R. Hesper

发表

High-Performance Smooth-Walled Horn Antennas for THz Frequency Range: Design and Evaluation

N. Reyes, D. Montofré, R. Molina, 2019, IEEE Transactions on Terahertz Science and Technology.

First M87 Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole

S. T. Timmer, Chih-Wei L. Huang, Alexander W. Raymond, 2019, 1906.11238.

First M87 Event Horizon Telescope Results. VI. The Shadow and Mass of the Central Black Hole

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2019, The Astrophysical Journal.

First M87 Event Horizon Telescope Results. IV. Imaging the Central Supermassive Black Hole

Chih-Wei L. Huang, Alexander W. Raymond, K. Souccar, 2019, The Astrophysical Journal.

First M87 Event Horizon Telescope Results. III. Data Processing and Calibration

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2019, The Astrophysical Journal.

First M87 Event Horizon Telescope Results. V. Physical Origin of the Asymmetric Ring

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2019, The Astrophysical Journal.

First M87 Event Horizon Telescope Results. II. Array and Instrumentation

Kevin A. Dudevoir, Daniel C. M. Palumbo, S. T. Timmer, 2019, 1906.11239.

One-atom point contacts.

R. Hesper, I. K. Yanson, C. J. Muller, 1993 .

Charge transfer and doping-dependent hybridization of C60 on noble metals

L. Tjeng, B. Hoogenboom, R. Hesper, 1998 .

Waveguide receiver design prototypes for the 211–275 GHz and 790–950 GHz frequency ranges

A. Khudchenko, R. Hesper, V. Koshelets, 2017, 2017 XXXIInd General Assembly and Scientific Symposium of the International Union of Radio Science (URSI GASS).

Photoemission evidence of electronic stabilization of polar surfaces in K3C60

L. Tjeng, A. Heeres, R. Hesper, 2000 .

Superconducting Sub-THz Receivers for Space and Ground-Based Radio Astronomy

S. Shi, A. Khudchenko, R. Hesper, 2021, Bulletin of the Lebedev Physics Institute.

Investigation of the performance of an SIS mixer with Nb-AlN-NbN tunnel junctions in the 780–950 GHz frequency band

B. K. Tan, A. Khudchenko, R. Hesper, 2018 .

First M87 Event Horizon Telescope Results. III. Data Processing and Calibration

Chih-Wei L. Huang, Alexander W. Raymond, K. Souccar, 2019, The Astrophysical Journal.

THEMIS: A Parameter Estimation Framework for the Event Horizon Telescope

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2020, The Astrophysical Journal.

Event Horizon Telescope imaging of the archetypal blazar 3C 279 at an extreme 20 microarcsecond resolution

Daniel C. M. Palumbo, S. T. Timmer, Chih-Wei L. Huang, 2020 .

Monitoring the Morphology of M87* in 2009–2017 with the Event Horizon Telescope

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2020, The Astrophysical Journal.

Gravitational Test beyond the First Post-Newtonian Order with the Shadow of the M87 Black Hole

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2020, Physical Review Letters.

Regarding Atmospheric and Mechanical Stability Requirements of (LO-Pumped) Mixers

Ronald Hesper, Jochem J. A. Baselmans, Jacob Kooi, 2004 .

Millimeter Light Curves of Sagittarius A* Observed during the 2017 Event Horizon Telescope Campaign

Daniel C. M. Palumbo, Michael F. Wondrak, Chih-Wei L. Huang, 2022, The Astrophysical Journal Letters.

First Sagittarius A* Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole in the Center of the Milky Way

Marcos Emir Moreno Nolasco, Chih-Wei L. Huang, P. K. Leung, 2022, The Astrophysical Journal Letters.

First Sagittarius A* Event Horizon Telescope Results. III. Imaging of the Galactic Center Supermassive Black Hole

Daniel C. M. Palumbo, Michael F. Wondrak, Chih-Wei L. Huang, 2022, The Astrophysical Journal Letters.

First Sagittarius A* Event Horizon Telescope Results. II. EHT and Multiwavelength Observations, Data Processing, and Calibration

Chih-Wei L. Huang, P. K. Leung, Alexander W. Raymond, 2022, The Astrophysical Journal Letters.

Strongly reduced band gap in a correlated insulator in close proximity to a metal

L. Tjeng, R. Hesper, G. Sawatzky, 1997 .

Selective Dynamical Imaging of Interferometric Data

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2022, The Astrophysical Journal Letters.

First Sagittarius A* Event Horizon Telescope Results. II. EHT and Multiwavelength Observations, Data Processing, and Calibration

Chih-Wei L. Huang, P. K. Leung, Alexander W. Raymond, 2022, The Astrophysical Journal Letters.

A Universal Power-law Prescription for Variability from Synthetic Images of Black Hole Accretion Flows

Daniel C. M. Palumbo, Michael F. Wondrak, Chih-Wei L. Huang, 2022, The Astrophysical Journal Letters.

Characterizing and Mitigating Intraday Variability: Reconstructing Source Structure in Accreting Black Holes with mm-VLBI

Daniel C. M. Palumbo, Michael F. Wondrak, P. K. Leung, 2022, The Astrophysical Journal Letters.

First Sagittarius A* Event Horizon Telescope Results. VI. Testing the Black Hole Metric

Chih-Wei L. Huang, P. K. Leung, Alexander W. Raymond, 2022, The Astrophysical Journal Letters.

First Results of the Sideband Separating Mixer for 850 GHz

D. Montofré, A. Khudchenko, R. Hesper, 2019 .

First Sagittarius A* Event Horizon Telescope Results. IV. Variability, Morphology, and Black Hole Mass

Chih-Wei L. Huang, P. K. Leung, Alexander W. Raymond, 2022, The Astrophysical Journal Letters.

First Sagittarius A* Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole in the Center of the Milky Way

Marcos Emir Moreno Nolasco, Chih-Wei L. Huang, P. K. Leung, 2022, The Astrophysical Journal Letters.

First Sagittarius A* Event Horizon Telescope Results. V. Testing Astrophysical Models of the Galactic Center Black Hole

Chih-Wei L. Huang, P. K. Leung, Alexander W. Raymond, 2022, The Astrophysical Journal Letters.

SEPIA: A New Instrument for the Atacama Pathfinder Experiment (APEX) Telescope

C. Breuck, T. Klapwijk, R. Hesper, 2016 .

Resolving the Inner Parsec of the Blazar J1924–2914 with the Event Horizon Telescope

Daniel C. M. Palumbo, Michael F. Wondrak, Chih-Wei L. Huang, 2022, The Astrophysical Journal.

Overview of VLBI instrument for Millimetron space mission

A. Smirnov, A. Khudchenko, R. Hesper, 2022, Astronomical Telescopes + Instrumentation.

Low-Noise Sis Receivers for New Radio-Astronomy Projects

A. Khudchenko, R. Hesper, A. Baryshev, 2019 .

Characterising the Effective Temperature of Hybrid Tunnel Junctions in THz SIS mixers

A. Khudchenko, R. Hesper, G. Yassin, 2020 .

Performance of SIS mixers for upgrade of CHAMP+ 7-pixel arrays

A. Khudchenko, R. Hesper, A. Baryshev, 2017 .

Development of the Electronic Structure in a K-Doped C60 Monolayer on a Ag(1 1 1) Surface

L. Tjeng, A. Heeres, R. Hesper, 1997 .

Single-Layer Dichroic Filters for Multifrequency Receivers at THz Frequencies

D. Montofré, A. Khudchenko, R. Hesper, 2020, IEEE Transactions on Terahertz Science and Technology.

Design of an optical beam combiner for dual-frequency observation with ALMA

D. Montofré, R. Hesper, A. Baryshev, 2017 .

The Event Horizon General Relativistic Magnetohydrodynamic Code Comparison Project

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2019, The Astrophysical Journal Supplement Series.

Complex beam mapping of large MKID focal plane arrays

K. Kohno, R. Hesper, A. Baryshev, 2017 .

Verification of Radiative Transfer Schemes for the EHT

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2020, The Astrophysical Journal.

UvA-DARE (Digital Academic SYMBA: An end-to-end VLBI synthetic data generation pipeline Simulating Event Horizon Telescope observations of M 87

S., H. Falcke, T. Lauer, 2020 .

The Influence of LO Power Heating of the Tunnel Junction on the Performance of THz SIS Mixers

A. Khudchenko, R. Hesper, A. Baryshev, 2020, IEEE Transactions on Terahertz Science and Technology.

First M87 Event Horizon Telescope Results. VII. Polarization of the Ring

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2021, The Astrophysical Journal Letters.

Soft X-Ray Magnetic Circular Dichroism Study of the Colossal Magnetoresistance Compound La1-xSrxMnO3

L. Tjeng, R. Hesper, G. Sawatzky, 1997 .

First M87 Event Horizon Telescope Results. VIII. Magnetic Field Structure near The Event Horizon

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2021, The Astrophysical Journal Letters.

High-Gap Nb-AlN-NbN SIS Junctions for Frequency Band 790–950 GHz

Ronald Hesper, Andrey M. Baryshev, Valery P. Koshelets, 2016, IEEE Transactions on Terahertz Science and Technology.

Study of magnetism using circularly polarized soft X-rays 1 Presented at the Todai Symposium 1997 an

L. Tjeng, N. Brookes, E. Shekel, 1998 .

Local Electronic and Magnetic Structure of Ni below and above TC: A Spin-Resolved Circularly Polarized Resonant Photoemission Study

L. Tjeng, N. Brookes, E. Shekel, 1997 .

The government of Portugal has expressed its interest in joining the ESRF as a Scientific Associate with a view to move

L. Tjeng, G. Sawatzky, E. Shekel, 2000 .

Spin-Resolved Photoemission on Anti-Ferromagnets: Direct Observation of Zhang-Rice Singlets in CuO

L. Tjeng, N. Brookes, E. Shekel, 1997 .

APEX-SEPIA660 Early Science: gas at densities above 107 cm−3 towards OMC-1

C. Breuck, A. Khudchenko, R. Hesper, 2020, Astronomy & Astrophysics.

Ultra-pure digital sideband separation at sub-millimeter wavelengths

F. P. Mena, J. Barkhof, R. Hesper, 2015, 1509.04920.

Low-noise THz-range SIS Receivers for Ground-based and Space Radio Astronomy

A. Khudchenko, R. Hesper, A. Baryshev, 2018 .

SYMBA: An end-to-end VLBI synthetic data generation pipeline

F. Roelofs, M. Janssen, I. Natarajan, 2020, Astronomy & Astrophysics.

The Event Horizon Telescope Image of the Quasar NRAO 530

Daniel C. M. Palumbo, Michael F. Wondrak, Chih-Wei L. Huang, 2023, The Astrophysical Journal.

Event Horizon Telescope observations of the jet launching and collimation in Centaurus A

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2021, Nature Astronomy.

Constraints on black-hole charges with the 2017 EHT observations of M87*

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2021, Physical Review D.

Broadband Multi-wavelength Properties of M87 during the 2017 Event Horizon Telescope Campaign

F. G. Saturni, Daniel C. M. Palumbo, Chih-Wei L. Huang, 2021, 2104.06855.

Polarimetric Properties of Event Horizon Telescope Targets from ALMA

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2021, The Astrophysical Journal Letters.

Constraints on blackhole charges with the 2017 EHT observations of M 87 *

Chih-Wei L. Huang, H. Falcke, T. Lauer, 2021 .

The ALMA Band 9 receiver : Design, construction, characterization, and first light

T. M. Klapwijk, F. P. Mena, H. Jager, 2015, 1503.01988.

ALMA Band 5 receiver cartridge: Design, performance, and commissioning

Ronald Hesper, Victor Belitsky, Vincent Desmaris, 2018 .

SEPIA – a new single pixel receiver at the APEX telescope (Corrigendum)

P. Yagoubov, C. De Breuck, J. Barkhof, 2017, Astronomy & Astrophysics.

Characterization of superconducting NbTiN films using a dispersive Fourier transform spectrometer

A. Khudchenko, R. Hesper, A. Baryshev, 2021, Applied Physics Letters.

Design of a dual band optical calibration device for ALMA receivers

D. Montofré, R. Hesper, A. Baryshev, 2016, 2016 41st International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz).

Development of a 0.6 THz SIS Receiver for ALMA

Ronald Hesper, Tony Zijlstra, H. H. A. Schaeffer, 2001 .

First Sagittarius A* Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole in the Center of the Milky Way

Daniel C. M. Palumbo, Marcos Emir Moreno Nolasco, Michael F. Wondrak, 2023, 2311.08680.

First M87 Event Horizon Telescope Results. VI. The Shadow and Mass of the Central Black Hole

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2019, The Astrophysical Journal.

First Sagittarius A* Event Horizon Telescope Results. IV. Variability, Morphology, and Black Hole Mass

Daniel C. M. Palumbo, Michael F. Wondrak, Chih-Wei L. Huang, 2022, The Astrophysical Journal Letters.

First Sagittarius A* Event Horizon Telescope Results. VI. Testing the Black Hole Metric

Daniel C. M. Palumbo, Michael F. Wondrak, Chih-Wei L. Huang, 2022, The Astrophysical Journal Letters.

First Sagittarius A* Event Horizon Telescope Results. V. Testing Astrophysical Models of the Galactic Center Black Hole

Daniel C. M. Palumbo, Michael F. Wondrak, Chih-Wei L. Huang, 2022, The Astrophysical Journal Letters.

First M87 Event Horizon Telescope Results. IV. Imaging the Central Supermassive Black Hole

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2019, The Astrophysical Journal.

First Sagittarius A* Event Horizon Telescope Results. II. EHT and Multi-wavelength Observations, Data Processing, and Calibration

Daniel C. M. Palumbo, Michael F. Wondrak, Chih-Wei L. Huang, 2023, 2311.08679.

First M87 Event Horizon Telescope Results. II. Array and Instrumentation

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2019 .

First M87 Event Horizon Telescope Results. III. Data Processing and Calibration

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2019, The Astrophysical Journal.

Digital compensation of the sideband-rejection ratio in a fully analog 2SB sub-millimeter receiver

Nicolas Reyes, Ronald Hesper, Andrey M. Baryshev, 2018, Astronomy & Astrophysics.

Comparison of Polarized Radiative Transfer Codes Used by the EHT Collaboration

Daniel C. M. Palumbo, Michael F. Wondrak, Chih-Wei L. Huang, 2023, The Astrophysical Journal.

The Variability of the Black Hole Image in M87 at the Dynamical Timescale

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2021, The Astrophysical Journal.

The Polarized Image of a Synchrotron-emitting Ring of Gas Orbiting a Black Hole

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2021, The Astrophysical Journal.

UvA-DARE Event Horizon Telescope observations of the jet launching and collimation in Centaurus A

Daniel C. M. Palumbo, Chih-Wei L. Huang, H. Falcke, 2021 .

UvA-DARE Event Horizon Telescope observations of the jet launching and collimation in Centaurus A

Daniel C. M. Palumbo, Chih-Wei L. Huang, H. Falcke, 2021 .

UvA-DARE Event Horizon Telescope observations of the jet launching and collimation in Centaurus A

Daniel C. M. Palumbo, Chih-Wei L. Huang, H. Falcke, 2021 .

One-atom point contacts.

Muller, C. Muller, R. Hesper, 1993, Physical review. B, Condensed matter.

First M87 Event Horizon Telescope Results. II. Array and Instrumentation

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2019, 1906.11239.

UvA-DARE (Digital Academic Repository) Broadband Multi-wavelength Properties of M87 during the 2017 Event Horizon Telescope Campaign

F. G. Saturni, Daniel C. M. Palumbo, Chih-Wei L. Huang, 2022 .

First Sagittarius A* Event Horizon Telescope Results. VI. Testing the Black Hole Metric

Daniel C. M. Palumbo, Michael F. Wondrak, Chih-Wei L. Huang, 2022, The Astrophysical Journal Letters.

First M87 Event Horizon Telescope Results. IX. Detection of Near-horizon Circular Polarization

Daniel C. M. Palumbo, Michael F. Wondrak, Chih-Wei L. Huang, 2023, The Astrophysical Journal Letters.

First Sagittarius A* Event Horizon Telescope Results. III. Imaging of the Galactic Center Supermassive Black Hole

Daniel C. M. Palumbo, Michael F. Wondrak, Chih-Wei L. Huang, 2022, The Astrophysical Journal Letters.

First M87 Event Horizon Telescope Results. V. Physical Origin of the Asymmetric Ring

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2019, The Astrophysical Journal.

Polarimetric Geometric Modeling for mm-VLBI Observations of Black Holes

Daniel C. M. Palumbo, Michael F. Wondrak, Chih-Wei L. Huang, 2023, The Astrophysical Journal Letters.

Event Horizon Telescope imaging of the archetypal blazar 3C 279 at an extreme 20 microarcsecond resolution

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2020 .

The Event Horizon General Relativistic Magnetohydrodynamic Code Comparison Project

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2019, The Astrophysical Journal Supplement Series.

First M87 Event Horizon Telescope Results. III. Data Processing and Calibration

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2019, The Astrophysical Journal.

First M87 Event Horizon Telescope Results. VIII. Magnetic Field Structure near The Event Horizon

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2021, The Astrophysical Journal Letters.

A Search for Pulsars around Sgr A* in the First Event Horizon Telescope Data Set

Daniel C. M. Palumbo, Michael F. Wondrak, Chih-Wei L. Huang, 2023, The Astrophysical Journal.

Gravitational Test beyond the First Post-Newtonian Order with the Shadow of the M87 Black Hole

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2020, Physical Review Letters.

UvA-DARE (Digital Academic Repository) Gravitational Test beyond the First Post-Newtonian Order with the Shadow of the M87 Black Hole

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2020 .

A new high-performance sideband-separating mixer for 650GHz

Ronald Hesper, Andrey M. Baryshev, F. P. Mena, 2016, Astronomical Telescopes + Instrumentation.

First M87 Event Horizon Telescope Results. III. Data Processing and Calibration

Daniel C. M. Palumbo, Chih-Wei L. Huang, Alexander W. Raymond, 2019, The Astrophysical Journal.

First Sagittarius A* Event Horizon Telescope Results. V. Testing Astrophysical Models of the Galactic Center Black Hole

Daniel C. M. Palumbo, Michael F. Wondrak, Chih-Wei L. Huang, 2022, The Astrophysical Journal Letters.

ALMA Band 9 cartridge

Ronald Hesper, Andrey M. Baryshev, T. M. Klapwijk, 2008 .

First Sagittarius A* Event Horizon Telescope Results. VII. Polarization of the Ring

Chih-Wei L. Huang, K. Souccar, T. Lauer, 2024, The Astrophysical Journal Letters.