J. R. Mallard, J. G. Lawn · 1959
This 1959 study examined how microwaves are absorbed differently by various human tissues, finding that healthy tissues absorb microwaves at rates up to 20 times different than fat tissue. The research suggested these absorption differences could potentially be used to locate tumors and distinguish between healthy and diseased tissue.
Harve M. Hanish · 1959
This 1959 technical paper describes bio-tachometry, a method for automatically measuring time intervals in biological signals like heartbeats or brain waves. The research focused on developing better ways to display and analyze biological data patterns by converting sequential measurements into side-by-side comparisons. This was early foundational work for biomedical signal processing technology.
Joel Friedman · 1959
This 1959 study examined how infrared electromagnetic waves could penetrate through cloudy areas of the eye (corneal opacities) to aid in medical diagnosis. The research found that infrared imaging showed promise for diagnosing eye conditions, but noted that despite its potential, infrared diagnostic techniques weren't being widely adopted in routine medical practice.
Thomas P. Davis · 1959
This 1959 research examined how human skin responds to different types of radiation - comparing penetrating radiation that goes deeper into tissue versus non-penetrating radiation that affects only the surface. The study measured temperature changes to understand how thermal energy moves through skin layers when exposed to different radiation types.
F. C. Henriques · 1959
This 1959 research by F.C. Henriques developed methods to predict when thermal radiation would cause skin burns and epidermal injury. The study focused on understanding how heat exposure damages human skin tissue, establishing foundational knowledge for predicting thermal injury from infrared radiation sources.
H. S. Overman · 1959
A 1959 US Naval technical memorandum examined microwave radiation hazards to personnel at radar installations. The document addressed safety concerns for military personnel working around high-powered radar systems that emit microwave radiation. This represents early military recognition of potential health risks from occupational microwave exposure.
Unknown authors · 1958
This 1958 U.S. Air Force study examined radiation hazards from radar systems, representing early military recognition of microwave radiation health risks. The research focused on radar-specific microwave frequencies and their potential biological effects on personnel. This work helped establish foundational understanding of occupational EMF exposure risks in military settings.
F. V. SCHULTZ, R. C. BURGENER, S. KING · 1958
This 1958 study measured how much radar energy the human body reflects back at five different frequencies, from 410 to 9375 megacycles. Researchers found that a 200-pound, six-foot man reflected between 0.033 to 2.33 square meters of radar cross-section depending on frequency, body position, and wave polarization. The measurements showed radar reflection varies significantly with frequency and how the person is positioned relative to the radar beam.
Charles C. Barron, M.D., Albert A. Baraff, M.D. · 1958
This 1958 military report examined the biological effects of radar microwave exposure following a publicized death allegedly linked to radar beam exposure. The study noted that while this incident generated widespread concern about radar safety, systematic military and civilian research was already underway to understand microwave health risks, though this scientific work received little public attention compared to sensational reports.
Knauf GM · 1958
This 1958 study examined the biological effects of microwave radiation exposure on Air Force personnel, representing early military research into occupational EMF health impacts. The research focused on understanding how microwave technology used in military operations might affect the health of service members who worked with radar and communication equipment. This represents some of the earliest systematic investigation into human microwave exposure effects.
Schultz FV, Burgener RC, King S · 1958
This 1958 study measured how much radar energy bounces off the human body, establishing the radar cross section of a person. This research helped understand how humans interact with radar waves and laid groundwork for assessing occupational exposure to radar radiation. The work was significant for both radar technology development and early safety considerations for radar operators.
Hartman F. · 1958
This 1958 military research examined the pathology of hyperpyrexia (dangerously high body temperature) caused by microwave energy exposure. The study was presented at a tri-service conference focused on understanding biological effects of microwave radiation. This represents early military recognition that microwave energy could cause serious thermal health effects in humans.
D. H. Shinn · 1958
This 1958 study by Shinn examined health hazards associated with powerful radio transmissions, focusing on safety concerns from high-intensity electromagnetic field exposure. The research addressed potential health risks from strong RF radiation sources, representing early scientific investigation into electromagnetic field safety standards.
Charles I. Barron, Albert A. Baraff · 1958
This 1958 study examined medical considerations for workers exposed to radar microwaves, focusing on occupational health surveillance and biological effects. The research addressed growing concerns about microwave exposure in military and industrial radar operations. This represents early recognition that radar technology posed potential health risks requiring medical monitoring.
H. W. Speicher · 1958
This 1958 study by H.W. Speicher examined factors needed for developing protection programs against radiation sources including X-rays, gamma rays, and other ionizing radiation. The research focused on industrial hygiene considerations for workers and the public exposed to radioactive materials. This represents early foundational work in radiation protection that helped establish safety protocols still used today.
Charles L. Barron, M.D., Albert A. Baraff, M.D. · 1958
This 1958 military medical report examined the biological risks of radar microwave exposure after a publicized death allegedly caused by brief radar beam exposure. The report noted that while the incident generated public concern about radar safety, proper scientific research was being conducted by military and civilian agencies to understand the health risks.
Navy Department et al. · 1958
This 1958 U.S. Navy conference examined radio frequency radiation hazards to personnel aboard naval vessels. Military researchers gathered to discuss safety protocols and health risks from RF equipment used in ship operations. The meeting represents early institutional recognition of electromagnetic radiation as an occupational health concern.
H. P. Schwan, Helmut Pauly, Joan Twisdom, I. Glazer · 1958
This 1958 technical report examined how microwave radiation affects human tissues, focusing on dielectric properties and absorption patterns in organs like the brain, bone, and eye. The research investigated thermal loading and radiation absorption coefficients to understand how electromagnetic waves interact with different body tissues. This represents some of the earliest scientific work documenting microwave effects on human biology.
David I. Abramson et al. · 1957
This 1957 study by Abramson examined how short-wave diathermy (a medical heating treatment using radio frequencies) affects blood circulation in the arms and legs. The research used plethysmography to measure changes in blood flow after RF exposure. This represents early scientific documentation that radio frequency electromagnetic fields can produce measurable biological effects in humans.
READ H. CARD · 1957
This 1957 conference paper examined the health hazards associated with radio transmitter exposure, including electric shock and microwave radiation risks. The research focused on identifying protective measures and safety corrections for radio frequency exposures. This represents early scientific recognition that RF transmitters posed potential health risks requiring protective protocols.
READ H. CARD · 1957
This 1957 conference paper by R.H. Card examined the safety hazards posed by radio transmitters, including both electrical shock risks and microwave radiation exposure. The research focused on identifying dangerous conditions and proposing corrective measures to protect workers and the public from these emerging technologies.
Abramson DI, Harris AJ, Beaconsfield P, Schroeder JM · 1957
This 1957 study examined how short-wave diathermy (a medical RF treatment) affects blood circulation in human patients using plethysmography measurements. Researchers found that radiofrequency energy used in medical diathermy treatments produced measurable changes in peripheral blood flow patterns. This early research documented biological effects from controlled RF exposure in a clinical setting.
W. G. Egan · 1957
This 1957 study examined eye protection needs for workers exposed to radar radiation, focusing on the development of protective goggles to prevent microwave-induced eye damage. The research addressed growing concerns about cataracts and other eye injuries in radar operators during the early days of military and civilian radar systems. This represents some of the earliest documented recognition that microwave radiation poses specific health risks requiring protective equipment.
H. P. Schwan, C. F. Kay · 1957
This 1957 study by Schwan examined the electrical conductivity properties of human body tissues to understand how the heart's electrical signals travel through the body for ECG measurements. The research investigated whether tissue resistance and capacitance remain consistent enough to accurately locate the heart's electrical center and whether tissue electrical properties could distort ECG readings.
Charles W. Simon, Logan E. Anderson · 1956
This 1956 technical report examined potential biological hazards from high-performance radar systems, focusing on microwave radiation exposure risks to personnel. The study represents early recognition that powerful radar installations could pose health threats to operators and nearby workers. This research helped establish the foundation for radar safety protocols still used today.