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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

We have designed and built a scanning tunneling microscope (STM) setup for operation at millikelvin temperatures in ultra high vacuum. A compact cryostat with an integrated dilution refrigerator has been built, that allows measurements at a…

Instrumentation and Detectors · Physics 2018-12-05 Timofey Balashov , Michael Meyer , Wulf Wulfhekel

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

We describe the design and performance of a scanning tunneling microscope (STM) which operates at a base temperature of 30 mK in a vector magnetic field. The cryogenics is based on an ultra-high vacuum (UHV) top-loading wet dilution…

We describe a compact ultra-high vacuum (UHV) scanning tunneling microscope (STM) system that does not need any external supply of cooling liquids. It achieves temperatures down to 1.5 K and a z-noise down to 300 fmRMS for the frequency…

We describe the design, construction, and performance of an ultra-high vacuum (UHV) scanning tunneling microscope (STM) capable of imaging at dilution-refrigerator temperatures and equipped with a vector magnet. The primary objective of our…

Instrumentation and Detectors · Physics 2020-02-07 Dillon Wong , Sangjun Jeon , Kevin P. Nuckolls , Myungchul Oh , Simon C. J. Kingsley , Ali Yazdani

One of the daunting challenges in modern low temperature scanning tunneling microscopy (STM) is the difficulty of combining atomic resolution with cryogen free cooling. Further functionality needs, such as ultra-high vacuum (UHV), high…

Mesoscale and Nanoscale Physics · Physics 2024-04-09 Angela M. Coe , Guohong Li , Eva Y. Andrei

We present the design and performance of an ultra-high vacuum (UHV) scanning tunneling microscope (STM) that uses adiabatic demagnetization of electron magnetic moments for controlling its operating temperature in the range between 30 mK…

Instrumentation and Detectors · Physics 2024-01-30 Taner Esat , Peter Borgens , Xiaosheng Yang , Peter Coenen , Vasily Cherepanov , Andrea Raccanelli , F. Stefan Tautz , Ruslan Temirov

We have built a variable temperature scanning probe microscope (SPM) that covers 4.6 K - 180 K and up to 7 Tesla whose SPM head fits in a 52 mm bore magnet. It features a temperature-controlled sample stage thermally well isolated from the…

Instrumentation and Detectors · Physics 2017-11-22 Jin-Oh Jung , Seokhwan Choi , Yeonghoon Lee , Jinwoo Kim , Donghyun Son , Jhinhwan Lee

Advances in cryogenic electron microscopy have opened new avenues for probing quantum phenomena in correlated materials. This study reports the installation and performance of a new side-entry condenZero cryogenic cooling system for JEOL…

Strongly Correlated Electrons · Physics 2025-09-30 Young-Hoon Kim , Fehmi Sami Yasin , Na Yeon Kim , Max Birch , Xiuzhen Yu , Akiko Kikkawa , Yasujiro Taguchi , Jiaqiang Yan , Miaofang Chi

We present the design and performance of a cryogenic scanning tunneling microscope (STM) which operates inside a water-cooled Bitter magnet, which can attain a magnetic field of up to 38 T. Due to the high vibration environment generated by…

Low-temperature scanning probe microscopes (SPMs) are critical for the study of quantum materials and quantum information science. Due to the rising costs of helium, cryogen-free cryostats have become increasingly desirable. However, they…

We report the design and performance of a cryogen-free, pulse-tube refrigerator (PTR)-based scanning probe microscopy (SPM) system capable of operating at the base temperature of near 5K. We achieve this by combining a home-made interface…

Materials Science · Physics 2022-04-29 Jun Kasai , Tomoki Koyama , Munenori Yokota , Katsuya Iwaya

Cryogenic transmission electron microscopy has revolutionized structural biology and materials science, but achieving temperatures below the boiling point of liquid nitrogen remains a long-standing aspiration. We introduce an ultra-cold…

We demonstrate successful operation of a continuous flow liquid helium magnetic cryostat (Oxford Instruments, Microstat MO) in closed cycle operation using a modular cryocooling system (ColdEdge Technologies, Stinger). For the system…

Instrumentation and Detectors · Physics 2022-01-04 K. Barr , T. Cookson , K. G. Lagoudakis

We describe the development and performance of an ultra-high vacuum scanning tunneling microscope working under combined extreme conditions of ultra-low temperatures and high magnetic fields. We combined a top-loading dilution refrigerator…

Instrumentation and Detectors · Physics 2018-10-17 T. Machida , Y. Kohsaka , T. Hanaguri

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

The implementation of a scanning microscope capable of working in confocal, atomic force and apertureless near field configurations is presented. The microscope is designed to operate in the temperature range 4 - 300 K, using conventional…

Other Condensed Matter · Physics 2009-11-10 P. S. Fodor , H. Zhu , N. G. Patil , J. Levy

A Kelvinox 400 dilution refrigerator with the ability to load samples onto the mixing chamber from the bottom of the cryostat has been combined with an ultrahigh-vacuum (UHV) deposition chamber equipped with molecular beam sources. The…

Superconductivity · Physics 2009-11-07 L. M. Hernandez , A. M. Goldman

We present a novel cooling method that uses the phase separation and evaporative cooling of 3He to reach and continuously maintain sub-kelvin temperatures. While less complex than a dilution refrigerator, the system performs similarly to a…

Other Condensed Matter · Physics 2025-03-17 P. H. Kim , M. Hirschel , J. Suranyi , J. P. Davis
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