Results 131 to 140 of about 33,843 (285)

Deepest ever photographed Geminid with small but non-negligible terminal mass

open access: yesAstronomy & Astrophysics
We report an instrumental observation of the very exceptional Geminid fireball that was observed in the scope of the Czech part of the European Fireball Network (EN) on 13 December, 2012 at 4h12m59.4s UT.
Spurný Pavel, Borovička Jiří
doaj   +1 more source

Resonances and fluctuations in the statistical model

open access: yesEPJ Web of Conferences, 2012
We describe how the study of resonances and fluctuations can help constrain the thermal and chemical freezeout properties of the fireball created in heavy ion collisions. This review is based on [1–5]
Torrieri Giorgio
doaj   +1 more source

A QED Model for Non-thermal Emission from SGRs and AXPs

open access: yes, 2005
Previously, we showed that, owing to effects arising from quantum electrodynamics (QED), magnetohydrodynamic fast modes of sufficient strength will break down to form electron-positron pairs while traversing the magnetospheres of strongly magnetised ...
Hernquist, Lars, Heyl, Jeremy S.
core   +2 more sources

Dissection of Mitochondrial Function via Chemical Perturbation and Single‐Cell Profiling

open access: yesCell Proliferation, EarlyView.
We establish a systematic framework to dissect mitochondrial function at the module level by combining targeted chemical perturbations with scRNA‐seq. This approach reveals shared and module‐specific programs linking mitochondrial activity to mito‐nuclear communication, stress response, and cell cycle, highlighting the tight coupling between ...
Hao Luo   +4 more
wiley   +1 more source

Chasing the perfida Albione: Anglo‐Italian productivity gap in the late 1930s

open access: yesThe Economic History Review, EarlyView.
Abstract This paper presents new estimates of Anglo‐Italian labour productivity levels in manufacturing in the late 1930s, derived using the standard single‐deflation approach. The findings confirm a substantial productivity gap between Italy and the United Kingdom at the aggregate level, alongside pronounced intersectoral heterogeneity.
Tancredi Salamone
wiley   +1 more source

Effects of main components on energy output characteristics of thermobaric explosive — A case study of typical formulations

open access: yesDefence Technology
As a kind of high-efficiency explosive with compound destructive capability, the energy output law of thermobaric explosives has been receiving great attention.
Yunfei Zhao   +5 more
doaj   +1 more source

Heavy-flavor transport and hadronization in a small fireball [PDF]

open access: yesEPJ Web of Conferences
We study heavy-flavor hadron production in high-energy pp collisions, assuming the formation of a small, deconfined and expanding fireball where charm quarks can undergo rescattering and hadronization.
Beraudo Andrea   +5 more
doaj   +1 more source

ER proteostasis meets mitochondrial function: contact sites as hubs of communication and therapeutic targets

open access: yesThe FEBS Journal, EarlyView.
Proteostasis ensures proper protein folding, modification, and degradation, while its impairment triggers ER stress. Chronic ER stress and maladaptive UPR via the CHOP–ERO1 axis remodel ERMCs, altering calcium signaling and mitochondrial metabolism.
Giorgia Maria Renna   +5 more
wiley   +1 more source

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