{"id":1657,"date":"2026-09-10T05:03:42","date_gmt":"2026-09-10T05:03:42","guid":{"rendered":"https:\/\/proactivepcb.com\/articles\/uncategorized\/silver-sintering-reliability-testing\/"},"modified":"2026-09-10T05:03:42","modified_gmt":"2026-09-10T05:03:42","slug":"silver-sintering-reliability-testing","status":"publish","type":"post","link":"https:\/\/proactivepcb.com\/articles\/pcb-testing-validation\/silver-sintering-reliability-testing\/","title":{"rendered":"Silver Sintering Reliability Testing: A Guide for Engineers"},"content":{"rendered":"<h2>Key Takeaways<\/h2>\n<ul>\n<li>\n<p>Silver sintering reliability testing qualifies die-attach joints in high-temperature power electronics, because initial bond strength alone does not predict long-term performance.<\/p>\n<\/li>\n<li>\n<p>Comprehensive qualification programs combine thermal cycling, power cycling, high-temperature storage and post-aging shear testing to evaluate distinct degradation mechanisms.<\/p>\n<\/li>\n<li>\n<p>Standards such as IEC 63215-2:2023, the JEDEC JESD22 series, AEC-Q100 and MIL-STD-883 define repeatable test conditions and acceptance criteria.<\/p>\n<\/li>\n<li>\n<p>Failure analysis techniques including SAM, SEM and EDS identify root causes after accelerated aging and guide process improvements.<\/p>\n<\/li>\n<li>\n<p><a target=\"_blank\" rel=\"noopener noreferrer nofollow\" href=\"https:\/\/proactivepcb.com\/quote\/\">Pro-Active Engineering offers integrated<\/a> design, advanced interconnect and thermal management capabilities that support silver sintering qualification from concept through production.<\/p>\n<\/li>\n<\/ul>\n<h2>Overview of Silver Sintering Reliability Testing<\/h2>\n<p>Silver sintering reliability testing evaluates how sintered silver die-attach joints withstand extreme thermal, mechanical and power-cycling conditions over extended periods. These tests simulate real operating environments and support long-term performance predictions.<\/p>\n<p>The discipline separates two evaluation categories. Initial quality checks such as die shear strength and void inspection confirm bond integrity at manufacture. Long-term reliability testing with thermal cycling, power cycling and high-temperature storage determines whether that bond survives service life.<\/p>\n<figure style=\"text-align: center\"><img decoding=\"async\" src=\"https:\/\/cdn.aigrowthmarketer.co\/1785164968340-5a26d376377f.webp\" alt=\"A high-voltage electrical substation with transmission towers against the sky.\" style=\"max-height: 500px\" loading=\"lazy\"><figcaption><em>Thermally optimized, high-power assemblies for energy systems \u2014 silver sintering, direct thermal path, heavy copper, and metal-core builds engineered for continuous operation in demanding environments.<\/em><\/figcaption><\/figure>\n<p>Initial bond strength does not predict long-term reliability. The porous microstructure of sintered silver evolves under thermal and mechanical stress. Accelerated aging tests therefore play a central role in qualification.<\/p>\n<h2>Key Silver Sintering Reliability Test Methods<\/h2>\n<p>No single test fully characterizes silver sintering reliability. A robust qualification program starts with thermal cycling to expose thermomechanical stress, then adds power cycling for realistic electrical load and high-temperature storage for pure thermal aging. Post-aging shear testing and targeted methods such as thermal shock or vibration complete the picture.<\/p>\n<h3>Thermal Cycling Testing<\/h3>\n<p>The silver sintering thermal cycling test assesses resistance to coefficient of thermal expansion mismatch between the die, sinter layer, substrate and baseplate. Wide temperature ranges with controlled ramp rates and dwell times drive thermomechanical fatigue.<\/p>\n<p><a target=\"_blank\" rel=\"noindex nofollow\" href=\"https:\/\/chamber-testing.com\/a\/d\/jedec-thermal-cycle-testing-standard.html\">JESD22-A104 is the JEDEC standard most widely used for thermal cycling<\/a>. It defines temperature range, ramp rate, dwell time and cycle count to support repeatability across laboratories. Automotive applications commonly follow AEC-Q100 requirements. Thermal cycling reveals crack propagation, delamination and void formation driven by thermomechanical fatigue.<\/p>\n<h3>Power Cycling Testing<\/h3>\n<p>The silver sintering power cycling test simulates operating conditions by heating the device through electrical current and then cooling it. This process replicates junction temperature swings seen in service.<\/p>\n<p>Power cycling often provides a more representative die-attach reliability assessment than passive thermal cycling. It creates temperature gradients and current-induced stress that passive methods cannot reproduce. <a target=\"_blank\" rel=\"noindex nofollow\" href=\"https:\/\/deruitestchamber.com\/semiconductor-temperature-cycling-testing\">JESD22-A105 is the JEDEC standard for power and temperature cycling<\/a>. It requires programmable power supplies, switching and synchronized monitoring. Power cycling reveals sinter layer fatigue, bond wire degradation and thermal resistance increases under realistic load.<\/p>\n<h3>High-Temperature Storage<\/h3>\n<p>High-temperature storage, or HTS, evaluates thermal stability and aging behavior of the sintered silver layer under prolonged exposure to elevated temperatures. <a target=\"_blank\" rel=\"noindex nofollow\" href=\"https:\/\/imapsjmep.org\/article\/161566-jet-dispensing-process-development-for-a-microparticle-based-ag-sintering-paste-for-pressureless-sintering-of-miniaturized-opto-electronic-components\">A 2026 study in the Journal of Microelectronics and Electronic Packaging used HTS alongside thermal cycling to assess long-term reliability of silver-sintered die attach<\/a>. The study reported maintained shear strength and, in some cases, increased strength after extended aging.<\/p>\n<p>HTS highlights diffusion mechanisms, oxidation at interfaces and continued densification or pore coarsening that change mechanical properties over time.<\/p>\n<h3>Die Shear Testing<\/h3>\n<p>The silver sintering shear test measures mechanical strength of the sintered joint and serves as a common quality metric for process validation. As noted earlier, initial shear strength is not a reliable predictor of long-term reliability.<\/p>\n<p>Shear testing delivers the most value when performed after thermal cycling or HTS to track degradation. Effective programs combine shear testing with failure analysis to locate the fracture path within the sinter layer, at the die interface or at the substrate interface.<\/p>\n<h3>Additional Environmental and Mechanical Tests<\/h3>\n<ul>\n<li>\n<p><strong>Thermal Shock Testing<\/strong> (<a target=\"_blank\" rel=\"noindex nofollow\" href=\"https:\/\/deruitestchamber.com\/semiconductor-temperature-cycling-testing\">JESD22-A106<\/a>): Uses rapid temperature transitions for extreme stress resistance evaluation, distinct from the gradual ramp rates used in thermal cycling.<\/p>\n<\/li>\n<li>\n<p><strong>Moisture Resistance Testing<\/strong>: Evaluates susceptibility to humidity-induced degradation at the sinter layer and interfaces.<\/p>\n<\/li>\n<li>\n<p><strong>Vibration Testing<\/strong>: Assesses mechanical robustness for aerospace and automotive applications where dynamic loading occurs in service.<\/p>\n<\/li>\n<\/ul>\n<p><a target=\"_blank\" rel=\"noindex nofollow\" href=\"https:\/\/proactivepcb.com\/quote\/\"><strong>Get a Quote for Silver Sintering Reliability Testing Support<\/strong><\/a><\/p>\n<h2>Silver Sintering Reliability Standards<\/h2>\n<p>Silver sintering reliability standards define test conditions, sample sizes and acceptance criteria so laboratories can generate comparable results.<\/p>\n<p><a target=\"_blank\" rel=\"noindex nofollow\" href=\"https:\/\/cdn.standards.iteh.ai\/samples\/101680\/e464ca12df5d433cb92367e34061b194\/IEC-63215-2-2023.pdf\">IEC 63215-2:2023 specifies a temperature cycling test method for die attach materials and joining systems<\/a>. It applies to sintered silver in discrete power electronic devices. Engineers planning qualification programs typically reference this standard first.<\/p>\n<p>The JEDEC JESD22 series provides a broader framework for environmental and durability testing:<\/p>\n<ul>\n<li>\n<p>JESD22-A104 covers thermal cycling.<\/p>\n<\/li>\n<li>\n<p>JESD22-A105 covers power and temperature cycling.<\/p>\n<\/li>\n<li>\n<p>JESD22-A106 covers thermal shock.<\/p>\n<\/li>\n<\/ul>\n<p><a target=\"_blank\" rel=\"noindex nofollow\" href=\"https:\/\/deruitestchamber.com\/semiconductor-temperature-cycling-testing\">AEC-Q100 governs automotive-grade component qualification and applies to automotive power electronics programs<\/a>. <a target=\"_blank\" rel=\"noindex nofollow\" href=\"https:\/\/deruitestchamber.com\/semiconductor-temperature-cycling-testing\">MIL-STD-883 applies to military and aerospace microelectronic devices, with method and condition requirements specified by contract<\/a>.<\/p>\n<figure style=\"text-align: center\"><img decoding=\"async\" src=\"https:\/\/cdn.aigrowthmarketer.co\/1785164949205-3a21268eaee0.webp\" alt=\"A military armored vehicle with a mounted electro-optical sensor system.\" style=\"max-height: 500px\" loading=\"lazy\"><figcaption><em>ITAR-registered manufacturing for aerospace and defense. Ruggedized, traceable, high-reliability assemblies \u2014 certified to Navy and Army specifications \u2014 built for durability and program longevity.<\/em><\/figcaption><\/figure>\n<p>Because standards are evolving as silver sintering adoption grows, engineers should verify the latest revisions and confirm which standards customer or program requirements mandate before finalizing a test plan.<\/p>\n<h2>Silver Sintering Failure Analysis Workflow<\/h2>\n<p>Reliability testing indicates that a joint failed. Failure analysis explains the reason. A typical workflow starts with non-destructive screening, then moves to detailed imaging and elemental analysis.<\/p>\n<h3>Scanning Acoustic Microscopy (SAM\/C-SAM)<\/h3>\n<p><a target=\"_blank\" rel=\"noindex nofollow\" href=\"https:\/\/anysilicon.com\/semiconductor-failure-analysis-labs-by-equipment-technique\">SAM uses acoustic waves to detect delamination, cracks, voids and die-attach defects<\/a> within the sinter layer and at die-attach interfaces. It serves as the standard non-destructive screening tool before destructive analysis.<\/p>\n<p><a target=\"_blank\" rel=\"noindex nofollow\" href=\"https:\/\/doeeet.com\/content\/eee-testing\/material-processes-testing\/scanning-electron-microscopy-electronic-device-reliability\">SAM can miss defects on curved or irregular surfaces due to acoustic scattering<\/a>. A negative SAM result therefore does not confirm a defect-free joint.<\/p>\n<h3>Scanning Electron Microscopy (SEM)<\/h3>\n<p><a target=\"_blank\" rel=\"noindex nofollow\" href=\"https:\/\/genuinetesting.com\/electronics\">SEM is the primary imaging tool for fracture surface analysis<\/a>. It provides high-resolution imaging of crack propagation, pore growth, grain changes and fracture morphology in cross-sectioned samples. SEM distinguishes adhesive failures at interfaces from cohesive failures within the sinter layer.<\/p>\n<p>SEM complements SAM by revealing micro-delaminations that acoustic methods may miss, particularly at curved or complex geometries.<\/p>\n<h3>Energy-Dispersive X-ray Spectroscopy (EDS)<\/h3>\n<p><a target=\"_blank\" rel=\"noindex nofollow\" href=\"https:\/\/fajiance.com\/solder-joint-crack-virtual-weld-analysis\">EDS elemental analysis detects oxidation, contamination or intermetallic formation at interfaces<\/a>. Oxygen enrichment at fracture surfaces often indicates oxidation-driven degradation. Combined with SEM imaging, EDS confirms root cause by mapping elemental distribution at the failure site.<\/p>\n<h3>Practical Interpretation Tips<\/h3>\n<ul>\n<li>\n<p>Cracks within the sinter layer often indicate thermomechanical fatigue, while cracks at interfaces often indicate adhesion weakness.<\/p>\n<\/li>\n<li>\n<p>Void formation and growth act as stress concentrators and thermal hot spots, so tracking void evolution across test intervals matters.<\/p>\n<\/li>\n<li>\n<p>Correlation of failure analysis findings with electrical and thermal measurements builds a complete degradation picture.<\/p>\n<\/li>\n<li>\n<p><a target=\"_blank\" rel=\"noindex nofollow\" href=\"https:\/\/anysilicon.com\/semiconductor-failure-analysis-labs-by-equipment-technique\">Complex failures often require multiple techniques in sequence<\/a>: SAM for initial screening, SEM for morphology and EDS for elemental confirmation.<\/p>\n<\/li>\n<\/ul>\n<h2>Data Interpretation and Lifetime Modeling<\/h2>\n<p>Weibull analysis characterizes failure distributions and predicts characteristic lifetime from reliability test data. It serves as the standard statistical framework for interpreting accelerated aging results in power electronics qualification.<\/p>\n<p>Physics-of-failure concepts support lifetime modeling for sintered silver. Fatigue mechanisms arise from cyclic stress, pore coarsening and microstructural evolution, which accelerate under elevated temperature and power cycling.<\/p>\n<p>Acceleration factors allow translation of accelerated test results into field lifetime predictions when the acceleration model matches the actual degradation mechanism. Lifetime modeling therefore requires a clear understanding of application-specific stress conditions and their relationship to test conditions. For deeper guidance, see Pro-Active Engineering&#8217;s resource on <a target=\"_blank\" rel=\"noindex nofollow\" href=\"https:\/\/proactivepcb.com\/sintered-silver-failure-modes-and-lifetime-models\/\">sintered-silver failure modes and lifetime models<\/a>.<\/p>\n<h2>Common Pitfalls and Best Practices in Silver Sintering Reliability Testing<\/h2>\n<h3>Common Pitfalls<\/h3>\n<ul>\n<li>\n<p>Relying solely on initial shear strength as a reliability indicator, even though initial strength does not predict long-term performance.<\/p>\n<\/li>\n<li>\n<p>Ignoring sintering process parameters such as pressure, temperature, time and atmosphere. <a target=\"_blank\" rel=\"noindex nofollow\" href=\"https:\/\/imapsjmep.org\/article\/161566-jet-dispensing-process-development-for-a-microparticle-based-ag-sintering-paste-for-pressureless-sintering-of-miniaturized-opto-electronic-components\">Sintering atmosphere alone can significantly affect starting bond strength<\/a>.<\/p>\n<\/li>\n<li>\n<p>Using test conditions that do not match the application. Generic standards without real operating context can produce misleading results.<\/p>\n<\/li>\n<li>\n<p>Overlooking substrate and metallization choices, even though the materials sintered to are as important as the sinter paste.<\/p>\n<\/li>\n<li>\n<p>Skipping failure analysis, which blocks process improvement and accurate field performance prediction.<\/p>\n<\/li>\n<\/ul>\n<h3>Best Practices<\/h3>\n<ul>\n<li>\n<p>Design test plans around application-specific stress conditions instead of generic templates. This approach aligns test stress with real degradation risks.<\/p>\n<\/li>\n<li>\n<p>Use multiple test methods. Thermal cycling, power cycling and HTS each probe different degradation mechanisms.<\/p>\n<\/li>\n<li>\n<p>Perform failure analysis on every test population to confirm that the expected degradation mechanism actually occurs.<\/p>\n<\/li>\n<li>\n<p>Track shear strength before and after accelerated aging to quantify degradation in addition to initial quality.<\/p>\n<\/li>\n<li>\n<p>Document process parameters, test conditions and results to build a reliability database for the specific application.<\/p>\n<\/li>\n<\/ul>\n<h2>How Pro-Active Engineering Supports Silver Sintering Programs<\/h2>\n<p>Silver sintering reliability testing requires expertise in both process and qualification. Pro-Active Engineering provides integrated design, advanced interconnect and thermal management capabilities under one roof, which creates a single accountable partner from concept through production.<\/p>\n<figure style=\"text-align: center\"><img decoding=\"async\" src=\"https:\/\/cdn.aigrowthmarketer.co\/1785164932475-92d95a5bb500.webp\" alt=\"Macro view of dense rows of electronic components and interconnects on a board.\" style=\"max-height: 500px\" loading=\"lazy\"><figcaption><em>Advanced interconnect and high-density assembly beyond standard PCBA \u2014 wire bonding, flip chip, and hybrid HDI builds engineered for compact, mission-critical performance.<\/em><\/figcaption><\/figure>\n<p>Silver sintering forms one of Pro-Active&#8217;s core <a target=\"_blank\" rel=\"noindex nofollow\" href=\"https:\/\/proactivepcb.com\/high-reliability-silver-sintering-for-power-electronics\/\">advanced thermal management solutions for high-power electronics<\/a>. Design-for-manufacturability enters the development phase early. Advanced interconnect and packaging capabilities, including wire bonding, flip chip and hybrid assemblies, support high-density, high-reliability applications.<\/p>\n<p>Pro-Active holds ISO 9001:2015, AS9100, ITAR registration, JCP certification and Nadcap accreditation. These certifications reflect disciplined documentation, full traceability and assemblies engineered for long service cycles in regulated environments.<\/p>\n<p>Pro-Active&#8217;s engineering team works as an extension of in-house engineering groups, which helps ensure reliability is designed in from day one rather than inspected in at the end. When programs require support, teams can <a target=\"_blank\" rel=\"noindex nofollow\" href=\"https:\/\/proactivepcb.com\/quote\/\"><strong>discuss silver sintering reliability needs with Pro-Active<\/strong><\/a> and connect directly with the engineering staff.<\/p>\n<h2>Frequently Asked Questions<\/h2>\n<h3>What Is Silver Sintering Reliability Testing?<\/h3>\n<p>Silver sintering reliability testing evaluates how sintered silver die-attach joints withstand extreme thermal, mechanical and power-cycling conditions. It simulates real operating environments to predict long-term performance and qualify the technology for specific applications. The discipline covers both initial quality checks such as shear strength and void inspection and long-term accelerated aging tests such as thermal cycling, power cycling and high-temperature storage.<\/p>\n<h3>How Do Engineers Test Silver Sintering Reliability?<\/h3>\n<p>A comprehensive qualification program combines multiple methods. Thermal cycling tests resistance to CTE mismatch and thermomechanical fatigue. Power cycling simulates operating conditions by actively heating and cooling the device through electrical current. High-temperature storage evaluates aging behavior under prolonged elevated-temperature exposure. Die shear testing measures mechanical bond strength and is most informative when performed after accelerated aging, as noted earlier. Results from all methods should be correlated with failure analysis to identify root causes.<\/p>\n<h3>What Standards Apply to Silver Sintering Reliability Testing?<\/h3>\n<p>As detailed in the standards section above, IEC 63215-2 serves as the primary standard for silver sintering reliability. The JEDEC JESD22 series, AEC-Q100 and MIL-STD-883 cover broader environmental and durability testing. Engineers should verify the latest revisions and confirm which standards program requirements mandate.<\/p>\n<h3>What Are Common Failure Modes in Silver-Sintered Joints?<\/h3>\n<p>Common failure modes include delamination at die-substrate interfaces, crack propagation within the sinter layer driven by thermomechanical fatigue, void formation and growth that create stress concentrators and thermal hot spots, and oxidation at interfaces that weakens adhesion over time. These mechanisms typically emerge under thermal or power cycling stress and are best characterized through a combination of scanning acoustic microscopy, SEM cross-sectioning and EDS elemental analysis.<\/p>\n<h3>How Does Silver Sintering Compare to Solder in Reliability?<\/h3>\n<p><a target=\"_blank\" rel=\"noindex nofollow\" href=\"https:\/\/heraeus-electronics.com\/en\/news-and-insights\/insights\/heraeus-electronics-soldering-vs-sintering-blogpost\">Silver sintering offers higher thermal conductivity than conventional solder-based die-attach materials<\/a>. <a target=\"_blank\" rel=\"noindex nofollow\" href=\"https:\/\/powerelectronicsnews.com\/advanced-thermal-management-and-packaging-techniques-for-sic\">Sintered silver has a melting point above that of standard lead-free solders, which eliminates remelting risk during board-level assembly and supports reliable operation at junction temperatures where conventional solders are not suitable<\/a>. These properties make silver sintering a strong choice for silicon carbide and gallium nitride devices operating at elevated temperatures.<\/p>\n<h2>Conclusion: Building Confidence in Silver Sintering Through Rigorous Testing<\/h2>\n<p>Silver sintering delivers proven reliability advantages for high-power electronics. Adoption depends on meaningful qualification testing that goes beyond initial bond strength.<\/p>\n<p>A complete qualification program uses a combination of test methods. Thermal cycling, power cycling, high-temperature storage and shear testing each probe different degradation mechanisms. Established standards such as IEC 63215-2, the JEDEC JESD22 series, AEC-Q100 and MIL-STD-883 provide the framework, and test conditions must align with the specific application. Failure analysis remains essential, because understanding why joints fail enables process improvement and accurate field lifetime prediction.<\/p>\n<p>Pro-Active Engineering provides integrated design and manufacturing, advanced thermal management that includes silver sintering and certified quality systems that support the full qualification journey from test planning through production. Teams ready to advance a high-power application can <a target=\"_blank\" rel=\"noindex nofollow\" href=\"https:\/\/proactivepcb.com\/quote\/\"><strong>start a silver sintering qualification program with Pro-Active Engineering<\/strong><\/a> and apply this expertise to upcoming designs.<\/p>\n<h2>Read Next<\/h2>\n<ul>\n<li>\n<p><a target=\"_blank\" rel=\"noopener noreferrer nofollow\" href=\"https:\/\/blog.proactivepcb.com\/pcb-manufacturing-assembly\/high-reliability-silver-sintering\/\">High Reliability Silver Sintering for Power Electronics<\/a><\/p>\n<\/li>\n<li>\n<p><a target=\"_blank\" rel=\"noopener noreferrer nofollow\" href=\"https:\/\/blog.proactivepcb.com\/pcb-manufacturing-assembly\/silver-sintering-benefits\/\">Silver Sintering Benefits for High-Power Electronics<\/a><\/p>\n<\/li>\n<li>\n<p><a target=\"_blank\" rel=\"noopener noreferrer nofollow\" href=\"https:\/\/blog.proactivepcb.com\/pcb-manufacturing-assembly\/silver-sintering-power-electronics\/\">Silver Sintering for Power Electronics<\/a><\/p>\n<\/li>\n<li>\n<p><a target=\"_blank\" rel=\"noopener noreferrer nofollow\" href=\"https:\/\/blog.proactivepcb.com\/pcb-manufacturing-assembly\/silver-sintering-power-modules\/\">Silver Sintering for High-Reliability Power Modules<\/a><\/p>\n<\/li>\n<li>\n<p><a target=\"_blank\" rel=\"noopener noreferrer nofollow\" href=\"https:\/\/blog.proactivepcb.com\/pcb-manufacturing-assembly\/silver-sintering-interconnects\/\">Silver Sintering Interconnects for Power Electronics<\/a><\/p>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Pro-Active Engineering delivers rigorous silver sintering reliability testing for power electronics. Contact us to strengthen your program.<\/p>\n","protected":false},"author":68,"featured_media":1656,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[10],"tags":[],"class_list":["post-1657","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pcb-testing-validation"],"_links":{"self":[{"href":"https:\/\/proactivepcb.com\/articles\/wp-json\/wp\/v2\/posts\/1657","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/proactivepcb.com\/articles\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/proactivepcb.com\/articles\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/proactivepcb.com\/articles\/wp-json\/wp\/v2\/comments?post=1657"}],"version-history":[{"count":0,"href":"https:\/\/proactivepcb.com\/articles\/wp-json\/wp\/v2\/posts\/1657\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/proactivepcb.com\/articles\/wp-json\/wp\/v2\/media\/1656"}],"wp:attachment":[{"href":"https:\/\/proactivepcb.com\/articles\/wp-json\/wp\/v2\/media?parent=1657"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/proactivepcb.com\/articles\/wp-json\/wp\/v2\/categories?post=1657"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/proactivepcb.com\/articles\/wp-json\/wp\/v2\/tags?post=1657"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}