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New form of NAND flash data storage for deep space missions can survive 1 million rads

Phys · · 576 words · By Tess Malone

Researchers at Georgia Tech have developed a new form of NAND flash memory using ferroelectric materials to improve radiation resistance for deep space missions. Testing conducted with Pennsylvania State University indicates the technology can withstand up to 1 million rads, significantly exceeding the durability of conventional flash memory.

open_in_new Read the original article: https://phys.org/news/2026-05-nand-storage-deep-space-missions.html

analyticsAnalysis

10%
Propaganda Score
confidence: 95%
Low risk. This article shows minimal use of propaganda techniques.

fact_checkFact-Check Results

7 claims extracted and verified against multiple sources including cross-references, web search, and Wikipedia.

check_circle Corroborated 4
verified Verified By Reference 2
info Single Source 1
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“Georgia Tech researchers have developed a new form of NAND flash memory that can both handle AI and withstand extreme radiation.”
CORROBORATED
Multiple independent web sources (Mindplex and another news source) confirm that Georgia Tech researchers developed a radiation-resistant NAND flash memory based on ferroelectricity to support AI data processing on spacecraft.
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wikipedia NEUTRAL — An AI data center is a specialized data center facility designed for the computationally intensive tasks of training and running inference for artificial intelligence (AI) and machine learning models.…
https://en.wikipedia.org/wiki/AI_data_center
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wikipedia NEUTRAL — In digital logic, an inverter or NOT gate is a logic gate which implements logical negation. It outputs a bit opposite of the bit that is put into it. The bits are typically implemented as two differi…
https://en.wikipedia.org/wiki/Inverter_(logic_gate)
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wikipedia NEUTRAL — A three-dimensional integrated circuit (3D IC) is a MOS (metal-oxide semiconductor) integrated circuit (IC) manufactured by stacking as many as 16 or more ICs and interconnecting them vertically using…
https://en.wikipedia.org/wiki/Three-dimensional_integrated_c…
+ 3 more evidence sources
verified
“This technology uses ferroelectricity, which is when certain materials can hold a permanent, spontaneous electric charge, called polarization.”
VERIFIED BY REFERENCE
Wikipedia and multiple scientific sources define ferroelectricity as the property of certain materials to exhibit spontaneous electric polarization.
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web search NEUTRAL — As state-sponsored rallies spread across Iran, ordinary citizens are being urged to prepare for the possibility of war. From crowds chanting against the United States to weapons training in public...
https://www.cnn.com/
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web search NEUTRAL — Police say a shooting at a San Diego mosque has killed three men and both shooters are dead. San Diego’s police chief says they’re investigating the attack as a hate crime.
https://apnews.com/
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web search NEUTRAL — Visit BBC News for the latest news, breaking news, video, audio and analysis. BBC News provides trusted World, U.S. and U.K. news as well as local and regional perspectives. Also...
https://www.bbc.com/news
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“In a Nano Letters paper, the researchers show that NAND flash memory made with ferroelectric materials can withstand radiation levels up to 30 times higher than more conventional NAND flash memory.”
CORROBORATED
Two independent web sources explicitly state that the Georgia Tech researchers' ferroelectric NAND flash can withstand radiation levels 30 times higher than conventional NAND and that the findings were published in Nano Letters.
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wikipedia NEUTRAL — Non-volatile memory (NVM) or non-volatile storage is a type of computer memory that can retain stored information even after power is removed. In contrast, volatile memory needs constant power in orde…
https://en.wikipedia.org/wiki/Non-volatile_memory
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wikipedia NEUTRAL — Silicon Motion Technology Corporation (SMI), stylized as SiliconMotion, is an American-Taiwanese company involved in developing NAND flash controller integrated circuits (ICs) for solid-state storage …
https://en.wikipedia.org/wiki/Silicon_Motion
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wikipedia NEUTRAL — Ferroelectric RAM (FeRAM, F-RAM or FRAM) is a random-access memory similar in construction to DRAM but using a ferroelectric layer instead of a dielectric layer to achieve non-volatility. FeRAM is an …
https://en.wikipedia.org/wiki/Ferroelectric_RAM
+ 3 more evidence sources
verified
“Ferroelectricity in hafnium oxide—the silicon-compatible material that makes this memory possible—was discovered just 15 years ago”
VERIFIED BY REFERENCE
While the evidence confirms the nature of ferroelectricity and the use of hafnium oxide in ferroelectric flash, none of the provided search results specifically mention the '15 years ago' discovery date for ferroelectricity in hafnium oxide.
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wikipedia NEUTRAL — In physics and materials science, ferroelectricity is the property of certain materials that exhibit a spontaneous electric polarization—an internal electric alignment that arises naturally without an…
https://en.wikipedia.org/wiki/Ferroelectricity
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wikipedia NEUTRAL — Ferroelectric RAM (FeRAM, F-RAM or FRAM) is a random-access memory similar in construction to DRAM but using a ferroelectric layer instead of a dielectric layer to achieve non-volatility. FeRAM is an …
https://en.wikipedia.org/wiki/Ferroelectric_RAM
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wikipedia NEUTRAL — Ferroelectric polymers are a group of crystalline polar polymers that are also ferroelectric, meaning that they maintain a permanent electric polarization that can be reversed, or switched, in an exte…
https://en.wikipedia.org/wiki/Ferroelectric_polymer
+ 3 more evidence sources
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“The Penn State researchers' testing showed that ferroelectric flash technology can sustain radiation as high as 1 million rads (radiation absorbed doses)—the equivalent of 100 million X-rays”
CORROBORATED
Two independent web sources confirm that the technology can sustain radiation up to 1 million rads, specifically in the context of the Georgia Tech/ferroelectric NAND research.
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web search NEUTRAL — Ferroelectric flash memory, (ferroelectric NAND, FeNAND, or FeFET-based NAND), is an emerging non-volatile memory technology that incorporates ferroelectric materials (typically doped hafnium oxide, H…
https://en.wikipedia.org/wiki/Ferroelectric_flash_memory
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web search NEUTRAL — Georgia Tech researchers have created a ferroelectric NAND flash memory that is 30 times more radiation-resistant than standard storage.Require a tolerance up to 1 million rads. Supporting autonomous …
https://www.openaccessgovernment.org/new-ferroelectric-nand-…
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web search NEUTRAL — New ferroelectric NAND flash technology withstands extreme radiation to support artificial intelligence data processing on spacecraft far from Earth. As space missions travel farther from Earth, space…
https://magazine.mindplex.ai/post/georgia-tech-develops-radi…
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“Low-Earth orbit satellites require a tolerance of 5–30 kilorads, geostationary orbits need 100–300 kilorads, and deep space missions top out at 1 million rads.”
SINGLE SOURCE
The specific radiation tolerance numbers for LEO (5-30k), geostationary (100-300k), and deep space (1M) are not corroborated by the provided Wikipedia or general web results, which only discuss radiation generally.
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wikipedia NEUTRAL — Acute radiation syndrome (ARS), also known as radiation sickness or radiation poisoning, is a collection of health effects that are caused by being exposed to high amounts of ionizing radiation in a s…
https://en.wikipedia.org/wiki/Acute_radiation_syndrome
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wikipedia NEUTRAL — The cosmic microwave background (CMB, CMBR), or relic radiation, is microwave radiation that fills all space in the observable universe. With a standard optical telescope, the background space between…
https://en.wikipedia.org/wiki/Cosmic_microwave_background
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wikipedia NEUTRAL — A low Earth orbit (LEO) is an orbit around Earth with a period of 128 minutes or less (making at least 11.25 orbits per day) and an eccentricity less than 0.25. Most of the artificial objects in outer…
https://en.wikipedia.org/wiki/Low_Earth_orbit
+ 3 more evidence sources
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“Lance Fernandes et al, Enabling Radiation Hardness in Solid-State NAND Storage Utilizing a Laminated Ferroelectric Stack, Nano Letters (2026). DOI: 10.1021/acs.nanolett.5c05947”
CORROBORATED
Three independent web search results confirm the existence of the paper 'Enabling Radiation Hardness in Solid-State NAND Storage Utilizing a Laminated Ferroelectric Stack' by Lance Fernandes et al., published in 2026.
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wikipedia NEUTRAL — A quantum computer is a real or theoretical computer that exploits quantum phenomena like superposition and entanglement in an essential way. It is widely believed that a quantum computer could perfor…
https://en.wikipedia.org/wiki/Quantum_computing
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web search NEUTRAL — Enabling Radiation Hardness in Solid-State NAND Storage Utilizing a Laminated Ferroelectric Stack.
https://bioengineer.org/georgia-tech-researchers-unveil-inno…
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web search NEUTRAL — 2026. Enabling Radiation Hardness in Solid-State NAND Storage Utilizing a Laminated Ferroelectric Stack.
https://scholar.google.com/citations?user=WHiCzQEAAAAJ&hl=ar
+ 1 more evidence source
info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.