Results 21 to 30 of about 1,101 (264)

The First Instrumentally Documented Fall of an Iron Meteorite: Orbit and Possible Origin

open access: yesThe Astrophysical Journal, 2023
A bright fireball observed on 2020 November 7, over Scandinavia, produced the first iron meteorite with a well-determined pre-atmospheric trajectory.
Ihor Kyrylenko   +7 more
doaj   +1 more source

Types of Fireballs

open access: yes, 2018
The good properties of Plotkin's call-by-value lambda-calculus crucially rely on the restriction to weak evaluation and closed terms. Open call-by-value is the more general setting where evaluation is weak but terms may be open. Such an extension is delicate, and the literature contains a number of proposals.
Accattoli, Beniamino, Guerrieri, Giulio
openaire   +2 more sources

Hydrodynamics of relativistic fireballs [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 1993
17, CFA 3547#
Piran, Tsvi   +2 more
openaire   +2 more sources

Simultaneous UBVRI Observations of the AE Aquarii Blobs

open access: yesActa Polytechnica CTU Proceedings, 2015
We summarize the results of our study of the cataclysmic variable AE Aqr on the basis of simultaneous UBV RI observations. For the flares, we estimated the average risetime of about 300 sec, and colours (U−B)0~1.1 and (B−V )0~0.1.
G. Latev   +3 more
doaj   +1 more source

Multi-station fireball observations combining all-sky spectroscopy and optical trajectory measurements

open access: yesEarth and Planetary Physics
Optical monitoring of fireballs can provide reconstructions of luminous trajectories and the derivation of heliocentric orbits, whereas spectral observations are able to supply information from an entirely different perspective, with composition and ...
ZhiJian Xu   +3 more
doaj   +1 more source

Diode laser gas sensing for high-speed temperature and speciation measurements inside explosive fireballs [PDF]

open access: yes, 2021
There is a need for fundamental science to defeat weapons of mass destruction. Prompt bioagent defeat strategies invoke energetic materials to generate spore killing temperatures and halogen compounds.
Murzyn, Christopher M.
core  

Mitochondria‐Damaging Self‐Reporting Probe for Cancer Therapy

open access: yesAngewandte Chemie, EarlyView.
We developed a class of self‐reporting cationic chemotherapeutic probes that selectively induce mitochondrial damage and apoptosis in cancer cells. Their unique mitochondria‐to‐nucleus fluorescence migration enables real‐time visualization of the therapeutic process. ABSTRACT Mitochondrial damage induced by chemotherapeutic agents through disruption of
Hai Xu   +10 more
wiley   +2 more sources

Thermal radiation assessment of fireballs using infrared camera [PDF]

open access: yes, 2018
The thermal radiation impact of organic peroxide fireballs is experimentally assessed using an infrared camera. Fireballs are generated while liquid peroxide filled steel drums are subjected to gas burner fire at different heating rates.
Mishra, K. B.   +7 more
core   +1 more source

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