Results 71 to 80 of about 465,113 (285)

Re‐Awakening Public Attention to the Silent Pandemic of Cancer Among Older Adults in Low‐ and Middle‐Income Countries

open access: yesAging and Cancer, EarlyView.
ABSTRACT As global populations age, cancer is increasingly becoming a leading cause of morbidity and mortality among older adults, particularly in low‐ and middle‐income countries (LMICs). Despite accounting for the majority of new cancer cases and deaths, older individuals remain underrepresented in cancer research, clinical guidelines, and health ...
Ibrahim Bidemi Abdullateef   +2 more
wiley   +1 more source

Nanostructured Metal Oxide-Based Acetone Gas Sensors: A Review

open access: yesSensors, 2020
Acetone is a well-known volatile organic compound that is widely used in different industrial and domestic areas. However, it can have dangerous effects on human life and health. Thus, the realization of sensitive and selective sensors for recognition of
Vahid Amiri   +4 more
doaj   +1 more source

Fiber Bragg Grating sensors for deformation monitoring of GEM foils in HEP detectors

open access: yes, 2015
Fiber Bragg Grating (FBG) sensors have been so far mainly used in high energy physics (HEP) as high precision positioning and re-positioning sensors and as low cost, easy to mount, radiation hard and low space- consuming temperature and humidity devices.
Benussi, L.   +9 more
core   +1 more source

Cutaneous Phosphorylated Alpha‐Synuclein in Lewy Body Dementia

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To determine the test performance of cutaneous phosphorylated alpha‐synuclein (P‐SYN) in dementia with Lewy bodies (DLB), individuals with reduced Montreal Cognitive Assessment (MoCA) and healthy controls. Methods This is the first subgroup analysis of the Synuclein‐One study, a prospective, blinded study evaluating P‐SYN detection ...
Christopher H. Gibbons   +31 more
wiley   +1 more source

Accurate, rapid, temperature and liquid-level sensor for cryogenic tanks [PDF]

open access: yes, 1970
Thermopiles measure ullage gas temperatures to within plus or minus 1.65 deg K between 20 and 300 deg K, and also serve as point liquid-level sensors. Thermopile technique measures smaller temperature differences by keeping the reference junctions inside
De Witt, R. L.   +2 more
core   +1 more source

Mechanochemical Synthesis and Characterization of Nanostructured ErB4 and NdB4 Rare‐Earth Tetraborides

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
ErB4 and NdB4 nanostructured powders are produced by mechanochemical synthesis. 5 h mechanical alloying and 4 M HCl acid leaching are used in the production. ErB4 and NdB4 powders exhibit maximum magnetization of 0.4726 emu g−1 accompanied with an antiferromagnetic‐to‐paramagnetic phase transition at about TN = 18 K and 0.132 emu g−1 with a maximum at ...
Burçak Boztemur   +5 more
wiley   +1 more source

Hyperspectral Fluorescence Imaging with a New Polarity‐Ultrasensitive Fluorescent Probe

open access: yesAdvanced Science
Hyperspectral fluorescence imaging (HSFI) could simultaneously offer morphological visualization and microenvironmental information through fluorescence wavelength‐shifting of microenvironmental‐sensitive fluorescent probes, yet its advancement is ...
Ri Zhou   +7 more
doaj   +1 more source

Beagle 2: Seeking the signatures of life on Mars [PDF]

open access: yes, 2003
ESA's Beagle 2 lander will land on Mars to search for signatures of present and past life. A Gas Analysis Package (GAP) with a mass spectrometer, XRF, Mossbauer, stereo cameras, microscope, environmental sensors, rock corer/grinder, and a Mole attachment
Gibson Jr., E. K.   +9 more
core  

Effect of gas flow on electronic transport in a DNA-decorated carbon nanotube

open access: yes, 2011
We calculate the two-time current correlation function using the experimental data of the current-time characteristics of the Gas-DNA-decorated carbon nanotube field effect transistor.
Al’tshuler B L   +9 more
core   +1 more source

Chemiresistive polyaniline-based gas sensors: a mini review [PDF]

open access: yes, 2015
This review focuses on some recent advances made in the field of gas sensors based on polyaniline [PANI], a conducting polymer with excellent electronic conductivity and electrochemical properties.
Cametti, Cesare   +3 more
core   +1 more source

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