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We present a design for a tunneling-current-assisted scanning near-field microwave microscope. For stable operation at cryogenic temperatures, making a small and rigid microwave probe is important. Our coaxial resonator probe has a length…

Mesoscale and Nanoscale Physics · Physics 2016-06-13 Hideyuki Takahashi , yoshinori imai , Atsutaka Maeda

In this paper, we have designed a low-cost scanning tunneling microscope (STM) priced at 300 USD or 2000 CNY. This microscope is suitable for educational purposes and low-demand research imaging at the nanometer level. This microscope's…

Instrumentation and Detectors · Physics 2024-01-17 Weilin Ma

Spectroscopic-imaging scanning tunneling microscopy is a powerful technique to study quantum materials, with the ability to provide information about the local electronic structure with subatomic resolution. However, as most spectroscopic…

Applied Physics · Physics 2021-01-14 Irene Battisti , Gijsbert Verdoes , Kees van Oosten , Koen M. Bastiaans , Milan P. Allan

It has been shown that electron transitions, as measured in a scanning tunnelling microscope (STM), are related to chemical interactions in a tunnelling barrier. Here, we show that the shape and apparent height of subatomic features in an…

Materials Science · Physics 2009-11-11 Linda Zotti , Werner A. Hofer , Franz J. Giessibl

Scanning tunneling microscopy (STM) can be used to detect inelastic spin transitions in magnetic nano-structures comprising only a handful of atoms. Here we demonstrate that STM can uniquely identify the electrostatic spin crossover effect,…

Mesoscale and Nanoscale Physics · Physics 2015-06-15 Aaron Hurley , Nadjib Baadji , Stefano Sanvito

Scanning Tunneling Spectroscopy (STS) is a unique technique to probe the local density of states (LDOS) at the atomic scale by measuring the tunneling conductance between a sharp tip and a sample surface. However, the technique suffers of…

The transport properties of a simple model for a finite level structure (a molecule or a dot) connected to metal electrodes in an alternating current scanning tunneling microscope (AC-STM) configuration is studied. The finite level…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 R. Guyon , T. Jonckheere , V. Mujica , A. Crepieux , T. Martin

Scanning tunneling microscopy (STM) provides real-space electronic state information at the atomic scale that is most commonly used to study materials surfaces. An intriguing extension of the method is attempt to study the electronic…

Materials Science · Physics 2015-06-22 Andrei Malashevich , Eric I. Altman , Sohrab Ismail-Beigi

Vortices play a crucial role in determining the properties of superconductors as well as their applications. Therefore, characterization and manipulation of vortices, especially at the single vortex level, is of great importance. Among many…

We have constructed a scanning tunneling potentiometry system capable of simultaneously mapping the transport-related electrochemical potential of a biased sample along with its surface topography. Combining a novel sample biasing technique…

Other Condensed Matter · Physics 2009-11-13 M. Rozler , M. R. Beasley

Josephson scanning tunneling microscopy (JSTM) is a powerful probe of the local superconducting order parameter, but studies have been largely limited to cases where superconducting sample and superconducting tip both have the same gap…

Superconductivity · Physics 2024-12-02 Peayush Choubey , P. J. Hirschfeld

Scanning tunneling microscopy (STM) has made tremendous progress in the study and understanding of both classical and unconventional superconductors. This has motivated a rapidly growing effort to apply the same techniques to the iron-based…

Superconductivity · Physics 2013-07-29 Can-Li Song , Jennifer E. Hoffman

We propose a solid-state nuclear spin quantum computer based on application of scanning tunneling microscopy (STM) and well-developed silicon technology. It requires the measurement of tunneling current modulation caused by the Larmor…

Quantum Physics · Physics 2009-11-07 G. P. Berman , G. W. Brown , M. E. Hawley , V. I. Tsifrinovich

Electronic nematic phases have been proposed to occur in various correlated electron systems and were recently claimed to have been detected in scanning tunneling microscopy (STM) conductance maps of the pseudogap states of the cuprate…

Strongly Correlated Electrons · Physics 2013-05-06 Eduardo H. da Silva Neto , Pegor Aynajian , Ryan E. Baumbach , Eric D. Bauer , John Mydosh , Shimpei Ono , Ali Yazdani

Band profiles of electronic devices are of fundamental importance in determining their properties. A technique that can map the band profile of both the interior and edges of a device at the nanometer scale is highly demanded. Conventional…

Mesoscale and Nanoscale Physics · Physics 2020-07-10 Ranran Li , Takashi Taniguchi , Kenji Watanabe , Jiamin Xue

We present an improved way for imaging the local density of states with a scanning tunneling microscope, which consists in mapping the surface topography while keeping the differential conductance (d$I$/d$V$) constant. When archetypical…

Mesoscale and Nanoscale Physics · Physics 2017-12-12 Gaël Reecht , Benjamin Heinrich , Hervé Bulou , Fabrice Scheurer , Laurent Limot , Guillaume Schull

A gated probe for scanning tunnelling microscopy (STM) has been developed. The probe extends normal STM operations by means of an additional electrode fabricated next to the tunnelling tip. The extra electrode does not make contact with the…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 L. Gurevich , L. Canali , L. P. Kouwenhoven

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 report on a controlled method to fabricate in-situ a superconducting (SC) nanostructure at the apex of the standard W tip of a Scanning Tunnelling Microscope (STM) by pulsing the tunnelling voltage on a graphene covered metal surface. We…

We present the design, fabrication and discuss the performance of a new combined high-resolution Scanning Tunneling and thermopower Microscope (STM/SThEM). We also describe the development of the electronic control, the user interface, the…