{"id":312,"date":"2026-05-13T06:19:18","date_gmt":"2026-05-13T06:19:18","guid":{"rendered":"https:\/\/ntlab.hcmus.edu.vn\/?page_id=312"},"modified":"2026-05-17T04:14:44","modified_gmt":"2026-05-17T04:14:44","slug":"equipment","status":"publish","type":"page","link":"https:\/\/ntlab.hcmus.edu.vn\/?page_id=312&lang=en","title":{"rendered":"EQUIPMENT"},"content":{"rendered":"\n<style>\n  .ntlab-equipment-wrap {\n    max-width: 1120px;\n    width: 100%;\n    margin: 0 auto;\n    padding: 34px 24px;\n    background: #ffffff;\n    color: #222222;\n    font-family: Arial, sans-serif;\n    font-size: 16px;\n    line-height: 1.65;\n    box-sizing: border-box;\n    overflow: visible !important;\n    height: auto !important;\n    max-height: none !important;\n  }\n\n  .ntlab-equipment-wrap * {\n    box-sizing: border-box;\n  }\n\n  .ntlab-equipment-header {\n    text-align: center;\n    margin-bottom: 32px;\n  }\n\n  .ntlab-equipment-subtitle {\n    font-size: 15px;\n    color: #666666;\n    margin-bottom: 8px;\n  }\n\n  .ntlab-equipment-title {\n    font-size: 30px;\n    font-weight: 700;\n    color: #00549f;\n    letter-spacing: 0.4px;\n    margin-bottom: 10px;\n    line-height: 1.3;\n  }\n\n  .ntlab-title-line {\n    width: 82px;\n    height: 3px;\n    background: #00549f;\n    margin: 0 auto;\n  }\n\n  .ntlab-equipment-intro {\n    background: #f7fbff;\n    border-left: 5px solid #00549f;\n    padding: 22px 24px;\n    margin-bottom: 30px;\n    border-radius: 8px;\n    text-align: justify;\n    overflow: visible !important;\n    height: auto !important;\n    max-height: none !important;\n  }\n\n  .ntlab-equipment-grid {\n    display: grid;\n    grid-template-columns: repeat(2, minmax(0, 1fr));\n    gap: 24px;\n    overflow: visible !important;\n    height: auto !important;\n    max-height: none !important;\n  }\n\n  .ntlab-equipment-card {\n    border: 1px solid #d9e6f2;\n    border-radius: 12px;\n    background: #ffffff;\n    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.06);\n    overflow: visible !important;\n    height: auto !important;\n    max-height: none !important;\n  }\n\n  .ntlab-equipment-imgbox {\n    width: 100%;\n    aspect-ratio: 4 \/ 3;\n    background: #f2f6fa;\n    display: flex;\n    align-items: center;\n    justify-content: center;\n    overflow: hidden;\n    border-radius: 12px 12px 0 0;\n  }\n\n  .ntlab-equipment-imgbox img {\n    width: 100%;\n    height: 100%;\n    object-fit: contain;\n    display: block;\n  }\n\n  .ntlab-equipment-caption {\n    font-size: 14px;\n    color: #555555;\n    background: #f5f8fb;\n    padding: 10px 16px;\n    border-top: 1px solid #e3edf6;\n    line-height: 1.5;\n  }\n\n  .ntlab-equipment-content {\n    padding: 20px 20px 22px 20px;\n    overflow: visible !important;\n    height: auto !important;\n    max-height: none !important;\n  }\n\n  .ntlab-equipment-name {\n    font-size: 21px;\n    font-weight: 700;\n    color: #00549f;\n    margin-bottom: 12px;\n    line-height: 1.35;\n  }\n\n  .ntlab-equipment-text {\n    text-align: justify;\n    margin-bottom: 14px;\n  }\n\n  .ntlab-equipment-list {\n    margin: 0;\n    padding-left: 20px;\n  }\n\n  .ntlab-equipment-list li {\n    margin-bottom: 7px;\n  }\n\n  .ntlab-equipment-note {\n    margin-top: 32px;\n    padding: 20px 22px;\n    background: #f7fbff;\n    border: 1px solid #d9e6f2;\n    border-radius: 10px;\n    text-align: justify;\n    overflow: visible !important;\n    height: auto !important;\n    max-height: none !important;\n  }\n\n  @media (max-width: 760px) {\n    .ntlab-equipment-wrap {\n      padding: 24px 14px;\n      font-size: 15px;\n      line-height: 1.6;\n    }\n\n    .ntlab-equipment-title {\n      font-size: 24px;\n    }\n\n    .ntlab-equipment-intro {\n      padding: 18px 16px;\n      text-align: left;\n    }\n\n    .ntlab-equipment-grid {\n      grid-template-columns: 1fr;\n      gap: 20px;\n    }\n\n    .ntlab-equipment-content {\n      padding: 18px 16px 20px 16px;\n    }\n\n    .ntlab-equipment-name {\n      font-size: 19px;\n    }\n\n    .ntlab-equipment-text {\n      text-align: left;\n    }\n\n    .ntlab-equipment-caption {\n      font-size: 13px;\n      padding: 9px 13px;\n    }\n\n    .ntlab-equipment-note {\n      padding: 18px 16px;\n      text-align: left;\n    }\n  }\n<\/style>\n\n<div class=\"ntlab-equipment-wrap\">\n\n  <div class=\"ntlab-equipment-header\">\n    <div class=\"ntlab-equipment-subtitle\">\n      Nuclear Technique Laboratory\n    <\/div>\n\n    <div class=\"ntlab-equipment-title\">\n      LABORATORY EQUIPMENT SYSTEMS\n    <\/div>\n\n    <div class=\"ntlab-title-line\"><\/div>\n  <\/div>\n\n  <div class=\"ntlab-equipment-intro\">\n    Nuclear Technique Laboratory, University of Science, Viet Nam National University Ho Chi Minh City, is equipped with a range of systems serving research, training, and experimental instruction in the fields of nuclear technique, environmental radioactivity measurement, and sample analysis. The laboratory equipment supports undergraduate students, graduate students, and PhD candidates in gaining practical experience, from sample preparation and system operation to signal acquisition, spectrum processing, result evaluation, and interpretation.\n  <\/div>\n\n  <div class=\"ntlab-equipment-grid\">\n<div class=\"ntlab-equipment-card\">\n  <div class=\"ntlab-equipment-imgbox\">\n    <img decoding=\"async\" src=\"https:\/\/ntlab.hcmus.edu.vn\/wp-content\/uploads\/2026\/05\/he-pho-ke-huynh-quang-tia-X.jpg\" alt=\"Energy-dispersive X-ray fluorescence spectrometer EDXRF\">\n  <\/div>\n\n  <div class=\"ntlab-equipment-caption\">\n    Energy-dispersive X-ray fluorescence spectrometer (EDXRF) at the Nuclear Technique Laboratory.\n  <\/div>\n\n  <div class=\"ntlab-equipment-content\">\n    <div class=\"ntlab-equipment-name\">\n      Energy-Dispersive X-ray Fluorescence Spectrometer\n    <\/div>\n\n    <div class=\"ntlab-equipment-text\">\n      The energy-dispersive X-ray fluorescence spectrometer (EDXRF) is used for experimental research in X-ray spectrometry and material analysis. With its capability to record characteristic X-ray spectra emitted from samples, the system supports elemental identification, spectral signal investigation, and the evaluation of selected material characteristics using a non-destructive method.\n    <\/div>\n\n    <ul class=\"ntlab-equipment-list\">\n      <li>The system consists of an Am-241 excitation source, a Si(Li) semiconductor detector, an ITRP preamplifier, a DSA-LX multichannel analyzer, and WinAXIL spectrum analysis software.<\/li>\n      <li>During measurement, the sample is irradiated by a suitable radiation source, leading to the emission of characteristic fluorescent X-rays.<\/li>\n      <li>The emitted X-rays are recorded by the detector, processed by the associated electronics, and displayed as an energy spectrum on a computer.<\/li>\n      <li>The energy positions of the spectral lines allow the elements present in the sample to be identified.<\/li>\n      <li>The intensity or peak area provides information related to the concentration of the corresponding elements.<\/li>\n      <li>The system is also used in studies involving low-energy photons and non-destructive testing of materials.<\/li>\n      <li>It supports student training and the development of applied research in experimental and applied nuclear physics.<\/li>\n    <\/ul>\n  <\/div>\n<\/div>\n\n<div class=\"ntlab-equipment-card\">\n  <div class=\"ntlab-equipment-imgbox\">\n    <img decoding=\"async\" src=\"https:\/\/ntlab.hcmus.edu.vn\/wp-content\/uploads\/2026\/05\/He-thiet-bi-do-tia-gamma-truyen-qua.jpg\" alt=\"Gamma-ray transmission measurement system\">\n  <\/div>\n\n  <div class=\"ntlab-equipment-caption\">\n    Gamma-ray transmission measurement system using Cs-137 and Am-241 radioactive sources and a NaI(Tl) scintillation detector.\n  <\/div>\n\n  <div class=\"ntlab-equipment-content\">\n    <div class=\"ntlab-equipment-name\">\n      Gamma-Ray Transmission Measurement System\n    <\/div>\n\n    <div class=\"ntlab-equipment-text\">\n      The gamma-ray transmission measurement system is used to study non-destructive testing methods based on gamma radiation. The system allows the attenuation of a gamma-ray beam after passing through a material to be investigated, thereby supporting the evaluation of selected characteristics of research samples.\n    <\/div>\n\n    <ul class=\"ntlab-equipment-list\">\n      <li>The system uses Cs-137 and Am-241 radioactive sources combined with a NaI(Tl) scintillation detector.<\/li>\n      <li>The radioactive sources, detector, and lead collimators are arranged to form a narrow-beam transmission geometry.<\/li>\n      <li>The system supports studies on material thickness, mass density, and effective atomic number measurements.<\/li>\n      <li>It can be applied to investigate voids, defects, or internal inhomogeneities in materials.<\/li>\n      <li>It is suitable for experiments on gamma-ray interaction with matter, gamma transmission techniques, and non-destructive testing.<\/li>\n      <li>The system contributes to experimental training and the development of applied research directions in nuclear technique.<\/li>\n    <\/ul>\n  <\/div>\n<\/div>\n    <div class=\"ntlab-equipment-card\">\n      <div class=\"ntlab-equipment-imgbox\">\n        <img decoding=\"async\" src=\"https:\/\/ntlab.hcmus.edu.vn\/wp-content\/uploads\/2026\/05\/hpge.jpg\" alt=\"Gamma spectrometry system with HPGe detector\">\n      <\/div>\n\n      <div class=\"ntlab-equipment-caption\">\n        Gamma spectrometry system with GC3520 HPGe detector at the Nuclear Technique Laboratory.\n      <\/div>\n\n      <div class=\"ntlab-equipment-content\">\n        <div class=\"ntlab-equipment-name\">\n          HPGe Gamma Spectrometry System\n        <\/div>\n\n        <div class=\"ntlab-equipment-text\">\n          The gamma spectrometry system uses a p-type HPGe detector manufactured by Canberra, also known as the GC3520 gamma spectrometry system. The system is used to acquire and analyze gamma spectra, supporting the qualitative and quantitative determination of gamma-emitting radionuclides in various types of samples.\n        <\/div>\n\n        <ul class=\"ntlab-equipment-list\">\n          <li>Coaxial HPGe detector cooled with liquid nitrogen.<\/li>\n          <li>Lead shielding chamber to reduce environmental radiation background.<\/li>\n          <li>Lynx DSA signal processing unit, control computer, and uninterruptible power supply.<\/li>\n          <li>Relative efficiency of approximately 35%, with an energy detection range from about 40 keV to 2.9 MeV.<\/li>\n          <li>Suitable for environmental radioactivity research and the analysis of soil, water, sediment, and material samples.<\/li>\n        <\/ul>\n      <\/div>\n    <\/div>\n\n    <div class=\"ntlab-equipment-card\">\n      <div class=\"ntlab-equipment-imgbox\">\n        <img decoding=\"async\" src=\"https:\/\/ntlab.hcmus.edu.vn\/wp-content\/uploads\/2026\/05\/he-dem-tong-alpha-beta.jpg\" alt=\"LB4200 gross alpha beta counting system\">\n      <\/div>\n\n      <div class=\"ntlab-equipment-caption\">\n        LB4200 gross alpha\/beta counting system used for gross alpha and gross beta activity measurements.\n      <\/div>\n\n      <div class=\"ntlab-equipment-content\">\n        <div class=\"ntlab-equipment-name\">\n          LB4200 Gross Alpha\/Beta Counting System\n        <\/div>\n\n        <div class=\"ntlab-equipment-text\">\n          The LB4200 gross alpha\/beta counting system manufactured by Canberra is used to determine gross alpha and gross beta activities in environmental samples after appropriate sample preparation. This is one of the key systems supporting environmental radioactivity research and practical training in radiation measurement.\n        <\/div>\n\n        <ul class=\"ntlab-equipment-list\">\n          <li>The system consists of four gas-flow proportional counters using P10 gas, composed of 90% Ar and 10% CH4.<\/li>\n          <li>Nominal efficiency is from 38% for gross alpha measurement and from 45% for gross beta measurement.<\/li>\n          <li>Lead shielding and an anti-coincidence system help reduce environmental background.<\/li>\n          <li>Control and data processing software: Apex-Alpha\/Beta.<\/li>\n          <li>Uses 5 cm diameter stainless-steel counting planchets and suitable calibration sources for system calibration.<\/li>\n        <\/ul>\n      <\/div>\n    <\/div>\n\n    <div class=\"ntlab-equipment-card\">\n      <div class=\"ntlab-equipment-imgbox\">\n        <img decoding=\"async\" src=\"https:\/\/ntlab.hcmus.edu.vn\/wp-content\/uploads\/2026\/05\/he-pho-ke-alpha-Alpha-Ensemble.jpg\" alt=\"Alpha Ensemble alpha spectrometry system\">\n      <\/div>\n\n      <div class=\"ntlab-equipment-caption\">\n        ORTEC Alpha Ensemble alpha spectrometry system with two PIPS semiconductor detectors.\n      <\/div>\n\n      <div class=\"ntlab-equipment-content\">\n        <div class=\"ntlab-equipment-name\">\n          Alpha Ensemble Alpha Spectrometry System\n        <\/div>\n\n        <div class=\"ntlab-equipment-text\">\n          The Alpha Ensemble alpha spectrometry system manufactured by ORTEC is used to analyze alpha-emitting radionuclides after radiochemical separation and sample preparation. The system records alpha energy spectra, thereby supporting the qualitative and quantitative determination of alpha-emitting radionuclides in research samples.\n        <\/div>\n\n        <ul class=\"ntlab-equipment-list\">\n          <li>The system consists of two PIPS silicon semiconductor detectors with an active area of 1200 mm2.<\/li>\n          <li>Good energy resolution for alpha calibration sources, suitable for high-energy alpha spectrum analysis.<\/li>\n          <li>The counting chamber is operated under vacuum conditions to reduce alpha-particle energy loss in air.<\/li>\n          <li>Sample positions allow adjustment of the distance between the sample and the detector.<\/li>\n          <li>Measurement and spectrum processing are performed using ORTEC MAESTRO software.<\/li>\n        <\/ul>\n      <\/div>\n    <\/div>\n\n    <div class=\"ntlab-equipment-card\">\n      <div class=\"ntlab-equipment-imgbox\">\n        <img decoding=\"async\" src=\"https:\/\/ntlab.hcmus.edu.vn\/wp-content\/uploads\/2026\/05\/rad8-ptn.jpg\" alt=\"RAD8 radon monitor\">\n      <\/div>\n\n      <div class=\"ntlab-equipment-caption\">\n         RAD8 monitor and setup for measuring radon in air;\n      <\/div>\n\n      <div class=\"ntlab-equipment-content\">\n        <div class=\"ntlab-equipment-name\">\n          RAD8 Radon Monitor\n        <\/div>\n\n        <div class=\"ntlab-equipment-text\">\n          RAD8 is an advanced radon monitor manufactured by Durridge, USA, and is used to determine radon concentrations in air, water, and soil gas. The instrument supports studies related to radon, thoron, environmental radioactivity, natural emission source assessment, and practical training activities in radioactive gas measurement.\n        <\/div>\n\n        <ul class=\"ntlab-equipment-list\">\n          <li>The instrument includes a measuring chamber, gas sampling pump, control screen, and data connection ports.<\/li>\n          <li>Radon is introduced into the measuring chamber and determined through its alpha-emitting progeny.<\/li>\n          <li>It can measure radon in air, in water using the RAD H2O accessory, and in soil gas using the Soil Gas Probe.<\/li>\n          <li>It is also capable of measuring thoron in similar environments when the appropriate measurement mode is selected.<\/li>\n          <li>Suitable for field surveys, simulation experiments, and environmental radioactivity research.<\/li>\n        <\/ul>\n      <\/div>\n    <\/div>\n\n  <\/div>\n\n  <div class=\"ntlab-equipment-note\">\n    The above equipment systems are operated to serve two main purposes: advancing scientific research in the field of nuclear technique and strengthening experimental training for learners. Through hands-on work with specialized measurement systems, undergraduate students, graduate students, and PhD candidates can develop skills in equipment operation, sample preparation, data processing, spectrum analysis, and research thinking in a specialized laboratory environment.\n  <\/div>\n\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Nuclear Technique Laboratory LABORATORY EQUIPMENT SYSTEMS Nuclear Technique Laboratory, University of Science, Viet Nam National University Ho Chi Minh City, is equipped with a range of systems serving research, training, and experimental instruction in the fields of nuclear technique, environmental radioactivity measurement, and sample analysis. The laboratory equipment supports undergraduate students, graduate students, and PhD [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-english","meta":{"footnotes":""},"class_list":["post-312","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/ntlab.hcmus.edu.vn\/index.php?rest_route=\/wp\/v2\/pages\/312","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ntlab.hcmus.edu.vn\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/ntlab.hcmus.edu.vn\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/ntlab.hcmus.edu.vn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ntlab.hcmus.edu.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=312"}],"version-history":[{"count":3,"href":"https:\/\/ntlab.hcmus.edu.vn\/index.php?rest_route=\/wp\/v2\/pages\/312\/revisions"}],"predecessor-version":[{"id":511,"href":"https:\/\/ntlab.hcmus.edu.vn\/index.php?rest_route=\/wp\/v2\/pages\/312\/revisions\/511"}],"wp:attachment":[{"href":"https:\/\/ntlab.hcmus.edu.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=312"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}