surface to space) is easily deducible from; i) the mean temperature of the surface (around 15ºC) and, ii) knowing that the planet is normally close to radiative equilibrium. in IPCC TAR).

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PA Environment Daily

JANUARY 10, 2024

Monitoring Radiation Risk Modeling and calculations using accepted scientific methods show any radionuclides emitted into the air will not pose a health risk. Radiation monitors will be placed in six onsite locations and will measure 24 hours a day, seven days a week, and be analyzed regularly, DEP explained.

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