Results 11 to 20 of about 2,739,509 (348)

Nano-pulse stimulation™ therapy (NPS™) is superior to cryoablation in clearing murine melanoma tumors

open access: yesFrontiers in Oncology, 2023
BackgroundNano-Pulse Stimulation™ Therapy (NPS™) is a new, bioelectric modality that applies ultrashort pulses of electric energy to trigger regulated cell death in treated tissues.
Amanda McDaniel   +6 more
doaj   +1 more source

Solvatochromic and Ligand Effects in Ultrafast Intramolecular Electron Transfer in Fe-based Molecular Photosensitizers [PDF]

open access: yesEPJ Web of Conferences, 2019
Metal-to-ligand charge-transfer (MLCT) excited state lifetimes of [Fe(CN)4(2,2’-bipyridine)]2- and [Fe(CN)4(2,3-bis(2-pyridyl)pyrazine)]2-exhibit strong solvent and ligand dependence. We conclude that these effects can be described with Marcus-like model
Kunnus Kristjan   +9 more
doaj   +1 more source

Single-stage GaSe OPCPA delivering high-energy few-cycle pulses at 11 µm wavelength – INVITED [PDF]

open access: yesEPJ Web of Conferences, 2023
The generation of sub-five optical cycle pulses centered at 11.2 µm wavelength with 50 µJ energy at a 1 kHz repetition rate is reported. A GaSe optical parametric chirped pulse amplifier (OPCPA) is driven by the residual 2.0 µm pump and 5 µm idler of a ...
Bock Martin   +3 more
doaj   +1 more source

Chiral photochemistry of achiral molecules

open access: yesNature Communications, 2022
The authors report non-adiabatic first principles molecular dynamics to show how an achiral molecule can be converted to a chiral one upon photoexcitation.
Umberto Raucci   +4 more
doaj   +1 more source

Understanding the value of biobank attributes to researchers using a conjoint experiment

open access: yesScientific Reports, 2023
Biobanks are important in biomedical and public health research, and future healthcare research relies on their strength and capacity. However, there are financial challenges related to the operation of commercial biobanks and concerns around the ...
Deepshikha Batheja   +5 more
doaj   +1 more source

Time-resolved photoelectron spectroscopy of organic molecules in aqueous solutions [PDF]

open access: yesEPJ Web of Conferences, 2019
We use time-resolved photoelectron spectroscopy with wavelength-selected XUV femtosecond pulses to study photoinduced dynamics of organic molecules in solutions at millimolar concentrations.
Hummert Johan   +5 more
doaj   +1 more source

Pharmacomechanical Thrombectomy for Acute Limb Threatening Lower Extremity Arterial Thrombosis Secondary to COVID-19

open access: yesJournal of Clinical Interventional Radiology ISVIR, 2022
Purpose The aim of this study was to report the clinical effectiveness and safety of pharmacomechanical thrombectomy (PMT) for acute limb threatening lower extremity arterial thrombosis secondary to coronavirus disease 2019 (COVID-19). Methods 
Rajesh Girdhardas Mundhada   +4 more
doaj   +1 more source

High-speed pulse train amplification in semiconductor optical amplifiers with optimized bias current [PDF]

open access: yes, 2017
In this paper, we have experimentally investigated the optimized bias current of semiconductor optical amplifiers (SOAs) to achieve high-speed input pulse train amplification with high gain and low distortion.
Ghafouri-Shiraz, H.   +3 more
core   +1 more source

Nano-Pulse Stimulation is a physical modality that can trigger immunogenic tumor cell death

open access: yesJournal for ImmunoTherapy of Cancer, 2017
Background We have been developing a non-thermal, drug-free tumor therapy called Nano-Pulse Stimulation (NPS) that delivers ultrashort electric pulses to tumor cells which eliminates the tumor and inhibits secondary tumor growth. We hypothesized that the
Richard Nuccitelli   +6 more
doaj   +1 more source

Rehybridization dynamics into the pericyclic minimum of an electrocyclic reaction imaged in real-time

open access: yesNature Communications, 2023
Electrocyclic reactions are characterized by the concerted formation and cleavage of both σ and π bonds through a cyclic structure. This structure is known as a pericyclic transition state for thermal reactions and a pericyclic minimum in the excited ...
Y. Liu   +19 more
doaj   +1 more source

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