Search filters

List of works by Harvey Raymond Butcher

A Catalog of Morphological Types in 10 Distant Rich Clusters of Galaxies

scholarly article

A Comparison of Direct and Indirect Mass Estimates for Distant Clusters of Galaxies

scientific article published in the Astrophysical Journal

A Spectroscopic Catalog of 10 Distant Rich Clusters of Galaxies

scientific article from 1999

A cluster of Nascent galaxies at Z = 2?

scientific article published in February 1993

A large light-mass component of cosmic rays at 10(17)-10(17.5) electronvolts from radio observations

scientific article published in March 2016

A very brief description of LOFAR – the Low Frequency Array

article

An Advanced Radial Camera For The Hubble Space Telescope

An attempt to detect faint objects near quasi-stellar objects with low-redshift absorption systems

scientific article published in January 1978

An optical and radio investigation of the radio galaxy 3C 305

Calibrating the absolute amplitude scale for air showers measured at LOFAR

Corrigendum: A large light-mass component of cosmic rays at 1017-1017.5 electronvolts from radio observations.

scientific article

Differential frequency-dependent delay from the pulsar magnetosphere

scientific article published in Astronomy and Astrophysics

Discovery of carbon radio recombination lines in absorption towards Cygnus A

scholarly article

Emission-line profiles and kinematics of the narrow-line region in Seyfert and radio galaxies

scientific article published in January 1981

Evolution sincez= 0.5 of the Morphology‐Density Relation for Clusters of Galaxies

scientific article published in the Astrophysical Journal

Extended gaseous emission in normal elliptical galaxies

scientific article published in January 1984

First LOFAR observations at very low frequencies of cluster-scale non-thermal emission: the case of Abell 2256

scientific article published in Astronomy and Astrophysics

Initial LOFAR observations of epoch of reionization windows

scientific article published in Astronomy and Astrophysics

LOFAR MSSS: detection of a low-frequency radio transient in 400 h of monitoring of the North Celestial Pole

scientific article

LOFAR detections of low-frequency radio recombination lines towards Cassiopeia A

scientific article published in Astronomy and Astrophysics

LOFAR low-band antenna observations of the 3C 295 and Bootes fields: source counts and ultra-steep spectrum sources

scientific article published in the Astrophysical Journal

LOFAR sparse image reconstruction

scientific article published in Astronomy and Astrophysics

LOFAR tied-array imaging and spectroscopy of solar S bursts

scientific article published in Astronomy and Astrophysics

LOFAR tied-array imaging of Type III solar radio bursts

scientific article published in Astronomy and Astrophysics

LOFAR: The LOw-Frequency ARray

scientific article published in Astronomy and Astrophysics

Low-frequency radio absorption in Cassiopeia A

scientific article published in Astronomy and Astrophysics

Lunar occultation of the diffuse radio sky: LOFAR measurements between 35 and 80 MHz

scientific article

Measuring a Cherenkov ring in the radio emission from air showers at 110–190MHz with LOFAR

scientific article (publication date: May 2015)

Nature of blue galaxies in the cluster C11447 + 2619

scientific article published in Nature

Needle-like structures discovered on positively charged lightning branches

scientific article published on 17 April 2019

Observing pulsars and fast transients with LOFAR

scientific article published in Astronomy and Astrophysics

On s-process abundance evolution in the galactic disk

Optical emission from the extended radio source 3C 277.3 (Coma A)

Optical identifications of QSOs with flat radio spectra

article published in 1985

Optical observations of radio jets

scientific article published in January 1980

Optical spectra and redshifts for 15 radio sources with flat spectra

article published in 1986

Optical spectroscopy of the radio-cloud nuclei of spiral galaxies: starbursts or monsters ?

scholarly article

Probing Atmospheric Electric Fields in Thunderstorms through Radio Emission from Cosmic-Ray-Induced Air Showers

scientific article (publication date: 24 April 2015)

Radio Emission in Atmospheric Air Showers: First Measurements with LOPES-30

Radio Emission in Atmospheric Air Showers: Results of LOPES-10

Radio emission of highly inclined cosmic ray air showers measured with LOPES - possibility for neutrino detection

Results from the KASCADE, KASCADE-Grande, and LOPES experiments

Shock location and CME 3D reconstruction of a solar type II radio burst with LOFAR

scientific article

Solar-like oscillations on alpha Centauri A

scientific article

Spectrophotometry of the nebula surrounding nova T Aurigae 1891

scholarly article

Star formation histories of galaxies from their stellar luminosity functions

scientific article

Studies of heavy-element synthesis in the galaxy. I. Separation of r- and s- process abundances

scholarly article

Studies of heavy-element synthesis in the galaxy. II. A survey of e, r and s process abundances

scientific article published in January 1975

Studying Galactic interstellar turbulence through fluctuations in synchrotron emission

scientific article published in Astronomy and Astrophysics

Synchronous x-ray and radio mode switches: a rapid global transformation of the pulsar magnetosphere.

scientific article

The Homogeneity of Spheroidal Populations in Distant Clusters

scientific article published in the Astrophysical Journal

The LOFAR Multifrequency Snapshot Sky Survey (MSSS). I. Survey description and first results

scientific article published in Astronomy and Astrophysics

The LOFAR long baseline snapshot calibrator survey

scientific article published in Astronomy and Astrophysics

The LOFAR pilot surveys for pulsars and fast radio transients

scientific article published in Astronomy and Astrophysics

The Star Formation Histories of Galaxies in Distant Clusters

scientific article published in the Astrophysical Journal

The age of the galaxy from thorium in G dwarfs, a re-analysis

scientific article published in January 1992

The brightness and spatial distributions of terrestrial radio sources

scholarly article

The evolution of galaxies in clusters. IV - Photometry of 10 low-redshift clusters

scientific article published in 1985

The morphology of distant cluster galaxies. 1: HST observations of CL 0939+4713

scientific article published in the Astrophysical Journal

The morphology of distant cluster galaxies. II. HST observations of four rich clusters at z =~ 0.4

The peculiar radio galaxy 4C 35.06: a case for recurrent AGN activity?

scientific article published in Astronomy and Astrophysics

The shape of the radio wavefront of extensive air showers as measured with LOFAR

The ultraviolet imaging telescope: design and performance

scientific article published in January 1992

Thorium in G-dwarf stars as a chronometer for the Galaxy

scientific article published in Nature

Tracking of an electron beam through the solar corona with LOFAR

scientific article

Wide-band simultaneous observations of pulsars: disentangling dispersion measure and profile variations

scientific article published in Astronomy and Astrophysics

Wide-field LOFAR imaging of the field around the double-double radio galaxy B1834+620. A fresh view on a restarted AGN and doubeltjes

scientific article published in Astronomy and Astrophysics