Results 21 to 30 of about 164,680 (351)

Coupling Rydberg atoms to microwave fields in a superconducting coplanar waveguide resonator [PDF]

open access: yes, 2020
Rydberg helium atoms traveling in pulsed supersonic beams have been coupled to microwave fields in a superconducting coplanar waveguide (CPW) resonator. The atoms were initially prepared in the 1s55s $^3$S$_1$ Rydberg level by two-color two-photon laser ...
Hogan, S. D., Morgan, A. A.
core   +2 more sources

Cryosurgery with Pulsed Electric Fields

open access: yesPLoS ONE, 2011
This study explores the hypothesis that combining the minimally invasive surgical techniques of cryosurgery and pulsed electric fields will eliminate some of the major disadvantages of these techniques while retaining their advantages. Cryosurgery, tissue ablation by freezing, is a well-established minimally invasive surgical technique.
Daniels, Charlotte S, Rubinsky, Boris
openaire   +6 more sources

Intense Pulsed Electric Fields Denature Urease Proteins [PDF]

open access: yesBioelectricity, 2019
AbstractThis paper describes the effects of nanosecond pulsed electric fields (nsPEFs) on the structure and enzyme activity of three kinds of proteins. Intense (up to 300 kV/cm), 5-ns-long electrical pulses were applied to solutions of lysozyme (14 kDa, monomer), albumin (67 kDa, monomer), and urease (480 kDa, hexamer).
Urabe, Gen   +2 more
openaire   +3 more sources

Effect of gate shaping and consequent process changes on AlGaN/GaN HEMT reliability [PDF]

open access: yes, 2012
The effect of gate shape and its necessary fabrication process on the reliability of AlGaN/GaN high electron mobility transistors (HEMT) was studied on devices fabricated on the same wafer, using DC and pulsed HEMT analysis.
Arehart   +24 more
core   +2 more sources

Excitation and characterization of long-lived hydrogenic Rydberg states of nitric oxide [PDF]

open access: yes, 2020
High Rydberg states of nitric oxide (NO) with principal quantum numbers between 40 and 100 and lifetimes in excess of 10 $\mu$s have been prepared by resonance enhanced two-color two-photon laser excitation from the X $^2\Pi_{1/2}$ ground state through ...
Deller, A., Hogan, S. D
core   +2 more sources

Observations on the water distribution and extractable sugar content in carrot slices after pulsed electric field treatment [PDF]

open access: yes, 2014
peer-reviewedThe impact of pulsed electric field (PEF) processing conditions on the distribution of water in carrot tissue and extractability of soluble sugars from carrot slices was studied.
Aguilo-Aguayo, Ingrid   +5 more
core   +1 more source

Research Progress in the Recovery of Bioactive Substances from Agricultural Product Processing Waste by Pulsed Electric Field

open access: yesShipin gongye ke-ji
Pulsed electric field (PEF) is a new type of physical field processing technology, which has the advantages of short treatment time, low-energy consumption and eco-friendly.
Shiyin LUO   +5 more
doaj   +1 more source

Pulsed beams as field probes for precision measurement

open access: yes, 2007
We describe a technique for mapping the spatial variation of static electric, static magnetic, and rf magnetic fields using a pulsed atomic or molecular beam.
B. E. Sauer   +9 more
core   +1 more source

Numerical Investigations into the Homogenization Effect of Nonlinear Composite Materials on the Pulsed Electric Field

open access: yesEnergies
Pulsed power equipment is often characterized by high energy density and field intensity. In the presence of strong electric field intensity, charge accumulation within insulators exacerbates electric field non-uniformity, leading to potential insulation
Jiawei Wang   +3 more
doaj   +1 more source

A time scale for electrical screening in pulsed gas discharges [PDF]

open access: yes, 2014
The Maxwell time is a typical time scale for the screening of an electric field in a medium with a given conductivity. We introduce a generalization of the Maxwell time that is valid for gas discharges: the \emph{ionization screening time}, that takes ...
Ebert, Ute   +2 more
core   +3 more sources

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