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We report a homebuilt ultra-high-vacuum (UHV) rotating sample manipulator with cryogenic cooling. The sample holder is thermally anchored to a built-in cryogenic cold head through flexible copper beryllium strips, permitting continuous…

Instrumentation and Detectors · Physics 2020-11-06 X. Y. Tee , A. Paré , A. P. Petrović , C. Panagopoulos

We have developed a vacuum chamber and control system for rapid testing of microfabricated surface ion traps. Our system is modular in design and is based on an in-vacuum printed circuit board with integrated filters. We have used this…

Atomic Physics · Physics 2014-01-03 Richard D Graham , Shaw-Pin Chen , Tomasz Sakrejda , John Wright , Zichao Zhou , Boris B Blinov

A sputter deposition source for use in ultrahigh vacuum (UHV) is described and some properties of the source are analyzed. The operating principle is based on the design developed by Mayr et al. [Rev. Sci. Instrum. 84, 094103 (2013)], where…

Materials Science · Physics 2018-03-15 Peter Lackner , Joong Il Jake Choi , Ulrike Diebold , Michael Schmid

Ultracold atoms exquisitely controlled by lasers are the quantum foundation, particularly for sensing, timekeeping, and computing, of state-of-the-art quantum science and technology. However, the laboratory-scale infrastructure for such…

Quantum Gases · Physics 2024-10-10 G. Kestler , K. Ton , J. T. Barreiro

We present the construction and performance of an ultra-low temperature scanning tunneling microscope (STM), working in ultra-high vacuum conditions (UHV) and in high magnetic fields up to 9 T. The cryogenic environment of the STM is…

Strongly Correlated Electrons · Physics 2018-06-12 C. Salazar , D. Baumann , T. Hänke , M. Scheffler , T. Kühne , M. Kaiser , R. Voigtländer , D. Lindackers , B. Büchner , C. Hess

Compact vacuum systems are key enabling components for cold atom technologies, facilitating extremely accurate sensing applications. There has been important progress towards a truly portable compact vacuum system, however size, weight and…

The levitation of condensed matter in vacuum allows the study of its physical properties under extreme isolation from the environment. It also offers a venue to investigate quantum mechanics with large systems, at the transition between the…

Applied Physics · Physics 2021-01-22 Gerard Planes Conangla , Raúl A. Rica Alarcón , Romain Quidant

The improvement of the number of extractable ultracold neutrons (UCNs) from converters based on solid deuterium (sD$_2$) crystals requires a good understanding of UCN transport and how the crystal's morphology influences its transparency to…

Instrumentation and Detectors · Physics 2021-01-13 Stefan Döge , Jürgen Hingerl

We show that light-induced atom desorption (LIAD) can be used as a flexible atomic source for large Rb-87 and K-40 magneto-optical traps. The use of LIAD at short wavelengths allows for fast switching of the desired vapor pressure and…

Other Condensed Matter · Physics 2007-05-23 C. Klempt , T. van Zoest , T. Henninger , O. Topic , E. Rasel , W. Ertmer , J. Arlt

The National Institute of Standards and Technology has recently begun a program to develop a primary pressure standard that is based on ultra-cold atoms, covering a pressure range of 1 x 10-6 to 1 x 10-10 Pa and possibly lower. These…

We report on a versatile mini ultra-high vacuum (UHV) chamber which is designed to be used on the MAgnetic Reflectometer with high Incident Angle of the J\"ulich Centre for Neutron Science at Heinz Maier-Leibnitz Zentrum in Garching,…

Instrumentation and Detectors · Physics 2017-01-13 A. Syed Mohd , S. Pütter , S. Mattauch , A. Koutsioubas , H. Schneider , A. Weber , T. Brückel

The implementation of a monolithic fiber-optically coupled CMOS-based TemCam-XF416 camera into our ultra-high vacuum (UHV) ultrafast reflection high-energy electron diffraction setup is reported. A combination of a pumpable gate valve and a…

Mesoscale and Nanoscale Physics · Physics 2024-11-20 Jonas D. Fortmann , Alexander Kaßen , Christian Brand , Thomas Duden , Michael Horn-von Hoegen

We present a magneto-optical trap (MOT) design based on millimeter ball lenses, contained within a metal cube of 0.75$^{\prime \prime}$ side length. We present evidence of trapping approximately $4.2\times 10^5$ of $^{85}$Rb atoms with a…

Atomic Physics · Physics 2020-10-14 Cainan S. Nichols , Leo M. Nofs , Michael A. Viray , Lu Ma , Eric Paradis , Georg Raithel

We present novel, ultra-thin, large-diameter silicon nitride windows for various soft X-ray applications. Together with the company NORCADA, we developed windows with 200 nm and 300 nm thickness withstanding pressure differences above 1…

High Energy Physics - Experiment · Physics 2026-05-13 K. Desch , E. Ferrer-Ribas , F. J. Iguaz , J. von Oy , A. Quintana , T. Schiffer

We theoretically investigate the effect of ``glancing" collisions on the ultra-high vacuum (UHV) pressure readings of the cold atom vacuum standard (CAVS), based on either ultracold $^7$Li or $^{87}$Rb atoms. Here, glancing collisions are…

We describe an apparatus where many species of ultracold atoms can be simultaneously trapped and overlapped with many species of ions in a Paul trap. Several design innovations are made to increase the versatility of the apparatus while…

Atomic Physics · Physics 2024-03-05 Bubai Rahaman , Satyabrata Baidya , Sourav Dutta

We present the design, fabrication, and commissioning of a new liquid cell for X-ray absorption spectroscopy, that allows measurement in both transmission and fluorescence modes. The design consists of easily demountable and replaceable…

Instrumentation and Detectors · Physics 2018-09-26 C. Marini , R. Boada , J. Prieto Burgos , N. Ramanan , I. García Domínguez , L. Simonelli

This paper describes the construction and performance of a VUV-simulator that has been designed to study degradation of materials under space conditions. It is part of the Complex Irradiation Facility at DLR in Bremen, Germany, that has…

Instrumentation and Detectors · Physics 2014-06-09 Maciej Sznajder , Thomas Renger , Andreas Witzke , Ulrich Geppert , Reiner Thornagel

Ultracold atomic gases with uniform density can be created by flat-bottom optical traps. These gases provide an ideal platform to study many-body physics in a system that allows for simple connections with theoretical models and emulation…

We constructed a dilution-refrigerator (DR) based ultra-low temperature scanning tunneling microscope (ULT-STM) which works at temperatures down to 30 mK, in magnetic fields up to 6 T and in ultrahigh vacuum (UHV). Besides these extreme…

Superconductivity · Physics 2009-11-13 H. Kambara , T. Matsui , Y. Niimi , H. Fukuyama