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20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
Spectroscopy.
Microwave radiation is used in electron paramagnetic resonance (EPR or ESR) spectroscopy, typically in the X-band region (~9 GHz) in conjunction typically with magnetic fields of 0.3 T. This technique provides information on unpaired electrons in chemical systems, such as free radicals or trans... | 2,700 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
frequency ranges corresponding to some of the letters vary somewhat between different application fields. The letter system had its origin in World War 2 in a top secret U.S. classification of bands used in radar sets; this is the origin of the oldest letter system, the IEEE radar bands. One set of microwave ... | 2,701 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
oxygen in the atmosphere). To avoid this problem, the original K band was split into a lower band, K, and upper band, K.
# Microwave frequency measurement.
Microwave frequency can be measured by either electronic or mechanical techniques.
Frequency counters or high frequency heterodyne systems can be used.... | 2,702 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
a laboratory setting, Lecher lines can be used to directly measure the wavelength on a transmission line made of parallel wires, the frequency can then be calculated. A similar technique is to use a slotted waveguide or slotted coaxial line to directly measure the wavelength. These devices consist of a probe ... | 2,703 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
limited by the determination of the nodal locations.
# Effects on health.
Microwaves do not contain sufficient energy to chemically change substances by ionization, and so are an example of non-ionizing radiation. The word "radiation" refers to energy radiating from a source and not to radioactivity. It has... | 2,704 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
property of microwaves specifically.
During World War II, it was observed that individuals in the radiation path of radar installations experienced clicks and buzzing sounds in response to microwave radiation. This microwave auditory effect was thought to be caused by the microwaves inducing an electric curr... | 2,705 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
can produce cataracts by this mechanism, because the microwave heating denatures proteins in the crystalline lens of the eye (in the same way that heat turns egg whites white and opaque). The lens and cornea of the eye are especially vulnerable because they contain no blood vessels that can carry away heat. E... | 2,706 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
research by exposing herself, animals and humans to microwave levels that made them feel warm or even start to sweat and feel quite uncomfortable. She found no adverse health effects other than heat.
# History.
## Hertzian optics.
Microwaves were first generated in the 1890s in some of the earliest radio e... | 2,707 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
spark gap radio transmitter. Hertz and the other early radio researchers were interested in exploring the similarities between radio waves and light waves, to test Maxwell's theory. They concentrated on producing short wavelength radio waves in the UHF and microwave ranges, with which they could duplicate cla... | 2,708 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
antenna made of a curved zinc sheet, powered by high voltage pulses from an induction coil. His historic experiments demonstrated that radio waves like light exhibited refraction, diffraction, polarization, interference and standing waves, proving that radio waves and light waves were both forms of Maxwell's ... | 2,709 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
use in his experiments. Russian physicist Pyotr Lebedev in 1895 generated 50 GHz millimeter waves. In 1897 Lord Rayleigh solved the mathematical boundary-value problem of electromagnetic waves propagating through conducting tubes and dielectric rods of arbitrary shape. which gave the modes and cutoff frequenc... | 2,710 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
as ground waves and by reflecting off the ionosphere as skywaves, and microwave frequencies were not further explored at this time.
## First microwave communication experiments.
Practical use of microwave frequencies did not occur until the 1940s and 1950s due to a lack of adequate sources, since the triode... | 2,711 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
power at frequencies up to a few gigahertz, and were used in the first experiments in communication with microwaves.
In 1931 an Anglo-French consortium demonstrated the first experimental microwave relay link, across the English Channel between Dover, UK and Calais, France. The system transmitted telephony, ... | 2,712 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
were used briefly, but didn't catch on. The first usage of the word "micro-wave" apparently occurred in 1931.
## Radar.
The development of radar, mainly in secrecy, before and during World War 2, resulted in the technological advances which made microwaves practical. Wavelengths in the centimeter range were... | 2,713 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
horn antenna in 1938 as a means to efficiently radiate microwaves into or out of a waveguide. In a microwave receiver, a nonlinear component was needed that would act as a detector and mixer at these frequencies, as vacuum tubes had too much capacitance. To fill this need researchers resurrected an obsolete t... | 2,714 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
of semiconductor physics learned during their development led to semiconductor electronics after the war.
The first powerful sources of microwaves were invented at the beginning of World War 2: the klystron tube by Russell and Sigurd Varian at Stanford University in 1937, and the cavity magnetron tube by Joh... | 2,715 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
By 1943, 10 centimeter (3 GHz) radar was in use on British and American warplanes. The first microwave relay systems were developed by the Allied military near the end of the war and used for secure battlefield communication networks in the European theater.
## Post World War 2.
After World War 2, microwave... | 2,716 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
broadcasting industry, from the 1940s microwave dishes were used to transmit backhaul video feed from mobile production trucks back to the studio, allowing the first remote TV broadcasts. The first communications satellites were launched in the 1960s, which relayed telephone calls and television between widel... | 2,717 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
later many other uses. Radar and satellite communication motivated the development of modern microwave antennas; the parabolic antenna (the most common type), cassegrain antenna, lens antenna, slot antenna, and phased array.
The ability of short waves to quickly heat materials and cook food had been investig... | 2,718 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
of a magnetron feeding microwaves into a closed metal cavity containing food, which was patented by Raytheon on 8 October 1945. Due to their expense microwave ovens were initially used in institutional kitchens, but by 1986 roughly 25% of households in the U.S. owned one. Microwave heating became widely used ... | 2,719 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
ovens). The gyrotron tube family developed in Russia could produce megawatts of power up into millimeter wave frequencies, and is used in industrial heating and plasma research, and to power particle accelerators and nuclear fusion reactors.
## Solid state microwave devices.
The development of semiconductor... | 2,720 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
devices like diodes worked better.
The tunnel diode invented in 1957 by Japanese physicist Leo Esaki could produce a few milliwatts of microwave power. Its invention set off a search for better negative resistance semiconductor devices for use as microwave oscillators, resulting in the invention of the IMPAT... | 2,721 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
These were used for low noise microwave receivers in radio telescopes and satellite ground stations. The maser led to the development of atomic clocks, which keep time using a precise microwave frequency emitted by atoms undergoing an electron transition between two energy levels. Negative resistance amplifie... | 2,722 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
so microwave frequencies were generally limited to the output stage of transmitters and the RF front end of receivers, and signals were heterodyned to a lower intermediate frequency for processing. The period from the 1970s to the present has seen the development of tiny inexpensive active solid state microwa... | 2,723 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
frequencies, was invented with printed circuits in the 1950s. The ability to cheaply fabricate a wide range of shapes on printed circuit boards allowed microstrip versions of capacitors, inductors, resonant stubs, splitters, directional couplers, diplexers, filters and antennas to be made, thus allowing compa... | 2,724 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
and it has dominated microwave semiconductors ever since. MESFETs (metal-semiconductor field-effect transistors), fast GaAs field effect transistors using Schottky junctions for the gate, were developed starting in 1968 and have reached cutoff frequencies of 100 GHz, and are now the most widely used active mi... | 2,725 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
containing passive components as well as transistors can be fabricated by lithography. By 1976 this led to the first integrated circuits (ICs) which functioned at microwave frequencies, called monolithic microwave integrated circuits (MMIC). The word "monolithic" was added to distinguish these from microstrip... | 2,726 |
20097 | Microwave | https://en.wikipedia.org/w/index.php?title=Microwave | Microwave
e become the workhorses of both analog and digital high frequency electronics, enabling the production of single chip microwave receivers, broadband amplifiers, modems, and microprocessors.
# See also.
- Block upconverter (BUC)
- Cosmic microwave background
- Electron cyclotron resonance
- International ... | 2,727 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
Battle of Wagram
The Battle of Wagram (; 5–6 July 1809) was a military engagement of the Napoleonic Wars that ended in a costly but decisive victory for Emperor Napoleon I's French and allied army against the Austrian army under the command of Archduke Charles of Austria-Teschen. The battle led to the... | 2,728 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
initial surprise, Napoleon beat the Austrian forces and occupied Vienna at the beginning of May 1809. Despite the string of sharp defeats and the loss of the empire's capital, Archduke Charles salvaged an army, with which he retreated north of the Danube. This allowed the Austrians to continue the war.... | 2,729 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
the 145,000-man strong Austrian army. Having successfully crossed the river, Napoleon attempted an early breakthrough and launched a series of evening attacks against the Austrian army. The Austrians were thinly spread in a wide semicircle, but held a naturally strong position. After the attackers enjo... | 2,730 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
charge, which temporarily halted the Austrian advance. He then redeployed IV Corps to stabilise his left, while setting up a grand battery, which pounded the Austrian right and centre. The tide of battle turned and the Emperor launched an offensive along the entire line, while "Maréchal" Louis-Nicolas ... | 2,731 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
the Battle of Znaim. With the battle still raging, Charles decided to ask for an armistice, effectively ending the war.
With 80,000 casualties, the two-day battle of Wagram was particularly bloody, mainly due to the use of 1,000 artillery pieces and the expenditure of over 180,000 rounds of artillery ... | 2,732 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
Treaty of Schönbrunn meant the loss of one sixth of the Austrian Empire's subjects, along with some territories, rendering it landlocked until the German Campaign of 1813.
After the battle, Emperor Napoleon bestowed to Louis-Alexandre Berthier, who was his Marshal, Chief of Staff and Vice-Constable of... | 2,733 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
European continent. Resounding victories during the 1805 to 1807 wars against the Third and Fourth coalitions had ensured almost undisputed continental hegemony, to such an extent that no other European power could challenge the might of Napoleon's empire. However, despite having defeated Austria, forc... | 2,734 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
of the Continental System, he sought to force Portugal, a traditional British trading partner, to observe it; when diplomatic means failed in 1808, Napoleon had the country occupied, forcing the ruling dynasty of Braganza to flee the country and seek refuge in its main colony, Brazil. In a move that wo... | 2,735 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
was rendered untenable after the Battle of Bailen, a rare and resounding defeat for the French forces and an event that greatly encouraged the Austrian war party. With Napoleon forced to intervene personally and commit increasingly significant forces to the Spanish, the French military position in cent... | 2,736 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
Peace of Pressburg, Austria still possessed a formidable army which, in the years following Austerlitz, had undergone major reforms. By 1809, the state was almost bankrupt and acutely aware that it could not retain its status as a great power if it did not manage to regain some of its former influence ... | 2,737 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
Germany and hoping that an early success might convince Prussia to join the new coalition, while calculating that Russia would most likely not interfere in support of the French. Austrian military preparations were accelerated in 1808 and early 1809, with operations set to occur in several war theatres... | 2,738 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
Austria and France was imminent and the Habsburg army, 200,000 men strong, massed in the northwestern province of Bohemia, near the frontier with the Confederation of the Rhine, the French-dominated confederacy of German states. Austria hoped that Prussia would join the war and, by massing its main arm... | 2,739 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
Austrian capital. Nevertheless, the time-consuming manoeuvres to Bohemia and back cost the Austrians an entire month.
On 9 April 1809, without any declaration of war, the main Austrian army crossed the Inn River into Bavaria, one of France's main allies, while secondary Austrian armies launched offens... | 2,740 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
in order to remain in close contact with Paris by military telegraph and to avoid provoking the Austrians, Berthier was initially ordered to set up his headquarters near Strasbourg, hundreds of kilometres away from the front line, before moving to Germany as war broke out. As a result, Berthier's respo... | 2,741 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
the Austrian onslaught. Before Napoleon could concentrate his corps, Charles attacked Davout's isolated corps at Teugen-Hausen but the dogged French marshal repulsed the attackers. The tide of the campaign had turned but Napoleon misjudged the strategic situation, thinking that the force that had fough... | 2,742 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
army which he directed north of the Danube, where he awaited Napoleon's next move.
Charles's retreat left Napoleon with two options: pursue the defeated Austrian army north of the Danube or occupy Vienna, which was now covered by a secondary enemy force and could not hope to hold out. Uncharacteristic... | 2,743 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
Meanwhile, Charles brought the bulk of his remaining force on the northern bank of the river, close to Vienna, which lured Napoleon into attacking them right away. Napoleon's rushed crossing of the river was made on fragile, hastily built pontoon bridges, over an increasingly swollen river. The French ... | 2,744 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
in keeping the Austrians at bay. Fighting resumed early on 22 May, when Napoleon began receiving some reinforcements and decided to attack. The French offensive was quite successful but Napoleon soon received alarming news that the main bridge had broken and consequently, no further reinforcements and ... | 2,745 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
was most difficult. It took all the experience of the French commanders and the determination and self-sacrifice of the troops, including the Guard, to fend off the ferocious Austrian onslaught but, by nightfall, the remains of the French forces were safely across the arm of the Danube, on the island o... | 2,746 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
early string of defeats, the army could fight extremely well. However, in the weeks following the battle, Archduke Charles became increasingly skeptical about his chances of winning the war. His analysis of the battle revealed that he had been unable to capitalise on his overwhelming numerical superior... | 2,747 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
while Russia, France's ally since 1807, was becoming increasingly aggressive against the Austrian forces in Galicia. Thus, Charles's skepticism stemmed from the realisation that none of the strategic prerequisites for an Austrian victory in this war had materialised. He came to believe that his country... | 2,748 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
who were corresponding directly on military matters with his chief of staff, "General Major" Wimpffen and some of the corps commanders. The constant flow of information from the front maintained a bellicose atmosphere in the high political circles and an erroneously optimistic opinion about Austria's m... | 2,749 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
rotten and Charles's insufficiently assiduous preparations for another battle further sapped their confidence in him. One of the senior generals, Johann von Hiller, commander of VI Korps was overtly critical of Charles's strategy and resigned on 4 July, on the eve of the battle of Wagram, giving health... | 2,750 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
on Lobau island. A plan to march to Pressburg, cross the Danube and launch operations against the enemy's rear from there was also dismissed as strategically unsound after "General Major" Wimpffen noted that such a plan would leave Bohemia, the richest province still under the Austrian Empire's control... | 2,751 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
army as an invaluable tool, meant to protect the existence of the Monarchy. He was thus a cautious commander, never willing to risk it all in order to obtain a decisive victory, a commitment that he reiterated towards the end of June, when he wrote to his uncle and mentor, Prince Albert of Saxony, Duke... | 2,752 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
battle of Aspern-Essling, Napoleon knew that he had failed in his attempt to cross the Danube and was so astonished by the severity of the setback that he remained in unaccustomed inaction for 36 hours. After recovering his usual drive, his immediate concern was to improve the dire situation of his arm... | 2,753 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
built, the Emperor had the wounded and a part of the troops transferred to the mainland, but maintained IV Corps on the island. He did not intend to abandon this position, as he was planning to use it as a springboard for his upcoming crossing. His next task was to rebuild the army. Casualties had been... | 2,754 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
loss was Louis-Vincent-Joseph Le Blond de Saint-Hilaire, who had been created a Marshal of the Empire just a month before, in recognition of his brilliant conduct during the earlier campaign, but received a mortal wound during the battle and died before the coveted baton could arrive from Paris. Jean-L... | 2,755 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
high. Evidence of this came a couple of days before the newly planned crossing of the Danube, when Napoleon's most senior Corps commander, "Maréchal" André Masséna fell from his horse and badly injured his foot, rendering him unable to ride for some time. In sheer contrast with Hiller's gesture, Massén... | 2,756 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
of the Grande Armée artillery, General Songis and his successor, General Lariboisière, installed a massive 124-gun battery on the island. They also carefully scouted the shores and small islands of the Danube and installed batteries in strategic positions, in a bid to cover Vienna, but above all with t... | 2,757 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
against any floating barges that the Austrians might have launched to destroy them, by building palisades upstream. In order to cross from the island to the northern bank, a series of pivoting bridges and landing craft were also built. The French also captured a Danube flotilla and built additional pat... | 2,758 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
Archduke Charles was however unsure about where the French would cross and, together with his staff reckoned that the crossing would most likely be made from the north of the island, making landfall roughly at the same location as at the Battle of Aspern-Essling. Working on this hypothesis, Charles had... | 2,759 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
north of Lobau seemed to be confirmed on 2 July, when he received news that French forces began to cross the river there. The Austrian commander thought that the battle scenario he had prepared for – a repetition of the battle fought at the end of May – was about to materialise, so he promptly moved hi... | 2,760 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
and fight the enemy there was abandoned. Instead, Archduke Charles occupied both the Bisamberg heights and the Wagram plateau behind the Russbach river, covering the retreat routes to Bohemia and Moravia respectively, thus occupying a sound strategic position. Although the army was not strong enough to... | 2,761 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
to fighting in open order formations, which were insufficiently mastered by his men, and at which the French were adept. This was, without a doubt, one of the bitter lessons that the Austrians learned at Aspern and Essling. But above all, the cautious Archduke Charles was unwilling to take the risk of ... | 2,762 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
advocating for this position for weeks and this time Charles finally acquiesced to their point of view.
## Opposing plans.
Intelligence received on 4 July informed the Archduke that the French had weakened their position at Pressburg, a clear sign that the enemy would launch its operations very soon.... | 2,763 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
thunderstorms delayed delivery of the message, which only got to Archduke John 23 hours later.
Archduke Charles did not seriously consider the possibility that the French could cross elsewhere than north of Lobau island until late on 4 July. When he finally accounted for this scenario, Charles remaine... | 2,764 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
with the rest of his forces further west on the Bisamberg heights, the two positions that Wimpffen and Grünne had favoured all along. Should the French have attempted to attack the forces on the Wagram plateau, the forces present there were expected to resist long enough to allow Charles to fall on the... | 2,765 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
it left the Advance Guard and VI Corps with an ambiguous objective: if Charles wanted protracted resistance, then these forces were too weak to accomplish such a task; however, if the objective was only brief resistance, then they were too numerous and thus needlessly exposed.
Meanwhile, the French we... | 2,766 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
before making contact with the enemy. On 4 July, by nightfall, under the cover of a violent thunderstorm that impeded any Austrian observation, Napoleon gave the order for the commencement of the crossing operations.
## Across the Danube.
One French thrust was directed at occupying the strategic Hans... | 2,767 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
the river, without meeting any opposition. Sainte-Croix's "pontonniers" then started work and, making good use of the current, managed to bridge the arm of the Danube in no more than five minutes, using another pivoting bridge. This allowed Masséna's divisions to begin crossing, while the division comm... | 2,768 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
additional bridges and work continued well after dawn on 5 July, after the bulk of the "Grande Armée" had already crossed the river. The battle had begun.
As the French were crossing east of Lobau island, the only significant Austrian force in the immediate vicinity was Armand von Nordmann's Advance G... | 2,769 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
and his II Corps approached Sachsengang castle and came up against its defenders: two Austrian battalions and a few small-calibre cannon. The French opted against storming the position and instead brought forward their howitzers, in a bid to shell the defenders into submission. Austrian resistance was ... | 2,770 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
delay the deployment of IV Corps onto the Marchfeld plain beyond. The Emperor thus ordered his heavy batteries on Lobau island, including 22 heavy 16-pounders, 14 mortars and 10 howitzers, to bombard the village. In total, some one thousand shells were fired on Gross-Enzersdorf, with the village quickl... | 2,771 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
Colonel Sainte-Croix assumed command of the 46th Line regiment and stormed the position, taking some 400 prisoners. Further west, the division commanded by Boudet moved against the village of Essling, which fell to the French without much resistance. By 10:00, Napoleon was pleased to notice that the br... | 2,772 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
the bulk of Napoleon's army to cross to the northern bank of the Danube at great speed and in perfect safety.
Archduke Charles was by now well aware of Napoleon's intentions but remained committed to his plan not to fight the battle on the flat Marchfeld plain, where the superior French cavalry would ... | 2,773 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
front line formed by the Corps of Masséna on the left, Oudinot in the centre and Davout on the right, and the respective Corps cavalry screening the flanks. By noon, the French had advanced into the Marchfeld, a move which so far suited both commanders.
## Clashes on the Marchfeld.
As the French were... | 2,774 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
fire. Casualties began to mount at an alarming rate and Nordmann's infantry, initially 12,000 men strong, was particularly exposed to artillery fire during its retreat towards Grosshofen. Additionally, towards 13:00, Nordmann became extremely concerned that the numerous French cavalry, might cut him of... | 2,775 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
to continue their advance unmolested. The first serious Austrian attempt to slow down the French onslaught came towards 15:00, when Liechtenstein and Nordmann tried to organise a joint operation, but they gave up quite early on, realising that they were opposed by a very powerful force of several infan... | 2,776 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
Corps decided to make a stand. These men were from Riese's brigade, soon reinforced by the 13th Wallachian-Illyrian "Grenzer" and Infantry Regiment 46 "Chasteler". Bernadotte sent forward the two battalions of the 5th Light regiment, which successfully pushed back the opposition, allowing the rest of h... | 2,777 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
Albert" Cuirassiers on the left and the 2nd "Erzherzog Franz" Cuirassiers on the right. D'Hurbal was suddenly charged by the 400 cavalrymen from the Saxon "Prinz Klemens Chevaulegers" regiment from Bernadotte's Corps, who had recklessly moved forward unsupported. D'Hurbal's cuirassiers stood to receive... | 2,778 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
Saxons managed to maintain the impetus of their charge and crashed into the Austrian cuirassiers. Amongst the Saxon cavalry was a single squadron of the "Herzog Albrecht Chevaulegers" regiment, which shared the same Regimental Proprietor with the Austrian "Herzog Albert" cuirassiers and these units fou... | 2,779 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
five cavalry regiments with the IV Korps at Markgrafneusiedl.
Meanwhile, Nordmann's slow retreat allowed Klenau's VI Austrian Korps, which had also been placed in an advanced position, to make a skillful fighting retreat westwards, taking few losses. In sharp contrast, Nordmann's Advance Guard suffere... | 2,780 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
a well-led and determined staged retreat, Nordmann managed to extricate his battered troops, reaching the relative safety of the town of Markgrafneusiedl. The Advance Guard continued to constitute a viable fighting force and they were thus integrated in the IV Korps, guarding the Austrian left wing. Th... | 2,781 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
Reserve in a central position next to the village of Wagram.
Opposite to the Austrians lay the French Army, which managed to fully deploy towards 18:00. From left to right, the French army included: Masséna's IV Corps, covering a wide area between the Danube and Süssenbrunn, the lead elements of Berna... | 2,782 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
strategic position, as he was holding the central position and had a much shorter line than his opponent.
## The evening attacks.
After the successful crossing of the Danube and deployment of his army on the Marchfeld plain, Napoleon achieved his primary goal for the day. Nevertheless, towards 18:00,... | 2,783 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
there was still no sign of the arrival of Archduke John's army from the east. This attack was also meant to probe the strength and resolution of the enemy, as the Emperor did not know exactly what forces lay before him. The attack was to take place against the Russbach line on a wide front, between Wag... | 2,784 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
respective commanders in due time, which resulted in a failure to launch synchronized actions.
An artillery bombardment, between 19:00 and 19:30 opened up the French attack, with Oudinot launching a part of his II Corps against the Austrian II Korps under Prince Hozenzollern. The Austrian defenders we... | 2,785 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
the small village of Baumersdorf. This village, consisting of no more than 30 wooden houses and a bridge, soon caught fire from the French artillery bombardment, but the Austrian defenders from Hardegg's brigade (8th "Jäger" regiment and a battalion of Volunteers from the "Erzherzog Karl Legion") stood... | 2,786 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
stop. Meanwhile, the 10th Light crossed the Russbach downstream and, after passing through the boggy terrain below the escarpment, began to make its way up the slope. As the 10th Light was coming up towards the village, they were at first greeted with intense artillery fire and then Buresch's brigade r... | 2,787 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
they met the steady ranks of the Imperial Guard, towards Raasdorf. By now, it was past 20:00, night was falling and Oudinot had been repulsed with significant losses.
While Oudinot was engaged with Hohenzollern at Baumersdorf, to the west, "Général de Division" Jacques MacDonald, commander of the V Co... | 2,788 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
and was thus free to advance unmolested on Deutsch-Wagram from the east. Attacking Dedovich's division at Deutsch-Wagram, Dupas's small Franco-Saxon division was soon supported by Lamarque's division, personally led by MacDonald, with the divisions of Seras, Durutte and Sahuc, all from Paul Grenier's V... | 2,789 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
the French mistook the white uniforms of their Saxon allies from the Schützen and Grenadier battalions, believing them to be Austrians and promptly firing at them, which triggered a precipitated retreat of these men. With Archduke Charles now personally present to reestablish order, the morale of the A... | 2,790 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
developed into a dangerous situation for the Austrian army. Opposite to them, both the Saxons, who had suffered high casualties, and the French troops were retreating in complete disorder and halted only near Raasdorf.
To the west, "Maréchal" Bernadotte, in command of the Saxon IX Corps, was preparing... | 2,791 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
17 ("Reuss-Plauen") and the 2nd "Jäger" regiment, but the Saxons pushed on and entered the village. Once they reached the vicinity of the village church, the Saxons were steadily met by the third battalion of infantry regiment 17 and the attack at once broke down, with the attackers forced to take shel... | 2,792 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
inside spoke German and all, except the Austrian "Jägers", wore white uniforms. There were thus several instances in which Saxon troops fired at each other and their situation took a turn for the worse towards 22:30, when "Generalmajor" Hartizsch brought fresh Saxon troops against the position. Hartizs... | 2,793 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
the attack, as the Saxons in the village now thought themselves surrounded and at once broke and retreated in disorder. The Saxon troops of the IX Corps were now completely demoralised and any attempts to rally and reform them at Aderklaa towards 23:00 failed.
A final French attack was launched by Dav... | 2,794 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
the Austrian IV Army Korps. After a short artillery bombardment, Davout sent the divisions of Friant and Morand across the Russbach stream, in a flanking attack from the east, while his other two divisions, under Gudin and Puthod were ordered to attack frontally, through the village of Grosshofen. Davo... | 2,795 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
criticism from Napoleon.
## The night of July 5 to July 6.
With the fighting fading out completely towards 23:00, the two commanders were at their respective headquarters, knowing that the following day would be decisive for the outcome of the battle. Meanwhile, with an extremely cold night settling ... | 2,796 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
failed in his attempt at a quick breakthrough. As many as 11,000 French and Allies were out of action, including Paul Grenier, commander of VI Corps, who had suffered a shattered hand and was out of action for the next day. Despite these setbacks, the Emperor had managed to fix the enemy forces and was... | 2,797 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
flank. Such an action, if successful, would have compromised the position of the other Austrian Korps on the Wagram plateau and would have forced them back northwestwards, away from any reinforcements they might have expected to receive from Pressburg. Napoleon also planned for his II and IX Corps, as ... | 2,798 |
157767 | Battle of Wagram | https://en.wikipedia.org/w/index.php?title=Battle%20of%20Wagram | Battle of Wagram
orders to defend the lines of communication lines with the military base on Lobau island. The Imperial Guard, Cavalry Reserve and the reinforcements that Napoleon was expecting were to form the battle reserve of the army.
After the conference, Napoleon asked Davout to stay on and the two spent a long ... | 2,799 |
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