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Full magnetization hysteresis measurements at MHz frequencies and high magnetic fields

A new magnetic measurement system can reproduce the actual operating environment of next-generation power electronics devices by capturing complete M-H loops up to saturation. The system enables quantitative measurements under high-frequency (MHz-band) and high-field conditions, closely matching real device operation.

SourceUniversity of Tsukuba·JournalIEEE Transactions on Instrumentation and Measurement·DateMar 30, 2026

Next-generation neuro: Studying the infant brain in motion

Researchers at Virginia Tech's Fralin Biomedical Research Institute are developing tools to gather high-quality brain function data during infancy, enabling studies on brain development and potential risk factors for disorders. The study aims to capture real-time brain activity during natural social interactions.

SourceVirginia Tech·DateDec 3, 2025
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

The diamonds that could find cancer

Researchers at the University of Warwick have developed a handheld diamond magnetometer for cancer surgery, which uses magnetic tracer fluid to detect tumours. The device is ultra-sensitive and compact, offering a non-toxic alternative to traditional methods, such as radioactive tracers or blue dye.

SourceUniversity of Warwick·JournalPhysical Review Applied·TypeExperimental study·DateAug 19, 2025

SwRI-led sounder instrument deploys across lunar surface

The Southwest Research Institute-led instrument measures electric and magnetic fields to characterize the lunar subsurface, shedding light on material differentiation and thermal history. The deployment marks a new era in lunar exploration, providing unprecedented insights into the Moon's composition and structure.

SourceSouthwest Research Institute·DateMar 13, 2025

Fraunhofer IAF launches virtual application lab for quantum sensing

The virtual application laboratory provides comprehensive technical knowledge and interactive measurement scenarios for quantum sensors. Industry can interactively assess the potential of this technology for their needs, with expert knowledge available through accompanying resources.

SourceFraunhofer Institute for Applied Solid State Physics·DateJan 29, 2025
Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

SwRI awarded $26 million to develop NOAA magnetometers

The development of magnetometers by Southwest Research Institute will measure the interplanetary magnetic field carried by the solar wind and provide critical data for NOAA's Space Weather Prediction Center. The instruments will help mitigate space weather impacts on electrical power grids, satellite communication, and navigation systems.

SourceSouthwest Research Institute·DateDec 17, 2024

First successful demonstration of a dual-media NV diamond laser system

The researchers combined an NV diamond with a laser diode in an optical resonator, successfully demonstrating the sensor system with two active media. This breakthrough enables high-contrast sensors to measure biomagnetic signals from the brain or heart with improved sensitivity and dynamic range.

SourceFraunhofer Institute for Applied Solid State Physics·JournalScience Advances·DateOct 8, 2024

Tiny quantum sensor to make a big impact

Researchers developed a new 2D quantum sensing chip using hexagonal boron nitride that can simultaneously detect temperature anomalies and magnetic fields in any direction. The chip is significantly thinner than current quantum technology for magnetometry, enabling cheaper and more versatile sensors.

SourceARC Centre of Excellence for Transformative Meta-Optical Systems·JournalNature Materials·TypeExperimental study·DateAug 5, 2024
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Novel diamond quantum magnetometer for ambient condition magnetoencephalography

Researchers have developed a highly sensitive diamond quantum magnetometer that can achieve practical ambient condition magnetoencephalography. The novel magnetometer uses a single crystalline diamond to detect magnetic fields, achieving record sensitivities of up to 9.4 pT Hz-1/2 in the frequency range of 5 to 100 Hz.

SourceTokyo Institute of Technology·JournalPhysical Review Applied·TypeExperimental study·DateJun 6, 2024

NIST researchers use cellphone compass to measure tiny concentrations of compounds important for human health

Researchers at NIST have developed a method using cellphone magnetometers to rapidly and cheaply measure biomedical properties for monitoring or diagnosing diseases, including glucose levels in saliva. The technique has the potential to detect environmental toxins and measure biomarkers such as histamines with high sensitivity.

SourceNational Institute of Standards and Technology (NIST)·JournalNature Communications·TypeExperimental study·DateApr 1, 2024

USTC explored gravity's effect on quantum spins

A joint USTC research group investigated the coupling effect between neutron spin and gravitational force using a high-precision xenon isotope magnetometer. The experimental results revealed that the weight difference between the neutron's spin-up and spin-down states was less than two sextillionths.

SourceUniversity of Science and Technology of China·JournalPhysical Review Letters·DateJun 16, 2023
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Urban sites such as Berkeley and Brooklyn have their individual magnetic pulse

A multidisciplinary study uses magnetometers to investigate the magnetic fields of metropolitan areas, finding that each city has a distinct magnetic signature. This unique characteristic can be exploited to analyze anomalies in city operation and long-term trends of urban development.

SourceJohannes Gutenberg Universitaet Mainz·JournalJournal of Applied Physics·DateJul 26, 2022

Worldwide coordinated search for dark matter

A worldwide network of optical magnetometers failed to detect dark matter signals over a one-month continuous operation. The researchers were able to formulate constraints on the characteristics of dark matter using the data from nine stations in six countries.

SourceJohannes Gutenberg Universitaet Mainz·JournalNature Physics·TypeExperimental study·DateJan 20, 2022
Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Ultra-precise magnetic field detection using squeezed light

Scientists use squeezed light to improve the sensitivity of a magnetometer, overcoming shot noise limitations. By evading measurement back-action, they enhance the magnetometer's performance and detect smaller changes in magnetic fields.

SourceICFO-The Institute of Photonic Sciences·JournalPhysical Review Letters·DateNov 5, 2021

Scientists launch 'next generation' human brain imaging lab

Researchers at Virginia Tech have developed a wearable headset that measures brain activity in real-time, allowing for the study of social interactions, humans of all ages and sizes, and people in motion. The optically pumped magnetometry technology enables movement-tolerant brain imaging simultaneously with two research volunteers.

SourceVirginia Tech·DateMay 13, 2021

Algorithms inspired by social networks reveal lifecycle of substorms, a key element of space weather

Researchers at the University of Warwick used social media-inspired algorithms to analyze space weather observations and reveal the lifecycle of substorms. The study shows that these substorms manifest as global-scale electrical current systems associated with the aurora, covering most of the Earth's night-side at high latitudes.

SourceUniversity of Warwick·JournalNature Communications·DateMar 23, 2021
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Boston College physicist Brian Zhou receives NSF CAREER Award

Brian Zhou, Assistant Professor of Physics at Boston College, has received a $567,000 NSF CAREER Award to study the imaging of photocurrents in quantum materials. He will use this funding to develop nanoscale quantum sensors for spatially imaging flow and characterize ultrathin magnetic materials.

SourceBoston College·DateMar 1, 2021

Agile underwater glider could quietly survey the seas

Purdue University scientists create ROUGHIE, a maneuverable underwater glider that can operate silently and efficiently in shallow seas. The glider's unique design allows it to follow complex paths and explore areas inaccessible to other underwater gliders.

SourcePurdue University·JournalSensors·DateFeb 23, 2021

Venus flytraps found to produce magnetic fields

A team of scientists has found that Venus flytrap electrical signals generate magnetic fields, detected using atomic magnetometers. The magnetic signals are weak, but comparable to human nerve impulse signals.

SourceJohannes Gutenberg Universitaet Mainz·JournalScientific Reports·DateFeb 2, 2021

Adapting magnetometers for noisy, physically demanding environments

Researchers adapt high-sensitivity optically pumped magnetometers to measure magnetic fields in extreme environments, including geological movements, solar flares, and neural activity. The study highlights techniques to enhance signal and reduce noise, shedding light on emerging hybrid sensors.

SourceAmerican Institute of Physics·JournalAVS Quantum Science·DateDec 8, 2020
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

New method to track ultrafast change of magnetic state

Researchers developed a precise method to measure ultrafast magnetization changes in materials by observing emitted terahertz radiation. The technique enabled the detection of an acoustically-driven ultrafast magnetization signal, confirming its accuracy and sensitivity.

SourceBielefeld University·JournalNature Communications·DateAug 25, 2020

New simple method for measuring the state of lithium-ion batteries

Researchers at Johannes Gutenberg University Mainz have developed a non-contact method for detecting the state of charge and defects in lithium-ion batteries. The technique uses atomic magnetometers to measure the magnetic field around battery cells, enabling fast and high-throughput measurements.

SourceJohannes Gutenberg Universitaet Mainz·JournalProceedings of the National Academy of Sciences·DateMay 7, 2020
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

NASA's Dellingr team awarded IRAD Team Award

The Dellingr team developed a more capable and resilient CubeSat platform, advancing the state-of-the-art in this mission class. The team's innovative approach to resilience and problem-solving enabled them to recover from system failures and gather high-quality data about Earth's upper atmosphere.

SourceNASA/Goddard Space Flight Center·DateOct 23, 2018

Latest insights into Saturn's weird magnetic field only make things weirder

Researchers found a tilt of less than 0.01 degrees in Saturn's magnetic field, contradicting the theory that it requires a significant tilt to form. The team also spotted interesting structures near the planet, including a secondary source of magnetism and electric currents flowing between the rings and the planet.

SourceImperial College London·JournalScience·DateOct 4, 2018
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

NASA technologist develops self-calibrating, hybrid space magnetometer

A NASA technologist is developing a self-calibrating hybrid space magnetometer that combines the precision of fluxgate and atomic magnetometers. The device will be ideal for CubeSat and small satellite missions, enabling simultaneous multi-point observations and studying Earth's ever-changing magnetic fields.

SourceNASA/Goddard Space Flight Center·DateAug 24, 2017

NOAA's GOES-S, T and U satellites are shaping up

The NOAA GOES-S, T, and U satellites are nearing completion with six new instruments that will offer advanced imaging capabilities for more accurate weather forecasts. The instruments include the Advanced Baseline Imager (ABI), Extreme Ultraviolet and X-ray Irradiance Sensors (EXIS), Geostationary Lightning Mapper (GLM) and others.

SourceNASA/Goddard Space Flight Center·DateJan 8, 2016

Minutest absolute magnetic field measurement

Physicists have developed an extremely high-precision method for magnetic field measurement, combining the accuracy of helium and cesium magnetometers. This device has an intrinsic sensitivity ideal for explaining the missing antimatter in the universe, a key area of research in fundamental physics and cosmology.

SourceSpringer·JournalThe European Physical Journal D·DateDec 3, 2015
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

A 'hot' new development for ultracold magnetic sensors

Researchers from Loughborough and Nottingham Universities developed a multi-SQUID device that can operate at 77 K, outperforming standard 4.2 K SQUID magnetometers. The new design uses flux focusers to achieve high temperature performance with low noise levels.

SourceAmerican Institute of Physics·JournalApplied Physics Letters·DateOct 20, 2015

VTT develops a simple but extremely sensitive magnetometer

VTT's innovative magnetometer is significantly cheaper than traditional technology and less sensitive to external magnetic fields. This makes it suitable for applications such as magnetoencephalography in neuroimaging, mining industry, industrial quality control and security.

SourceVTT Technical Research Centre of Finland·JournalNature Communications·DateNov 5, 2014

NOAA's GOES-R satellite Magnetometer ready for spacecraft integration

The NOAA Magnetometer instrument is set to monitor magnetic field variations around Earth, enabling more accurate forecasts of space weather and its effects on orbiting spacecraft and electric power grids. The advanced technology will result in more timely and accurate weather forecasts, supporting public safety and economic health.

SourceNASA/Goddard Space Flight Center·DateJul 15, 2014
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

NIST chip produces and detects specialized gas for biomedical analysis

A new microfluidic chip produced by NIST can detect the presence of molecules in a complex mixture using polarized xenon gas. The device has been demonstrated to detect weak signals corresponding to fewer than 1 trillion polarized xenon atoms, rivaling low-field optical magnetometry.

SourceNational Institute of Standards and Technology (NIST)·JournalNature Communications·DateMay 22, 2014

Grasp of SQUIDs dynamics facilitates eavesdropping

Researchers have developed an analytical approximation to study SQUID dynamics, enabling faster computation and evaluation of sensitivity in magnetometers. The technique, used for low-noise amplifiers and antennas, reduces simulation time to practically zero.

SourceSpringer·JournalThe European Physical Journal B·DateApr 22, 2014

GOES-R satellite magnetometer boom deployment successful

The successful deployment of the GOES-R satellite's magnetometer boom will enhance space weather forecasting, predicting geomagnetic storms with greater accuracy. This technology improvement supports better protection of property, public safety, and economic development.

SourceNASA/Goddard Space Flight Center·DateJul 29, 2013

Measuring Mars: The MAVEN magnetometer

The MAVEN magnetometer will study the planet's magnetic field to infer how the atmosphere evolved, helping answer why Mars became a frozen desert. By measuring sections of the planet's magnetic field, scientists can create a bigger picture of the overall atmosphere and understand its interactions with solar wind.

SourceNASA/Goddard Space Flight Center·DateMar 26, 2013
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

A 'dirt cheap' magnetic field sensor from 'plastic paint'

University of Utah physicists created a spintronic device that uses MEH-PPV plastic paint to detect magnetic fields, showing exceptional impact in real-world applications. The new magnetometer can accurately measure fields ranging from weak to strong, with potential consumer products on the market in three years or less.

SourceUniversity of Utah·JournalNature Communications·DateJun 12, 2012

NASA Goddard delivers magnetometers for NASA's next mission to Mars

The NASA Goddard Space Flight Center has delivered magnetometers for NASA's Mars Atmosphere And Volatile EvolutioN (MAVEN) mission. The instruments will measure the magnetic field on Mars, helping scientists understand particle motion and the solar wind's interaction with the planet's atmosphere.

SourceNASA/Goddard Space Flight Center·DateMay 21, 2012

Nuclear magnetic resonance with no magnets

Researchers at Berkeley Lab have successfully performed nuclear magnetic resonance (NMR) without the use of magnets, overcoming obstacles like polarization and chemical shifts. This breakthrough enables more portable and cost-effective NMR, with potential applications in medical diagnoses and field analyses.

SourceDOE/Lawrence Berkeley National Laboratory·JournalNature Physics·DateMay 18, 2011

If plants generate magnetic fields, they're not sayin'

Physicists at UC Berkeley used sensitive magnetometers to search for biomagnetism in the world's largest flower, but found no evidence of a strong magnetic field. Despite being unable to detect a significant magnetic signal, researchers believe studying biomagnetism in plants could lead to new discoveries.

SourceUniversity of California - Berkeley·JournalJournal of Applied Physics·DateApr 7, 2011
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

NIST mini-sensor traces faint magnetic signature of human heartbeat

Researchers successfully tracked a human heartbeat using NIST's miniature atom-based magnetic sensor, confirming its potential for biomedical applications. The device measured the heart's magnetic signature in picoteslas and demonstrated sensing stability lasting tens of seconds.

SourceNational Institute of Standards and Technology (NIST)·JournalApplied Physics Letters·DateOct 14, 2010

Putting a spin on light and atoms

Researchers have improved alkali-vapor magnetometer measurements by maintaining spin polarization for over 60 seconds at room temperature, a two-orders-of-magnitude improvement. The technique involves coating the glass vapor cell with an antirelaxation coating to reduce magnetic fluctuations and collisions among atoms.

SourceDOE/Lawrence Berkeley National Laboratory·JournalPhysical Review Letters·DateSep 16, 2010

New NIST mini-sensor may have biomedical and security applications

The new NIST mini-sensor is almost 1000 times more sensitive than the original chip-scale magnetometer and can detect magnetic fields in the range of 3-40 femtoteslas. The device has potential applications in non-invasive biomagnetic measurements, such as fetal heart monitoring and brain activity measurement.

SourceNational Institute of Standards and Technology (NIST)·JournalNature Photonics·DateNov 1, 2007
DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Physicists exploit ultra-cold gases to measure ultra-small magnetic fields

Researchers have developed a device that can map magnetic fields at an unprecedented level of precision, detecting even the smallest magnetic fields with great accuracy. The breakthrough uses ultra-cold Bose-Einstein condensates to create a highly sensitive magnetometer.

SourceUniversity of California - Berkeley·JournalPhysical Review Letters·DateMay 21, 2007

Chip-scale magnetic sensor draws on mini clock design

Researchers at NIST have developed a low-power, mini clock design inspired magnetometer that can detect magnetic field changes as small as 50 picoteslas. The device is about the size of a grain of rice and can be powered with batteries.

SourceNational Institute of Standards and Technology (NIST)·JournalApplied Physics Letters·DateDec 29, 2004