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view source for resonant tunneling diode wikipedia jump to content main menu main menu move to sidebar hide navigation main page contents current events random article about wikipedia contact us contribute help learn to edit community portal recent changes upload file special pages search search appearance donate create account log in personal tools donate create account log in view source for resonant tunneling diode add languages article talk english read edit view history tools tools move to sidebar hide actions read edit view history general what links here related changes upload file page information get shortened url switch to legacy parser in other projects wikidata item appearance move to sidebar hide resonant tunneling diode you do not have permission to edit this page for the following reason this ip address range has been globally blocked this does not affect your ability to read wikipedia pages most people who see this message have done nothing wrong some kinds of blocks restrict editing from specific service providers or telecom companies in response to recent abuse or vandalism and can sometimes affect other users who are unrelated to that abuse review the information below for assistance if you do not believe that you have done anything wrong this block affects editing on all wikimedia wikis the ip address or range 5 135 0 0 16 has been globally blocked by jon kolbert for the following reason s open proxy webhost visit the faq if you are affected this block will expire on 04 29 8 january 2027 your current ip address is 5 135 42 194 even while globally blocked you will usually still be able to edit pages on meta wiki if you believe you were blocked by mistake you can find additional information and instructions in the stewards block wizard other useful links global blocks help i have been blocked you can view and copy the source of this page si sige ritds image sige ritd typical structure jpg thumb 300px right typical structure of a si sige resonant interband tunneling diode image sige ritd typical banddiagram jpg thumb 300px right band diagram of a typical si sige resonant interband tunneling diode calculated by gregory snider s 1d poisson schrödinger solver in silicon si sige materials system si sige resonant interband tunneling diodes have also been developed which have the potential of being integrated into the mainstream si integrated circuits technology ref name rommel cite journal doi 10 1063 1 122419 title room temperature operation of epitaxially grown si si sub 0 5 ge sub 0 5 si resonant interband tunneling diodes year 1998 last1 rommel first1 sean l last2 dillon first2 thomas e last3 dashiell first3 m w last4 feng first4 h last5 kolodzey first5 j last6 berger first6 paul r last7 thompson first7 phillip e last8 hobart first8 karl d last9 lake first9 roger last10 seabaugh first10 alan c last11 klimeck first11 gerhard last12 blanks first12 daniel k journal applied physics letters volume 73 issue 15 page 2191 bibcode 1998apphl 73 2191r doi access free ref structure the five key points to the design are i an intrinsic semiconductor intrinsic quantum tunneling tunneling barrier ii delta doping delta doped injectors iii offset of the delta doping planes from the heterojunction interfaces iv low temperature molecular beam epitaxy molecular beam epitaxial growth ltmbe and v postgrowth rapid thermal anneal ing rta for activation of dopants and reduction of density of point defects ref name rommel performance a minimum pvcr of about 3 is needed for typical circuit applications low current density si sige ritds are suitable for low power memory applications and high current density tunnel diodes are needed for high speed digital mixed signal applications si sige ritds have been engineered to have room temperature pvcrs up to 4 0 ref cite journal doi 10 1049 el 20060323 title low sidewall damage plasma etching using icp rie with hbr chemistry of si sige resonant interband tunnel diodes year 2006 last1 park first1 s y last2 chung first2 s y last3 berger first3 p r last4 yu first4 r last5 thompson first5 p e journal electronics letters volume 42 issue 12 page 719 bibcode 2006ell 42 719p s2cid 98806257 ref the same structure was duplicated by another research group using a different molecular beam epitaxy mbe system and pvcrs of up to 6 0 have been obtained ref cite journal doi 10 1016 s0040 6090 00 01491 7 title physics and applications of si sige si resonant interband tunneling diodes year 2000 last1 duschl first1 r last2 eberl first2 k journal thin solid films volume 380 issue 1 2 pages 151 153 bibcode 2000tsf 380 151d ref in terms of peak current density peak current densities ranging from as low as 20 ma cm sup 2 sup and as high as 218 ka cm sup 2 sup spanning seven orders of magnitude have been achieved ref cite journal doi 10 1109 ted 2006 879678 title the effect of spacer thicknesses on si based resonant interband tunneling diode performance and their application to low power tunneling diode sram circuits year 2006 last1 jin first1 n last2 chung first2 s y last3 yu first3 r last4 heyns first4 r m last5 berger first5 p r last6 thompson first6 p e journal ieee transactions on electron devices volume 53 issue 9 page 2243 bibcode 2006ited 53 2243j s2cid 13895250 ref a resistive cut off frequency of 20 2 ghz has been realized on photolithography defined sige ritd followed by wet etching for further reducing the diode size which should be able to improve when even smaller ritds are fabricated using techniques such as electron beam lithography electron beam lithography ref cite journal doi 10 1109 led 2006 873379 author1 s y chung author2 r yu author3 n jin author4 s y park author5 p r berger author6 p e thompson name list style amp title si sige resonant interband tunnel diode with f sub r0 sub 20 2 ghz and peak current density 218 ka cm sup 2 sup for k band mixed signal applications journal ieee electron device letters volume 27 issue 5 page 364 year 2006 bibcode 2006iedl 27 364c s2cid 17627892 ref integration with si sige cmos and heterojunction bipolar transistors integration of si sige ritds with si cmos has been demonstrated ref s sudirgo d j pawlik s k kurinec p e thompson j w daulton s y park r yu p r berger and s l rommel nmos sige resonant interband tunneling diode static random access memory 64th device research conference conference digest page 265 june 26 28 2006 the pennsylvania state university university park pa ref vertical integration of si sige ritd and sige heterojunction bipolar transistors was also demonstrated realizing a 3 terminal negative differential resistance circuit element with adjustable peak to valley current ratio ref cite journal doi 10 1063 1 1690109 title three terminal si based negative differential resistance circuit element with adjustable peak to valley current ratios using a monolithic vertical integration year 2004 last1 chung first1 sung yong last2 jin first2 niu last3 berger first3 paul r last4 yu first4 ronghua last5 thompson first5 phillip e last6 lake first6 roger last7 rommel first7 sean l last8 kurinec first8 santosh k journal applied physics letters volume 84 issue 14 page 2688 bibcode 2004apphl 84 2688c url https scholarworks rit edu article 1040 doi access free ref these results indicate that si sige ritds is a promising candidate of being integrated with the si integrated circuit technology other applications other applications of sige ritd have been demonstrated using breadboard circuits including multi state logic ref cite journal author1 n jin author2 s y chung author3 r m heyns author4 and p r berger author5 r yu author6 p e thompson author7 s l rommel name list style amp title tri state logic using vertically integrated si resonant interband tunneling diodes with double ndr journal ieee electron device letters volume 25 issue 9 page 646 year 2004 bibcode 2004iedl 25 646j doi 10 1109 led 2004 833845 s2cid 30227 ref return to resonant tunneling diode retrieved 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