Indicators of upcoming electric breakdown in a pyroelectric accelerator

P Karataev, A Oleinik, K Fedorov, A Klenin… - Applied Physics …, 2022 - iopscience.iop.org
This paper describes indicators that can be used to monitor the operating mode of a
pyroelectric accelerator. It is shown that the ratio of the characteristic X-ray emission lines …

Dynamics of pyroelectric accelerators

R Ghaderi, FA Davani - Applied Physics Letters, 2015 - pubs.aip.org
Pyroelectric crystals are used to produce high energy electron beams. We have derived a
method to model electric potential generation on LiTaO 3 crystal during heating cycle. In this …

Improvement of pyroelectric figures of merit in zirconia-doped congruent lithium niobate single crystals

YZ Zhu, SP Lin, Y Zheng, DC Ma, B Wang - Journal of materials science, 2016 - Springer
Pyroelectric materials are widely investigated for thermal devices. As an efficient standard
for evaluation, the pyroelectric figures of merit (FoM) for specific thermal-related applications …

Regulation of particle generation processes in a pyroelectric accelerator using geometry

AN Oleinik, ME Gilts, PV Karataev, AS Kubankin… - Nuclear Instruments and …, 2024 - Elsevier
The generation of electrons and X-rays using a pyroelectric accelerator is highly appealing
from a practical point of view due to the potential for compact and energy-efficient devices …

Calculating the maximum possible yield for a typical pyroelectric neutron generator

S Mohtashami, H Afarideh, FA Davani… - Journal of …, 2022 - iopscience.iop.org
Pyroelectric crystals are heated/cooled to supply DD/DT fusion for the purpose of neutron
generation. Enhancing the pyroelectric neutron generators (PNG) yield is one of the main …

A dual-energy pyroelectric accelerator

S Mohtashami, H Afarideh, FA Davani… - Journal of …, 2021 - iopscience.iop.org
Pyroelectric crystals have been known as portable particle accelerators for more than a
decade. With a single 10 mm thick× 30 mm diameter LiTaO 3 z-cut pyroelectric crystal, we …

Computer simulations of the phase-space characteristics of electrons in a pyroelectric accelerator

PG Shapovalov, AN Oleinik… - Journal of …, 2024 - iopscience.iop.org
In this paper, we focus on simulating a pyroelectric accelerator using COMSOL Multiphysics.
We utilize the static surface charge distribution obtained from an experiment conducted on a …

Electric discharge relevant to pyroelectric spontaneous polarization inducing irreproducibility of pyroelectric x-ray generation

M Naito, H Kusano, H Nagaoka… - Advances in X-Ray …, 2022 - spiedigitallibrary.org
The spontaneous polarization of pyroelectric crystal is utilized to X-ray emission in low
pressure gas of~ 1 Pa, which has a potential as a future in-situ X-ray source with small size …

Pyroelektrische Röntgenquellen zur Materialanalyse

M Wilke - 2022 - repo.bibliothek.uni-halle.de
Die Nutzung des pyroelektrischen Effekts bietet die Möglichkeit zur Emission und
gerichteten Beschleunigung von Elektronen. Dieser Vorgang kann wiederum zur Erzeugung …

НАРУШЕНИЕ СООТВЕТСТВИЯ ТОКА ИНДУКЦИИ И ТОКА ЭМИССИИ ПРИ ПИРОЭЛЕКТРИЧЕСКОМ ЭФФЕКТЕ В МОНОКРИСТАЛЛЕ ТАНТАЛАТА ЛИТИЯ В …

АН ОЛЕЙНИК, МЭ ГИЛЬЦ, ПВ КАРАТАЕВ… - ПИСЬМА В ЖУРНАЛ …, 2023 - elibrary.ru
Представлено сравнение тока индукции и тока эмиссии в ходе осуществления
пироэлектрического эффекта в условиях вакуума при периодическом варьировании …