- Interesting Engineering. Schumann Resonance: Does Earth’s 7.83 Hz “Heartbeat” Influence Our Behavior? Yes, the earth has …Schumann Resonance (SR) refers to the natural electromagnetic resonances that occur within the Earth’s atmosphere. These resonances, discovered by physicist Winfried Otto Schumann in 1952, are caused by the interaction of the Earth’s surface with the ionosphere. This results in standing waves in the atmosphere and, more particularly, in the ...Features. The phenomenon known as the Schumann resonance (SR) was hypothesized in the 1950s. The space between the Earth's surface and the lower ionosphere forms a capacitor, the Schumann-resonance signals being the electromagnetic resonances of this cavity. These signals are measured in the extremely low frequency (ELF) band of --0 Hz …Long term analysis of the Schumann resonance (SR) records at Sierra Nevada, from March 2013 to February 2017. The results obtained partially confirm the general aspects of the long-term evolution of the SRs, but new aspects appear. Recent results on the influence of the El Niño phenomenon and the solar cycle on the SRs are …The fundamental Schumann resonance is at approximately 7.83 Hz, the frequency at which the wavelength equals the circumference of the Earth, and higher harmonics occur at 14.1, 20.3, 26.4, and 32.4 Hz, etc. Lightning strikes excite these resonances, causing the Earth–ionosphere cavity to "ring" like a bell, resulting in a peak in the noise ...Schumann Resonance Today 24/7 Live Graph (schumann resonance live) The graph is updated every 15 minutes. Local time is expressed in Tomsk (Russia) Summer Time (TLDV). TLDV = UTC + -- hours. Image 1 - Schumann resonance. Benefits of Tuning Into the Schumann Resonance Frequency. Several scientists have conducted experiments using the 7.83 HZ on humans. One such breakthrough is the effect of this frequency in inhibiting the growth of cancer cells. The study wanted to examine the effect of the natural Schumann Resonance frequency on a certain kind of cancer cells. Some of the waves - if they have just the right wavelength - combine, increasing in strength, to create a repeating atmospheric heartbeat known as Schumann resonance. This resonance provides a useful tool …What Are the Schumann Resonances? The Schumann resonances (SR) are a set of spectrum peaks in the extremely low frequency (ELF) portion of the Earth’s …Align with the healing vibration of the earth. This Schumann Resonance Meditation will help you connect to the earth’s breathing with alpha-theta waves of 7...The Schumann resonances (SR) are global electromagnetic resonances, generated and excited by lightning discharges in the cavity formed by the Earth’s surface and the ionosphere. Scientists have shown a similarity between the electrical components of the time-varying voltages generated by the human brain, as measured by EEGs, with the … The Earth–ionosphere cavity resonator is occupied primarily by the electromagnetic radiation of lightning below 100 Hz. The phenomenon is known as Schumann resonances (SR). SR intensity is an excellent indicator of lightning activity and its distribution on global scales. However, long-term measurements from high latitude SR stations revealed a pronounced in-phase solar cycle modulation of ... [1] Using electric field measurements gathered on the C/NOFS satellite, we report, Schumann resonance signatures detected in space, well beyond the upper boundary of the resonant cavity formed by the earth's surface and the lower edge of the ionosphere. The resonances are routinely observed in the satellite ELF data during …Seven Major Categories & 100+ Brain Waves: http://bit.ly/1yusMspThe earth itself vibrates as a resonance of 7.83Hz and better known as the "Schumann Resonanc...Jun 12, 2018 · Mother Earth’s natural heartbeat rhythm is the frequency of 7.83 Hz, also known as the “Schumann Resonance". A 7.83 Hz frequency is an alpha/theta brainwave frequency in the human brain. Alpha/Theta brainwave frequency is relaxed, dreamy, sleepy state, that is also when cell regeneration and healing happens. It is no surprise that people ... As these waves combine and strengthen, they create a global electromagnetic resonance. This phenomenon was first predicted in the 1950s by German physicist W.O. Schumann, and the first reliable measurements of it were made in the early 1960s. Since that time the phenomenon has proven useful in a variety of scientific studies.Venture with us into the realm of Schumann's resonance and uncover the myriad potential advantages it holds for our health and vitality. Deciphering the Essence of Schumann …Mar 1, 2008 · The Schumann eigenfrequencies are derived from the resonance condition of a cavity. The resonant angular frequency of a thin spherical cavity is written (Schumann, 1952) ω n = n ( n + 1 ) c R , where n is an integer that identifies the eigenmode, c the velocity of light in the medium and R the average radius of the cavity. Schumann Resonance. 76,050 likes · 16,523 talking about this. Schumann Resonance • Structured Water • Hertz Frequencies • MemesMar 10, 2023 · It is also linked to the normal functioning of the human brain and body. While research on the benefits of Schumann resonance is ongoing, multiple studies suggest that the Schumann frequency of 7.83 Hz positively affects human health and well-being. It has been linked to improved cognitive functions, reduced stress and anxiety, enhanced immune ... Schumann Resonances Basic Physics - YouTube. Stefan Burns. 68.1K subscribers. Subscribed. 337. 8.5K views 1 year ago. Learn about the Schumann resonances and discover a new …Aquí nos gustaría mostrarte una descripción, pero el sitio web que estás mirando no lo permite.Aug 16, 2023 · the actual Schumann resonances have been found to occur at 7.83 Hz for the fundamental frequency, and then increase by somewhere between 6.2-6.5 Hz for each “overtone” above that fundamental ... Schumann resonances are global electromagnetic resonances, generated and excited by lightning discharges in the cavity formed by the Earth's surface and the ionosphere. This global electromagnetic resonance phenomenon is named after physicist Winfried Otto Schumann who predicted it mathematically in 1952. Schumann …Scientific explanation. What is the Schumann Resonance? Schumann resonances are peaks in the ELF part of the electromagnetic spectrum that occur in the Earth’s …The Schumann resonances (SR) are a set of spectrum peaks in the extremely low frequency portion of the Earth's electromagnetic field spectrum. Schumann resonances …Jun 8, 2022 · In this study, we use a sleep device with “Schumann resonance” function that outputs the low frequency of “Schumann resonance frequency (7.83 Hz) wave” in an attempt to resonate the user’s brain waves to make it easier to fall asleep, reach deep sleep, and maintain sleep. Since the effectiveness and side effects of the “Schumann ... Earth Information Center. For more than 50 years, NASA satellites have provided data on Earth's land, water, air, temperature, and climate. NASA's Earth Information Center allows visitors to see how our planet is changing in six key areas: sea level rise and coastal impacts, health and air quality, wildfires, greenhouse gases, sustainable energy, and …VLF (Very Low Frequency) Radio waves are useful, among other reasons, for detecting seismic activity, and earthquakes. VLF @ Cumiana. VLF @ Romagna. VLF @ Etna. VLF @ Medicina. VIRGO, ELF Monitoring @ Cascina. VLF Openlab Observatories Network. RADIO WAVES below 22 Khz ; IK1QFK, Renato Romero Home Page - Exploring ULF-ELF and … Schumann resonance. SR is a background stationary electromagnetic noise that propagates in the cavity between the earth surface and the lower boundary of the ionosphere at altitudes of 45–50 km, in the frequency range between 5 and 50 Hz [3,14,27–29]. The phenomenon was named after W.O. Schumann who first predicted and discussed it in 1950s . The Schumann resonance refers to a set of extremely low-frequency electromagnetic resonances that occur in the Earth’s atmosphere. These resonances are named after the German physicist Winfried ...Abstract. This chapter is concerned with the Earth’s Schumann resonances (SR) and their application to understanding global lightning. The natural electromagnetic waves in the SR frequency range (5 Hz to approx. 60 Hz) radiated by lightning discharges are contained by the Earth-ionosphere cavity.the actual Schumann resonances have been found to occur at 7.83 Hz for the fundamental frequency, and then increase by somewhere between 6.2-6.5 Hz for each “overtone” above that fundamental ...Abstract. The Schumann resonance, a global electromagnetic phenomenon, is shown to be a sensitive measure of temperature fluctuations in the tropical atmosphere. The link between Schumann resonance and temperature is lightning flash rate, which increases nonlinearly with temperature in the interaction between deep …The graph is updated every 15 minuteshttps://discord.gg/VcjMWwd3Support the stream:https://streamlabs.com/aasbmediaTwitter: https://twitter.com/schumannbotFa...Schumann Resonance. 76,050 likes · 16,523 talking about this. Schumann Resonance • Structured Water • Hertz Frequencies • MemesJun 26, 2017 · probs one of the most interesting interviews I've ever done!Rollin is a wealth of knowledge and I'm excited to be understanding more HeartMath content in the... The Schumann Resonance is an ultra-low frequency 7.83Hz electromagnetic wave produced naturally by the Earth's electrical discharges (lightning). 7.83Hz binaural beats can cause brain entrainment at 7.83Hz, creating physiological resonance with the electromagnetic Schumann Resonance. This improves wellness and subjective …Schumann Resonances on Titan received more attention than on other celestial bodies. Schumann Resonances on Titan were studied by Besser et al. [2002], Morente et al. [2003], Molina-Cuberos et al. [2004], Nickolaenko et al. [2003] and Pechony and Price [2004]. It appears that only the first Schumann Resonance mode might be detectable … The Schumann resonance is a set of electromagnetic wave harmonics of ultra-low frequency (<100 Hz) that are created naturally on Earth by high-energy phenomenon such as lightning and solar energy events. The human brain generates brainwaves of the same frequency and amplitude as the Schumann resonance, and magnetosomes in the brain connect ... And the human brain is not designed to operate at just the 40+ Hz range of brain wave frequencies. Indeed, there are multiple Schumann Resonances (7.83 Hz, 14 Hz, 21 Hz, 26 Hz, 33 Hz, 39 Hz, 45 Hz and 59 Hz), two of which are ALREADY focused in the 40 Hz range. These frequencies ALREADY cover the same basic range in which the human …Schumann resonances’ statistical parameters vary over time, which gives way to analyze them as a stochastic process. By splitting the Schumann resonance’s records into segments and obtaining their empirical distribution function, the differences can be evaluated by calculating the Kolmogorov–Smirnov distance between them.The Schumann resonance is a set of electromagnetic wave harmonics of ultra-low frequency (<100 Hz) that are created naturally on Earth by high-energy phenomenon such as lightning and solar energy events. The human brain generates brainwaves of the same frequency and amplitude as the Schumann resonance, and magnetosomes in the brain …Help support this channel on Patreon: https://www.patreon.com/crysknife007Tired of the ads and want this on your music player?Get the sound here: https://che... Benefits of Tuning Into the Schumann Resonance Frequency. Several scientists have conducted experiments using the 7.83 HZ on humans. One such breakthrough is the effect of this frequency in inhibiting the growth of cancer cells. The study wanted to examine the effect of the natural Schumann Resonance frequency on a certain kind of cancer cells. The Schumann Resonance (SR) is also known as the Schumann Frequency. This consists of naturally occurring, extremely low frequency (ELF) electromagnetic waves that inhabit the space above the …Schumann resonance transients and thesearch for gravitational waves Z.K. Silagadze∗ Budker Institute of Nuclear Physics and Novosibirsk State University, Novosibirsk 630 090, Russia Schumann resonance transients which propagate around the globe can potentially generate a correlated background in widely separated gravitational wave detectors.Jun 12, 2018 · Mother Earth’s natural heartbeat rhythm is the frequency of 7.83 Hz, also known as the “Schumann Resonance". A 7.83 Hz frequency is an alpha/theta brainwave frequency in the human brain. Alpha/Theta brainwave frequency is relaxed, dreamy, sleepy state, that is also when cell regeneration and healing happens. It is no surprise that people ... allowing the Schumann resonance standing waves to exist[2]. The Schumann resonances propagate in the horizontal direction with a vertical electric eld and horizontal magnetic eld[3]. Vertical antennas and horizontally aligned magnetometers are used to detect the electric eld and magnetic eld components of the Schumann resonances[4]. The ... DC 5V Schumann Resonance 7.83HZ Ultra-Low Frequency Pulse Generator Schumann Wave Generator Audio Resonator for Relax Sleep, Improving Body's Perception of Sound and Images. 3.3 out of 5 stars. 28. $34.99 $ 34. 99. Typical: $36.99 $36.99. 5% coupon applied at checkout Save 5% with coupon. allowing the Schumann resonance standing waves to exist[2]. The Schumann resonances propagate in the horizontal direction with a vertical electric eld and horizontal magnetic eld[3]. Vertical antennas and horizontally aligned magnetometers are used to detect the electric eld and magnetic eld components of the Schumann resonances[4]. The ... Aug 23, 2019 · The Schumann resonance is the pulse of Mother Earth. This “heartbeat” refers to the frequency of the electromagnetic field of the Earth. Professor Schumann is credited with the discovery, but ... The Schumann Resonance is an ultra-low frequency 7.83Hz electromagnetic wave produced naturally by the Earth's electrical discharges (lightning). 7.83Hz binaural beats can cause brain entrainment at 7.83Hz, creating physiological resonance with the electromagnetic Schumann Resonance. This improves wellness and subjective …It is also linked to the normal functioning of the human brain and body. While research on the benefits of Schumann resonance is ongoing, multiple studies suggest that the Schumann frequency of 7.83 Hz positively affects human health and well-being. It has been linked to improved cognitive functions, reduced stress and anxiety, enhanced …Scientific explanation. What is the Schumann Resonance? Schumann resonances are peaks in the ELF part of the electromagnetic spectrum that occur in the Earth’s …The Schumann Resonance signal intensity is modulated and highlycorrelated with solar activity and the electron concentrations in the lowest layersof the ionosphere. The enhanced or weakened solar activity moves the level of the SRsignal outside the normal homeostatic range and, through the Melatonin mechanism, causeshealth problems and enhanced …In this study, we use a sleep device with “Schumann resonance” function that outputs the low frequency of “Schumann resonance frequency (7.83 Hz) wave” in an attempt to resonate the user’s brain waves to make it easier to fall asleep, reach deep sleep, and maintain sleep. Since the effectiveness and side effects of the “Schumann ...Schumann Resonance Today 24/7 Live Graph (schumann resonance live) The graph is updated every 15 minutes. Local time is expressed in Tomsk (Russia) Summer Time (TLDV). TLDV = UTC + -- hours. Image 1 - Schumann resonance.24 Hours Ago Now. ›› Global Consciousness Project. Top Bursts. Highs. Lows. Explore the heartbeat of the earth, discover our Schumann Resonance data collection (since 04/2021).Feb 22, 2022 · 100% Pure Schumann Resonance recorded on 2/22/22 🙏 Best with headphones :) !#schumann #schumannresonance #schumannfrequency #8hz This is a powerful 2/22/22 ... Cherry, N. Schumann Resonances, a plausible biophysical mechanism for the human health effects of Solar/Geomagnetic Activity. Natural Hazards 26 , 279–331 (2002). Article Google ScholarThis phenomenon, known as the Schumann resonance, is the signature of thunderstorm and lightning activities, and is sometimes coined “the global tropical …Schumann resonances’ statistical parameters vary over time, which gives way to analyze them as a stochastic process. By splitting the Schumann resonance’s records into segments and obtaining their empirical distribution function, the differences can be evaluated by calculating the Kolmogorov–Smirnov distance between them.Abstract. This chapter is concerned with the Earth’s Schumann resonances (SR) and their application to understanding global lightning. The natural electromagnetic waves in the SR frequency range (5 Hz to approx. 60 Hz) radiated by lightning discharges are contained by the Earth-ionosphere cavity.Schumann discovered that this electromagnetic field oscillates at a resonant frequency of 7 to 10 beats per second. The highest-intensity waves of the Schumann Resonance occur at a frequency of 7.83 Hz. This is the Earth's "heartbeat". How interesting it is that this frequency is identical to the optimal functioning of the human brain waves. ☀️ Subscribe | https://bit.ly/SubscribeMettaverseMusicThis relaxing ambient music is tuned to A=432Hz and is embedded with 7.83Hz binaural beats, a range whe... Schumann resonances are global electromagnetic resonances produced and excited by natural lightning discharges in the cavity formed by the Earth’s surface and the ionosphere. Schumann Resonance generators can produce the same beneficial frequency. Schumann Resonance 7.83Hz diagram. For the last 200+ thousands of years, humans have been ...The “Schumann Resonance”, defined in brief, deals with a set of spectrum peaks as lightning strikes our planet and proceeds to activate its inner core and outer field. This lightning happens daily and is not merely the result of thunderstorms occurring on our planet. The lightning is electromagnetic vibrations driven by the Sun of our ... Explore the heartbeat of the earth, discover our Schumann Resonance data collection (since 04/2021). Schumann Resonance - do you feel it? Collecting Schumann Resonance data since 2021. Schumann resonances, which can be observed around 7.8, 14, 20, 26, 33, 39 and 45 Hz (Nikolaenko and Hayakwa, 2014).7.83 Hz Schumann Resonance Frequency - Earth's Ohm, Healing Theta Binaural Beats. ~ My other channels: Sub Bass Meditation Music https: ...It is believed that an asteroid/comet impact 65 million years ago ended the dinosaur era. The researchers named the corresponding impact crater Chicxulub, the Mayan word roughly translated as “the dragon's tail.”. We estimate the expected magnitudes of the Schumann resonance fields immediately after the Chicxulub impact …NIST Technical Series PublicationsJun 14, 2023 · This paper addresses the accuracy of estimates for the contemporary level of global thunderstorm activity found from the synchronous records of integrated Schumann resonance (SR) intensity at two high-latitude observatories in the Northern and Southern hemispheres. The results are based on numerical simulations of electromagnetic fields in the frequency band of the global (Schumann) resonance ... Schumann Resonance. 76,050 likes · 16,523 talking about this. Schumann Resonance • Structured Water • Hertz Frequencies • MemesThe Schumann Resonance has a similar effect on our brain. Brainwaves and the Schumann Resonance. Our own individual magnetic fields indistinguishably link us to the Universe. Our magnetic fields influence the Earth’s field and our reality at the same time in a constant energy feedback loop.View live data from GCI's Global Coherence Monitoring System, a worldwide network of magnetometers that collect a continuous stream of data from the earth's magnetic field. The Global Coherence Initiative is an international effort that seeks to help activate the heart of humanity and promote peace, harmony and a shift in global consciousness. GCI …Schumann resonances [3] are the pulse of the heart of the Earth, connecting us like an invisible thread to the matrix of the planet. They have been measured since the 1950s. They are an electromagnetic wave generated by the planet’s nucleus that spread outward towards its surface and further towards the ionosphere.The hypothesis promoted here is that the Schumann Resonance (SR) signal is the plausible biophysical mechanism to link the S-GMA levels to biological and human health …Schumann's Resonance 7.83 Hz - Isochronic Tones Embedded Into Relaxing Nature Sounds & Music . Binaural Institute. NEW AGE · 2012 . Preview. September 1, 2012 8 Songs, 2 hours, 30 minutes ℗ 2012 Binaural Institute. Also available in the iTunes Store . More By Binaural Institute .Jul 3, 2012 · Lightning flashes some 50 times every second on Earth. These discharges release bursts of ultra-low-frequency energy that coalesce and get stronger, ultimately creating a beating pulse of electromagnetic waves around the planet. This phenomenon is called Schumann resonance, and it takes place between the ground and the lower ionosphere, a region of charged particles about 60 miles up in the ... The Schumann resonance signal is a globally and continuous available the ELF modulated, radiating signal sourced from tropical thunderstorms and propagating around the world in the resonant cavity created between the ionosphere and the earth’s surface. Human, mammal, animal, fish, bird, and reptile brains had involved in a globalDie Schumann Resonanz. Winfried Schumann berechnete aus Linien mit geringer Intensität und extrem niedriger Frequenz, gemessen in Hz, diese Resonanzen. Daher der Name Schumann Resonanz.Diese Daten der Messungen wurden 1954 mit seinem Mitarbeiter veröffentlicht. Bekanntermaßen sind diese Messungen und …Aquí nos gustaría mostrarte una descripción, pero el sitio web que estás mirando no lo permite.A short documentary on Schumann and his discovery.[1] The life and work of Winfried Otto Schumann and the historical development of the main ideas leading to the hypothesis of Earth-ionosphere cavity electromagnetic oscillations are reviewed. The so-called Schumann resonances are a set of frequencies of electromagnetic waves in the natural cavity formed by a planet's …
Schumann was studying the resonant properties of a hollow metal sphere when he began to notice that the electromagnetic waves he was measuring had a specific frequency of around 7.83 Hz. Further research confirmed his findings, revealing that this frequency was the earth's natural frequency or the Schumann Resonance.. Www kidsa z com
Mar 10, 2023 · It is also linked to the normal functioning of the human brain and body. While research on the benefits of Schumann resonance is ongoing, multiple studies suggest that the Schumann frequency of 7.83 Hz positively affects human health and well-being. It has been linked to improved cognitive functions, reduced stress and anxiety, enhanced immune ... We reasoned that if this resonance pattern within the human brain was normally distributed, certain individuals should show elevations in the spectral density of the Schumann resonance. Thus, we computed …Jun 8, 2022 · In this study, we use a sleep device with “Schumann resonance” function that outputs the low frequency of “Schumann resonance frequency (7.83 Hz) wave” in an attempt to resonate the user’s brain waves to make it easier to fall asleep, reach deep sleep, and maintain sleep. Since the effectiveness and side effects of the “Schumann ... Aquí nos gustaría mostrarte una descripción, pero el sitio web que estás mirando no lo permite.Schumann Resonance Generator, 7.83Hz Anti Interference Adjustable Schumann Wave Pulse Generator, Energy Saving Ultralow Frequency Pulse Generator for Relexation Sleep. $35.81 $ 35. 81. FREE delivery Mar 28 - Apr 11 . Only 4 left in stock - order soon. The Spectrogram Calendar displays data from the magnetic field detectors deployed by the Global Coherence Initiative research team to monitor the resonances occurring in the plasma waves constantly circling the earth in the ionosphere. These daily spectrograms show the activity occurring at the various resonant frequencies from 1 to 50 Hz. Jan 20, 2021 · - Interesting Engineering. Schumann Resonance: Does Earth’s 7.83 Hz “Heartbeat” Influence Our Behavior? Yes, the earth has a heartbeat, and scientists theorize that it could affect brain and... We don't know, but it makes sense that it could be if the first harmonic at 14 Hz started to resonate, for whatever reason, more strongly than the fundamental. The Schumann Resonance is the resonance of low frequency electromagnetic waves bouncing around in the earth, with the earth being the active resonant chamber. Jan 11, 2012 · Some of the waves - if they have just the right wavelength - combine, increasing in strength, to create a repeating atmospheric heartbeat known as Schumann resonance. This resonance provides a useful tool to analyze Earth's weather, its electric environment, and to even help determine what types of atoms and molecules exist in Earth's atmosphere. Schumannn resonances. The existence of such resonant electromagnetic waves was predicted mathematically in 1952 by W. O. Schumann, a German physicist. Schumann was interested in the frequencies of the resonant waves, that is, how many times they oscillate per second (measured in hertz, where 1Hz is one oscillation per …Help support this channel on Patreon: https://www.patreon.com/crysknife007Tired of the ads and want this on your music player?Get the sound here: https://che...The Schumann Resonances are a set of spectrum peaks in the extremely low frequency (ELF) portion of the Earth's electromagnetic field, which is similar to say that these pulses are the heartbeat of the planet. For this reason, most people will be extremely open to conduct these waves of Electromagnetic Signaling through their Bio-Neurology that ...You CAN pump energy into the Schumann resonances (the US 60 Hz grid does exactly this, though PROBABLY accidentally: one of the resonances hovers around 60Hz, and the resulting difference in the ...Help support this channel on Patreon: https://www.patreon.com/crysknife007Tired of the ads and want this on your music player?Get the sound here: https://che...Note – on January 31, 2017, for the first time in recorded history, the Schumann resonance reached frequencies of 36+ Hz. This actually means that an increase in frequency creates an increase in consciousness, and when our consciousness increases, we have greater awareness. Trending.Aquí nos gustaría mostrarte una descripción, pero el sitio web que estás mirando no lo permite.Schumann resonances are global electromagnetic resonances produced and excited by natural lightning discharges in the cavity formed by the Earth’s surface and the ionosphere. Schumann Resonance generators can produce the same beneficial frequency. Schumann Resonance 7.83Hz diagram. For the last 200+ thousands of years, humans have been ...Schumann resonance (SR) is an electromagnetic resonance phenomenon in the Earth–ionosphere cavity exited by global lightning activities when the wavelength matches the circumference of the Earth, and the lowest four peak frequencies of SR are about 8, 14, 20, and 26 Hz. This article presents the new observational data of SR in …Jun 26, 2017 · probs one of the most interesting interviews I've ever done!Rollin is a wealth of knowledge and I'm excited to be understanding more HeartMath content in the... We reasoned that if this resonance pattern within the human brain was normally distributed, certain individuals should show elevations in the spectral density of the Schumann resonance. Thus, we computed ….